./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-7.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 95aee679f0d9353ece6402368fcf048ee884c5702c58f228c5378bf8252818a5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 08:46:40,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 08:46:40,647 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 08:46:40,652 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 08:46:40,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 08:46:40,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 08:46:40,679 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 08:46:40,679 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 08:46:40,680 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 08:46:40,680 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 08:46:40,682 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 08:46:40,682 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 08:46:40,682 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 08:46:40,683 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 08:46:40,683 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 08:46:40,683 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 08:46:40,683 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 08:46:40,684 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 08:46:40,684 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 08:46:40,684 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 08:46:40,684 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 08:46:40,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 08:46:40,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 08:46:40,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 08:46:40,689 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 08:46:40,689 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 08:46:40,689 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 08:46:40,689 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 08:46:40,689 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 08:46:40,689 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 08:46:40,690 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 08:46:40,690 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 08:46:40,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 08:46:40,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 08:46:40,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 08:46:40,690 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 08:46:40,691 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 08:46:40,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 08:46:40,691 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 08:46:40,691 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 08:46:40,691 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 08:46:40,694 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 08:46:40,694 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95aee679f0d9353ece6402368fcf048ee884c5702c58f228c5378bf8252818a5 [2024-11-10 08:46:40,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 08:46:40,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 08:46:40,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 08:46:40,943 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 08:46:40,943 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 08:46:40,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-7.i [2024-11-10 08:46:42,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 08:46:42,864 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 08:46:42,865 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-7.i [2024-11-10 08:46:42,877 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49cee0a50/7bb059f5759a4a119d7838306be720d4/FLAG159027685 [2024-11-10 08:46:42,892 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49cee0a50/7bb059f5759a4a119d7838306be720d4 [2024-11-10 08:46:42,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 08:46:42,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 08:46:42,897 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 08:46:42,897 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 08:46:42,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 08:46:42,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:46:42" (1/1) ... [2024-11-10 08:46:42,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71895382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:42, skipping insertion in model container [2024-11-10 08:46:42,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:46:42" (1/1) ... [2024-11-10 08:46:42,951 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 08:46:43,195 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-7.i[915,928] [2024-11-10 08:46:43,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 08:46:43,428 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 08:46:43,446 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-7.i[915,928] [2024-11-10 08:46:43,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 08:46:43,605 INFO L204 MainTranslator]: Completed translation [2024-11-10 08:46:43,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43 WrapperNode [2024-11-10 08:46:43,606 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 08:46:43,607 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 08:46:43,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 08:46:43,610 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 08:46:43,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,643 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,719 INFO L138 Inliner]: procedures = 26, calls = 84, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 631 [2024-11-10 08:46:43,720 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 08:46:43,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 08:46:43,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 08:46:43,721 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 08:46:43,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,742 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,774 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 08:46:43,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,775 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,796 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,798 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,802 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 08:46:43,817 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 08:46:43,817 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 08:46:43,817 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 08:46:43,818 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (1/1) ... [2024-11-10 08:46:43,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 08:46:43,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 08:46:43,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 08:46:43,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 08:46:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 08:46:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 08:46:43,903 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 08:46:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 08:46:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 08:46:43,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 08:46:44,037 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 08:46:44,039 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 08:46:44,807 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L631: havoc property_#t~ite50#1;havoc property_#t~bitwise49#1;havoc property_#t~short51#1;havoc property_#t~bitwise52#1;havoc property_#t~short53#1; [2024-11-10 08:46:45,022 INFO L? ?]: Removed 92 outVars from TransFormulas that were not future-live. [2024-11-10 08:46:45,026 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 08:46:45,053 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 08:46:45,055 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 08:46:45,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:46:45 BoogieIcfgContainer [2024-11-10 08:46:45,055 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 08:46:45,057 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 08:46:45,058 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 08:46:45,060 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 08:46:45,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:46:42" (1/3) ... [2024-11-10 08:46:45,061 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fea6052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:46:45, skipping insertion in model container [2024-11-10 08:46:45,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:46:43" (2/3) ... [2024-11-10 08:46:45,062 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fea6052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:46:45, skipping insertion in model container [2024-11-10 08:46:45,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:46:45" (3/3) ... [2024-11-10 08:46:45,063 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-7.i [2024-11-10 08:46:45,078 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 08:46:45,078 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 08:46:45,151 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 08:46:45,158 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;@26f17e72, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 08:46:45,159 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 08:46:45,166 INFO L276 IsEmpty]: Start isEmpty. Operand has 259 states, 185 states have (on average 1.5297297297297296) internal successors, (283), 186 states have internal predecessors, (283), 71 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2024-11-10 08:46:45,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-11-10 08:46:45,191 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:45,192 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:45,193 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:45,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:45,200 INFO L85 PathProgramCache]: Analyzing trace with hash -127514324, now seen corresponding path program 1 times [2024-11-10 08:46:45,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:45,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102224209] [2024-11-10 08:46:45,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:45,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:45,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:45,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:46:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:46:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:46:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:45,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:46:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:46:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:46:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:46:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:46:45,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:46:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:46:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:46:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:46:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:46:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:46:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:46:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:46:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:46:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:46:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:46:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:46:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:46:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:46:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:46:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:46:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:46:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:46:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:46:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:46:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:45,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:46:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:46:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:46:46,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:46:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:46:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:46:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:46:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:46:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:46:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:46:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:46:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:46:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:46:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:46:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:46:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:46:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:46:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:46:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:46:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:46:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:46:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:46:46,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:46:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:46:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:46:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:46:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:46:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:46:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:46:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:46:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:46,237 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:46:46,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:46,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102224209] [2024-11-10 08:46:46,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102224209] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:46,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:46,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 08:46:46,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826568992] [2024-11-10 08:46:46,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:46,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 08:46:46,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:46,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 08:46:46,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 08:46:46,272 INFO L87 Difference]: Start difference. First operand has 259 states, 185 states have (on average 1.5297297297297296) internal successors, (283), 186 states have internal predecessors, (283), 71 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) Second operand has 2 states, 2 states have (on average 64.0) internal successors, (128), 2 states have internal predecessors, (128), 2 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 2 states have call successors, (71) [2024-11-10 08:46:46,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:46,348 INFO L93 Difference]: Finished difference Result 509 states and 912 transitions. [2024-11-10 08:46:46,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 08:46:46,351 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 64.0) internal successors, (128), 2 states have internal predecessors, (128), 2 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 2 states have call successors, (71) Word has length 480 [2024-11-10 08:46:46,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:46,361 INFO L225 Difference]: With dead ends: 509 [2024-11-10 08:46:46,361 INFO L226 Difference]: Without dead ends: 253 [2024-11-10 08:46:46,367 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 08:46:46,372 INFO L432 NwaCegarLoop]: 410 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:46,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 410 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 08:46:46,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-10 08:46:46,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 253. [2024-11-10 08:46:46,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 180 states have (on average 1.511111111111111) internal successors, (272), 180 states have internal predecessors, (272), 71 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2024-11-10 08:46:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 414 transitions. [2024-11-10 08:46:46,442 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 414 transitions. Word has length 480 [2024-11-10 08:46:46,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:46,444 INFO L471 AbstractCegarLoop]: Abstraction has 253 states and 414 transitions. [2024-11-10 08:46:46,444 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 64.0) internal successors, (128), 2 states have internal predecessors, (128), 2 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 2 states have call successors, (71) [2024-11-10 08:46:46,444 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 414 transitions. [2024-11-10 08:46:46,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-11-10 08:46:46,457 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:46,457 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:46,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 08:46:46,458 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:46,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:46,459 INFO L85 PathProgramCache]: Analyzing trace with hash -1335586325, now seen corresponding path program 1 times [2024-11-10 08:46:46,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:46,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257880320] [2024-11-10 08:46:46,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:46,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:47,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:46:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:46:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:46:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:46:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:46:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:46:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:46:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:46:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:46:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:46:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:46:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:46:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:46:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:46:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:46:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:46:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:46:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:46:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:46:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:46:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:46:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:46:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:46:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:46:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:46:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:46:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:46:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:46:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:46:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:46:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:46:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:46:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:46:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:46:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:46:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:46:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:46:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:46:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:46:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:46:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:46:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:46:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:46:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:46:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:46:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:46:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:46:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:46:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:46:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:46:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:46:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:46:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:46:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:46:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:47,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:46:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:46:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:46:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:46:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,018 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:46:48,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:48,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257880320] [2024-11-10 08:46:48,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257880320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:48,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:48,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:46:48,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849160775] [2024-11-10 08:46:48,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:48,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:46:48,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:48,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:46:48,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:46:48,024 INFO L87 Difference]: Start difference. First operand 253 states and 414 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:48,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:48,473 INFO L93 Difference]: Finished difference Result 804 states and 1316 transitions. [2024-11-10 08:46:48,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 08:46:48,474 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 480 [2024-11-10 08:46:48,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:48,480 INFO L225 Difference]: With dead ends: 804 [2024-11-10 08:46:48,481 INFO L226 Difference]: Without dead ends: 554 [2024-11-10 08:46:48,482 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:48,483 INFO L432 NwaCegarLoop]: 480 mSDtfsCounter, 484 mSDsluCounter, 799 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 1279 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:48,484 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 1279 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-10 08:46:48,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2024-11-10 08:46:48,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 498. [2024-11-10 08:46:48,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 353 states have (on average 1.5127478753541077) internal successors, (534), 353 states have internal predecessors, (534), 142 states have call successors, (142), 2 states have call predecessors, (142), 2 states have return successors, (142), 142 states have call predecessors, (142), 142 states have call successors, (142) [2024-11-10 08:46:48,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 818 transitions. [2024-11-10 08:46:48,539 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 818 transitions. Word has length 480 [2024-11-10 08:46:48,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:48,540 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 818 transitions. [2024-11-10 08:46:48,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:48,541 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 818 transitions. [2024-11-10 08:46:48,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-11-10 08:46:48,548 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:48,548 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:48,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 08:46:48,549 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:48,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:48,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1507333324, now seen corresponding path program 1 times [2024-11-10 08:46:48,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:48,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794951367] [2024-11-10 08:46:48,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:48,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:49,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:49,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:46:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:46:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:46:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:46:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:46:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:46:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:46:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:46:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:46:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:46:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:46:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:46:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:46:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:46:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:46:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:46:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:46:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:46:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:46:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:46:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:46:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:46:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:46:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:46:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:46:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:46:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:46:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:46:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:46:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:46:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:46:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:46:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:46:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:46:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:46:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:46:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:46:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:49,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:46:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:46:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:46:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:46:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:46:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:46:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:46:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:46:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:46:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:46:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:46:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:46:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:46:49,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:46:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:46:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:46:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:46:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:46:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:46:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:46:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:46:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:49,675 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:46:49,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:49,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794951367] [2024-11-10 08:46:49,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794951367] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:49,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:49,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 08:46:49,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527943445] [2024-11-10 08:46:49,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:49,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 08:46:49,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:49,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 08:46:49,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:49,677 INFO L87 Difference]: Start difference. First operand 498 states and 818 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:50,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:50,143 INFO L93 Difference]: Finished difference Result 1547 states and 2549 transitions. [2024-11-10 08:46:50,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 08:46:50,144 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 480 [2024-11-10 08:46:50,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:50,150 INFO L225 Difference]: With dead ends: 1547 [2024-11-10 08:46:50,150 INFO L226 Difference]: Without dead ends: 1052 [2024-11-10 08:46:50,153 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:50,155 INFO L432 NwaCegarLoop]: 468 mSDtfsCounter, 433 mSDsluCounter, 1026 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 1494 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:50,156 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [433 Valid, 1494 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-10 08:46:50,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2024-11-10 08:46:50,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 827. [2024-11-10 08:46:50,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 827 states, 648 states have (on average 1.5740740740740742) internal successors, (1020), 650 states have internal predecessors, (1020), 174 states have call successors, (174), 4 states have call predecessors, (174), 4 states have return successors, (174), 172 states have call predecessors, (174), 174 states have call successors, (174) [2024-11-10 08:46:50,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1368 transitions. [2024-11-10 08:46:50,214 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 1368 transitions. Word has length 480 [2024-11-10 08:46:50,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:50,217 INFO L471 AbstractCegarLoop]: Abstraction has 827 states and 1368 transitions. [2024-11-10 08:46:50,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:50,218 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1368 transitions. [2024-11-10 08:46:50,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-11-10 08:46:50,223 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:50,223 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:50,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 08:46:50,223 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:50,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:50,224 INFO L85 PathProgramCache]: Analyzing trace with hash -668206744, now seen corresponding path program 1 times [2024-11-10 08:46:50,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:50,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425718245] [2024-11-10 08:46:50,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:50,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:51,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:46:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:46:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:46:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:46:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:46:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:46:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:46:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:46:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:46:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:46:51,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:46:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:46:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:46:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:46:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:46:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:46:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:46:51,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:46:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:46:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:46:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:46:51,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:46:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:46:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:46:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:46:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:46:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:46:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:46:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:46:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:46:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:46:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:46:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:46:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:46:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:46:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:46:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:46:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:46:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:51,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:46:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:46:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:46:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:46:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:46:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:46:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:46:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:46:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:46:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:46:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:46:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:46:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:46:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:46:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:46:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:46:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:46:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:46:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:46:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:46:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:51,408 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:46:51,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:51,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425718245] [2024-11-10 08:46:51,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425718245] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:51,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:51,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 08:46:51,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467967947] [2024-11-10 08:46:51,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:51,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 08:46:51,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:51,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 08:46:51,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:51,413 INFO L87 Difference]: Start difference. First operand 827 states and 1368 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:51,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:51,879 INFO L93 Difference]: Finished difference Result 1862 states and 3073 transitions. [2024-11-10 08:46:51,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 08:46:51,880 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 480 [2024-11-10 08:46:51,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:51,886 INFO L225 Difference]: With dead ends: 1862 [2024-11-10 08:46:51,887 INFO L226 Difference]: Without dead ends: 1038 [2024-11-10 08:46:51,890 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:51,890 INFO L432 NwaCegarLoop]: 657 mSDtfsCounter, 369 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 2112 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:51,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 2112 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-10 08:46:51,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2024-11-10 08:46:51,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 948. [2024-11-10 08:46:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 948 states, 769 states have (on average 1.5994798439531859) internal successors, (1230), 771 states have internal predecessors, (1230), 174 states have call successors, (174), 4 states have call predecessors, (174), 4 states have return successors, (174), 172 states have call predecessors, (174), 174 states have call successors, (174) [2024-11-10 08:46:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 948 states and 1578 transitions. [2024-11-10 08:46:51,966 INFO L78 Accepts]: Start accepts. Automaton has 948 states and 1578 transitions. Word has length 480 [2024-11-10 08:46:51,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:51,967 INFO L471 AbstractCegarLoop]: Abstraction has 948 states and 1578 transitions. [2024-11-10 08:46:51,968 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:51,968 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1578 transitions. [2024-11-10 08:46:51,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-11-10 08:46:51,976 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:51,976 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:51,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 08:46:51,976 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:51,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:51,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1483240243, now seen corresponding path program 1 times [2024-11-10 08:46:51,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:51,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522797428] [2024-11-10 08:46:51,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:51,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:52,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:46:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:46:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:52,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:46:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:46:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:46:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:46:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:46:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:46:52,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:46:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:46:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:46:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:46:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:46:52,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:46:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:46:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:46:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:46:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:46:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:46:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:46:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:46:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:46:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:46:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:46:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:46:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:46:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:46:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:46:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:46:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:46:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:46:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:46:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:46:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:46:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:46:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:46:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:46:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:52,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:46:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:46:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:46:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:46:52,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:46:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:46:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:46:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:46:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:46:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:46:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:46:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:46:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:46:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:46:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:46:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:46:52,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:46:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:46:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:46:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:46:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:46:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:46:52,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:52,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522797428] [2024-11-10 08:46:52,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522797428] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:52,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:52,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 08:46:52,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624579014] [2024-11-10 08:46:52,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:52,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 08:46:52,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:52,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 08:46:52,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:52,997 INFO L87 Difference]: Start difference. First operand 948 states and 1578 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:53,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:53,658 INFO L93 Difference]: Finished difference Result 2170 states and 3597 transitions. [2024-11-10 08:46:53,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 08:46:53,659 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 480 [2024-11-10 08:46:53,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:53,668 INFO L225 Difference]: With dead ends: 2170 [2024-11-10 08:46:53,668 INFO L226 Difference]: Without dead ends: 1225 [2024-11-10 08:46:53,670 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-10 08:46:53,671 INFO L432 NwaCegarLoop]: 502 mSDtfsCounter, 429 mSDsluCounter, 1342 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 429 SdHoareTripleChecker+Valid, 1844 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:53,671 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [429 Valid, 1844 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 08:46:53,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1225 states. [2024-11-10 08:46:53,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1225 to 833. [2024-11-10 08:46:53,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 833 states, 686 states have (on average 1.6093294460641399) internal successors, (1104), 686 states have internal predecessors, (1104), 142 states have call successors, (142), 4 states have call predecessors, (142), 4 states have return successors, (142), 142 states have call predecessors, (142), 142 states have call successors, (142) [2024-11-10 08:46:53,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1388 transitions. [2024-11-10 08:46:53,753 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1388 transitions. Word has length 480 [2024-11-10 08:46:53,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:53,755 INFO L471 AbstractCegarLoop]: Abstraction has 833 states and 1388 transitions. [2024-11-10 08:46:53,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:53,755 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1388 transitions. [2024-11-10 08:46:53,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2024-11-10 08:46:53,763 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:53,763 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:53,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 08:46:53,764 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:53,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:53,764 INFO L85 PathProgramCache]: Analyzing trace with hash 636186985, now seen corresponding path program 1 times [2024-11-10 08:46:53,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:53,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154109612] [2024-11-10 08:46:53,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:53,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:46:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:46:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:46:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:46:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:46:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:46:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:46:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:46:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:46:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:46:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:46:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:46:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:46:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:46:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:46:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:46:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:46:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:46:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:46:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:46:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:46:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:46:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:46:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:46:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:46:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:46:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:46:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:46:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:46:54,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:46:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:46:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:46:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:46:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:46:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:46:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:46:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:46:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:46:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:46:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:46:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:46:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:46:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:46:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:46:54,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:46:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:46:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:46:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:46:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:46:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:46:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:46:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:46:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:46:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:46:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:46:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:46:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:46:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:46:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:54,528 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:46:54,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:54,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154109612] [2024-11-10 08:46:54,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154109612] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:54,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:54,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 08:46:54,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403816233] [2024-11-10 08:46:54,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:54,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 08:46:54,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:54,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 08:46:54,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:54,532 INFO L87 Difference]: Start difference. First operand 833 states and 1388 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:55,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:55,119 INFO L93 Difference]: Finished difference Result 2130 states and 3509 transitions. [2024-11-10 08:46:55,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 08:46:55,120 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 480 [2024-11-10 08:46:55,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:55,127 INFO L225 Difference]: With dead ends: 2130 [2024-11-10 08:46:55,127 INFO L226 Difference]: Without dead ends: 1300 [2024-11-10 08:46:55,129 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-10 08:46:55,130 INFO L432 NwaCegarLoop]: 720 mSDtfsCounter, 444 mSDsluCounter, 1638 mSDsCounter, 0 mSdLazyCounter, 369 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 2358 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:55,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [444 Valid, 2358 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 369 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-10 08:46:55,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1300 states. [2024-11-10 08:46:55,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1300 to 721. [2024-11-10 08:46:55,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 721 states, 574 states have (on average 1.5853658536585367) internal successors, (910), 574 states have internal predecessors, (910), 142 states have call successors, (142), 4 states have call predecessors, (142), 4 states have return successors, (142), 142 states have call predecessors, (142), 142 states have call successors, (142) [2024-11-10 08:46:55,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 1194 transitions. [2024-11-10 08:46:55,187 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 1194 transitions. Word has length 480 [2024-11-10 08:46:55,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:55,188 INFO L471 AbstractCegarLoop]: Abstraction has 721 states and 1194 transitions. [2024-11-10 08:46:55,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:55,188 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1194 transitions. [2024-11-10 08:46:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2024-11-10 08:46:55,191 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:55,192 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:55,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 08:46:55,192 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:55,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:55,193 INFO L85 PathProgramCache]: Analyzing trace with hash 271893963, now seen corresponding path program 1 times [2024-11-10 08:46:55,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:55,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086335747] [2024-11-10 08:46:55,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:55,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:56,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:46:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:46:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:46:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:46:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:46:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:46:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:46:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:46:56,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:46:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:46:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:46:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:46:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:46:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:46:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:46:56,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:46:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:46:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:46:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:46:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:46:56,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:46:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:46:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:46:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:46:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:46:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:46:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:46:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:46:56,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:46:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:46:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:46:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:46:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:46:56,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:46:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:46:56,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:46:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:46:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:46:56,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:46:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:56,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:46:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:46:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:46:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:46:56,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:46:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:46:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:46:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:46:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:46:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:46:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:46:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:46:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:46:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:46:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:46:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:46:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:46:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:46:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:46:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:56,839 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:46:56,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:56,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086335747] [2024-11-10 08:46:56,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086335747] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:56,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:56,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-10 08:46:56,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140954773] [2024-11-10 08:46:56,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:56,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-10 08:46:56,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:56,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-10 08:46:56,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-10 08:46:56,841 INFO L87 Difference]: Start difference. First operand 721 states and 1194 transitions. Second operand has 8 states, 8 states have (on average 16.125) internal successors, (129), 8 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:58,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:58,441 INFO L93 Difference]: Finished difference Result 4348 states and 7248 transitions. [2024-11-10 08:46:58,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-10 08:46:58,442 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.125) internal successors, (129), 8 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 481 [2024-11-10 08:46:58,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:58,455 INFO L225 Difference]: With dead ends: 4348 [2024-11-10 08:46:58,455 INFO L226 Difference]: Without dead ends: 3630 [2024-11-10 08:46:58,459 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2024-11-10 08:46:58,459 INFO L432 NwaCegarLoop]: 636 mSDtfsCounter, 2959 mSDsluCounter, 1818 mSDsCounter, 0 mSdLazyCounter, 553 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2959 SdHoareTripleChecker+Valid, 2454 SdHoareTripleChecker+Invalid, 846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:58,459 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2959 Valid, 2454 Invalid, 846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 553 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-10 08:46:58,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3630 states. [2024-11-10 08:46:58,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3630 to 1881. [2024-11-10 08:46:58,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1881 states, 1528 states have (on average 1.5909685863874345) internal successors, (2431), 1530 states have internal predecessors, (2431), 340 states have call successors, (340), 12 states have call predecessors, (340), 12 states have return successors, (340), 338 states have call predecessors, (340), 340 states have call successors, (340) [2024-11-10 08:46:58,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1881 states and 3111 transitions. [2024-11-10 08:46:58,607 INFO L78 Accepts]: Start accepts. Automaton has 1881 states and 3111 transitions. Word has length 481 [2024-11-10 08:46:58,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:58,608 INFO L471 AbstractCegarLoop]: Abstraction has 1881 states and 3111 transitions. [2024-11-10 08:46:58,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.125) internal successors, (129), 8 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:58,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 3111 transitions. [2024-11-10 08:46:58,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2024-11-10 08:46:58,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:58,611 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:58,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 08:46:58,611 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:58,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:58,612 INFO L85 PathProgramCache]: Analyzing trace with hash 552243852, now seen corresponding path program 1 times [2024-11-10 08:46:58,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:58,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074309355] [2024-11-10 08:46:58,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:58,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:59,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:46:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:46:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:46:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:46:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:46:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:46:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:46:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:46:59,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:46:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:46:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:46:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:46:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:46:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:46:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:46:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:46:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:46:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:46:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:46:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:46:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:46:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:46:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:46:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:46:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:46:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:46:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:46:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:46:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:46:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:46:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:46:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:46:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:46:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:46:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:46:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:46:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:46:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:46:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:46:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:59,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:46:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:46:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:46:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:46:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:46:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:46:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:46:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:46:59,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:46:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:46:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:46:59,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:46:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:46:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:46:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:46:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:46:59,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:46:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:46:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:46:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:59,542 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:46:59,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:59,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074309355] [2024-11-10 08:46:59,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074309355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:59,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:59,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 08:46:59,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071797796] [2024-11-10 08:46:59,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:59,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 08:46:59,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:59,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 08:46:59,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:59,544 INFO L87 Difference]: Start difference. First operand 1881 states and 3111 transitions. Second operand has 5 states, 5 states have (on average 25.8) internal successors, (129), 5 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:59,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:59,798 INFO L93 Difference]: Finished difference Result 4824 states and 7925 transitions. [2024-11-10 08:46:59,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 08:46:59,799 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 5 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 481 [2024-11-10 08:46:59,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:59,812 INFO L225 Difference]: With dead ends: 4824 [2024-11-10 08:46:59,812 INFO L226 Difference]: Without dead ends: 2946 [2024-11-10 08:46:59,816 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-10 08:46:59,817 INFO L432 NwaCegarLoop]: 517 mSDtfsCounter, 454 mSDsluCounter, 861 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 1378 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:59,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [454 Valid, 1378 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 08:46:59,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2946 states. [2024-11-10 08:46:59,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2946 to 2451. [2024-11-10 08:46:59,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2451 states, 2092 states have (on average 1.6123326959847035) internal successors, (3373), 2094 states have internal predecessors, (3373), 340 states have call successors, (340), 18 states have call predecessors, (340), 18 states have return successors, (340), 338 states have call predecessors, (340), 340 states have call successors, (340) [2024-11-10 08:46:59,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2451 states and 4053 transitions. [2024-11-10 08:46:59,928 INFO L78 Accepts]: Start accepts. Automaton has 2451 states and 4053 transitions. Word has length 481 [2024-11-10 08:46:59,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:59,929 INFO L471 AbstractCegarLoop]: Abstraction has 2451 states and 4053 transitions. [2024-11-10 08:46:59,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 5 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:46:59,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 4053 transitions. [2024-11-10 08:46:59,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2024-11-10 08:46:59,932 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:59,932 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:59,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 08:46:59,933 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:59,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:59,933 INFO L85 PathProgramCache]: Analyzing trace with hash -679866706, now seen corresponding path program 1 times [2024-11-10 08:46:59,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:59,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350308172] [2024-11-10 08:46:59,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:59,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:47:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:47:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:47:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:47:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:47:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:47:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:47:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:47:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:47:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:47:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:47:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:47:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:47:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:47:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:47:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:47:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:47:01,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:47:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:47:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:47:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:47:01,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:47:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:47:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:47:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:47:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:47:01,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:47:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:47:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:47:01,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:47:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:47:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:47:01,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:47:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:47:01,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:47:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:47:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:47:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:47:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:47:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:47:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:47:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:47:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:47:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:47:01,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:47:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:47:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:47:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:47:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:47:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:47:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:47:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:47:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:47:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:47:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:47:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:47:01,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:47:01,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:47:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:47:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:47:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:47:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:01,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:47:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:47:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:47:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:47:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:47:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:47:02,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:47:02,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:47:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:47:02,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:47:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:47:02,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,062 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 36 proven. 174 refuted. 0 times theorem prover too weak. 9730 trivial. 0 not checked. [2024-11-10 08:47:02,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:47:02,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350308172] [2024-11-10 08:47:02,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350308172] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 08:47:02,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1434816452] [2024-11-10 08:47:02,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:47:02,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 08:47:02,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 08:47:02,067 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) [2024-11-10 08:47:02,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-10 08:47:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:02,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 1181 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-10 08:47:02,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 08:47:03,062 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 3984 proven. 153 refuted. 0 times theorem prover too weak. 5803 trivial. 0 not checked. [2024-11-10 08:47:03,062 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 08:47:03,590 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 57 proven. 153 refuted. 0 times theorem prover too weak. 9730 trivial. 0 not checked. [2024-11-10 08:47:03,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1434816452] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 08:47:03,590 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 08:47:03,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 11 [2024-11-10 08:47:03,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184210867] [2024-11-10 08:47:03,591 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 08:47:03,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-10 08:47:03,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:47:03,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-10 08:47:03,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-10 08:47:03,595 INFO L87 Difference]: Start difference. First operand 2451 states and 4053 transitions. Second operand has 11 states, 10 states have (on average 20.2) internal successors, (202), 11 states have internal predecessors, (202), 5 states have call successors, (193), 2 states have call predecessors, (193), 4 states have return successors, (194), 4 states have call predecessors, (194), 5 states have call successors, (194) [2024-11-10 08:47:04,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:47:04,866 INFO L93 Difference]: Finished difference Result 6014 states and 9895 transitions. [2024-11-10 08:47:04,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-10 08:47:04,866 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 20.2) internal successors, (202), 11 states have internal predecessors, (202), 5 states have call successors, (193), 2 states have call predecessors, (193), 4 states have return successors, (194), 4 states have call predecessors, (194), 5 states have call successors, (194) Word has length 481 [2024-11-10 08:47:04,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:47:04,881 INFO L225 Difference]: With dead ends: 6014 [2024-11-10 08:47:04,881 INFO L226 Difference]: Without dead ends: 3566 [2024-11-10 08:47:04,885 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1126 GetRequests, 1100 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=203, Invalid=499, Unknown=0, NotChecked=0, Total=702 [2024-11-10 08:47:04,886 INFO L432 NwaCegarLoop]: 304 mSDtfsCounter, 1765 mSDsluCounter, 1361 mSDsCounter, 0 mSdLazyCounter, 805 mSolverCounterSat, 606 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1783 SdHoareTripleChecker+Valid, 1665 SdHoareTripleChecker+Invalid, 1411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 606 IncrementalHoareTripleChecker+Valid, 805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-10 08:47:04,887 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1783 Valid, 1665 Invalid, 1411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [606 Valid, 805 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-10 08:47:04,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3566 states. [2024-11-10 08:47:05,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3566 to 2473. [2024-11-10 08:47:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2473 states, 2032 states have (on average 1.5733267716535433) internal successors, (3197), 2034 states have internal predecessors, (3197), 411 states have call successors, (411), 29 states have call predecessors, (411), 29 states have return successors, (411), 409 states have call predecessors, (411), 411 states have call successors, (411) [2024-11-10 08:47:05,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2473 states and 4019 transitions. [2024-11-10 08:47:05,018 INFO L78 Accepts]: Start accepts. Automaton has 2473 states and 4019 transitions. Word has length 481 [2024-11-10 08:47:05,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:47:05,019 INFO L471 AbstractCegarLoop]: Abstraction has 2473 states and 4019 transitions. [2024-11-10 08:47:05,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 20.2) internal successors, (202), 11 states have internal predecessors, (202), 5 states have call successors, (193), 2 states have call predecessors, (193), 4 states have return successors, (194), 4 states have call predecessors, (194), 5 states have call successors, (194) [2024-11-10 08:47:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 4019 transitions. [2024-11-10 08:47:05,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2024-11-10 08:47:05,022 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:47:05,023 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:47:05,039 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-10 08:47:05,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 08:47:05,224 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:47:05,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:47:05,224 INFO L85 PathProgramCache]: Analyzing trace with hash -186115440, now seen corresponding path program 1 times [2024-11-10 08:47:05,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:47:05,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336896418] [2024-11-10 08:47:05,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:47:05,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:47:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:47:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:47:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:47:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:47:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:47:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:47:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:47:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:47:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:47:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:47:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:47:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:47:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:47:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:47:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:47:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:47:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:47:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:47:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:47:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:47:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:47:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:47:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:47:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:47:06,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:47:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:47:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:47:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:47:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:47:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:47:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:47:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:47:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:47:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:47:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:47:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:47:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:47:06,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:47:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:47:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:47:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:47:06,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:47:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:47:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:47:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:47:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:47:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:47:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:47:06,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:47:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:47:06,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:47:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:47:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:47:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:47:06,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:47:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:47:06,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:47:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:47:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:47:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:47:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:47:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:47:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:47:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:47:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:47:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:47:06,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:47:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:47:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:47:06,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:47:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:47:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:06,501 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:47:06,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:47:06,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336896418] [2024-11-10 08:47:06,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336896418] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:47:06,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:47:06,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-10 08:47:06,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997301274] [2024-11-10 08:47:06,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:47:06,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 08:47:06,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:47:06,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 08:47:06,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 08:47:06,504 INFO L87 Difference]: Start difference. First operand 2473 states and 4019 transitions. Second operand has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:47:06,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:47:06,978 INFO L93 Difference]: Finished difference Result 9279 states and 15211 transitions. [2024-11-10 08:47:06,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 08:47:06,979 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 481 [2024-11-10 08:47:06,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:47:07,008 INFO L225 Difference]: With dead ends: 9279 [2024-11-10 08:47:07,009 INFO L226 Difference]: Without dead ends: 6952 [2024-11-10 08:47:07,015 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 08:47:07,015 INFO L432 NwaCegarLoop]: 476 mSDtfsCounter, 844 mSDsluCounter, 1070 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 844 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 08:47:07,016 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [844 Valid, 1546 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 08:47:07,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6952 states. [2024-11-10 08:47:07,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6952 to 2916. [2024-11-10 08:47:07,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2916 states, 2475 states have (on average 1.5866666666666667) internal successors, (3927), 2477 states have internal predecessors, (3927), 411 states have call successors, (411), 29 states have call predecessors, (411), 29 states have return successors, (411), 409 states have call predecessors, (411), 411 states have call successors, (411) [2024-11-10 08:47:07,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2916 states and 4749 transitions. [2024-11-10 08:47:07,235 INFO L78 Accepts]: Start accepts. Automaton has 2916 states and 4749 transitions. Word has length 481 [2024-11-10 08:47:07,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:47:07,236 INFO L471 AbstractCegarLoop]: Abstraction has 2916 states and 4749 transitions. [2024-11-10 08:47:07,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:47:07,237 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 4749 transitions. [2024-11-10 08:47:07,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2024-11-10 08:47:07,240 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:47:07,240 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:47:07,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-10 08:47:07,240 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:47:07,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:47:07,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1108799023, now seen corresponding path program 1 times [2024-11-10 08:47:07,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:47:07,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316224300] [2024-11-10 08:47:07,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:47:07,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:47:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:47:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:47:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:47:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:47:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:47:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:47:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:47:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:47:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:47:07,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:47:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:47:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:47:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:47:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:47:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:47:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:47:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:47:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:47:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:47:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:47:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:47:07,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:47:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:47:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:47:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:47:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:07,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:47:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:47:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:47:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:47:08,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:47:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:47:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:47:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:47:08,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:47:08,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:47:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:47:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:47:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:47:08,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:47:08,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:47:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:47:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:47:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:47:08,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:47:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:47:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:47:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:47:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:47:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:47:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:47:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:47:08,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:47:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:47:08,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:47:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:47:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:47:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:47:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:47:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:47:08,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:47:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:47:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:47:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:47:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:47:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:47:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:47:08,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:47:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:47:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:47:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:47:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:47:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:08,163 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:47:08,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:47:08,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316224300] [2024-11-10 08:47:08,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316224300] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:47:08,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:47:08,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:47:08,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374826976] [2024-11-10 08:47:08,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:47:08,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:47:08,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:47:08,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:47:08,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:47:08,170 INFO L87 Difference]: Start difference. First operand 2916 states and 4749 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:47:08,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:47:08,998 INFO L93 Difference]: Finished difference Result 11368 states and 18621 transitions. [2024-11-10 08:47:08,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 08:47:09,000 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 481 [2024-11-10 08:47:09,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:47:09,035 INFO L225 Difference]: With dead ends: 11368 [2024-11-10 08:47:09,036 INFO L226 Difference]: Without dead ends: 8598 [2024-11-10 08:47:09,044 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:47:09,045 INFO L432 NwaCegarLoop]: 804 mSDtfsCounter, 826 mSDsluCounter, 1246 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 826 SdHoareTripleChecker+Valid, 2050 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-10 08:47:09,045 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [826 Valid, 2050 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-10 08:47:09,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8598 states. [2024-11-10 08:47:09,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8598 to 7235. [2024-11-10 08:47:09,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7235 states, 6430 states have (on average 1.6223950233281492) internal successors, (10432), 6434 states have internal predecessors, (10432), 751 states have call successors, (751), 53 states have call predecessors, (751), 53 states have return successors, (751), 747 states have call predecessors, (751), 751 states have call successors, (751) [2024-11-10 08:47:09,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7235 states to 7235 states and 11934 transitions. [2024-11-10 08:47:09,388 INFO L78 Accepts]: Start accepts. Automaton has 7235 states and 11934 transitions. Word has length 481 [2024-11-10 08:47:09,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:47:09,389 INFO L471 AbstractCegarLoop]: Abstraction has 7235 states and 11934 transitions. [2024-11-10 08:47:09,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:47:09,389 INFO L276 IsEmpty]: Start isEmpty. Operand 7235 states and 11934 transitions. [2024-11-10 08:47:09,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2024-11-10 08:47:09,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:47:09,396 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:47:09,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-10 08:47:09,396 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:47:09,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:47:09,396 INFO L85 PathProgramCache]: Analyzing trace with hash -897448110, now seen corresponding path program 1 times [2024-11-10 08:47:09,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:47:09,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523355037] [2024-11-10 08:47:09,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:47:09,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:47:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:47:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:47:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:47:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:47:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:47:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:47:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:47:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:47:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:47:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:47:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:47:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:47:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:47:10,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:47:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:47:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:47:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:47:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:47:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:47:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:47:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:47:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:47:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:47:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:47:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:47:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:47:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:47:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:47:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:47:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:47:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:47:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:47:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:47:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:47:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:47:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:47:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:47:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:47:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:47:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:47:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:47:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:47:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:47:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:47:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:47:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:47:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:47:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:47:10,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:47:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:47:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:47:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:47:10,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:10,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:47:11,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:47:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:47:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:47:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:47:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:47:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:47:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:47:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:47:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:47:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:47:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:47:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:47:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:47:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:47:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:47:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:47:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:47:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:47:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:11,052 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:47:11,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:47:11,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523355037] [2024-11-10 08:47:11,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523355037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:47:11,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:47:11,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-10 08:47:11,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251645785] [2024-11-10 08:47:11,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:47:11,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-10 08:47:11,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:47:11,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-10 08:47:11,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-10 08:47:11,055 INFO L87 Difference]: Start difference. First operand 7235 states and 11934 transitions. Second operand has 11 states, 11 states have (on average 11.727272727272727) internal successors, (129), 11 states have internal predecessors, (129), 2 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2024-11-10 08:47:12,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:47:12,385 INFO L93 Difference]: Finished difference Result 25234 states and 41560 transitions. [2024-11-10 08:47:12,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-10 08:47:12,386 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 11.727272727272727) internal successors, (129), 11 states have internal predecessors, (129), 2 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) Word has length 481 [2024-11-10 08:47:12,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:47:12,432 INFO L225 Difference]: With dead ends: 25234 [2024-11-10 08:47:12,432 INFO L226 Difference]: Without dead ends: 18145 [2024-11-10 08:47:12,451 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=98, Invalid=142, Unknown=0, NotChecked=0, Total=240 [2024-11-10 08:47:12,452 INFO L432 NwaCegarLoop]: 459 mSDtfsCounter, 1659 mSDsluCounter, 1443 mSDsCounter, 0 mSdLazyCounter, 999 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1659 SdHoareTripleChecker+Valid, 1902 SdHoareTripleChecker+Invalid, 1045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-10 08:47:12,452 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1659 Valid, 1902 Invalid, 1045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 999 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-10 08:47:12,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18145 states. [2024-11-10 08:47:12,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18145 to 11623. [2024-11-10 08:47:12,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11623 states, 10768 states have (on average 1.638744427934621) internal successors, (17646), 10784 states have internal predecessors, (17646), 775 states have call successors, (775), 79 states have call predecessors, (775), 79 states have return successors, (775), 759 states have call predecessors, (775), 775 states have call successors, (775) [2024-11-10 08:47:12,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11623 states to 11623 states and 19196 transitions. [2024-11-10 08:47:12,982 INFO L78 Accepts]: Start accepts. Automaton has 11623 states and 19196 transitions. Word has length 481 [2024-11-10 08:47:12,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:47:12,983 INFO L471 AbstractCegarLoop]: Abstraction has 11623 states and 19196 transitions. [2024-11-10 08:47:12,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.727272727272727) internal successors, (129), 11 states have internal predecessors, (129), 2 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2024-11-10 08:47:12,983 INFO L276 IsEmpty]: Start isEmpty. Operand 11623 states and 19196 transitions. [2024-11-10 08:47:12,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2024-11-10 08:47:12,991 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:47:12,991 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:47:12,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-10 08:47:12,991 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:47:12,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:47:12,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1283052464, now seen corresponding path program 1 times [2024-11-10 08:47:12,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:47:12,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358468627] [2024-11-10 08:47:12,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:47:12,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:47:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:47:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:47:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:47:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:47:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 08:47:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:47:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 08:47:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:47:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 08:47:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:47:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:47:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 08:47:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 08:47:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 08:47:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 08:47:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 08:47:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 08:47:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 08:47:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 08:47:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 08:47:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 08:47:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 08:47:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 08:47:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 08:47:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 08:47:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 08:47:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 08:47:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 08:47:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 08:47:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 08:47:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 08:47:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 08:47:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 08:47:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-10 08:47:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-11-10 08:47:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-10 08:47:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-10 08:47:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-10 08:47:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-11-10 08:47:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 08:47:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 08:47:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:47:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:47:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-10 08:47:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:47:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-10 08:47:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:47:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-10 08:47:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:47:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:47:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:47:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:47:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-10 08:47:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-10 08:47:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-11-10 08:47:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-10 08:47:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-10 08:47:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-10 08:47:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-10 08:47:13,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-10 08:47:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-10 08:47:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-10 08:47:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-10 08:47:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-10 08:47:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-10 08:47:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-10 08:47:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-10 08:47:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-10 08:47:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-10 08:47:13,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-10 08:47:13,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-10 08:47:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:47:13,528 INFO L134 CoverageAnalysis]: Checked inductivity of 9940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2024-11-10 08:47:13,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:47:13,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358468627] [2024-11-10 08:47:13,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358468627] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:47:13,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:47:13,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:47:13,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130290909] [2024-11-10 08:47:13,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:47:13,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:47:13,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:47:13,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:47:13,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:47:13,531 INFO L87 Difference]: Start difference. First operand 11623 states and 19196 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:47:14,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:47:14,536 INFO L93 Difference]: Finished difference Result 32029 states and 52868 transitions. [2024-11-10 08:47:14,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 08:47:14,537 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 481 [2024-11-10 08:47:14,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:47:14,598 INFO L225 Difference]: With dead ends: 32029 [2024-11-10 08:47:14,599 INFO L226 Difference]: Without dead ends: 20560 [2024-11-10 08:47:14,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:47:14,625 INFO L432 NwaCegarLoop]: 410 mSDtfsCounter, 463 mSDsluCounter, 832 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 1242 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 08:47:14,626 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [463 Valid, 1242 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 08:47:14,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20560 states. [2024-11-10 08:47:15,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20560 to 18857. [2024-11-10 08:47:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18857 states, 17226 states have (on average 1.6213862765586904) internal successors, (27930), 17258 states have internal predecessors, (27930), 1479 states have call successors, (1479), 151 states have call predecessors, (1479), 151 states have return successors, (1479), 1447 states have call predecessors, (1479), 1479 states have call successors, (1479) [2024-11-10 08:47:15,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18857 states to 18857 states and 30888 transitions. [2024-11-10 08:47:15,561 INFO L78 Accepts]: Start accepts. Automaton has 18857 states and 30888 transitions. Word has length 481 [2024-11-10 08:47:15,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:47:15,562 INFO L471 AbstractCegarLoop]: Abstraction has 18857 states and 30888 transitions. [2024-11-10 08:47:15,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (71), 1 states have call predecessors, (71), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2024-11-10 08:47:15,562 INFO L276 IsEmpty]: Start isEmpty. Operand 18857 states and 30888 transitions. [2024-11-10 08:47:15,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2024-11-10 08:47:15,572 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:47:15,572 INFO L215 NwaCegarLoop]: trace histogram [71, 71, 71, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:47:15,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-10 08:47:15,573 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:47:15,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:47:15,574 INFO L85 PathProgramCache]: Analyzing trace with hash -417688015, now seen corresponding path program 1 times [2024-11-10 08:47:15,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:47:15,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344060348] [2024-11-10 08:47:15,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:47:15,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:47:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat