./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-22.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-22.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 a2f8cfcbb935c56cacc0dcdd0cb17c9fa32a1e539a6b0588fb3d51d3444efdea --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 17:39:17,390 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 17:39:17,455 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 17:39:17,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 17:39:17,464 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 17:39:17,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 17:39:17,490 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 17:39:17,490 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 17:39:17,491 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 17:39:17,492 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 17:39:17,492 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 17:39:17,492 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 17:39:17,493 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 17:39:17,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 17:39:17,496 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 17:39:17,496 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 17:39:17,496 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 17:39:17,497 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 17:39:17,497 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 17:39:17,501 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 17:39:17,501 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 17:39:17,501 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 17:39:17,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 17:39:17,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 17:39:17,502 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 17:39:17,503 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 17:39:17,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 17:39:17,503 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 17:39:17,503 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 17:39:17,504 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 17:39:17,504 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 17:39:17,505 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 17:39:17,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:39:17,505 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 17:39:17,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 17:39:17,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 17:39:17,506 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 17:39:17,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 17:39:17,507 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 17:39:17,507 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 17:39:17,507 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 17:39:17,507 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 17:39:17,508 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2f8cfcbb935c56cacc0dcdd0cb17c9fa32a1e539a6b0588fb3d51d3444efdea [2024-11-16 17:39:17,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 17:39:17,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 17:39:17,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 17:39:17,787 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 17:39:17,787 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 17:39:17,789 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-22.i [2024-11-16 17:39:19,294 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 17:39:19,564 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 17:39:19,564 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-22.i [2024-11-16 17:39:19,583 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2d885a5/f109dd3128dd45398a9c2b0f9ec15079/FLAG1aa778239 [2024-11-16 17:39:19,595 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f2d885a5/f109dd3128dd45398a9c2b0f9ec15079 [2024-11-16 17:39:19,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 17:39:19,599 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 17:39:19,600 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 17:39:19,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 17:39:19,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 17:39:19,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:39:19" (1/1) ... [2024-11-16 17:39:19,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f0c1741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:19, skipping insertion in model container [2024-11-16 17:39:19,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:39:19" (1/1) ... [2024-11-16 17:39:19,661 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 17:39:19,858 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-22.i[916,929] [2024-11-16 17:39:20,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:39:20,089 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 17:39:20,102 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-22.i[916,929] [2024-11-16 17:39:20,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:39:20,227 INFO L204 MainTranslator]: Completed translation [2024-11-16 17:39:20,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20 WrapperNode [2024-11-16 17:39:20,228 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 17:39:20,229 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 17:39:20,229 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 17:39:20,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 17:39:20,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,336 INFO L138 Inliner]: procedures = 26, calls = 67, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 718 [2024-11-16 17:39:20,336 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 17:39:20,339 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 17:39:20,339 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 17:39:20,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 17:39:20,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,366 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,422 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-16 17:39:20,423 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,462 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 17:39:20,506 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 17:39:20,506 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 17:39:20,506 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 17:39:20,507 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (1/1) ... [2024-11-16 17:39:20,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:39:20,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:39:20,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 17:39:20,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 17:39:20,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 17:39:20,591 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 17:39:20,591 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 17:39:20,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 17:39:20,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 17:39:20,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 17:39:20,764 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 17:39:20,766 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 17:39:21,991 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L608: havoc property_#t~bitwise43#1;havoc property_#t~ite48#1;havoc property_#t~ite47#1;havoc property_#t~ite46#1;havoc property_#t~ite45#1;havoc property_#t~bitwise44#1;havoc property_#t~short49#1;havoc property_#t~ite51#1;havoc property_#t~bitwise50#1;havoc property_#t~short52#1;havoc property_#t~bitwise53#1;havoc property_#t~short54#1;havoc property_#t~ite58#1;havoc property_#t~bitwise55#1;havoc property_#t~ite57#1;havoc property_#t~bitwise56#1;havoc property_#t~short59#1;havoc property_#t~bitwise60#1;havoc property_#t~short61#1; [2024-11-16 17:39:22,183 INFO L? ?]: Removed 97 outVars from TransFormulas that were not future-live. [2024-11-16 17:39:22,183 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 17:39:22,229 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 17:39:22,229 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-16 17:39:22,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:39:22 BoogieIcfgContainer [2024-11-16 17:39:22,229 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 17:39:22,234 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 17:39:22,235 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 17:39:22,239 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 17:39:22,239 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 05:39:19" (1/3) ... [2024-11-16 17:39:22,240 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@786a0c44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:39:22, skipping insertion in model container [2024-11-16 17:39:22,240 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:20" (2/3) ... [2024-11-16 17:39:22,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@786a0c44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:39:22, skipping insertion in model container [2024-11-16 17:39:22,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:39:22" (3/3) ... [2024-11-16 17:39:22,243 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-22.i [2024-11-16 17:39:22,261 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 17:39:22,263 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 17:39:22,350 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 17:39:22,357 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;@15933f72, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 17:39:22,358 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 17:39:22,364 INFO L276 IsEmpty]: Start isEmpty. Operand has 288 states, 231 states have (on average 1.5497835497835497) internal successors, (358), 232 states have internal predecessors, (358), 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) [2024-11-16 17:39:22,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2024-11-16 17:39:22,387 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:22,388 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:22,389 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:22,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:22,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1357144470, now seen corresponding path program 1 times [2024-11-16 17:39:22,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:22,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928319245] [2024-11-16 17:39:22,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:22,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:22,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:22,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:23,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:23,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:23,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:23,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:23,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:23,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:23,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:23,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:23,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,339 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:23,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:23,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928319245] [2024-11-16 17:39:23,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928319245] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:23,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:23,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 17:39:23,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607476040] [2024-11-16 17:39:23,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:23,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 17:39:23,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:23,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 17:39:23,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:39:23,385 INFO L87 Difference]: Start difference. First operand has 288 states, 231 states have (on average 1.5497835497835497) internal successors, (358), 232 states have internal predecessors, (358), 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 2 states, 2 states have (on average 68.0) internal successors, (136), 2 states have internal predecessors, (136), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-16 17:39:23,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:23,486 INFO L93 Difference]: Finished difference Result 568 states and 979 transitions. [2024-11-16 17:39:23,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 17:39:23,489 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 68.0) internal successors, (136), 2 states have internal predecessors, (136), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 2 states have call successors, (54) Word has length 403 [2024-11-16 17:39:23,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:23,502 INFO L225 Difference]: With dead ends: 568 [2024-11-16 17:39:23,502 INFO L226 Difference]: Without dead ends: 283 [2024-11-16 17:39:23,510 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:39:23,513 INFO L432 NwaCegarLoop]: 444 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:23,514 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 444 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 17:39:23,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2024-11-16 17:39:23,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 283. [2024-11-16 17:39:23,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 227 states have (on average 1.5418502202643172) internal successors, (350), 227 states have internal predecessors, (350), 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) [2024-11-16 17:39:23,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 458 transitions. [2024-11-16 17:39:23,584 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 458 transitions. Word has length 403 [2024-11-16 17:39:23,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:23,585 INFO L471 AbstractCegarLoop]: Abstraction has 283 states and 458 transitions. [2024-11-16 17:39:23,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 68.0) internal successors, (136), 2 states have internal predecessors, (136), 2 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 2 states have call successors, (54) [2024-11-16 17:39:23,585 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 458 transitions. [2024-11-16 17:39:23,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2024-11-16 17:39:23,594 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:23,595 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:23,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 17:39:23,595 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:23,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:23,596 INFO L85 PathProgramCache]: Analyzing trace with hash 428874076, now seen corresponding path program 1 times [2024-11-16 17:39:23,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:23,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021663672] [2024-11-16 17:39:23,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:23,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:23,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:23,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:23,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:24,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:24,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,275 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:24,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:24,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021663672] [2024-11-16 17:39:24,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021663672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:24,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:24,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:39:24,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303713157] [2024-11-16 17:39:24,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:24,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:39:24,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:24,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:39:24,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:39:24,283 INFO L87 Difference]: Start difference. First operand 283 states and 458 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2024-11-16 17:39:24,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:24,434 INFO L93 Difference]: Finished difference Result 777 states and 1259 transitions. [2024-11-16 17:39:24,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:39:24,435 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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 403 [2024-11-16 17:39:24,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:24,443 INFO L225 Difference]: With dead ends: 777 [2024-11-16 17:39:24,443 INFO L226 Difference]: Without dead ends: 497 [2024-11-16 17:39:24,447 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 [2024-11-16 17:39:24,448 INFO L432 NwaCegarLoop]: 437 mSDtfsCounter, 332 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 861 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:24,449 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 861 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 17:39:24,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2024-11-16 17:39:24,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 493. [2024-11-16 17:39:24,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 493 states, 416 states have (on average 1.5600961538461537) internal successors, (649), 417 states have internal predecessors, (649), 74 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (74), 73 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-16 17:39:24,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 797 transitions. [2024-11-16 17:39:24,510 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 797 transitions. Word has length 403 [2024-11-16 17:39:24,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:24,512 INFO L471 AbstractCegarLoop]: Abstraction has 493 states and 797 transitions. [2024-11-16 17:39:24,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2024-11-16 17:39:24,512 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 797 transitions. [2024-11-16 17:39:24,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2024-11-16 17:39:24,516 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:24,516 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:24,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 17:39:24,517 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:24,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:24,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1772029319, now seen corresponding path program 1 times [2024-11-16 17:39:24,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:24,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466734029] [2024-11-16 17:39:24,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:24,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:24,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:24,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:24,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:24,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:24,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:24,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:24,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:24,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:25,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:25,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:25,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:25,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:25,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:25,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:25,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:25,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:25,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:25,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:25,033 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:25,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:25,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466734029] [2024-11-16 17:39:25,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466734029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:25,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:25,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:39:25,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738901764] [2024-11-16 17:39:25,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:25,035 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:39:25,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:25,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:39:25,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:39:25,036 INFO L87 Difference]: Start difference. First operand 493 states and 797 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2024-11-16 17:39:25,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:25,145 INFO L93 Difference]: Finished difference Result 1393 states and 2254 transitions. [2024-11-16 17:39:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:39:25,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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 403 [2024-11-16 17:39:25,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:25,154 INFO L225 Difference]: With dead ends: 1393 [2024-11-16 17:39:25,154 INFO L226 Difference]: Without dead ends: 903 [2024-11-16 17:39:25,156 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 [2024-11-16 17:39:25,156 INFO L432 NwaCegarLoop]: 652 mSDtfsCounter, 344 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 1072 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:25,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [344 Valid, 1072 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 17:39:25,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 903 states. [2024-11-16 17:39:25,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 903 to 899. [2024-11-16 17:39:25,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 899 states, 765 states have (on average 1.5620915032679739) internal successors, (1195), 768 states have internal predecessors, (1195), 129 states have call successors, (129), 4 states have call predecessors, (129), 4 states have return successors, (129), 126 states have call predecessors, (129), 129 states have call successors, (129) [2024-11-16 17:39:25,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 899 states and 1453 transitions. [2024-11-16 17:39:25,206 INFO L78 Accepts]: Start accepts. Automaton has 899 states and 1453 transitions. Word has length 403 [2024-11-16 17:39:25,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:25,207 INFO L471 AbstractCegarLoop]: Abstraction has 899 states and 1453 transitions. [2024-11-16 17:39:25,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2024-11-16 17:39:25,208 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1453 transitions. [2024-11-16 17:39:25,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2024-11-16 17:39:25,212 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:25,212 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:25,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 17:39:25,213 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:25,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:25,213 INFO L85 PathProgramCache]: Analyzing trace with hash 413904728, now seen corresponding path program 1 times [2024-11-16 17:39:25,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:25,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844292517] [2024-11-16 17:39:25,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:25,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:26,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:26,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:26,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:26,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:26,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:26,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:26,350 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:26,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:26,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844292517] [2024-11-16 17:39:26,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844292517] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:26,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:26,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:39:26,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355784265] [2024-11-16 17:39:26,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:26,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:39:26,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:26,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:39:26,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:39:26,353 INFO L87 Difference]: Start difference. First operand 899 states and 1453 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2024-11-16 17:39:26,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:26,514 INFO L93 Difference]: Finished difference Result 2308 states and 3723 transitions. [2024-11-16 17:39:26,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:39:26,514 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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 403 [2024-11-16 17:39:26,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:26,522 INFO L225 Difference]: With dead ends: 2308 [2024-11-16 17:39:26,522 INFO L226 Difference]: Without dead ends: 1412 [2024-11-16 17:39:26,525 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 [2024-11-16 17:39:26,526 INFO L432 NwaCegarLoop]: 435 mSDtfsCounter, 321 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 861 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:26,526 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 861 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 17:39:26,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2024-11-16 17:39:26,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1409. [2024-11-16 17:39:26,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1409 states, 1182 states have (on average 1.5473773265651438) internal successors, (1829), 1186 states have internal predecessors, (1829), 218 states have call successors, (218), 8 states have call predecessors, (218), 8 states have return successors, (218), 214 states have call predecessors, (218), 218 states have call successors, (218) [2024-11-16 17:39:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1409 states and 2265 transitions. [2024-11-16 17:39:26,620 INFO L78 Accepts]: Start accepts. Automaton has 1409 states and 2265 transitions. Word has length 403 [2024-11-16 17:39:26,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:26,621 INFO L471 AbstractCegarLoop]: Abstraction has 1409 states and 2265 transitions. [2024-11-16 17:39:26,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2024-11-16 17:39:26,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2265 transitions. [2024-11-16 17:39:26,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2024-11-16 17:39:26,626 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:26,626 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:26,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 17:39:26,627 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:26,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:26,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1516714377, now seen corresponding path program 1 times [2024-11-16 17:39:26,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:26,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035543273] [2024-11-16 17:39:26,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:26,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:27,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:27,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:27,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:27,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:27,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:27,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:27,359 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:27,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:27,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035543273] [2024-11-16 17:39:27,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035543273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:27,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:27,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:39:27,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464911922] [2024-11-16 17:39:27,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:27,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:39:27,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:27,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:39:27,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:39:27,364 INFO L87 Difference]: Start difference. First operand 1409 states and 2265 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 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) [2024-11-16 17:39:27,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:27,742 INFO L93 Difference]: Finished difference Result 3896 states and 6281 transitions. [2024-11-16 17:39:27,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:39:27,743 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 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 403 [2024-11-16 17:39:27,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:27,755 INFO L225 Difference]: With dead ends: 3896 [2024-11-16 17:39:27,755 INFO L226 Difference]: Without dead ends: 2490 [2024-11-16 17:39:27,758 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:39:27,759 INFO L432 NwaCegarLoop]: 437 mSDtfsCounter, 558 mSDsluCounter, 860 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 1297 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:27,760 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [558 Valid, 1297 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:39:27,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2490 states. [2024-11-16 17:39:27,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2490 to 2175. [2024-11-16 17:39:27,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2175 states, 1891 states have (on average 1.5949233209941829) internal successors, (3016), 1895 states have internal predecessors, (3016), 272 states have call successors, (272), 11 states have call predecessors, (272), 11 states have return successors, (272), 268 states have call predecessors, (272), 272 states have call successors, (272) [2024-11-16 17:39:27,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 2175 states and 3560 transitions. [2024-11-16 17:39:27,872 INFO L78 Accepts]: Start accepts. Automaton has 2175 states and 3560 transitions. Word has length 403 [2024-11-16 17:39:27,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:27,873 INFO L471 AbstractCegarLoop]: Abstraction has 2175 states and 3560 transitions. [2024-11-16 17:39:27,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 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) [2024-11-16 17:39:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 3560 transitions. [2024-11-16 17:39:27,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2024-11-16 17:39:27,877 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:27,878 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:27,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 17:39:27,878 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:27,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:27,878 INFO L85 PathProgramCache]: Analyzing trace with hash 918066151, now seen corresponding path program 1 times [2024-11-16 17:39:27,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:27,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227050619] [2024-11-16 17:39:27,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:27,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:28,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:28,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:28,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:28,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:28,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,586 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:28,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:28,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227050619] [2024-11-16 17:39:28,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227050619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:28,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:28,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 17:39:28,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324716020] [2024-11-16 17:39:28,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:28,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 17:39:28,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:28,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 17:39:28,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-16 17:39:28,589 INFO L87 Difference]: Start difference. First operand 2175 states and 3560 transitions. Second operand has 6 states, 6 states have (on average 23.0) internal successors, (138), 6 states have internal predecessors, (138), 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) [2024-11-16 17:39:29,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:29,038 INFO L93 Difference]: Finished difference Result 4555 states and 7408 transitions. [2024-11-16 17:39:29,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 17:39:29,039 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 23.0) internal successors, (138), 6 states have internal predecessors, (138), 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 405 [2024-11-16 17:39:29,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:29,051 INFO L225 Difference]: With dead ends: 4555 [2024-11-16 17:39:29,051 INFO L226 Difference]: Without dead ends: 2491 [2024-11-16 17:39:29,056 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-16 17:39:29,057 INFO L432 NwaCegarLoop]: 436 mSDtfsCounter, 564 mSDsluCounter, 1614 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 564 SdHoareTripleChecker+Valid, 2050 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:29,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [564 Valid, 2050 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:39:29,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2491 states. [2024-11-16 17:39:29,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2491 to 2176. [2024-11-16 17:39:29,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2176 states, 1892 states have (on average 1.5946088794926003) internal successors, (3017), 1896 states have internal predecessors, (3017), 272 states have call successors, (272), 11 states have call predecessors, (272), 11 states have return successors, (272), 268 states have call predecessors, (272), 272 states have call successors, (272) [2024-11-16 17:39:29,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 2176 states and 3561 transitions. [2024-11-16 17:39:29,154 INFO L78 Accepts]: Start accepts. Automaton has 2176 states and 3561 transitions. Word has length 405 [2024-11-16 17:39:29,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:29,155 INFO L471 AbstractCegarLoop]: Abstraction has 2176 states and 3561 transitions. [2024-11-16 17:39:29,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.0) internal successors, (138), 6 states have internal predecessors, (138), 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) [2024-11-16 17:39:29,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 3561 transitions. [2024-11-16 17:39:29,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2024-11-16 17:39:29,161 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:29,162 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:29,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 17:39:29,162 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:29,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:29,163 INFO L85 PathProgramCache]: Analyzing trace with hash 903816006, now seen corresponding path program 1 times [2024-11-16 17:39:29,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:29,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476541570] [2024-11-16 17:39:29,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:29,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:29,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:29,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:29,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:29,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:29,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:29,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:29,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:30,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:30,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:30,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:30,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:30,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:30,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:30,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:30,035 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:30,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:30,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476541570] [2024-11-16 17:39:30,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476541570] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:30,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:30,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:39:30,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46816214] [2024-11-16 17:39:30,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:30,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:39:30,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:30,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:39:30,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:39:30,038 INFO L87 Difference]: Start difference. First operand 2176 states and 3561 transitions. Second operand has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 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) [2024-11-16 17:39:30,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:30,526 INFO L93 Difference]: Finished difference Result 7314 states and 11995 transitions. [2024-11-16 17:39:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:39:30,527 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 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 405 [2024-11-16 17:39:30,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:30,550 INFO L225 Difference]: With dead ends: 7314 [2024-11-16 17:39:30,551 INFO L226 Difference]: Without dead ends: 5249 [2024-11-16 17:39:30,556 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:39:30,557 INFO L432 NwaCegarLoop]: 706 mSDtfsCounter, 652 mSDsluCounter, 856 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 1562 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:30,559 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [652 Valid, 1562 Invalid, 269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:39:30,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5249 states. [2024-11-16 17:39:30,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5249 to 4937. [2024-11-16 17:39:30,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4937 states, 4427 states have (on average 1.6153151118138693) internal successors, (7151), 4435 states have internal predecessors, (7151), 490 states have call successors, (490), 19 states have call predecessors, (490), 19 states have return successors, (490), 482 states have call predecessors, (490), 490 states have call successors, (490) [2024-11-16 17:39:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4937 states to 4937 states and 8131 transitions. [2024-11-16 17:39:30,768 INFO L78 Accepts]: Start accepts. Automaton has 4937 states and 8131 transitions. Word has length 405 [2024-11-16 17:39:30,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:30,769 INFO L471 AbstractCegarLoop]: Abstraction has 4937 states and 8131 transitions. [2024-11-16 17:39:30,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 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) [2024-11-16 17:39:30,769 INFO L276 IsEmpty]: Start isEmpty. Operand 4937 states and 8131 transitions. [2024-11-16 17:39:30,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2024-11-16 17:39:30,775 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:30,775 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:30,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 17:39:30,776 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:30,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:30,776 INFO L85 PathProgramCache]: Analyzing trace with hash -421713054, now seen corresponding path program 1 times [2024-11-16 17:39:30,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:30,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672528465] [2024-11-16 17:39:30,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:30,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:31,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:31,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:31,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:31,589 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:31,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:31,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672528465] [2024-11-16 17:39:31,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672528465] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:31,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:31,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 17:39:31,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451020330] [2024-11-16 17:39:31,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:31,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 17:39:31,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:31,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 17:39:31,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-16 17:39:31,593 INFO L87 Difference]: Start difference. First operand 4937 states and 8131 transitions. Second operand has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 6 states have internal predecessors, (140), 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) [2024-11-16 17:39:32,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:32,084 INFO L93 Difference]: Finished difference Result 6664 states and 10845 transitions. [2024-11-16 17:39:32,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 17:39:32,084 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 6 states have internal predecessors, (140), 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 407 [2024-11-16 17:39:32,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:32,109 INFO L225 Difference]: With dead ends: 6664 [2024-11-16 17:39:32,109 INFO L226 Difference]: Without dead ends: 4594 [2024-11-16 17:39:32,117 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-16 17:39:32,118 INFO L432 NwaCegarLoop]: 439 mSDtfsCounter, 549 mSDsluCounter, 1616 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 549 SdHoareTripleChecker+Valid, 2055 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:32,119 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [549 Valid, 2055 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:39:32,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4594 states. [2024-11-16 17:39:32,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4594 to 4279. [2024-11-16 17:39:32,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4279 states, 3769 states have (on average 1.5967100026532237) internal successors, (6018), 3777 states have internal predecessors, (6018), 490 states have call successors, (490), 19 states have call predecessors, (490), 19 states have return successors, (490), 482 states have call predecessors, (490), 490 states have call successors, (490) [2024-11-16 17:39:32,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 4279 states and 6998 transitions. [2024-11-16 17:39:32,356 INFO L78 Accepts]: Start accepts. Automaton has 4279 states and 6998 transitions. Word has length 407 [2024-11-16 17:39:32,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:32,356 INFO L471 AbstractCegarLoop]: Abstraction has 4279 states and 6998 transitions. [2024-11-16 17:39:32,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 6 states have internal predecessors, (140), 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) [2024-11-16 17:39:32,357 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 6998 transitions. [2024-11-16 17:39:32,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2024-11-16 17:39:32,361 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:32,361 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:32,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-16 17:39:32,362 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:32,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:32,362 INFO L85 PathProgramCache]: Analyzing trace with hash -863467549, now seen corresponding path program 1 times [2024-11-16 17:39:32,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:32,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238814134] [2024-11-16 17:39:32,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:32,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:33,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:33,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:33,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:33,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:33,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:33,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:33,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:33,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:33,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:33,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:33,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:33,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:33,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:33,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:33,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:33,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,305 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:33,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:33,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238814134] [2024-11-16 17:39:33,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238814134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:33,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:33,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:39:33,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821286988] [2024-11-16 17:39:33,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:33,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:39:33,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:33,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:39:33,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:39:33,312 INFO L87 Difference]: Start difference. First operand 4279 states and 6998 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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) [2024-11-16 17:39:33,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:33,756 INFO L93 Difference]: Finished difference Result 10809 states and 17733 transitions. [2024-11-16 17:39:33,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:39:33,757 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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 407 [2024-11-16 17:39:33,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:33,798 INFO L225 Difference]: With dead ends: 10809 [2024-11-16 17:39:33,799 INFO L226 Difference]: Without dead ends: 6881 [2024-11-16 17:39:33,810 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 [2024-11-16 17:39:33,812 INFO L432 NwaCegarLoop]: 442 mSDtfsCounter, 318 mSDsluCounter, 758 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 1200 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:33,812 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 1200 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:39:33,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6881 states. [2024-11-16 17:39:34,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6881 to 6878. [2024-11-16 17:39:34,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6878 states, 6102 states have (on average 1.6016060308095705) internal successors, (9773), 6116 states have internal predecessors, (9773), 748 states have call successors, (748), 27 states have call predecessors, (748), 27 states have return successors, (748), 734 states have call predecessors, (748), 748 states have call successors, (748) [2024-11-16 17:39:34,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6878 states to 6878 states and 11269 transitions. [2024-11-16 17:39:34,170 INFO L78 Accepts]: Start accepts. Automaton has 6878 states and 11269 transitions. Word has length 407 [2024-11-16 17:39:34,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:34,171 INFO L471 AbstractCegarLoop]: Abstraction has 6878 states and 11269 transitions. [2024-11-16 17:39:34,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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) [2024-11-16 17:39:34,172 INFO L276 IsEmpty]: Start isEmpty. Operand 6878 states and 11269 transitions. [2024-11-16 17:39:34,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2024-11-16 17:39:34,176 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:34,177 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:34,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 17:39:34,177 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:34,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:34,177 INFO L85 PathProgramCache]: Analyzing trace with hash -94297534, now seen corresponding path program 1 times [2024-11-16 17:39:34,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:34,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949507480] [2024-11-16 17:39:34,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:34,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:34,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:34,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:34,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:35,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:35,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:35,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:35,165 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:35,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:35,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949507480] [2024-11-16 17:39:35,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949507480] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:35,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:35,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 17:39:35,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574995006] [2024-11-16 17:39:35,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:35,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 17:39:35,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:35,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 17:39:35,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-16 17:39:35,168 INFO L87 Difference]: Start difference. First operand 6878 states and 11269 transitions. Second operand has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 6 states have internal predecessors, (140), 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) [2024-11-16 17:39:37,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:37,549 INFO L93 Difference]: Finished difference Result 27708 states and 44759 transitions. [2024-11-16 17:39:37,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-16 17:39:37,550 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 6 states have internal predecessors, (140), 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 407 [2024-11-16 17:39:37,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:37,627 INFO L225 Difference]: With dead ends: 27708 [2024-11-16 17:39:37,627 INFO L226 Difference]: Without dead ends: 21683 [2024-11-16 17:39:37,648 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-16 17:39:37,649 INFO L432 NwaCegarLoop]: 722 mSDtfsCounter, 2709 mSDsluCounter, 1914 mSDsCounter, 0 mSdLazyCounter, 884 mSolverCounterSat, 379 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2709 SdHoareTripleChecker+Valid, 2636 SdHoareTripleChecker+Invalid, 1263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 379 IncrementalHoareTripleChecker+Valid, 884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:37,650 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2709 Valid, 2636 Invalid, 1263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [379 Valid, 884 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 17:39:37,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21683 states. [2024-11-16 17:39:38,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21683 to 20175. [2024-11-16 17:39:38,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20175 states, 17565 states have (on average 1.57267292912041) internal successors, (27624), 17605 states have internal predecessors, (27624), 2510 states have call successors, (2510), 99 states have call predecessors, (2510), 99 states have return successors, (2510), 2470 states have call predecessors, (2510), 2510 states have call successors, (2510) [2024-11-16 17:39:38,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20175 states to 20175 states and 32644 transitions. [2024-11-16 17:39:38,675 INFO L78 Accepts]: Start accepts. Automaton has 20175 states and 32644 transitions. Word has length 407 [2024-11-16 17:39:38,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:38,678 INFO L471 AbstractCegarLoop]: Abstraction has 20175 states and 32644 transitions. [2024-11-16 17:39:38,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 6 states have internal predecessors, (140), 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) [2024-11-16 17:39:38,678 INFO L276 IsEmpty]: Start isEmpty. Operand 20175 states and 32644 transitions. [2024-11-16 17:39:38,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2024-11-16 17:39:38,687 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:38,688 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:38,688 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 17:39:38,688 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:38,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:38,689 INFO L85 PathProgramCache]: Analyzing trace with hash 279134657, now seen corresponding path program 1 times [2024-11-16 17:39:38,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:38,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348302247] [2024-11-16 17:39:38,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:38,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:39,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:39,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:39,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:39,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348302247] [2024-11-16 17:39:39,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348302247] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:39,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:39,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 17:39:39,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047912927] [2024-11-16 17:39:39,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:39,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 17:39:39,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:39,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 17:39:39,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:39:39,210 INFO L87 Difference]: Start difference. First operand 20175 states and 32644 transitions. Second operand has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 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) [2024-11-16 17:39:40,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:40,611 INFO L93 Difference]: Finished difference Result 53352 states and 85876 transitions. [2024-11-16 17:39:40,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:39:40,612 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 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 407 [2024-11-16 17:39:40,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:40,737 INFO L225 Difference]: With dead ends: 53352 [2024-11-16 17:39:40,738 INFO L226 Difference]: Without dead ends: 34679 [2024-11-16 17:39:40,794 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-16 17:39:40,795 INFO L432 NwaCegarLoop]: 557 mSDtfsCounter, 866 mSDsluCounter, 854 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 866 SdHoareTripleChecker+Valid, 1411 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:40,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [866 Valid, 1411 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:39:40,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34679 states. [2024-11-16 17:39:42,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34679 to 30647. [2024-11-16 17:39:42,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30647 states, 26681 states have (on average 1.5688317529327986) internal successors, (41858), 26745 states have internal predecessors, (41858), 3818 states have call successors, (3818), 147 states have call predecessors, (3818), 147 states have return successors, (3818), 3754 states have call predecessors, (3818), 3818 states have call successors, (3818) [2024-11-16 17:39:42,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30647 states to 30647 states and 49494 transitions. [2024-11-16 17:39:42,679 INFO L78 Accepts]: Start accepts. Automaton has 30647 states and 49494 transitions. Word has length 407 [2024-11-16 17:39:42,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:42,680 INFO L471 AbstractCegarLoop]: Abstraction has 30647 states and 49494 transitions. [2024-11-16 17:39:42,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 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) [2024-11-16 17:39:42,680 INFO L276 IsEmpty]: Start isEmpty. Operand 30647 states and 49494 transitions. [2024-11-16 17:39:42,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2024-11-16 17:39:42,692 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:42,693 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:42,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-16 17:39:42,693 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:42,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:42,694 INFO L85 PathProgramCache]: Analyzing trace with hash 290450784, now seen corresponding path program 1 times [2024-11-16 17:39:42,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:42,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910871709] [2024-11-16 17:39:42,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:42,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:43,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:43,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:43,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:43,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:43,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:43,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:43,437 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:39:43,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:43,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910871709] [2024-11-16 17:39:43,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910871709] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:43,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:43,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:39:43,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739213298] [2024-11-16 17:39:43,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:43,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:39:43,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:43,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:39:43,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:39:43,440 INFO L87 Difference]: Start difference. First operand 30647 states and 49494 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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) [2024-11-16 17:39:44,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:44,613 INFO L93 Difference]: Finished difference Result 53863 states and 86920 transitions. [2024-11-16 17:39:44,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:39:44,614 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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 407 [2024-11-16 17:39:44,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:44,721 INFO L225 Difference]: With dead ends: 53863 [2024-11-16 17:39:44,721 INFO L226 Difference]: Without dead ends: 25833 [2024-11-16 17:39:44,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:39:44,782 INFO L432 NwaCegarLoop]: 428 mSDtfsCounter, 369 mSDsluCounter, 821 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:44,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 1249 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 17:39:44,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25833 states. [2024-11-16 17:39:45,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25833 to 25030. [2024-11-16 17:39:45,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25030 states, 21808 states have (on average 1.5713499633162142) internal successors, (34268), 21864 states have internal predecessors, (34268), 3106 states have call successors, (3106), 115 states have call predecessors, (3106), 115 states have return successors, (3106), 3050 states have call predecessors, (3106), 3106 states have call successors, (3106) [2024-11-16 17:39:45,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25030 states to 25030 states and 40480 transitions. [2024-11-16 17:39:45,992 INFO L78 Accepts]: Start accepts. Automaton has 25030 states and 40480 transitions. Word has length 407 [2024-11-16 17:39:45,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:45,993 INFO L471 AbstractCegarLoop]: Abstraction has 25030 states and 40480 transitions. [2024-11-16 17:39:45,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 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) [2024-11-16 17:39:45,993 INFO L276 IsEmpty]: Start isEmpty. Operand 25030 states and 40480 transitions. [2024-11-16 17:39:46,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2024-11-16 17:39:46,004 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:46,004 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:46,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-16 17:39:46,005 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:46,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:46,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1260993853, now seen corresponding path program 1 times [2024-11-16 17:39:46,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:46,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501315726] [2024-11-16 17:39:46,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:46,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:50,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:50,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:50,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:39:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:39:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:39:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:39:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:50,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:50,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:39:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:39:50,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:39:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:39:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:39:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:39:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:39:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:39:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:39:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:39:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:39:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:39:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:39:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:39:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:39:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:39:50,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:39:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:39:50,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:39:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:39:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:39:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:39:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:39:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:39:50,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:39:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:39:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:39:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:50,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:39:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:39:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:39:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:39:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:39:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:39:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:39:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:39:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 36 proven. 123 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-11-16 17:39:50,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:50,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501315726] [2024-11-16 17:39:50,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501315726] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:39:50,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [548745276] [2024-11-16 17:39:50,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:50,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:39:50,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:39:50,253 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 17:39:50,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 17:39:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:50,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 1042 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-16 17:39:50,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:39:51,792 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 2045 proven. 123 refuted. 0 times theorem prover too weak. 3556 trivial. 0 not checked. [2024-11-16 17:39:51,795 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:39:52,568 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 36 proven. 123 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-11-16 17:39:52,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [548745276] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:39:52,569 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:39:52,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 10] total 24 [2024-11-16 17:39:52,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952248887] [2024-11-16 17:39:52,570 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:39:52,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-16 17:39:52,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:52,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-16 17:39:52,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2024-11-16 17:39:52,573 INFO L87 Difference]: Start difference. First operand 25030 states and 40480 transitions. Second operand has 24 states, 24 states have (on average 10.375) internal successors, (249), 24 states have internal predecessors, (249), 5 states have call successors, (162), 3 states have call predecessors, (162), 6 states have return successors, (162), 5 states have call predecessors, (162), 5 states have call successors, (162) [2024-11-16 17:39:55,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:55,928 INFO L93 Difference]: Finished difference Result 64279 states and 102133 transitions. [2024-11-16 17:39:55,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-16 17:39:55,929 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 10.375) internal successors, (249), 24 states have internal predecessors, (249), 5 states have call successors, (162), 3 states have call predecessors, (162), 6 states have return successors, (162), 5 states have call predecessors, (162), 5 states have call successors, (162) Word has length 407 [2024-11-16 17:39:55,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:56,066 INFO L225 Difference]: With dead ends: 64279 [2024-11-16 17:39:56,067 INFO L226 Difference]: Without dead ends: 39377 [2024-11-16 17:39:56,124 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 962 GetRequests, 912 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 575 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=485, Invalid=2167, Unknown=0, NotChecked=0, Total=2652 [2024-11-16 17:39:56,126 INFO L432 NwaCegarLoop]: 379 mSDtfsCounter, 4708 mSDsluCounter, 3742 mSDsCounter, 0 mSdLazyCounter, 2248 mSolverCounterSat, 508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4774 SdHoareTripleChecker+Valid, 4121 SdHoareTripleChecker+Invalid, 2756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 508 IncrementalHoareTripleChecker+Valid, 2248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:56,126 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4774 Valid, 4121 Invalid, 2756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [508 Valid, 2248 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-16 17:39:56,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39377 states. [2024-11-16 17:39:57,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39377 to 36370. [2024-11-16 17:39:58,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36370 states, 31782 states have (on average 1.5441444842992889) internal successors, (49076), 31926 states have internal predecessors, (49076), 4338 states have call successors, (4338), 249 states have call predecessors, (4338), 249 states have return successors, (4338), 4194 states have call predecessors, (4338), 4338 states have call successors, (4338) [2024-11-16 17:39:58,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36370 states to 36370 states and 57752 transitions. [2024-11-16 17:39:58,152 INFO L78 Accepts]: Start accepts. Automaton has 36370 states and 57752 transitions. Word has length 407 [2024-11-16 17:39:58,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:58,153 INFO L471 AbstractCegarLoop]: Abstraction has 36370 states and 57752 transitions. [2024-11-16 17:39:58,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 10.375) internal successors, (249), 24 states have internal predecessors, (249), 5 states have call successors, (162), 3 states have call predecessors, (162), 6 states have return successors, (162), 5 states have call predecessors, (162), 5 states have call successors, (162) [2024-11-16 17:39:58,153 INFO L276 IsEmpty]: Start isEmpty. Operand 36370 states and 57752 transitions. [2024-11-16 17:39:58,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2024-11-16 17:39:58,182 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:58,182 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:58,204 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-16 17:39:58,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-16 17:39:58,384 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:58,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:58,385 INFO L85 PathProgramCache]: Analyzing trace with hash -53075678, now seen corresponding path program 1 times [2024-11-16 17:39:58,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:58,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66523569] [2024-11-16 17:39:58,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:58,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:40:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:40:00,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:40:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:40:00,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:40:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:40:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:40:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:40:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:40:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:40:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:40:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:40:00,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:40:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:40:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:40:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:40:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:40:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:40:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:40:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:40:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:40:00,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:40:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:40:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:40:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:40:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:40:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:40:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:40:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:40:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:40:00,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:40:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:40:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:40:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:40:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:40:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:40:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:40:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:40:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:40:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:40:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:40:00,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:40:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:40:00,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:40:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:40:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:40:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:40:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:40:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:40:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:40:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:40:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:40:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:40:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:40:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,447 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 48 proven. 111 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-11-16 17:40:00,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:40:00,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66523569] [2024-11-16 17:40:00,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66523569] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:40:00,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [140731495] [2024-11-16 17:40:00,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:40:00,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:40:00,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:40:00,450 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 17:40:00,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 17:40:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:00,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-16 17:40:00,835 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:40:01,164 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 2885 proven. 87 refuted. 0 times theorem prover too weak. 2752 trivial. 0 not checked. [2024-11-16 17:40:01,165 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:40:01,552 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 72 proven. 87 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-11-16 17:40:01,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [140731495] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:40:01,553 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:40:01,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 13 [2024-11-16 17:40:01,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224119877] [2024-11-16 17:40:01,556 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:40:01,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-16 17:40:01,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:40:01,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-16 17:40:01,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-11-16 17:40:01,560 INFO L87 Difference]: Start difference. First operand 36370 states and 57752 transitions. Second operand has 13 states, 12 states have (on average 27.416666666666668) internal successors, (329), 13 states have internal predecessors, (329), 6 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (138), 5 states have call predecessors, (138), 6 states have call successors, (138) [2024-11-16 17:40:03,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:40:03,868 INFO L93 Difference]: Finished difference Result 62694 states and 99614 transitions. [2024-11-16 17:40:03,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-16 17:40:03,869 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 27.416666666666668) internal successors, (329), 13 states have internal predecessors, (329), 6 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (138), 5 states have call predecessors, (138), 6 states have call successors, (138) Word has length 407 [2024-11-16 17:40:03,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:40:03,994 INFO L225 Difference]: With dead ends: 62694 [2024-11-16 17:40:03,994 INFO L226 Difference]: Without dead ends: 27167 [2024-11-16 17:40:04,091 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 944 GetRequests, 918 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=215, Invalid=541, Unknown=0, NotChecked=0, Total=756 [2024-11-16 17:40:04,092 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 1546 mSDsluCounter, 2224 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 342 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1570 SdHoareTripleChecker+Valid, 2565 SdHoareTripleChecker+Invalid, 1423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 342 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-16 17:40:04,092 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1570 Valid, 2565 Invalid, 1423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [342 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-16 17:40:04,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27167 states. [2024-11-16 17:40:05,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27167 to 25270. [2024-11-16 17:40:05,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25270 states, 21988 states have (on average 1.557258504638894) internal successors, (34241), 22044 states have internal predecessors, (34241), 3106 states have call successors, (3106), 175 states have call predecessors, (3106), 175 states have return successors, (3106), 3050 states have call predecessors, (3106), 3106 states have call successors, (3106) [2024-11-16 17:40:05,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25270 states to 25270 states and 40453 transitions. [2024-11-16 17:40:05,608 INFO L78 Accepts]: Start accepts. Automaton has 25270 states and 40453 transitions. Word has length 407 [2024-11-16 17:40:05,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:40:05,609 INFO L471 AbstractCegarLoop]: Abstraction has 25270 states and 40453 transitions. [2024-11-16 17:40:05,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 27.416666666666668) internal successors, (329), 13 states have internal predecessors, (329), 6 states have call successors, (137), 2 states have call predecessors, (137), 4 states have return successors, (138), 5 states have call predecessors, (138), 6 states have call successors, (138) [2024-11-16 17:40:05,610 INFO L276 IsEmpty]: Start isEmpty. Operand 25270 states and 40453 transitions. [2024-11-16 17:40:05,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2024-11-16 17:40:05,620 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:40:05,620 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:40:05,642 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 17:40:05,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-16 17:40:05,823 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:40:05,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:40:05,824 INFO L85 PathProgramCache]: Analyzing trace with hash -644668568, now seen corresponding path program 1 times [2024-11-16 17:40:05,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:40:05,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269592375] [2024-11-16 17:40:05,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:40:05,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:40:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:40:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:40:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:40:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:40:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:40:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:40:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:40:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:40:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:40:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:40:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:40:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:40:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:40:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:40:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:40:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:40:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:40:07,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:40:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:40:07,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:40:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:40:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:40:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:40:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:40:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:40:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:40:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:40:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:40:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:40:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:40:07,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:40:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:40:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:40:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:40:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:40:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:40:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:40:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:40:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:40:07,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:40:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:40:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:40:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:40:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:40:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:40:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:40:07,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:40:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:40:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:40:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:40:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:40:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:40:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:40:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:40:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,571 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 60 proven. 99 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-11-16 17:40:07,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:40:07,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269592375] [2024-11-16 17:40:07,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269592375] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:40:07,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [364475153] [2024-11-16 17:40:07,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:40:07,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:40:07,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:40:07,574 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 17:40:07,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-16 17:40:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:07,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-16 17:40:08,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:40:08,139 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 563 proven. 6 refuted. 0 times theorem prover too weak. 5155 trivial. 0 not checked. [2024-11-16 17:40:08,139 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:40:08,438 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 153 proven. 6 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-11-16 17:40:08,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [364475153] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:40:08,439 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:40:08,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-16 17:40:08,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908510042] [2024-11-16 17:40:08,439 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:40:08,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 17:40:08,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:40:08,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 17:40:08,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-16 17:40:08,442 INFO L87 Difference]: Start difference. First operand 25270 states and 40453 transitions. Second operand has 8 states, 8 states have (on average 27.75) internal successors, (222), 8 states have internal predecessors, (222), 3 states have call successors, (89), 2 states have call predecessors, (89), 4 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) [2024-11-16 17:40:09,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:40:09,287 INFO L93 Difference]: Finished difference Result 32429 states and 51793 transitions. [2024-11-16 17:40:09,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-16 17:40:09,288 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 27.75) internal successors, (222), 8 states have internal predecessors, (222), 3 states have call successors, (89), 2 states have call predecessors, (89), 4 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) Word has length 408 [2024-11-16 17:40:09,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:40:09,330 INFO L225 Difference]: With dead ends: 32429 [2024-11-16 17:40:09,331 INFO L226 Difference]: Without dead ends: 7537 [2024-11-16 17:40:09,373 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 937 GetRequests, 920 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2024-11-16 17:40:09,373 INFO L432 NwaCegarLoop]: 404 mSDtfsCounter, 1194 mSDsluCounter, 692 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1215 SdHoareTripleChecker+Valid, 1096 SdHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 17:40:09,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1215 Valid, 1096 Invalid, 829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 483 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 17:40:09,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7537 states. [2024-11-16 17:40:09,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7537 to 5673. [2024-11-16 17:40:09,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5673 states, 4841 states have (on average 1.5337740136335467) internal successors, (7425), 4849 states have internal predecessors, (7425), 766 states have call successors, (766), 65 states have call predecessors, (766), 65 states have return successors, (766), 758 states have call predecessors, (766), 766 states have call successors, (766) [2024-11-16 17:40:09,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5673 states to 5673 states and 8957 transitions. [2024-11-16 17:40:09,835 INFO L78 Accepts]: Start accepts. Automaton has 5673 states and 8957 transitions. Word has length 408 [2024-11-16 17:40:09,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:40:09,836 INFO L471 AbstractCegarLoop]: Abstraction has 5673 states and 8957 transitions. [2024-11-16 17:40:09,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.75) internal successors, (222), 8 states have internal predecessors, (222), 3 states have call successors, (89), 2 states have call predecessors, (89), 4 states have return successors, (91), 3 states have call predecessors, (91), 3 states have call successors, (91) [2024-11-16 17:40:09,837 INFO L276 IsEmpty]: Start isEmpty. Operand 5673 states and 8957 transitions. [2024-11-16 17:40:09,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2024-11-16 17:40:09,840 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:40:09,841 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:40:09,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-16 17:40:10,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:40:10,042 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:40:10,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:40:10,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1730114600, now seen corresponding path program 1 times [2024-11-16 17:40:10,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:40:10,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202627658] [2024-11-16 17:40:10,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:40:10,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:40:10,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:40:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:40:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:40:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:40:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:40:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:40:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:40:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:40:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:40:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:40:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:40:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:40:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:40:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:40:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:40:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:40:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:40:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:40:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:40:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:40:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:40:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:40:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:40:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:40:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:40:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:40:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:40:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:40:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:40:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:40:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:40:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:40:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:40:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:40:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:40:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:40:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:40:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:40:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:40:10,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:40:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:40:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:40:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:40:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:40:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:40:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:40:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:40:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:40:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:40:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:40:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:40:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:40:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:40:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:40:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:10,767 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:40:10,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:40:10,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202627658] [2024-11-16 17:40:10,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202627658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:40:10,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:40:10,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 17:40:10,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285803850] [2024-11-16 17:40:10,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:40:10,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 17:40:10,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:40:10,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 17:40:10,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:40:10,771 INFO L87 Difference]: Start difference. First operand 5673 states and 8957 transitions. Second operand has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 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) [2024-11-16 17:40:11,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:40:11,883 INFO L93 Difference]: Finished difference Result 12350 states and 19377 transitions. [2024-11-16 17:40:11,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 17:40:11,884 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 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 409 [2024-11-16 17:40:11,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:40:11,920 INFO L225 Difference]: With dead ends: 12350 [2024-11-16 17:40:11,920 INFO L226 Difference]: Without dead ends: 7111 [2024-11-16 17:40:11,935 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-16 17:40:11,936 INFO L432 NwaCegarLoop]: 593 mSDtfsCounter, 970 mSDsluCounter, 880 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 1473 SdHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-16 17:40:11,937 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [970 Valid, 1473 Invalid, 669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 506 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-16 17:40:11,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7111 states. [2024-11-16 17:40:12,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7111 to 5917. [2024-11-16 17:40:12,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5917 states, 5085 states have (on average 1.5408062930186823) internal successors, (7835), 5093 states have internal predecessors, (7835), 766 states have call successors, (766), 65 states have call predecessors, (766), 65 states have return successors, (766), 758 states have call predecessors, (766), 766 states have call successors, (766) [2024-11-16 17:40:12,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5917 states to 5917 states and 9367 transitions. [2024-11-16 17:40:12,420 INFO L78 Accepts]: Start accepts. Automaton has 5917 states and 9367 transitions. Word has length 409 [2024-11-16 17:40:12,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:40:12,421 INFO L471 AbstractCegarLoop]: Abstraction has 5917 states and 9367 transitions. [2024-11-16 17:40:12,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 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) [2024-11-16 17:40:12,421 INFO L276 IsEmpty]: Start isEmpty. Operand 5917 states and 9367 transitions. [2024-11-16 17:40:12,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2024-11-16 17:40:12,427 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:40:12,427 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:40:12,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-16 17:40:12,428 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:40:12,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:40:12,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1345366282, now seen corresponding path program 1 times [2024-11-16 17:40:12,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:40:12,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937446995] [2024-11-16 17:40:12,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:40:12,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:40:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:40:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:40:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:40:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:40:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:40:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:40:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:40:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:40:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:40:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:40:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:40:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:40:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:40:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:40:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:40:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:40:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:40:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:40:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:40:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:40:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:40:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:40:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:40:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:40:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:40:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:40:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:40:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:40:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:40:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:40:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:40:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:40:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:40:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:40:13,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:40:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:40:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:40:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:40:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:40:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:40:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:40:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:40:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:40:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:40:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:40:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:40:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:40:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:40:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:40:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:40:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:40:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:40:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:40:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:40:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:13,430 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:40:13,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:40:13,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937446995] [2024-11-16 17:40:13,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937446995] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:40:13,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:40:13,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 17:40:13,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055121695] [2024-11-16 17:40:13,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:40:13,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 17:40:13,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:40:13,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 17:40:13,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-16 17:40:13,433 INFO L87 Difference]: Start difference. First operand 5917 states and 9367 transitions. Second operand has 6 states, 6 states have (on average 23.666666666666668) internal successors, (142), 6 states have internal predecessors, (142), 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) [2024-11-16 17:40:14,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:40:14,514 INFO L93 Difference]: Finished difference Result 24403 states and 38893 transitions. [2024-11-16 17:40:14,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-16 17:40:14,515 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 23.666666666666668) internal successors, (142), 6 states have internal predecessors, (142), 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 409 [2024-11-16 17:40:14,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:40:14,561 INFO L225 Difference]: With dead ends: 24403 [2024-11-16 17:40:14,562 INFO L226 Difference]: Without dead ends: 21612 [2024-11-16 17:40:14,571 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-16 17:40:14,572 INFO L432 NwaCegarLoop]: 444 mSDtfsCounter, 2164 mSDsluCounter, 2154 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2164 SdHoareTripleChecker+Valid, 2598 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 17:40:14,572 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2164 Valid, 2598 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 17:40:14,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21612 states. [2024-11-16 17:40:15,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21612 to 11113. [2024-11-16 17:40:15,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11113 states, 10073 states have (on average 1.5670604586518415) internal successors, (15785), 10097 states have internal predecessors, (15785), 958 states have call successors, (958), 81 states have call predecessors, (958), 81 states have return successors, (958), 934 states have call predecessors, (958), 958 states have call successors, (958) [2024-11-16 17:40:15,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11113 states to 11113 states and 17701 transitions. [2024-11-16 17:40:15,082 INFO L78 Accepts]: Start accepts. Automaton has 11113 states and 17701 transitions. Word has length 409 [2024-11-16 17:40:15,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:40:15,083 INFO L471 AbstractCegarLoop]: Abstraction has 11113 states and 17701 transitions. [2024-11-16 17:40:15,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.666666666666668) internal successors, (142), 6 states have internal predecessors, (142), 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) [2024-11-16 17:40:15,083 INFO L276 IsEmpty]: Start isEmpty. Operand 11113 states and 17701 transitions. [2024-11-16 17:40:15,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2024-11-16 17:40:15,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:40:15,089 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:40:15,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-16 17:40:15,090 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:40:15,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:40:15,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1024067703, now seen corresponding path program 1 times [2024-11-16 17:40:15,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:40:15,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216731288] [2024-11-16 17:40:15,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:40:15,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:40:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:40:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:40:16,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:40:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:40:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:40:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:40:16,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:40:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:40:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:40:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:40:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:40:16,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:40:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:40:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:40:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:40:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:40:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:40:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:40:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:40:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:40:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:40:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:40:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:40:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:40:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:40:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:40:16,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:40:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:40:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:40:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:40:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:40:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:40:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:40:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:40:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:40:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:40:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:40:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:40:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:40:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:40:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:40:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:40:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:40:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:40:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:40:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:40:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:40:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:40:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:40:16,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:40:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:40:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:40:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:40:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:40:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-16 17:40:16,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:40:16,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216731288] [2024-11-16 17:40:16,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216731288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:40:16,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:40:16,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:40:16,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106387366] [2024-11-16 17:40:16,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:40:16,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:40:16,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:40:16,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:40:16,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:40:16,296 INFO L87 Difference]: Start difference. First operand 11113 states and 17701 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 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) [2024-11-16 17:40:16,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:40:16,928 INFO L93 Difference]: Finished difference Result 24439 states and 38874 transitions. [2024-11-16 17:40:16,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:40:16,928 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 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 409 [2024-11-16 17:40:16,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:40:16,963 INFO L225 Difference]: With dead ends: 24439 [2024-11-16 17:40:16,963 INFO L226 Difference]: Without dead ends: 13724 [2024-11-16 17:40:16,976 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:40:16,977 INFO L432 NwaCegarLoop]: 486 mSDtfsCounter, 580 mSDsluCounter, 560 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 1046 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 17:40:16,977 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [580 Valid, 1046 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 17:40:16,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13724 states. [2024-11-16 17:40:17,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13724 to 12244. [2024-11-16 17:40:17,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12244 states, 11108 states have (on average 1.5504141159524667) internal successors, (17222), 11136 states have internal predecessors, (17222), 1030 states have call successors, (1030), 105 states have call predecessors, (1030), 105 states have return successors, (1030), 1002 states have call predecessors, (1030), 1030 states have call successors, (1030) [2024-11-16 17:40:17,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12244 states to 12244 states and 19282 transitions. [2024-11-16 17:40:17,422 INFO L78 Accepts]: Start accepts. Automaton has 12244 states and 19282 transitions. Word has length 409 [2024-11-16 17:40:17,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:40:17,422 INFO L471 AbstractCegarLoop]: Abstraction has 12244 states and 19282 transitions. [2024-11-16 17:40:17,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 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) [2024-11-16 17:40:17,423 INFO L276 IsEmpty]: Start isEmpty. Operand 12244 states and 19282 transitions. [2024-11-16 17:40:17,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2024-11-16 17:40:17,428 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:40:17,428 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:40:17,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-16 17:40:17,428 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:40:17,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:40:17,429 INFO L85 PathProgramCache]: Analyzing trace with hash -142628616, now seen corresponding path program 1 times [2024-11-16 17:40:17,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:40:17,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057130186] [2024-11-16 17:40:17,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:40:17,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:40:18,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:40:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:40:18,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:40:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:40:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-16 17:40:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-16 17:40:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 17:40:18,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:40:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 17:40:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:40:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:40:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:40:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 17:40:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:40:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 17:40:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:40:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 17:40:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:40:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 17:40:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:40:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 17:40:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:40:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 17:40:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 17:40:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 17:40:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 17:40:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 17:40:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 17:40:18,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-16 17:40:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 17:40:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-16 17:40:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-16 17:40:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-16 17:40:18,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-16 17:40:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-16 17:40:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-16 17:40:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-16 17:40:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-16 17:40:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:40:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-16 17:40:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:40:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-16 17:40:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:40:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-16 17:40:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:40:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-16 17:40:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:40:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-16 17:40:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:40:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-16 17:40:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:40:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-16 17:40:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:40:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-16 17:40:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:40:18,821 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 105 proven. 54 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2024-11-16 17:40:18,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:40:18,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057130186] [2024-11-16 17:40:18,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057130186] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:40:18,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [715280746] [2024-11-16 17:40:18,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:40:18,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:40:18,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:40:18,824 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 17:40:18,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process