./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.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-0.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 6220e6745b3165a6fc1efc167bda264ea9d52d0f56711813aaca8387b0aa2cbd --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 08:40:31,284 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 08:40:31,339 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 08:40:31,344 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 08:40:31,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 08:40:31,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 08:40:31,370 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 08:40:31,370 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 08:40:31,370 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 08:40:31,371 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 08:40:31,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 08:40:31,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 08:40:31,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 08:40:31,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 08:40:31,372 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 08:40:31,372 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 08:40:31,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 08:40:31,373 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 08:40:31,373 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 08:40:31,373 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 08:40:31,373 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 08:40:31,377 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 08:40:31,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 08:40:31,378 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 08:40:31,378 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 08:40:31,378 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 08:40:31,378 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 08:40:31,378 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 08:40:31,378 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 08:40:31,379 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 08:40:31,379 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 08:40:31,379 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 08:40:31,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 08:40:31,379 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 08:40:31,379 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 08:40:31,379 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 08:40:31,380 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 08:40:31,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 08:40:31,380 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 08:40:31,380 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 08:40:31,380 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 08:40:31,381 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 08:40:31,382 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6220e6745b3165a6fc1efc167bda264ea9d52d0f56711813aaca8387b0aa2cbd [2024-11-10 08:40:31,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 08:40:31,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 08:40:31,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 08:40:31,698 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 08:40:31,699 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 08:40:31,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i [2024-11-10 08:40:33,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 08:40:33,259 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 08:40:33,260 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-0.i [2024-11-10 08:40:33,278 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b28785639/6b8d2383b7ce457f950d85ffd8416414/FLAGed8337d7d [2024-11-10 08:40:33,291 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b28785639/6b8d2383b7ce457f950d85ffd8416414 [2024-11-10 08:40:33,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 08:40:33,294 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 08:40:33,295 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 08:40:33,295 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 08:40:33,300 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 08:40:33,301 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:33,301 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a895a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33, skipping insertion in model container [2024-11-10 08:40:33,301 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:33,346 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 08:40:33,512 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-0.i[915,928] [2024-11-10 08:40:33,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 08:40:33,754 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 08:40:33,765 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-0.i[915,928] [2024-11-10 08:40:33,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 08:40:33,896 INFO L204 MainTranslator]: Completed translation [2024-11-10 08:40:33,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33 WrapperNode [2024-11-10 08:40:33,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 08:40:33,898 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 08:40:33,898 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 08:40:33,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 08:40:33,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:33,932 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:34,028 INFO L138 Inliner]: procedures = 26, calls = 74, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 719 [2024-11-10 08:40:34,029 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 08:40:34,029 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 08:40:34,029 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 08:40:34,030 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 08:40:34,039 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:34,040 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:34,061 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:34,106 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 08:40:34,107 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:34,107 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:34,147 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:34,151 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:34,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:34,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:34,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 08:40:34,183 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 08:40:34,183 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 08:40:34,183 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 08:40:34,184 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (1/1) ... [2024-11-10 08:40:34,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 08:40:34,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 08:40:34,220 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 08:40:34,224 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 08:40:34,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 08:40:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 08:40:34,268 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 08:40:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 08:40:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 08:40:34,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 08:40:34,470 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 08:40:34,472 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 08:40:35,416 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L605: havoc property_#t~ite46#1;havoc property_#t~bitwise45#1;havoc property_#t~short47#1;havoc property_#t~ite50#1;havoc property_#t~ite49#1;havoc property_#t~bitwise48#1;havoc property_#t~short51#1;havoc property_#t~ite56#1;havoc property_#t~ite55#1;havoc property_#t~ite54#1;havoc property_#t~ite53#1;havoc property_#t~bitwise52#1;havoc property_#t~short57#1;havoc property_#t~ite60#1;havoc property_#t~ite59#1;havoc property_#t~bitwise58#1;havoc property_#t~short61#1;havoc property_#t~bitwise62#1;havoc property_#t~bitwise63#1;havoc property_#t~short64#1; [2024-11-10 08:40:35,572 INFO L? ?]: Removed 90 outVars from TransFormulas that were not future-live. [2024-11-10 08:40:35,572 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 08:40:35,614 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 08:40:35,614 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 08:40:35,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:40:35 BoogieIcfgContainer [2024-11-10 08:40:35,616 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 08:40:35,617 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 08:40:35,618 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 08:40:35,621 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 08:40:35,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:40:33" (1/3) ... [2024-11-10 08:40:35,622 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27a16861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:40:35, skipping insertion in model container [2024-11-10 08:40:35,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:40:33" (2/3) ... [2024-11-10 08:40:35,623 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27a16861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:40:35, skipping insertion in model container [2024-11-10 08:40:35,623 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:40:35" (3/3) ... [2024-11-10 08:40:35,624 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-0.i [2024-11-10 08:40:35,641 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 08:40:35,642 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 08:40:35,719 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 08:40:35,724 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;@dce0918, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 08:40:35,724 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 08:40:35,730 INFO L276 IsEmpty]: Start isEmpty. Operand has 293 states, 229 states have (on average 1.5502183406113537) internal successors, (355), 230 states have internal predecessors, (355), 61 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) [2024-11-10 08:40:35,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 08:40:35,749 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:40:35,750 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:35,750 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:40:35,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:40:35,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1764220541, now seen corresponding path program 1 times [2024-11-10 08:40:35,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:40:35,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327064461] [2024-11-10 08:40:35,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:40:35,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:40:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:40:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:40:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:40:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:40:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:40:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:40:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:40:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:40:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:40:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:40:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:40:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:40:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:40:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:40:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:40:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:40:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:40:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:40:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:40:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:40:36,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:40:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:40:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:40:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:40:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:40:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:40:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:40:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:40:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:40:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:40:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:40:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:40:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:40:36,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:40:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:40:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:40:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:40:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:40:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:40:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:40:36,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:40:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:40:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:40:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:40:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:40:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:40:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:40:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:40:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:40:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:40:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:40:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:40:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:40:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:40:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:40:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:40:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:40:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:40:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:40:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:40:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:40:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:36,660 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:40:36,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:40:36,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327064461] [2024-11-10 08:40:36,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327064461] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:40:36,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:40:36,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 08:40:36,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958927636] [2024-11-10 08:40:36,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:40:36,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 08:40:36,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:40:36,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 08:40:36,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 08:40:36,700 INFO L87 Difference]: Start difference. First operand has 293 states, 229 states have (on average 1.5502183406113537) internal successors, (355), 230 states have internal predecessors, (355), 61 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) Second operand has 2 states, 2 states have (on average 64.5) internal successors, (129), 2 states have internal predecessors, (129), 2 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 2 states have call successors, (61) [2024-11-10 08:40:36,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:40:36,788 INFO L93 Difference]: Finished difference Result 578 states and 1008 transitions. [2024-11-10 08:40:36,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 08:40:36,791 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 64.5) internal successors, (129), 2 states have internal predecessors, (129), 2 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 2 states have call successors, (61) Word has length 431 [2024-11-10 08:40:36,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:40:36,799 INFO L225 Difference]: With dead ends: 578 [2024-11-10 08:40:36,800 INFO L226 Difference]: Without dead ends: 288 [2024-11-10 08:40:36,804 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 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 08:40:36,807 INFO L432 NwaCegarLoop]: 456 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 08:40:36,813 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 456 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 08:40:36,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2024-11-10 08:40:36,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 288. [2024-11-10 08:40:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 225 states have (on average 1.5377777777777777) internal successors, (346), 225 states have internal predecessors, (346), 61 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) [2024-11-10 08:40:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 468 transitions. [2024-11-10 08:40:36,893 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 468 transitions. Word has length 431 [2024-11-10 08:40:36,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:40:36,894 INFO L471 AbstractCegarLoop]: Abstraction has 288 states and 468 transitions. [2024-11-10 08:40:36,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 64.5) internal successors, (129), 2 states have internal predecessors, (129), 2 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 2 states have call successors, (61) [2024-11-10 08:40:36,894 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 468 transitions. [2024-11-10 08:40:36,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 08:40:36,901 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:40:36,901 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:36,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 08:40:36,901 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:40:36,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:40:36,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1377289818, now seen corresponding path program 1 times [2024-11-10 08:40:36,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:40:36,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233753460] [2024-11-10 08:40:36,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:40:36,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:40:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:40:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:40:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:40:37,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:40:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:40:37,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:40:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:40:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:40:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:40:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:40:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:40:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:40:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:40:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:40:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:40:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:40:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:40:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:40:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:40:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:40:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:40:37,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:40:37,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:40:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:40:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:40:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:40:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:40:37,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:40:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:40:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:40:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:40:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:40:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:40:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:40:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:40:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:40:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:40:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:40:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:40:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:40:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:40:37,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:40:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:40:37,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:40:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:40:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:40:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:40:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:40:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:40:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:40:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:40:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:40:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:40:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:40:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:40:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:40:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:40:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:40:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:40:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:40:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:40:37,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,447 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:40:37,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:40:37,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233753460] [2024-11-10 08:40:37,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233753460] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:40:37,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:40:37,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 08:40:37,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919087493] [2024-11-10 08:40:37,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:40:37,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 08:40:37,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:40:37,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 08:40:37,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:40:37,455 INFO L87 Difference]: Start difference. First operand 288 states and 468 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:37,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:40:37,590 INFO L93 Difference]: Finished difference Result 733 states and 1189 transitions. [2024-11-10 08:40:37,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 08:40:37,591 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 431 [2024-11-10 08:40:37,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:40:37,597 INFO L225 Difference]: With dead ends: 733 [2024-11-10 08:40:37,597 INFO L226 Difference]: Without dead ends: 448 [2024-11-10 08:40:37,598 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:40:37,599 INFO L432 NwaCegarLoop]: 468 mSDtfsCounter, 249 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 901 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 08:40:37,599 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 901 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 08:40:37,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2024-11-10 08:40:37,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 444. [2024-11-10 08:40:37,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 444 states, 374 states have (on average 1.5614973262032086) internal successors, (584), 375 states have internal predecessors, (584), 67 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (67), 66 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-10 08:40:37,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 718 transitions. [2024-11-10 08:40:37,649 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 718 transitions. Word has length 431 [2024-11-10 08:40:37,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:40:37,650 INFO L471 AbstractCegarLoop]: Abstraction has 444 states and 718 transitions. [2024-11-10 08:40:37,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:37,651 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 718 transitions. [2024-11-10 08:40:37,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 08:40:37,653 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:40:37,654 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:37,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 08:40:37,654 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:40:37,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:40:37,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1276377851, now seen corresponding path program 1 times [2024-11-10 08:40:37,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:40:37,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384230287] [2024-11-10 08:40:37,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:40:37,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:40:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:40:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:40:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:40:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:40:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:40:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:40:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:40:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:40:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:40:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:40:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:40:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:40:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:40:37,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:40:37,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:40:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:40:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:40:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:40:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:40:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:40:37,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:40:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:40:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:40:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:40:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:40:37,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:37,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:40:37,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:40:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:40:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:40:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:40:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:40:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:40:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:40:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:40:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:40:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:40:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:40:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:40:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:40:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:40:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:40:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:40:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:40:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:40:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:40:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:40:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:40:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:40:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:40:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:40:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:40:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:40:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:40:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:40:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:40:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:40:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:40:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:40:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:40:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:40:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:40:38,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:38,164 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:40:38,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:40:38,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384230287] [2024-11-10 08:40:38,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384230287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:40:38,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:40:38,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 08:40:38,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970911659] [2024-11-10 08:40:38,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:40:38,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 08:40:38,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:40:38,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 08:40:38,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:40:38,168 INFO L87 Difference]: Start difference. First operand 444 states and 718 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:38,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:40:38,279 INFO L93 Difference]: Finished difference Result 1219 states and 1969 transitions. [2024-11-10 08:40:38,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 08:40:38,280 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 431 [2024-11-10 08:40:38,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:40:38,288 INFO L225 Difference]: With dead ends: 1219 [2024-11-10 08:40:38,288 INFO L226 Difference]: Without dead ends: 778 [2024-11-10 08:40:38,290 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:40:38,294 INFO L432 NwaCegarLoop]: 446 mSDtfsCounter, 265 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 882 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 08:40:38,295 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 882 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 08:40:38,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2024-11-10 08:40:38,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 774. [2024-11-10 08:40:38,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 774 states, 682 states have (on average 1.5762463343108504) internal successors, (1075), 685 states have internal predecessors, (1075), 87 states have call successors, (87), 4 states have call predecessors, (87), 4 states have return successors, (87), 84 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-10 08:40:38,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 774 states and 1249 transitions. [2024-11-10 08:40:38,334 INFO L78 Accepts]: Start accepts. Automaton has 774 states and 1249 transitions. Word has length 431 [2024-11-10 08:40:38,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:40:38,335 INFO L471 AbstractCegarLoop]: Abstraction has 774 states and 1249 transitions. [2024-11-10 08:40:38,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:38,335 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1249 transitions. [2024-11-10 08:40:38,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 08:40:38,338 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:40:38,338 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:38,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 08:40:38,339 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:40:38,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:40:38,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1835242148, now seen corresponding path program 1 times [2024-11-10 08:40:38,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:40:38,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997249247] [2024-11-10 08:40:38,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:40:38,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:40:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:40:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:40:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:40:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:40:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:40:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:40:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:40:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:40:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:40:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:40:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:40:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:40:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:40:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:40:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:40:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:40:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:40:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:40:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:40:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:40:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:40:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:40:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:40:39,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:40:39,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:40:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:40:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:40:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:40:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:40:39,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:40:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:40:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:40:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:40:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:40:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:40:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:40:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:40:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:40:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:40:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:40:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:40:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:40:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:40:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:40:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:40:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:40:39,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:40:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:40:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:40:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:40:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:40:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:40:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:40:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:40:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:40:39,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:40:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:40:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:40:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:40:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:40:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:40:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:39,640 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:40:39,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:40:39,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997249247] [2024-11-10 08:40:39,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997249247] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:40:39,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:40:39,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 08:40:39,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009799027] [2024-11-10 08:40:39,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:40:39,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 08:40:39,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:40:39,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 08:40:39,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:40:39,643 INFO L87 Difference]: Start difference. First operand 774 states and 1249 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, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:40,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:40:40,134 INFO L93 Difference]: Finished difference Result 2868 states and 4604 transitions. [2024-11-10 08:40:40,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 08:40:40,135 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, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 431 [2024-11-10 08:40:40,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:40:40,144 INFO L225 Difference]: With dead ends: 2868 [2024-11-10 08:40:40,144 INFO L226 Difference]: Without dead ends: 2097 [2024-11-10 08:40:40,146 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-10 08:40:40,147 INFO L432 NwaCegarLoop]: 532 mSDtfsCounter, 1081 mSDsluCounter, 1038 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 1570 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-10 08:40:40,147 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1081 Valid, 1570 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-10 08:40:40,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2097 states. [2024-11-10 08:40:40,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2097 to 1564. [2024-11-10 08:40:40,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1564 states, 1421 states have (on average 1.5826882477128783) internal successors, (2249), 1429 states have internal predecessors, (2249), 131 states have call successors, (131), 11 states have call predecessors, (131), 11 states have return successors, (131), 123 states have call predecessors, (131), 131 states have call successors, (131) [2024-11-10 08:40:40,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1564 states and 2511 transitions. [2024-11-10 08:40:40,205 INFO L78 Accepts]: Start accepts. Automaton has 1564 states and 2511 transitions. Word has length 431 [2024-11-10 08:40:40,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:40:40,206 INFO L471 AbstractCegarLoop]: Abstraction has 1564 states and 2511 transitions. [2024-11-10 08:40:40,207 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, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:40,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 2511 transitions. [2024-11-10 08:40:40,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 08:40:40,210 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:40:40,211 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:40,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 08:40:40,211 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:40:40,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:40:40,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1225046499, now seen corresponding path program 1 times [2024-11-10 08:40:40,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:40:40,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786728233] [2024-11-10 08:40:40,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:40:40,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:40:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:40:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:40:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:40:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:40:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:40:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:40:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:40:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:40:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:40:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:40:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:40:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:40:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:40:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:40:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:40:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:40:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:40:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:40:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:40:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:40:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:40:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:40:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:40:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:40:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:40:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:40:40,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:40:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:40:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:40:40,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:40:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:40:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:40:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:40:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:40:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:40:40,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:40:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:40:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:40:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:40:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:40:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:40:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:40:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:40:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:40:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:40:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:40:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:40:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:40:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:40:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:40:40,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:40:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:40:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:40:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:40:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:40:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:40:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:40:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:40:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:40:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:40:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:40:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:40:40,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:40:40,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786728233] [2024-11-10 08:40:40,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786728233] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:40:40,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:40:40,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 08:40:40,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525223503] [2024-11-10 08:40:40,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:40:40,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 08:40:40,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:40:40,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 08:40:40,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:40:40,608 INFO L87 Difference]: Start difference. First operand 1564 states and 2511 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:40,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:40:40,724 INFO L93 Difference]: Finished difference Result 4375 states and 7021 transitions. [2024-11-10 08:40:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 08:40:40,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 431 [2024-11-10 08:40:40,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:40:40,740 INFO L225 Difference]: With dead ends: 4375 [2024-11-10 08:40:40,740 INFO L226 Difference]: Without dead ends: 2835 [2024-11-10 08:40:40,745 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:40:40,748 INFO L432 NwaCegarLoop]: 578 mSDtfsCounter, 230 mSDsluCounter, 435 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 1013 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 08:40:40,748 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 1013 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 08:40:40,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2835 states. [2024-11-10 08:40:40,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2835 to 2828. [2024-11-10 08:40:40,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2828 states, 2611 states have (on average 1.5783224818077366) internal successors, (4121), 2627 states have internal predecessors, (4121), 195 states have call successors, (195), 21 states have call predecessors, (195), 21 states have return successors, (195), 179 states have call predecessors, (195), 195 states have call successors, (195) [2024-11-10 08:40:40,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 2828 states and 4511 transitions. [2024-11-10 08:40:40,835 INFO L78 Accepts]: Start accepts. Automaton has 2828 states and 4511 transitions. Word has length 431 [2024-11-10 08:40:40,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:40:40,835 INFO L471 AbstractCegarLoop]: Abstraction has 2828 states and 4511 transitions. [2024-11-10 08:40:40,836 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:40,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 4511 transitions. [2024-11-10 08:40:40,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 08:40:40,864 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:40:40,864 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:40,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 08:40:40,864 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:40:40,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:40:40,865 INFO L85 PathProgramCache]: Analyzing trace with hash 163820643, now seen corresponding path program 1 times [2024-11-10 08:40:40,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:40:40,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137896372] [2024-11-10 08:40:40,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:40:40,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:40:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:40:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:40:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:40:41,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:40:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:40:41,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:40:41,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:40:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:40:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:40:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:40:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:40:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:40:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:40:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:40:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:40:41,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:40:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:40:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:40:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:40:41,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:40:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:40:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:40:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:40:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:40:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:40:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:40:41,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:40:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:40:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:40:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:40:41,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:40:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:40:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:40:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:40:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:40:41,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:40:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:40:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:40:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:40:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:40:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:40:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:40:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:40:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:40:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:40:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:40:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:40:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:40:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:40:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:40:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:40:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:40:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:40:41,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:40:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:40:41,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:40:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:40:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:40:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:40:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:40:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:40:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:40:41,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:40:41,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137896372] [2024-11-10 08:40:41,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137896372] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:40:41,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:40:41,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 08:40:41,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841664726] [2024-11-10 08:40:41,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:40:41,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 08:40:41,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:40:41,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 08:40:41,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:40:41,215 INFO L87 Difference]: Start difference. First operand 2828 states and 4511 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:41,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:40:41,343 INFO L93 Difference]: Finished difference Result 7889 states and 12685 transitions. [2024-11-10 08:40:41,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 08:40:41,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 431 [2024-11-10 08:40:41,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:40:41,362 INFO L225 Difference]: With dead ends: 7889 [2024-11-10 08:40:41,362 INFO L226 Difference]: Without dead ends: 5085 [2024-11-10 08:40:41,368 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:40:41,369 INFO L432 NwaCegarLoop]: 448 mSDtfsCounter, 294 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 08:40:41,369 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 869 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 08:40:41,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5085 states. [2024-11-10 08:40:41,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5085 to 4650. [2024-11-10 08:40:41,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4650 states, 4433 states have (on average 1.6210241371531695) internal successors, (7186), 4449 states have internal predecessors, (7186), 195 states have call successors, (195), 21 states have call predecessors, (195), 21 states have return successors, (195), 179 states have call predecessors, (195), 195 states have call successors, (195) [2024-11-10 08:40:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4650 states to 4650 states and 7576 transitions. [2024-11-10 08:40:41,508 INFO L78 Accepts]: Start accepts. Automaton has 4650 states and 7576 transitions. Word has length 431 [2024-11-10 08:40:41,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:40:41,510 INFO L471 AbstractCegarLoop]: Abstraction has 4650 states and 7576 transitions. [2024-11-10 08:40:41,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:41,510 INFO L276 IsEmpty]: Start isEmpty. Operand 4650 states and 7576 transitions. [2024-11-10 08:40:41,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 08:40:41,519 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:40:41,520 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:41,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 08:40:41,520 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:40:41,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:40:41,520 INFO L85 PathProgramCache]: Analyzing trace with hash -407430590, now seen corresponding path program 1 times [2024-11-10 08:40:41,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:40:41,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852843063] [2024-11-10 08:40:41,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:40:41,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:40:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:40:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:40:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:40:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:40:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:40:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:40:42,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:40:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:40:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:40:42,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:40:42,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:40:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:40:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:40:42,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:40:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:40:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:40:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:40:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:40:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:40:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:40:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:40:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:40:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:40:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:40:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:40:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:40:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:40:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:40:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:40:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:40:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:40:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:40:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:40:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:40:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:40:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:40:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:40:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:40:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:40:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:40:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:40:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:40:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:40:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:40:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:40:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:40:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:40:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:40:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:40:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:40:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:40:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:40:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:40:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:40:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:40:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:40:42,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:40:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:40:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:40:42,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:40:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:40:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:42,657 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:40:42,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:40:42,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852843063] [2024-11-10 08:40:42,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852843063] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:40:42,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:40:42,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-10 08:40:42,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031166966] [2024-11-10 08:40:42,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:40:42,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 08:40:42,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:40:42,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 08:40:42,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-10 08:40:42,660 INFO L87 Difference]: Start difference. First operand 4650 states and 7576 transitions. Second operand has 6 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 2 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2024-11-10 08:40:43,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:40:43,787 INFO L93 Difference]: Finished difference Result 15749 states and 25519 transitions. [2024-11-10 08:40:43,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 08:40:43,788 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), 2 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) Word has length 431 [2024-11-10 08:40:43,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:40:43,824 INFO L225 Difference]: With dead ends: 15749 [2024-11-10 08:40:43,824 INFO L226 Difference]: Without dead ends: 11123 [2024-11-10 08:40:43,837 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-10 08:40:43,838 INFO L432 NwaCegarLoop]: 515 mSDtfsCounter, 965 mSDsluCounter, 1622 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 965 SdHoareTripleChecker+Valid, 2137 SdHoareTripleChecker+Invalid, 690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-10 08:40:43,838 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [965 Valid, 2137 Invalid, 690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 430 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-10 08:40:43,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11123 states. [2024-11-10 08:40:44,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11123 to 9213. [2024-11-10 08:40:44,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9213 states, 8788 states have (on average 1.6151570323167956) internal successors, (14194), 8819 states have internal predecessors, (14194), 382 states have call successors, (382), 42 states have call predecessors, (382), 42 states have return successors, (382), 351 states have call predecessors, (382), 382 states have call successors, (382) [2024-11-10 08:40:44,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9213 states to 9213 states and 14958 transitions. [2024-11-10 08:40:44,081 INFO L78 Accepts]: Start accepts. Automaton has 9213 states and 14958 transitions. Word has length 431 [2024-11-10 08:40:44,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:40:44,082 INFO L471 AbstractCegarLoop]: Abstraction has 9213 states and 14958 transitions. [2024-11-10 08:40:44,086 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), 2 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2024-11-10 08:40:44,086 INFO L276 IsEmpty]: Start isEmpty. Operand 9213 states and 14958 transitions. [2024-11-10 08:40:44,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2024-11-10 08:40:44,098 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:40:44,099 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:44,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 08:40:44,099 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:40:44,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:40:44,099 INFO L85 PathProgramCache]: Analyzing trace with hash 12086241, now seen corresponding path program 1 times [2024-11-10 08:40:44,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:40:44,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891953504] [2024-11-10 08:40:44,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:40:44,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:40:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:40:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:40:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:40:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:40:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:40:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:40:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:40:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:40:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:40:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:40:44,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:40:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:40:44,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:40:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:40:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:40:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:40:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:40:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:40:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:40:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:40:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:40:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:40:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:40:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:40:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:40:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:40:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:40:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:40:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:40:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:40:44,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:40:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:40:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:40:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:40:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:40:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:40:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:40:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:40:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:40:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:40:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:40:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:40:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:40:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:40:44,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:40:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:44,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:40:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:40:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:40:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:40:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:40:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:40:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:40:45,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:40:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:40:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:40:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:40:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:40:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:40:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:40:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:40:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:40:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:45,066 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:40:45,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:40:45,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891953504] [2024-11-10 08:40:45,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891953504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:40:45,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:40:45,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:40:45,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742636735] [2024-11-10 08:40:45,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:40:45,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:40:45,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:40:45,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:40:45,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:40:45,069 INFO L87 Difference]: Start difference. First operand 9213 states and 14958 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, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:45,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:40:45,378 INFO L93 Difference]: Finished difference Result 18397 states and 29847 transitions. [2024-11-10 08:40:45,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 08:40:45,379 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, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 431 [2024-11-10 08:40:45,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:40:45,424 INFO L225 Difference]: With dead ends: 18397 [2024-11-10 08:40:45,425 INFO L226 Difference]: Without dead ends: 9208 [2024-11-10 08:40:45,439 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:40:45,441 INFO L432 NwaCegarLoop]: 684 mSDtfsCounter, 481 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 1123 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 08:40:45,441 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [481 Valid, 1123 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 08:40:45,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9208 states. [2024-11-10 08:40:45,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9208 to 7645. [2024-11-10 08:40:45,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7645 states, 7360 states have (on average 1.639945652173913) internal successors, (12070), 7375 states have internal predecessors, (12070), 254 states have call successors, (254), 30 states have call predecessors, (254), 30 states have return successors, (254), 239 states have call predecessors, (254), 254 states have call successors, (254) [2024-11-10 08:40:45,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7645 states to 7645 states and 12578 transitions. [2024-11-10 08:40:45,642 INFO L78 Accepts]: Start accepts. Automaton has 7645 states and 12578 transitions. Word has length 431 [2024-11-10 08:40:45,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:40:45,643 INFO L471 AbstractCegarLoop]: Abstraction has 7645 states and 12578 transitions. [2024-11-10 08:40:45,644 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, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:45,644 INFO L276 IsEmpty]: Start isEmpty. Operand 7645 states and 12578 transitions. [2024-11-10 08:40:45,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2024-11-10 08:40:45,653 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:40:45,653 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:45,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 08:40:45,654 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:40:45,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:40:45,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1478908782, now seen corresponding path program 1 times [2024-11-10 08:40:45,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:40:45,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476532082] [2024-11-10 08:40:45,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:40:45,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:40:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:40:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:40:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:40:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:40:46,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:40:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:40:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:40:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:40:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:40:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:40:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:40:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:40:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:40:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:40:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:40:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:40:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:40:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:40:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:40:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:40:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:40:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:40:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:40:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:40:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:40:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:40:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:40:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:40:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:40:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:40:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:40:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:40:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:40:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:40:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:40:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:40:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:40:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:40:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:40:46,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:40:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:40:46,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:46,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:40:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:40:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:40:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:40:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:40:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:40:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:40:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:40:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:40:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:40:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:40:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:40:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:40:47,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:40:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:40:47,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:40:47,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:40:47,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:40:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:40:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:40:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:40:47,072 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:40:47,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:40:47,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476532082] [2024-11-10 08:40:47,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476532082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:40:47,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:40:47,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 08:40:47,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574643232] [2024-11-10 08:40:47,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:40:47,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 08:40:47,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:40:47,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 08:40:47,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:40:47,075 INFO L87 Difference]: Start difference. First operand 7645 states and 12578 transitions. Second operand has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:47,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:40:47,534 INFO L93 Difference]: Finished difference Result 21387 states and 35219 transitions. [2024-11-10 08:40:47,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 08:40:47,535 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 432 [2024-11-10 08:40:47,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:40:47,565 INFO L225 Difference]: With dead ends: 21387 [2024-11-10 08:40:47,565 INFO L226 Difference]: Without dead ends: 13766 [2024-11-10 08:40:47,580 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 126 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 08:40:47,580 INFO L432 NwaCegarLoop]: 474 mSDtfsCounter, 892 mSDsluCounter, 1486 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 892 SdHoareTripleChecker+Valid, 1960 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 08:40:47,581 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [892 Valid, 1960 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 08:40:47,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13766 states. [2024-11-10 08:40:47,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13766 to 10133. [2024-11-10 08:40:47,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10133 states, 9848 states have (on average 1.6431762794476035) internal successors, (16182), 9863 states have internal predecessors, (16182), 254 states have call successors, (254), 30 states have call predecessors, (254), 30 states have return successors, (254), 239 states have call predecessors, (254), 254 states have call successors, (254) [2024-11-10 08:40:47,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10133 states to 10133 states and 16690 transitions. [2024-11-10 08:40:47,808 INFO L78 Accepts]: Start accepts. Automaton has 10133 states and 16690 transitions. Word has length 432 [2024-11-10 08:40:47,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:40:47,809 INFO L471 AbstractCegarLoop]: Abstraction has 10133 states and 16690 transitions. [2024-11-10 08:40:47,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:40:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 10133 states and 16690 transitions. [2024-11-10 08:40:47,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2024-11-10 08:40:47,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:40:47,820 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:47,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 08:40:47,821 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:40:47,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:40:47,821 INFO L85 PathProgramCache]: Analyzing trace with hash -709738767, now seen corresponding path program 1 times [2024-11-10 08:40:47,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:40:47,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329496331] [2024-11-10 08:40:47,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:40:47,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:41:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:41:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:41:20,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:41:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:41:20,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:41:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:41:20,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:41:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:41:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:41:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:41:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:41:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:41:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:41:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:41:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:41:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:41:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:41:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:41:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:41:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:41:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:41:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:41:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:41:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:41:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:41:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:41:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:41:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:41:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:41:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:41:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:41:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:41:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:41:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:41:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:41:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:41:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:41:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:41:20,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:41:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:41:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:41:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:41:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:41:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:41:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:41:20,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:41:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:41:20,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:41:20,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:41:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:41:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:41:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:41:20,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:41:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:41:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:41:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:41:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:41:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:41:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:41:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:41:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:41:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:20,971 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 18 proven. 162 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-10 08:41:20,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:41:20,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329496331] [2024-11-10 08:41:20,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329496331] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 08:41:20,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [948534893] [2024-11-10 08:41:20,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:41:20,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 08:41:20,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 08:41:20,974 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 08:41:20,975 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 08:41:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:21,274 INFO L255 TraceCheckSpWp]: Trace formula consists of 1102 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-10 08:41:21,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 08:41:21,683 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 3798 proven. 27 refuted. 0 times theorem prover too weak. 3495 trivial. 0 not checked. [2024-11-10 08:41:21,683 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 08:41:22,048 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 153 proven. 27 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-10 08:41:22,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [948534893] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 08:41:22,048 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 08:41:22,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 15 [2024-11-10 08:41:22,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104987915] [2024-11-10 08:41:22,048 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 08:41:22,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-10 08:41:22,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:41:22,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-10 08:41:22,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2024-11-10 08:41:22,051 INFO L87 Difference]: Start difference. First operand 10133 states and 16690 transitions. Second operand has 15 states, 15 states have (on average 14.933333333333334) internal successors, (224), 15 states have internal predecessors, (224), 6 states have call successors, (136), 3 states have call predecessors, (136), 6 states have return successors, (137), 6 states have call predecessors, (137), 6 states have call successors, (137) [2024-11-10 08:41:23,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:41:23,065 INFO L93 Difference]: Finished difference Result 14316 states and 23568 transitions. [2024-11-10 08:41:23,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-10 08:41:23,066 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 14.933333333333334) internal successors, (224), 15 states have internal predecessors, (224), 6 states have call successors, (136), 3 states have call predecessors, (136), 6 states have return successors, (137), 6 states have call predecessors, (137), 6 states have call successors, (137) Word has length 432 [2024-11-10 08:41:23,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:41:23,076 INFO L225 Difference]: With dead ends: 14316 [2024-11-10 08:41:23,076 INFO L226 Difference]: Without dead ends: 4207 [2024-11-10 08:41:23,087 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1000 GetRequests, 977 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=431, Unknown=0, NotChecked=0, Total=600 [2024-11-10 08:41:23,088 INFO L432 NwaCegarLoop]: 364 mSDtfsCounter, 1873 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 567 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1874 SdHoareTripleChecker+Valid, 1868 SdHoareTripleChecker+Invalid, 1481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 567 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-10 08:41:23,089 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1874 Valid, 1868 Invalid, 1481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [567 Valid, 914 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-10 08:41:23,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4207 states. [2024-11-10 08:41:23,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4207 to 4201. [2024-11-10 08:41:23,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4201 states, 3961 states have (on average 1.6064125220903813) internal successors, (6363), 3968 states have internal predecessors, (6363), 206 states have call successors, (206), 33 states have call predecessors, (206), 33 states have return successors, (206), 199 states have call predecessors, (206), 206 states have call successors, (206) [2024-11-10 08:41:23,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4201 states to 4201 states and 6775 transitions. [2024-11-10 08:41:23,184 INFO L78 Accepts]: Start accepts. Automaton has 4201 states and 6775 transitions. Word has length 432 [2024-11-10 08:41:23,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:41:23,185 INFO L471 AbstractCegarLoop]: Abstraction has 4201 states and 6775 transitions. [2024-11-10 08:41:23,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 14.933333333333334) internal successors, (224), 15 states have internal predecessors, (224), 6 states have call successors, (136), 3 states have call predecessors, (136), 6 states have return successors, (137), 6 states have call predecessors, (137), 6 states have call successors, (137) [2024-11-10 08:41:23,185 INFO L276 IsEmpty]: Start isEmpty. Operand 4201 states and 6775 transitions. [2024-11-10 08:41:23,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2024-11-10 08:41:23,190 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:41:23,190 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:41:23,207 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 08:41:23,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-10 08:41:23,391 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:41:23,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:41:23,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1192891314, now seen corresponding path program 1 times [2024-11-10 08:41:23,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:41:23,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482166614] [2024-11-10 08:41:23,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:41:23,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:41:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:41:23,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:41:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:41:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:41:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:41:23,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:41:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:41:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:41:23,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:41:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:41:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:41:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:41:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:41:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:41:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:41:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:41:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:41:23,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:41:23,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:41:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:41:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:41:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:41:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:41:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:41:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:41:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:41:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:41:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:41:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:41:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:41:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:41:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:41:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:41:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:41:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:41:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:41:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:41:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:41:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:41:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:41:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:41:23,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:41:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:41:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:41:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:41:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:41:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:41:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:41:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:41:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:41:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:23,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:41:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:24,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:41:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:24,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:41:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:24,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:41:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:24,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:41:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:24,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:41:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:24,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:41:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:24,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:41:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:24,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:41:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:24,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:41:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:24,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:41:24,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:24,046 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:41:24,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:41:24,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482166614] [2024-11-10 08:41:24,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482166614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:41:24,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:41:24,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:41:24,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285055055] [2024-11-10 08:41:24,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:41:24,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:41:24,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:41:24,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:41:24,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:41:24,048 INFO L87 Difference]: Start difference. First operand 4201 states and 6775 transitions. Second operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:41:24,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:41:24,522 INFO L93 Difference]: Finished difference Result 15326 states and 24911 transitions. [2024-11-10 08:41:24,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 08:41:24,523 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 433 [2024-11-10 08:41:24,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:41:24,544 INFO L225 Difference]: With dead ends: 15326 [2024-11-10 08:41:24,544 INFO L226 Difference]: Without dead ends: 11153 [2024-11-10 08:41:24,554 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 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 08:41:24,554 INFO L432 NwaCegarLoop]: 637 mSDtfsCounter, 605 mSDsluCounter, 885 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 1522 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 08:41:24,554 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [605 Valid, 1522 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 08:41:24,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11153 states. [2024-11-10 08:41:24,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11153 to 8371. [2024-11-10 08:41:24,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8371 states, 7902 states have (on average 1.6028853454821563) internal successors, (12666), 7915 states have internal predecessors, (12666), 404 states have call successors, (404), 64 states have call predecessors, (404), 64 states have return successors, (404), 391 states have call predecessors, (404), 404 states have call successors, (404) [2024-11-10 08:41:24,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8371 states to 8371 states and 13474 transitions. [2024-11-10 08:41:24,775 INFO L78 Accepts]: Start accepts. Automaton has 8371 states and 13474 transitions. Word has length 433 [2024-11-10 08:41:24,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:41:24,775 INFO L471 AbstractCegarLoop]: Abstraction has 8371 states and 13474 transitions. [2024-11-10 08:41:24,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:41:24,776 INFO L276 IsEmpty]: Start isEmpty. Operand 8371 states and 13474 transitions. [2024-11-10 08:41:24,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-11-10 08:41:24,784 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:41:24,785 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:41:24,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-10 08:41:24,785 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:41:24,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:41:24,785 INFO L85 PathProgramCache]: Analyzing trace with hash 2032704883, now seen corresponding path program 1 times [2024-11-10 08:41:24,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:41:24,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416874307] [2024-11-10 08:41:24,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:41:24,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:41:24,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:41:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:41:25,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:41:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:41:25,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:41:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:41:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:41:25,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:41:25,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:41:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:41:25,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:41:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:41:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:41:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:41:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:41:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:41:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:41:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:41:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:41:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:41:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:41:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:41:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:41:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:41:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:41:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:41:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:41:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:41:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:41:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:41:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:41:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:41:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:41:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:41:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:41:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:41:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:41:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:41:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:41:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:41:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:41:25,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:41:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:41:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:41:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:41:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:41:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:41:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:41:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:41:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:41:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:41:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:41:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:41:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:41:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:41:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:41:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:41:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:41:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:41:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:41:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:41:25,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:25,832 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:41:25,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:41:25,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416874307] [2024-11-10 08:41:25,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416874307] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:41:25,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:41:25,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 08:41:25,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652119562] [2024-11-10 08:41:25,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:41:25,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 08:41:25,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:41:25,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 08:41:25,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:41:25,834 INFO L87 Difference]: Start difference. First operand 8371 states and 13474 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:41:26,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:41:26,528 INFO L93 Difference]: Finished difference Result 32819 states and 53272 transitions. [2024-11-10 08:41:26,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 08:41:26,528 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 434 [2024-11-10 08:41:26,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:41:26,583 INFO L225 Difference]: With dead ends: 32819 [2024-11-10 08:41:26,583 INFO L226 Difference]: Without dead ends: 24476 [2024-11-10 08:41:26,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-10 08:41:26,601 INFO L432 NwaCegarLoop]: 659 mSDtfsCounter, 880 mSDsluCounter, 1224 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 880 SdHoareTripleChecker+Valid, 1883 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 08:41:26,601 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [880 Valid, 1883 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 08:41:26,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24476 states. [2024-11-10 08:41:27,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24476 to 18650. [2024-11-10 08:41:27,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18650 states, 17999 states have (on average 1.618478804378021) internal successors, (29131), 18035 states have internal predecessors, (29131), 556 states have call successors, (556), 94 states have call predecessors, (556), 94 states have return successors, (556), 520 states have call predecessors, (556), 556 states have call successors, (556) [2024-11-10 08:41:27,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18650 states to 18650 states and 30243 transitions. [2024-11-10 08:41:27,079 INFO L78 Accepts]: Start accepts. Automaton has 18650 states and 30243 transitions. Word has length 434 [2024-11-10 08:41:27,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:41:27,080 INFO L471 AbstractCegarLoop]: Abstraction has 18650 states and 30243 transitions. [2024-11-10 08:41:27,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:41:27,080 INFO L276 IsEmpty]: Start isEmpty. Operand 18650 states and 30243 transitions. [2024-11-10 08:41:27,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-11-10 08:41:27,099 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:41:27,099 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:41:27,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-10 08:41:27,099 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:41:27,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:41:27,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1493092398, now seen corresponding path program 1 times [2024-11-10 08:41:27,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:41:27,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823841633] [2024-11-10 08:41:27,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:41:27,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:41:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:41:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:41:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:41:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:41:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:41:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:41:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:41:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:41:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:41:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:41:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:41:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:41:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:41:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:41:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:41:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:41:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:41:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:41:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:41:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:41:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:41:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:41:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:41:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:41:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:41:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:41:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:41:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:41:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:41:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:41:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:41:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:41:27,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:41:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:41:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:41:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:41:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:41:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:41:27,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:41:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:41:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:41:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:41:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:41:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:41:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:41:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:41:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:41:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:41:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:41:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:41:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:41:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:41:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:41:27,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:41:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:41:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:41:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:41:27,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:41:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:41:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:41:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:41:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:27,880 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:41:27,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:41:27,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823841633] [2024-11-10 08:41:27,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823841633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:41:27,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:41:27,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:41:27,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357997812] [2024-11-10 08:41:27,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:41:27,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:41:27,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:41:27,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:41:27,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:41:27,882 INFO L87 Difference]: Start difference. First operand 18650 states and 30243 transitions. Second operand has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:41:28,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:41:28,323 INFO L93 Difference]: Finished difference Result 49216 states and 79725 transitions. [2024-11-10 08:41:28,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 08:41:28,324 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 434 [2024-11-10 08:41:28,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:41:28,380 INFO L225 Difference]: With dead ends: 49216 [2024-11-10 08:41:28,381 INFO L226 Difference]: Without dead ends: 30569 [2024-11-10 08:41:28,410 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:41:28,410 INFO L432 NwaCegarLoop]: 501 mSDtfsCounter, 460 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 460 SdHoareTripleChecker+Valid, 1155 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 08:41:28,411 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [460 Valid, 1155 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 08:41:28,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30569 states. [2024-11-10 08:41:28,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30569 to 14218. [2024-11-10 08:41:28,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14218 states, 13655 states have (on average 1.610765287440498) internal successors, (21995), 13675 states have internal predecessors, (21995), 460 states have call successors, (460), 102 states have call predecessors, (460), 102 states have return successors, (460), 440 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-10 08:41:28,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14218 states to 14218 states and 22915 transitions. [2024-11-10 08:41:28,891 INFO L78 Accepts]: Start accepts. Automaton has 14218 states and 22915 transitions. Word has length 434 [2024-11-10 08:41:28,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:41:28,892 INFO L471 AbstractCegarLoop]: Abstraction has 14218 states and 22915 transitions. [2024-11-10 08:41:28,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:41:28,892 INFO L276 IsEmpty]: Start isEmpty. Operand 14218 states and 22915 transitions. [2024-11-10 08:41:28,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-11-10 08:41:28,904 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:41:28,904 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:41:28,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-10 08:41:28,904 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:41:28,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:41:28,904 INFO L85 PathProgramCache]: Analyzing trace with hash -467600399, now seen corresponding path program 1 times [2024-11-10 08:41:28,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:41:28,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685142243] [2024-11-10 08:41:28,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:41:28,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:41:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:41:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:41:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:41:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:41:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:41:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:41:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:41:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:41:30,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:41:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:41:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:41:30,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:41:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:41:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:41:30,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:41:30,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:41:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:41:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:41:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:41:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:41:30,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:41:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:41:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:41:30,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:41:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:41:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:41:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:41:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:41:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:41:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:41:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:41:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:41:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:41:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:41:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:41:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:41:30,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:41:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:41:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:41:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:41:30,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:41:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:41:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:41:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:41:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:41:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:41:30,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:41:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:41:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:41:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:41:30,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:41:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:41:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:41:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:41:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:41:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:41:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:41:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:41:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:41:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:41:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:41:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,344 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 24 proven. 156 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-10 08:41:30,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:41:30,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685142243] [2024-11-10 08:41:30,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685142243] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 08:41:30,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2055194780] [2024-11-10 08:41:30,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:41:30,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 08:41:30,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 08:41:30,346 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 08:41:30,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-10 08:41:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:30,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 1103 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-10 08:41:30,649 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 08:41:31,107 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 1740 proven. 156 refuted. 0 times theorem prover too weak. 5424 trivial. 0 not checked. [2024-11-10 08:41:31,107 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 08:41:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 24 proven. 156 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-10 08:41:31,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2055194780] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 08:41:31,465 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 08:41:31,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-10 08:41:31,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237976903] [2024-11-10 08:41:31,466 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 08:41:31,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-10 08:41:31,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:41:31,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-10 08:41:31,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-10 08:41:31,469 INFO L87 Difference]: Start difference. First operand 14218 states and 22915 transitions. Second operand has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 2 states have call successors, (113), 2 states have call predecessors, (113), 4 states have return successors, (114), 2 states have call predecessors, (114), 2 states have call successors, (114) [2024-11-10 08:41:32,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:41:32,023 INFO L93 Difference]: Finished difference Result 23194 states and 37329 transitions. [2024-11-10 08:41:32,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-10 08:41:32,024 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 2 states have call successors, (113), 2 states have call predecessors, (113), 4 states have return successors, (114), 2 states have call predecessors, (114), 2 states have call successors, (114) Word has length 434 [2024-11-10 08:41:32,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:41:32,048 INFO L225 Difference]: With dead ends: 23194 [2024-11-10 08:41:32,048 INFO L226 Difference]: Without dead ends: 8979 [2024-11-10 08:41:32,062 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 995 GetRequests, 986 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-10 08:41:32,063 INFO L432 NwaCegarLoop]: 375 mSDtfsCounter, 565 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 382 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 573 SdHoareTripleChecker+Valid, 1001 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 08:41:32,063 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [573 Valid, 1001 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 382 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 08:41:32,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8979 states. [2024-11-10 08:41:32,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8979 to 8967. [2024-11-10 08:41:32,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8967 states, 8465 states have (on average 1.576018901358535) internal successors, (13341), 8478 states have internal predecessors, (13341), 404 states have call successors, (404), 97 states have call predecessors, (404), 97 states have return successors, (404), 391 states have call predecessors, (404), 404 states have call successors, (404) [2024-11-10 08:41:32,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8967 states to 8967 states and 14149 transitions. [2024-11-10 08:41:32,295 INFO L78 Accepts]: Start accepts. Automaton has 8967 states and 14149 transitions. Word has length 434 [2024-11-10 08:41:32,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:41:32,296 INFO L471 AbstractCegarLoop]: Abstraction has 8967 states and 14149 transitions. [2024-11-10 08:41:32,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 2 states have call successors, (113), 2 states have call predecessors, (113), 4 states have return successors, (114), 2 states have call predecessors, (114), 2 states have call successors, (114) [2024-11-10 08:41:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 8967 states and 14149 transitions. [2024-11-10 08:41:32,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-11-10 08:41:32,306 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:41:32,306 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:41:32,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-10 08:41:32,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-10 08:41:32,507 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:41:32,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:41:32,508 INFO L85 PathProgramCache]: Analyzing trace with hash -585379288, now seen corresponding path program 1 times [2024-11-10 08:41:32,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:41:32,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289714010] [2024-11-10 08:41:32,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:41:32,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:41:32,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:41:34,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:41:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:41:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:41:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:41:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:41:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:41:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:41:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:41:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:41:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:41:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:41:34,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:41:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:41:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:41:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:41:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:41:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:41:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:41:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:41:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:41:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:41:34,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:41:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:41:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:41:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:41:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:41:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:41:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:41:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:41:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:41:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:41:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:41:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:41:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:41:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:41:34,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:41:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:41:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:41:34,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:41:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:41:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:41:34,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:41:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:41:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:41:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:41:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:41:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:41:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:41:34,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:41:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:41:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:41:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:41:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:41:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:41:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:41:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:41:34,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:41:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:41:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:41:34,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:41:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:34,298 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:41:34,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:41:34,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289714010] [2024-11-10 08:41:34,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289714010] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:41:34,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:41:34,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-10 08:41:34,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113687551] [2024-11-10 08:41:34,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:41:34,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-10 08:41:34,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:41:34,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-10 08:41:34,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-10 08:41:34,300 INFO L87 Difference]: Start difference. First operand 8967 states and 14149 transitions. Second operand has 8 states, 8 states have (on average 16.5) internal successors, (132), 8 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:41:35,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:41:35,578 INFO L93 Difference]: Finished difference Result 23305 states and 36943 transitions. [2024-11-10 08:41:35,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-10 08:41:35,579 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.5) internal successors, (132), 8 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 434 [2024-11-10 08:41:35,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:41:35,608 INFO L225 Difference]: With dead ends: 23305 [2024-11-10 08:41:35,609 INFO L226 Difference]: Without dead ends: 14370 [2024-11-10 08:41:35,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2024-11-10 08:41:35,623 INFO L432 NwaCegarLoop]: 628 mSDtfsCounter, 1701 mSDsluCounter, 2939 mSDsCounter, 0 mSdLazyCounter, 672 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1701 SdHoareTripleChecker+Valid, 3567 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-10 08:41:35,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1701 Valid, 3567 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 672 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-10 08:41:35,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14370 states. [2024-11-10 08:41:35,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14370 to 10922. [2024-11-10 08:41:35,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10922 states, 10387 states have (on average 1.5899682295176663) internal successors, (16515), 10403 states have internal predecessors, (16515), 428 states have call successors, (428), 106 states have call predecessors, (428), 106 states have return successors, (428), 412 states have call predecessors, (428), 428 states have call successors, (428) [2024-11-10 08:41:35,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10922 states to 10922 states and 17371 transitions. [2024-11-10 08:41:35,891 INFO L78 Accepts]: Start accepts. Automaton has 10922 states and 17371 transitions. Word has length 434 [2024-11-10 08:41:35,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:41:35,892 INFO L471 AbstractCegarLoop]: Abstraction has 10922 states and 17371 transitions. [2024-11-10 08:41:35,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.5) internal successors, (132), 8 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:41:35,892 INFO L276 IsEmpty]: Start isEmpty. Operand 10922 states and 17371 transitions. [2024-11-10 08:41:35,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-11-10 08:41:35,900 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:41:35,900 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:41:35,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-10 08:41:35,900 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:41:35,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:41:35,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1140101609, now seen corresponding path program 1 times [2024-11-10 08:41:35,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:41:35,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948493444] [2024-11-10 08:41:35,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:41:35,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:41:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:41:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:41:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:41:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:41:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:41:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:41:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:41:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:41:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:41:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:41:36,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:41:36,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:41:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:41:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:41:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:41:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:41:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:41:36,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:41:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:41:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:41:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:41:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:41:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:41:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:41:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:41:36,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:41:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:41:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:41:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:41:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:41:36,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:41:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:41:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:41:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:41:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:41:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:41:36,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:41:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:41:36,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:41:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:41:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:41:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:41:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:41:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:41:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:41:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:41:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:41:36,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:41:36,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:41:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:41:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:41:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:41:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:41:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:41:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:41:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:41:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:41:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:41:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:41:36,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:41:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:41:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:36,945 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2024-11-10 08:41:36,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:41:36,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948493444] [2024-11-10 08:41:36,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948493444] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:41:36,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:41:36,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 08:41:36,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643286841] [2024-11-10 08:41:36,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:41:36,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 08:41:36,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:41:36,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 08:41:36,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:41:36,948 INFO L87 Difference]: Start difference. First operand 10922 states and 17371 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:41:37,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:41:38,000 INFO L93 Difference]: Finished difference Result 34666 states and 54777 transitions. [2024-11-10 08:41:38,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 08:41:38,000 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 434 [2024-11-10 08:41:38,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:41:38,045 INFO L225 Difference]: With dead ends: 34666 [2024-11-10 08:41:38,045 INFO L226 Difference]: Without dead ends: 23747 [2024-11-10 08:41:38,063 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-10 08:41:38,064 INFO L432 NwaCegarLoop]: 750 mSDtfsCounter, 1111 mSDsluCounter, 1232 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 1982 SdHoareTripleChecker+Invalid, 495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-10 08:41:38,064 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1111 Valid, 1982 Invalid, 495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-10 08:41:38,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23747 states. [2024-11-10 08:41:38,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23747 to 22910. [2024-11-10 08:41:38,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22910 states, 21569 states have (on average 1.5774954796235339) internal successors, (34025), 21609 states have internal predecessors, (34025), 1074 states have call successors, (1074), 266 states have call predecessors, (1074), 266 states have return successors, (1074), 1034 states have call predecessors, (1074), 1074 states have call successors, (1074) [2024-11-10 08:41:38,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22910 states to 22910 states and 36173 transitions. [2024-11-10 08:41:38,751 INFO L78 Accepts]: Start accepts. Automaton has 22910 states and 36173 transitions. Word has length 434 [2024-11-10 08:41:38,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:41:38,751 INFO L471 AbstractCegarLoop]: Abstraction has 22910 states and 36173 transitions. [2024-11-10 08:41:38,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (61), 1 states have call predecessors, (61), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2024-11-10 08:41:38,752 INFO L276 IsEmpty]: Start isEmpty. Operand 22910 states and 36173 transitions. [2024-11-10 08:41:38,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2024-11-10 08:41:38,765 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:41:38,766 INFO L215 NwaCegarLoop]: trace histogram [61, 61, 61, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:41:38,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-10 08:41:38,766 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:41:38,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:41:38,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1691674041, now seen corresponding path program 1 times [2024-11-10 08:41:38,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:41:38,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034360994] [2024-11-10 08:41:38,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:41:38,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:41:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:41:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 08:41:42,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 08:41:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 08:41:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-10 08:41:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-10 08:41:42,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 08:41:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-10 08:41:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-10 08:41:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-10 08:41:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-10 08:41:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-10 08:41:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-10 08:41:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-10 08:41:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-10 08:41:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:41:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:41:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 08:41:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 08:41:42,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-10 08:41:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 08:41:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 08:41:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 08:41:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 08:41:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 08:41:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 08:41:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 08:41:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 08:41:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 08:41:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 08:41:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-10 08:41:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-10 08:41:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-10 08:41:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 08:41:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-10 08:41:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 08:41:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-10 08:41:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 08:41:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-10 08:41:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 08:41:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 08:41:42,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 08:41:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-10 08:41:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 08:41:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-10 08:41:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 08:41:42,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-10 08:41:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 08:41:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-10 08:41:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-10 08:41:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:41:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:41:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:41:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:41:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:41:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:41:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:41:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:41:42,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:41:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:41:42,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-10 08:41:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,646 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 36 proven. 144 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-10 08:41:42,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:41:42,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034360994] [2024-11-10 08:41:42,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034360994] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-10 08:41:42,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168539118] [2024-11-10 08:41:42,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:41:42,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 08:41:42,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 08:41:42,649 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 08:41:42,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-10 08:41:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:41:42,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-10 08:41:42,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 08:41:43,496 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 2388 proven. 144 refuted. 0 times theorem prover too weak. 4788 trivial. 0 not checked. [2024-11-10 08:41:43,497 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-10 08:41:44,077 INFO L134 CoverageAnalysis]: Checked inductivity of 7320 backedges. 36 proven. 144 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2024-11-10 08:41:44,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1168539118] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-10 08:41:44,077 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-10 08:41:44,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 9] total 16 [2024-11-10 08:41:44,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467032800] [2024-11-10 08:41:44,078 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-10 08:41:44,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-10 08:41:44,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:41:44,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-10 08:41:44,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2024-11-10 08:41:44,081 INFO L87 Difference]: Start difference. First operand 22910 states and 36173 transitions. Second operand has 16 states, 16 states have (on average 10.6875) internal successors, (171), 16 states have internal predecessors, (171), 2 states have call successors, (109), 2 states have call predecessors, (109), 4 states have return successors, (110), 2 states have call predecessors, (110), 2 states have call successors, (110)