./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-44.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f 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-44.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 220ce7b7c26744c9904e5fd461259f8f4f4bb30e1410a3523238b4cddd16ae20 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 06:38:57,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 06:38:57,109 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-12 06:38:57,117 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 06:38:57,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 06:38:57,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 06:38:57,161 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 06:38:57,161 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 06:38:57,162 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 06:38:57,163 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 06:38:57,164 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 06:38:57,165 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 06:38:57,166 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 06:38:57,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 06:38:57,166 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 06:38:57,167 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 06:38:57,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 06:38:57,170 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 06:38:57,171 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 06:38:57,171 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 06:38:57,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 06:38:57,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 06:38:57,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 06:38:57,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 06:38:57,173 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 06:38:57,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 06:38:57,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 06:38:57,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 06:38:57,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 06:38:57,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 06:38:57,176 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 06:38:57,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 06:38:57,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 06:38:57,177 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 06:38:57,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 06:38:57,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 06:38:57,178 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 06:38:57,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 06:38:57,178 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 06:38:57,178 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 06:38:57,179 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 06:38:57,179 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 06:38:57,179 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 220ce7b7c26744c9904e5fd461259f8f4f4bb30e1410a3523238b4cddd16ae20 [2024-11-12 06:38:57,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 06:38:57,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 06:38:57,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 06:38:57,527 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 06:38:57,528 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 06:38:57,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-44.i [2024-11-12 06:38:59,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 06:38:59,588 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 06:38:59,588 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-44.i [2024-11-12 06:38:59,621 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/363e8488a/4fd97a0d9bed4d4f81b355a1fc1e8609/FLAG78f3ea0fa [2024-11-12 06:38:59,815 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/363e8488a/4fd97a0d9bed4d4f81b355a1fc1e8609 [2024-11-12 06:38:59,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 06:38:59,821 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 06:38:59,823 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 06:38:59,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 06:38:59,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 06:38:59,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:38:59" (1/1) ... [2024-11-12 06:38:59,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d766337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:38:59, skipping insertion in model container [2024-11-12 06:38:59,834 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:38:59" (1/1) ... [2024-11-12 06:38:59,892 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 06:39:00,196 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-44.i[916,929] [2024-11-12 06:39:00,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 06:39:00,510 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 06:39:00,522 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-44.i[916,929] [2024-11-12 06:39:00,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 06:39:00,691 INFO L204 MainTranslator]: Completed translation [2024-11-12 06:39:00,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00 WrapperNode [2024-11-12 06:39:00,695 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 06:39:00,696 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 06:39:00,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 06:39:00,697 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 06:39:00,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:00,738 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:00,863 INFO L138 Inliner]: procedures = 26, calls = 64, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 772 [2024-11-12 06:39:00,864 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 06:39:00,866 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 06:39:00,866 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 06:39:00,866 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 06:39:00,878 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:00,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:00,910 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:00,972 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]. [2024-11-12 06:39:00,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:00,973 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:01,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:01,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:01,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:01,061 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:01,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 06:39:01,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 06:39:01,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 06:39:01,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 06:39:01,083 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (1/1) ... [2024-11-12 06:39:01,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 06:39:01,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 06:39:01,123 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) [2024-11-12 06:39:01,129 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 [2024-11-12 06:39:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 06:39:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 06:39:01,175 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 06:39:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 06:39:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 06:39:01,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 06:39:01,332 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 06:39:01,337 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 06:39:02,848 INFO L? ?]: Removed 99 outVars from TransFormulas that were not future-live. [2024-11-12 06:39:02,848 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 06:39:02,880 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 06:39:02,882 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 06:39:02,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:39:02 BoogieIcfgContainer [2024-11-12 06:39:02,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 06:39:02,887 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 06:39:02,888 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 06:39:02,891 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 06:39:02,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 06:38:59" (1/3) ... [2024-11-12 06:39:02,892 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6663880a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:39:02, skipping insertion in model container [2024-11-12 06:39:02,893 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:39:00" (2/3) ... [2024-11-12 06:39:02,894 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6663880a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:39:02, skipping insertion in model container [2024-11-12 06:39:02,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:39:02" (3/3) ... [2024-11-12 06:39:02,896 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-44.i [2024-11-12 06:39:02,915 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 06:39:02,915 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 06:39:03,003 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 06:39:03,012 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;@256af1f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 06:39:03,014 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 06:39:03,022 INFO L276 IsEmpty]: Start isEmpty. Operand has 289 states, 235 states have (on average 1.574468085106383) internal successors, (370), 236 states have internal predecessors, (370), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2024-11-12 06:39:03,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2024-11-12 06:39:03,048 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:03,051 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:03,052 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:03,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:03,061 INFO L85 PathProgramCache]: Analyzing trace with hash 635257499, now seen corresponding path program 1 times [2024-11-12 06:39:03,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:03,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277316215] [2024-11-12 06:39:03,073 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:03,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:03,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:04,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,216 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:04,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:04,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277316215] [2024-11-12 06:39:04,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277316215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:04,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:04,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 06:39:04,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282361903] [2024-11-12 06:39:04,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:04,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-12 06:39:04,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:04,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-12 06:39:04,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 06:39:04,272 INFO L87 Difference]: Start difference. First operand has 289 states, 235 states have (on average 1.574468085106383) internal successors, (370), 236 states have internal predecessors, (370), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) Second operand has 2 states, 2 states have (on average 60.5) internal successors, (121), 2 states have internal predecessors, (121), 2 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 2 states have call successors, (51) [2024-11-12 06:39:04,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:04,357 INFO L93 Difference]: Finished difference Result 563 states and 976 transitions. [2024-11-12 06:39:04,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-12 06:39:04,362 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 60.5) internal successors, (121), 2 states have internal predecessors, (121), 2 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 2 states have call successors, (51) Word has length 373 [2024-11-12 06:39:04,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:04,374 INFO L225 Difference]: With dead ends: 563 [2024-11-12 06:39:04,374 INFO L226 Difference]: Without dead ends: 277 [2024-11-12 06:39:04,382 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-12 06:39:04,387 INFO L435 NwaCegarLoop]: 450 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:04,391 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 450 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-12 06:39:04,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2024-11-12 06:39:04,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 277. [2024-11-12 06:39:04,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 224 states have (on average 1.5535714285714286) internal successors, (348), 224 states have internal predecessors, (348), 51 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2024-11-12 06:39:04,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 450 transitions. [2024-11-12 06:39:04,492 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 450 transitions. Word has length 373 [2024-11-12 06:39:04,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:04,497 INFO L471 AbstractCegarLoop]: Abstraction has 277 states and 450 transitions. [2024-11-12 06:39:04,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 60.5) internal successors, (121), 2 states have internal predecessors, (121), 2 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 2 states have call successors, (51) [2024-11-12 06:39:04,497 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 450 transitions. [2024-11-12 06:39:04,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2024-11-12 06:39:04,514 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:04,515 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:04,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 06:39:04,515 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:04,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:04,518 INFO L85 PathProgramCache]: Analyzing trace with hash -229126947, now seen corresponding path program 1 times [2024-11-12 06:39:04,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:04,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053946936] [2024-11-12 06:39:04,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:04,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:04,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:05,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:05,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:05,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:05,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:05,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:05,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:05,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,331 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:05,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:05,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053946936] [2024-11-12 06:39:05,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053946936] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:05,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:05,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:39:05,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821488367] [2024-11-12 06:39:05,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:05,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:39:05,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:05,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:39:05,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:05,339 INFO L87 Difference]: Start difference. First operand 277 states and 450 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:05,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:05,579 INFO L93 Difference]: Finished difference Result 756 states and 1228 transitions. [2024-11-12 06:39:05,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:39:05,580 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 373 [2024-11-12 06:39:05,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:05,589 INFO L225 Difference]: With dead ends: 756 [2024-11-12 06:39:05,589 INFO L226 Difference]: Without dead ends: 482 [2024-11-12 06:39:05,593 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:05,595 INFO L435 NwaCegarLoop]: 472 mSDtfsCounter, 328 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 896 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:05,596 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 896 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 06:39:05,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2024-11-12 06:39:05,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 479. [2024-11-12 06:39:05,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 414 states have (on average 1.5748792270531402) internal successors, (652), 415 states have internal predecessors, (652), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-12 06:39:05,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 776 transitions. [2024-11-12 06:39:05,673 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 776 transitions. Word has length 373 [2024-11-12 06:39:05,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:05,675 INFO L471 AbstractCegarLoop]: Abstraction has 479 states and 776 transitions. [2024-11-12 06:39:05,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:05,675 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 776 transitions. [2024-11-12 06:39:05,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2024-11-12 06:39:05,682 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:05,682 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:05,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 06:39:05,683 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:05,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:05,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1888592091, now seen corresponding path program 1 times [2024-11-12 06:39:05,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:05,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221601030] [2024-11-12 06:39:05,684 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:05,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:05,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:06,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:06,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:06,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,247 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:06,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:06,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221601030] [2024-11-12 06:39:06,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221601030] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:06,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:06,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:39:06,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689661707] [2024-11-12 06:39:06,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:06,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:39:06,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:06,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:39:06,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:06,252 INFO L87 Difference]: Start difference. First operand 479 states and 776 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:06,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:06,373 INFO L93 Difference]: Finished difference Result 1429 states and 2318 transitions. [2024-11-12 06:39:06,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:39:06,375 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 373 [2024-11-12 06:39:06,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:06,384 INFO L225 Difference]: With dead ends: 1429 [2024-11-12 06:39:06,385 INFO L226 Difference]: Without dead ends: 953 [2024-11-12 06:39:06,387 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:06,389 INFO L435 NwaCegarLoop]: 634 mSDtfsCounter, 440 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 1073 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:06,390 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [440 Valid, 1073 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:39:06,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2024-11-12 06:39:06,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 517. [2024-11-12 06:39:06,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 517 states, 452 states have (on average 1.5685840707964602) internal successors, (709), 453 states have internal predecessors, (709), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-12 06:39:06,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 833 transitions. [2024-11-12 06:39:06,461 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 833 transitions. Word has length 373 [2024-11-12 06:39:06,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:06,463 INFO L471 AbstractCegarLoop]: Abstraction has 517 states and 833 transitions. [2024-11-12 06:39:06,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:06,465 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 833 transitions. [2024-11-12 06:39:06,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2024-11-12 06:39:06,472 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:06,472 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:06,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 06:39:06,473 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:06,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:06,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1066965983, now seen corresponding path program 1 times [2024-11-12 06:39:06,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:06,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365260019] [2024-11-12 06:39:06,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:06,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:06,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:06,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:06,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:06,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:06,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:06,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:06,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:06,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:06,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:06,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,009 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:07,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:07,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365260019] [2024-11-12 06:39:07,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365260019] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:07,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:07,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:39:07,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403583998] [2024-11-12 06:39:07,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:07,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:39:07,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:07,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:39:07,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:07,013 INFO L87 Difference]: Start difference. First operand 517 states and 833 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:07,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:07,119 INFO L93 Difference]: Finished difference Result 1505 states and 2427 transitions. [2024-11-12 06:39:07,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:39:07,122 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 373 [2024-11-12 06:39:07,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:07,130 INFO L225 Difference]: With dead ends: 1505 [2024-11-12 06:39:07,130 INFO L226 Difference]: Without dead ends: 991 [2024-11-12 06:39:07,133 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:07,134 INFO L435 NwaCegarLoop]: 447 mSDtfsCounter, 417 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:07,134 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [417 Valid, 886 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:39:07,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2024-11-12 06:39:07,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 525. [2024-11-12 06:39:07,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 525 states, 460 states have (on average 1.567391304347826) internal successors, (721), 461 states have internal predecessors, (721), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-12 06:39:07,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 845 transitions. [2024-11-12 06:39:07,180 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 845 transitions. Word has length 373 [2024-11-12 06:39:07,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:07,181 INFO L471 AbstractCegarLoop]: Abstraction has 525 states and 845 transitions. [2024-11-12 06:39:07,182 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:07,182 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 845 transitions. [2024-11-12 06:39:07,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2024-11-12 06:39:07,189 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:07,189 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:07,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 06:39:07,190 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:07,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:07,191 INFO L85 PathProgramCache]: Analyzing trace with hash -818819489, now seen corresponding path program 1 times [2024-11-12 06:39:07,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:07,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972694667] [2024-11-12 06:39:07,191 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:07,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:07,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:07,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:07,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:07,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:07,732 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:07,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:07,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972694667] [2024-11-12 06:39:07,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972694667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:07,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:07,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:39:07,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747526262] [2024-11-12 06:39:07,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:07,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:39:07,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:07,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:39:07,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:07,735 INFO L87 Difference]: Start difference. First operand 525 states and 845 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:07,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:07,923 INFO L93 Difference]: Finished difference Result 1557 states and 2505 transitions. [2024-11-12 06:39:07,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:39:07,923 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 373 [2024-11-12 06:39:07,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:07,932 INFO L225 Difference]: With dead ends: 1557 [2024-11-12 06:39:07,933 INFO L226 Difference]: Without dead ends: 1035 [2024-11-12 06:39:07,935 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:07,936 INFO L435 NwaCegarLoop]: 729 mSDtfsCounter, 422 mSDsluCounter, 430 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 422 SdHoareTripleChecker+Valid, 1159 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:07,936 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [422 Valid, 1159 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:39:07,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1035 states. [2024-11-12 06:39:07,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1035 to 623. [2024-11-12 06:39:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 623 states, 558 states have (on average 1.5949820788530467) internal successors, (890), 559 states have internal predecessors, (890), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-12 06:39:07,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 1014 transitions. [2024-11-12 06:39:07,982 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 1014 transitions. Word has length 373 [2024-11-12 06:39:07,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:07,983 INFO L471 AbstractCegarLoop]: Abstraction has 623 states and 1014 transitions. [2024-11-12 06:39:07,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:07,984 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1014 transitions. [2024-11-12 06:39:07,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2024-11-12 06:39:07,990 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:07,990 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:07,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 06:39:07,991 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:07,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:07,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1213186275, now seen corresponding path program 1 times [2024-11-12 06:39:07,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:07,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887135180] [2024-11-12 06:39:07,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:07,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:08,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:08,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:08,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:08,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:08,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:08,490 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:08,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:08,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887135180] [2024-11-12 06:39:08,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887135180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:08,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:08,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:39:08,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327157308] [2024-11-12 06:39:08,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:08,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:39:08,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:08,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:39:08,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:08,495 INFO L87 Difference]: Start difference. First operand 623 states and 1014 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:08,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:08,626 INFO L93 Difference]: Finished difference Result 1655 states and 2668 transitions. [2024-11-12 06:39:08,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:39:08,627 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 373 [2024-11-12 06:39:08,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:08,635 INFO L225 Difference]: With dead ends: 1655 [2024-11-12 06:39:08,635 INFO L226 Difference]: Without dead ends: 1035 [2024-11-12 06:39:08,638 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:08,640 INFO L435 NwaCegarLoop]: 583 mSDtfsCounter, 426 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 426 SdHoareTripleChecker+Valid, 1005 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:08,642 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 1005 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:39:08,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1035 states. [2024-11-12 06:39:08,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1035 to 623. [2024-11-12 06:39:08,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 623 states, 558 states have (on average 1.5842293906810037) internal successors, (884), 559 states have internal predecessors, (884), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-12 06:39:08,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 1008 transitions. [2024-11-12 06:39:08,692 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 1008 transitions. Word has length 373 [2024-11-12 06:39:08,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:08,694 INFO L471 AbstractCegarLoop]: Abstraction has 623 states and 1008 transitions. [2024-11-12 06:39:08,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:08,695 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1008 transitions. [2024-11-12 06:39:08,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2024-11-12 06:39:08,702 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:08,702 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:08,702 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 06:39:08,703 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:08,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:08,704 INFO L85 PathProgramCache]: Analyzing trace with hash -2137981204, now seen corresponding path program 1 times [2024-11-12 06:39:08,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:08,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129349200] [2024-11-12 06:39:08,704 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:08,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:08,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:09,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:09,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:09,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:09,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:09,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:09,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:09,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:09,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:09,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:09,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:09,784 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:09,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:09,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129349200] [2024-11-12 06:39:09,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129349200] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:09,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:09,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:39:09,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634522430] [2024-11-12 06:39:09,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:09,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:39:09,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:09,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:39:09,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:09,787 INFO L87 Difference]: Start difference. First operand 623 states and 1008 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:09,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:09,881 INFO L93 Difference]: Finished difference Result 1863 states and 3018 transitions. [2024-11-12 06:39:09,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:39:09,882 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 374 [2024-11-12 06:39:09,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:09,889 INFO L225 Difference]: With dead ends: 1863 [2024-11-12 06:39:09,889 INFO L226 Difference]: Without dead ends: 1243 [2024-11-12 06:39:09,891 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:09,892 INFO L435 NwaCegarLoop]: 444 mSDtfsCounter, 383 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 881 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:09,892 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 881 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:39:09,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1243 states. [2024-11-12 06:39:09,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1243 to 1241. [2024-11-12 06:39:09,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1241 states, 1112 states have (on average 1.5827338129496402) internal successors, (1760), 1114 states have internal predecessors, (1760), 124 states have call successors, (124), 4 states have call predecessors, (124), 4 states have return successors, (124), 122 states have call predecessors, (124), 124 states have call successors, (124) [2024-11-12 06:39:09,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 2008 transitions. [2024-11-12 06:39:09,957 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 2008 transitions. Word has length 374 [2024-11-12 06:39:09,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:09,958 INFO L471 AbstractCegarLoop]: Abstraction has 1241 states and 2008 transitions. [2024-11-12 06:39:09,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:09,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2008 transitions. [2024-11-12 06:39:09,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2024-11-12 06:39:09,966 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:09,967 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:09,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 06:39:09,967 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:09,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:09,968 INFO L85 PathProgramCache]: Analyzing trace with hash 568638190, now seen corresponding path program 1 times [2024-11-12 06:39:09,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:09,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313350486] [2024-11-12 06:39:09,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:09,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:11,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:11,688 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:11,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:11,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313350486] [2024-11-12 06:39:11,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313350486] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:11,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:11,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-12 06:39:11,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249887520] [2024-11-12 06:39:11,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:11,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 06:39:11,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:11,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 06:39:11,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-12 06:39:11,693 INFO L87 Difference]: Start difference. First operand 1241 states and 2008 transitions. Second operand has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:12,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:12,362 INFO L93 Difference]: Finished difference Result 3570 states and 5787 transitions. [2024-11-12 06:39:12,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 06:39:12,365 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 374 [2024-11-12 06:39:12,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:12,378 INFO L225 Difference]: With dead ends: 3570 [2024-11-12 06:39:12,378 INFO L226 Difference]: Without dead ends: 2332 [2024-11-12 06:39:12,383 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-12 06:39:12,384 INFO L435 NwaCegarLoop]: 436 mSDtfsCounter, 389 mSDsluCounter, 1618 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 389 SdHoareTripleChecker+Valid, 2054 SdHoareTripleChecker+Invalid, 341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:12,385 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [389 Valid, 2054 Invalid, 341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 06:39:12,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2332 states. [2024-11-12 06:39:12,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2332 to 1398. [2024-11-12 06:39:12,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1398 states, 1217 states have (on average 1.5735414954806901) internal successors, (1915), 1219 states have internal predecessors, (1915), 175 states have call successors, (175), 5 states have call predecessors, (175), 5 states have return successors, (175), 173 states have call predecessors, (175), 175 states have call successors, (175) [2024-11-12 06:39:12,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1398 states and 2265 transitions. [2024-11-12 06:39:12,474 INFO L78 Accepts]: Start accepts. Automaton has 1398 states and 2265 transitions. Word has length 374 [2024-11-12 06:39:12,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:12,475 INFO L471 AbstractCegarLoop]: Abstraction has 1398 states and 2265 transitions. [2024-11-12 06:39:12,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:12,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 2265 transitions. [2024-11-12 06:39:12,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2024-11-12 06:39:12,483 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:12,483 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:12,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 06:39:12,483 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:12,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:12,484 INFO L85 PathProgramCache]: Analyzing trace with hash 645538988, now seen corresponding path program 1 times [2024-11-12 06:39:12,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:12,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049144411] [2024-11-12 06:39:12,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:12,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:13,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:13,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:13,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:13,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:13,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:13,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:13,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:13,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:13,991 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:13,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:13,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049144411] [2024-11-12 06:39:13,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049144411] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:13,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:13,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:39:13,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175714918] [2024-11-12 06:39:13,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:13,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:39:13,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:13,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:39:13,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:39:13,994 INFO L87 Difference]: Start difference. First operand 1398 states and 2265 transitions. Second operand has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:14,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:14,592 INFO L93 Difference]: Finished difference Result 4415 states and 7156 transitions. [2024-11-12 06:39:14,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:39:14,595 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 374 [2024-11-12 06:39:14,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:14,612 INFO L225 Difference]: With dead ends: 4415 [2024-11-12 06:39:14,612 INFO L226 Difference]: Without dead ends: 3110 [2024-11-12 06:39:14,618 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 06:39:14,621 INFO L435 NwaCegarLoop]: 634 mSDtfsCounter, 710 mSDsluCounter, 849 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 710 SdHoareTripleChecker+Valid, 1483 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:14,622 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [710 Valid, 1483 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-12 06:39:14,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3110 states. [2024-11-12 06:39:14,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3110 to 2126. [2024-11-12 06:39:14,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2126 states, 1839 states have (on average 1.5671560630777597) internal successors, (2882), 1841 states have internal predecessors, (2882), 277 states have call successors, (277), 9 states have call predecessors, (277), 9 states have return successors, (277), 275 states have call predecessors, (277), 277 states have call successors, (277) [2024-11-12 06:39:14,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 2126 states and 3436 transitions. [2024-11-12 06:39:14,807 INFO L78 Accepts]: Start accepts. Automaton has 2126 states and 3436 transitions. Word has length 374 [2024-11-12 06:39:14,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:14,808 INFO L471 AbstractCegarLoop]: Abstraction has 2126 states and 3436 transitions. [2024-11-12 06:39:14,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:14,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 3436 transitions. [2024-11-12 06:39:14,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2024-11-12 06:39:14,817 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:14,817 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:14,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 06:39:14,818 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:14,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:14,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1596422542, now seen corresponding path program 1 times [2024-11-12 06:39:14,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:14,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61041989] [2024-11-12 06:39:14,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:14,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:16,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:16,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:16,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:16,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:16,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:16,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61041989] [2024-11-12 06:39:16,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61041989] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:16,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:16,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:39:16,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95196170] [2024-11-12 06:39:16,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:16,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:39:16,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:16,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:39:16,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:39:16,910 INFO L87 Difference]: Start difference. First operand 2126 states and 3436 transitions. Second operand has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:17,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:17,466 INFO L93 Difference]: Finished difference Result 5968 states and 9654 transitions. [2024-11-12 06:39:17,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:39:17,468 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 375 [2024-11-12 06:39:17,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:17,490 INFO L225 Difference]: With dead ends: 5968 [2024-11-12 06:39:17,490 INFO L226 Difference]: Without dead ends: 3940 [2024-11-12 06:39:17,499 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 06:39:17,500 INFO L435 NwaCegarLoop]: 534 mSDtfsCounter, 442 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 1406 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:17,502 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [442 Valid, 1406 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 06:39:17,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3940 states. [2024-11-12 06:39:17,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3940 to 2498. [2024-11-12 06:39:17,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2498 states, 2211 states have (on average 1.5685210312075983) internal successors, (3468), 2213 states have internal predecessors, (3468), 277 states have call successors, (277), 9 states have call predecessors, (277), 9 states have return successors, (277), 275 states have call predecessors, (277), 277 states have call successors, (277) [2024-11-12 06:39:17,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2498 states and 4022 transitions. [2024-11-12 06:39:17,749 INFO L78 Accepts]: Start accepts. Automaton has 2498 states and 4022 transitions. Word has length 375 [2024-11-12 06:39:17,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:17,750 INFO L471 AbstractCegarLoop]: Abstraction has 2498 states and 4022 transitions. [2024-11-12 06:39:17,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:17,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2498 states and 4022 transitions. [2024-11-12 06:39:17,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2024-11-12 06:39:17,761 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:17,762 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:17,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-12 06:39:17,762 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:17,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:17,763 INFO L85 PathProgramCache]: Analyzing trace with hash -560662834, now seen corresponding path program 1 times [2024-11-12 06:39:17,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:17,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396836385] [2024-11-12 06:39:17,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:17,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:18,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:18,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:18,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:18,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:18,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:18,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:18,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:19,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:19,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:19,143 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:19,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:19,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396836385] [2024-11-12 06:39:19,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396836385] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:19,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:19,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:39:19,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440177439] [2024-11-12 06:39:19,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:19,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:39:19,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:19,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:39:19,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:39:19,146 INFO L87 Difference]: Start difference. First operand 2498 states and 4022 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:19,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:19,435 INFO L93 Difference]: Finished difference Result 6182 states and 9938 transitions. [2024-11-12 06:39:19,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:39:19,436 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 376 [2024-11-12 06:39:19,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:19,462 INFO L225 Difference]: With dead ends: 6182 [2024-11-12 06:39:19,463 INFO L226 Difference]: Without dead ends: 4238 [2024-11-12 06:39:19,471 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:39:19,472 INFO L435 NwaCegarLoop]: 531 mSDtfsCounter, 623 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 623 SdHoareTripleChecker+Valid, 1140 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:19,472 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [623 Valid, 1140 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:39:19,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4238 states. [2024-11-12 06:39:19,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4238 to 3876. [2024-11-12 06:39:19,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3876 states, 3431 states have (on average 1.5616438356164384) internal successors, (5358), 3439 states have internal predecessors, (5358), 423 states have call successors, (423), 21 states have call predecessors, (423), 21 states have return successors, (423), 415 states have call predecessors, (423), 423 states have call successors, (423) [2024-11-12 06:39:19,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 3876 states and 6204 transitions. [2024-11-12 06:39:19,735 INFO L78 Accepts]: Start accepts. Automaton has 3876 states and 6204 transitions. Word has length 376 [2024-11-12 06:39:19,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:19,736 INFO L471 AbstractCegarLoop]: Abstraction has 3876 states and 6204 transitions. [2024-11-12 06:39:19,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:19,737 INFO L276 IsEmpty]: Start isEmpty. Operand 3876 states and 6204 transitions. [2024-11-12 06:39:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2024-11-12 06:39:19,747 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:19,747 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:19,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-12 06:39:19,748 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:19,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:19,748 INFO L85 PathProgramCache]: Analyzing trace with hash -2009393714, now seen corresponding path program 1 times [2024-11-12 06:39:19,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:19,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796739540] [2024-11-12 06:39:19,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:19,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:21,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:21,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:21,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:21,237 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:21,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:21,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796739540] [2024-11-12 06:39:21,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796739540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:21,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:21,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:39:21,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189056529] [2024-11-12 06:39:21,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:21,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:39:21,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:21,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:39:21,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:39:21,243 INFO L87 Difference]: Start difference. First operand 3876 states and 6204 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:21,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:21,722 INFO L93 Difference]: Finished difference Result 11730 states and 18618 transitions. [2024-11-12 06:39:21,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:39:21,723 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 376 [2024-11-12 06:39:21,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:21,780 INFO L225 Difference]: With dead ends: 11730 [2024-11-12 06:39:21,780 INFO L226 Difference]: Without dead ends: 8084 [2024-11-12 06:39:21,795 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-12 06:39:21,796 INFO L435 NwaCegarLoop]: 455 mSDtfsCounter, 590 mSDsluCounter, 822 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 1277 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:21,796 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [590 Valid, 1277 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-12 06:39:21,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8084 states. [2024-11-12 06:39:22,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8084 to 6658. [2024-11-12 06:39:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6658 states, 6146 states have (on average 1.5611780019524895) internal successors, (9595), 6166 states have internal predecessors, (9595), 471 states have call successors, (471), 40 states have call predecessors, (471), 40 states have return successors, (471), 451 states have call predecessors, (471), 471 states have call successors, (471) [2024-11-12 06:39:22,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6658 states to 6658 states and 10537 transitions. [2024-11-12 06:39:22,198 INFO L78 Accepts]: Start accepts. Automaton has 6658 states and 10537 transitions. Word has length 376 [2024-11-12 06:39:22,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:22,199 INFO L471 AbstractCegarLoop]: Abstraction has 6658 states and 10537 transitions. [2024-11-12 06:39:22,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:22,199 INFO L276 IsEmpty]: Start isEmpty. Operand 6658 states and 10537 transitions. [2024-11-12 06:39:22,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2024-11-12 06:39:22,215 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:22,216 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:22,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-12 06:39:22,216 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:22,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:22,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1544640149, now seen corresponding path program 1 times [2024-11-12 06:39:22,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:22,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697477781] [2024-11-12 06:39:22,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:22,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:22,714 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:22,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:22,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697477781] [2024-11-12 06:39:22,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697477781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:22,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:22,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-12 06:39:22,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397805276] [2024-11-12 06:39:22,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:22,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 06:39:22,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:22,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 06:39:22,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:22,719 INFO L87 Difference]: Start difference. First operand 6658 states and 10537 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:23,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:23,063 INFO L93 Difference]: Finished difference Result 15352 states and 24319 transitions. [2024-11-12 06:39:23,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 06:39:23,065 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 376 [2024-11-12 06:39:23,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:23,096 INFO L225 Difference]: With dead ends: 15352 [2024-11-12 06:39:23,096 INFO L226 Difference]: Without dead ends: 9528 [2024-11-12 06:39:23,112 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 06:39:23,114 INFO L435 NwaCegarLoop]: 502 mSDtfsCounter, 148 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 929 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:23,114 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 929 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-12 06:39:23,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9528 states. [2024-11-12 06:39:23,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9528 to 7294. [2024-11-12 06:39:23,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7294 states, 6782 states have (on average 1.5716602772043644) internal successors, (10659), 6802 states have internal predecessors, (10659), 471 states have call successors, (471), 40 states have call predecessors, (471), 40 states have return successors, (471), 451 states have call predecessors, (471), 471 states have call successors, (471) [2024-11-12 06:39:23,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7294 states to 7294 states and 11601 transitions. [2024-11-12 06:39:23,470 INFO L78 Accepts]: Start accepts. Automaton has 7294 states and 11601 transitions. Word has length 376 [2024-11-12 06:39:23,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:23,471 INFO L471 AbstractCegarLoop]: Abstraction has 7294 states and 11601 transitions. [2024-11-12 06:39:23,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 7294 states and 11601 transitions. [2024-11-12 06:39:23,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2024-11-12 06:39:23,488 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:23,488 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:23,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-12 06:39:23,489 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:23,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:23,489 INFO L85 PathProgramCache]: Analyzing trace with hash 756182441, now seen corresponding path program 1 times [2024-11-12 06:39:23,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:23,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086398723] [2024-11-12 06:39:23,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:23,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:23,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:25,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:25,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:25,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:25,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:25,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:25,471 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:25,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:25,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086398723] [2024-11-12 06:39:25,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086398723] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:25,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:25,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 06:39:25,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790735206] [2024-11-12 06:39:25,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:25,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 06:39:25,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:25,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 06:39:25,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 06:39:25,474 INFO L87 Difference]: Start difference. First operand 7294 states and 11601 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:26,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:26,423 INFO L93 Difference]: Finished difference Result 19574 states and 31321 transitions. [2024-11-12 06:39:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-12 06:39:26,426 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 376 [2024-11-12 06:39:26,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:26,466 INFO L225 Difference]: With dead ends: 19574 [2024-11-12 06:39:26,467 INFO L226 Difference]: Without dead ends: 12756 [2024-11-12 06:39:26,488 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-12 06:39:26,489 INFO L435 NwaCegarLoop]: 442 mSDtfsCounter, 393 mSDsluCounter, 1193 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 393 SdHoareTripleChecker+Valid, 1635 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:26,489 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [393 Valid, 1635 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-12 06:39:26,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12756 states. [2024-11-12 06:39:26,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12756 to 7294. [2024-11-12 06:39:26,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7294 states, 6782 states have (on average 1.571070480684164) internal successors, (10655), 6802 states have internal predecessors, (10655), 471 states have call successors, (471), 40 states have call predecessors, (471), 40 states have return successors, (471), 451 states have call predecessors, (471), 471 states have call successors, (471) [2024-11-12 06:39:26,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7294 states to 7294 states and 11597 transitions. [2024-11-12 06:39:26,922 INFO L78 Accepts]: Start accepts. Automaton has 7294 states and 11597 transitions. Word has length 376 [2024-11-12 06:39:26,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:26,923 INFO L471 AbstractCegarLoop]: Abstraction has 7294 states and 11597 transitions. [2024-11-12 06:39:26,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:26,924 INFO L276 IsEmpty]: Start isEmpty. Operand 7294 states and 11597 transitions. [2024-11-12 06:39:26,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2024-11-12 06:39:26,939 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:26,939 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:26,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-12 06:39:26,939 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:26,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:26,940 INFO L85 PathProgramCache]: Analyzing trace with hash 696118565, now seen corresponding path program 1 times [2024-11-12 06:39:26,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:26,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618774876] [2024-11-12 06:39:26,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:26,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:28,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:28,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:28,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:28,464 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:28,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:28,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618774876] [2024-11-12 06:39:28,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618774876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:28,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:28,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 06:39:28,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307284636] [2024-11-12 06:39:28,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:28,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 06:39:28,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:28,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 06:39:28,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:39:28,468 INFO L87 Difference]: Start difference. First operand 7294 states and 11597 transitions. Second operand has 4 states, 4 states have (on average 31.25) internal successors, (125), 4 states have internal predecessors, (125), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:29,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:29,189 INFO L93 Difference]: Finished difference Result 17729 states and 28233 transitions. [2024-11-12 06:39:29,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-12 06:39:29,191 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 4 states have internal predecessors, (125), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 377 [2024-11-12 06:39:29,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:29,230 INFO L225 Difference]: With dead ends: 17729 [2024-11-12 06:39:29,230 INFO L226 Difference]: Without dead ends: 11269 [2024-11-12 06:39:29,250 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-12 06:39:29,253 INFO L435 NwaCegarLoop]: 475 mSDtfsCounter, 725 mSDsluCounter, 675 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 725 SdHoareTripleChecker+Valid, 1150 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:29,253 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [725 Valid, 1150 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-12 06:39:29,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11269 states. [2024-11-12 06:39:29,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11269 to 10199. [2024-11-12 06:39:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10199 states, 9687 states have (on average 1.5945081036440591) internal successors, (15446), 9707 states have internal predecessors, (15446), 471 states have call successors, (471), 40 states have call predecessors, (471), 40 states have return successors, (471), 451 states have call predecessors, (471), 471 states have call successors, (471) [2024-11-12 06:39:29,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10199 states to 10199 states and 16388 transitions. [2024-11-12 06:39:29,656 INFO L78 Accepts]: Start accepts. Automaton has 10199 states and 16388 transitions. Word has length 377 [2024-11-12 06:39:29,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:29,657 INFO L471 AbstractCegarLoop]: Abstraction has 10199 states and 16388 transitions. [2024-11-12 06:39:29,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.25) internal successors, (125), 4 states have internal predecessors, (125), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:29,658 INFO L276 IsEmpty]: Start isEmpty. Operand 10199 states and 16388 transitions. [2024-11-12 06:39:29,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2024-11-12 06:39:29,678 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:29,678 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:29,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-12 06:39:29,678 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:29,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:29,679 INFO L85 PathProgramCache]: Analyzing trace with hash -892229337, now seen corresponding path program 1 times [2024-11-12 06:39:29,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:29,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477025020] [2024-11-12 06:39:29,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:29,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:35,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:35,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:35,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:35,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:35,804 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:35,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:35,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477025020] [2024-11-12 06:39:35,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477025020] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:35,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:35,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-12 06:39:35,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770541631] [2024-11-12 06:39:35,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:35,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-12 06:39:35,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:35,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-12 06:39:35,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-12 06:39:35,810 INFO L87 Difference]: Start difference. First operand 10199 states and 16388 transitions. Second operand has 11 states, 11 states have (on average 11.363636363636363) internal successors, (125), 11 states have internal predecessors, (125), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:38,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:38,368 INFO L93 Difference]: Finished difference Result 37690 states and 61036 transitions. [2024-11-12 06:39:38,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-12 06:39:38,370 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 11.363636363636363) internal successors, (125), 11 states have internal predecessors, (125), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) Word has length 377 [2024-11-12 06:39:38,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:38,461 INFO L225 Difference]: With dead ends: 37690 [2024-11-12 06:39:38,461 INFO L226 Difference]: Without dead ends: 31618 [2024-11-12 06:39:38,497 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2024-11-12 06:39:38,499 INFO L435 NwaCegarLoop]: 467 mSDtfsCounter, 3215 mSDsluCounter, 2079 mSDsCounter, 0 mSdLazyCounter, 668 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3215 SdHoareTripleChecker+Valid, 2546 SdHoareTripleChecker+Invalid, 836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:38,499 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3215 Valid, 2546 Invalid, 836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 668 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-12 06:39:38,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31618 states. [2024-11-12 06:39:39,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31618 to 14501. [2024-11-12 06:39:39,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14501 states, 13989 states have (on average 1.6014011008649653) internal successors, (22402), 14009 states have internal predecessors, (22402), 471 states have call successors, (471), 40 states have call predecessors, (471), 40 states have return successors, (471), 451 states have call predecessors, (471), 471 states have call successors, (471) [2024-11-12 06:39:39,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14501 states to 14501 states and 23344 transitions. [2024-11-12 06:39:39,293 INFO L78 Accepts]: Start accepts. Automaton has 14501 states and 23344 transitions. Word has length 377 [2024-11-12 06:39:39,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:39,294 INFO L471 AbstractCegarLoop]: Abstraction has 14501 states and 23344 transitions. [2024-11-12 06:39:39,295 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.363636363636363) internal successors, (125), 11 states have internal predecessors, (125), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51) [2024-11-12 06:39:39,295 INFO L276 IsEmpty]: Start isEmpty. Operand 14501 states and 23344 transitions. [2024-11-12 06:39:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2024-11-12 06:39:39,328 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:39,329 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:39,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-12 06:39:39,329 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:39,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:39,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1871670124, now seen corresponding path program 1 times [2024-11-12 06:39:39,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:39,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333574879] [2024-11-12 06:39:39,330 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:39,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:40,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:40,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:40,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:40,953 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2024-11-12 06:39:40,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:40,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333574879] [2024-11-12 06:39:40,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333574879] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-12 06:39:40,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470557943] [2024-11-12 06:39:40,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:40,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-12 06:39:40,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 06:39:40,956 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) [2024-11-12 06:39:40,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-12 06:39:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:41,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-12 06:39:41,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-12 06:39:41,733 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 2600 proven. 75 refuted. 0 times theorem prover too weak. 2425 trivial. 0 not checked. [2024-11-12 06:39:41,734 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-12 06:39:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 75 proven. 75 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2024-11-12 06:39:42,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470557943] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-12 06:39:42,122 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-12 06:39:42,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 11 [2024-11-12 06:39:42,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821997434] [2024-11-12 06:39:42,122 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-12 06:39:42,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-12 06:39:42,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:42,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-12 06:39:42,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-12 06:39:42,126 INFO L87 Difference]: Start difference. First operand 14501 states and 23344 transitions. Second operand has 11 states, 11 states have (on average 27.09090909090909) internal successors, (298), 11 states have internal predecessors, (298), 4 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 4 states have call predecessors, (128), 4 states have call successors, (128) [2024-11-12 06:39:43,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:43,953 INFO L93 Difference]: Finished difference Result 34881 states and 56152 transitions. [2024-11-12 06:39:43,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-12 06:39:43,954 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 27.09090909090909) internal successors, (298), 11 states have internal predecessors, (298), 4 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 4 states have call predecessors, (128), 4 states have call successors, (128) Word has length 377 [2024-11-12 06:39:43,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:44,035 INFO L225 Difference]: With dead ends: 34881 [2024-11-12 06:39:44,036 INFO L226 Difference]: Without dead ends: 23677 [2024-11-12 06:39:44,074 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 878 GetRequests, 851 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=231, Invalid=581, Unknown=0, NotChecked=0, Total=812 [2024-11-12 06:39:44,075 INFO L435 NwaCegarLoop]: 683 mSDtfsCounter, 1550 mSDsluCounter, 1493 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1551 SdHoareTripleChecker+Valid, 2176 SdHoareTripleChecker+Invalid, 1248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:44,075 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1551 Valid, 2176 Invalid, 1248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-12 06:39:44,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23677 states. [2024-11-12 06:39:44,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23677 to 19880. [2024-11-12 06:39:44,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19880 states, 19336 states have (on average 1.583678113363674) internal successors, (30622), 19356 states have internal predecessors, (30622), 471 states have call successors, (471), 72 states have call predecessors, (471), 72 states have return successors, (471), 451 states have call predecessors, (471), 471 states have call successors, (471) [2024-11-12 06:39:44,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19880 states to 19880 states and 31564 transitions. [2024-11-12 06:39:44,753 INFO L78 Accepts]: Start accepts. Automaton has 19880 states and 31564 transitions. Word has length 377 [2024-11-12 06:39:44,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:44,754 INFO L471 AbstractCegarLoop]: Abstraction has 19880 states and 31564 transitions. [2024-11-12 06:39:44,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 27.09090909090909) internal successors, (298), 11 states have internal predecessors, (298), 4 states have call successors, (126), 2 states have call predecessors, (126), 4 states have return successors, (128), 4 states have call predecessors, (128), 4 states have call successors, (128) [2024-11-12 06:39:44,755 INFO L276 IsEmpty]: Start isEmpty. Operand 19880 states and 31564 transitions. [2024-11-12 06:39:44,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2024-11-12 06:39:44,783 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:44,784 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:44,807 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-12 06:39:44,984 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,SelfDestructingSolverStorable16 [2024-11-12 06:39:44,985 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:44,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:44,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1198756395, now seen corresponding path program 1 times [2024-11-12 06:39:44,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:44,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103467330] [2024-11-12 06:39:44,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:44,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:45,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:46,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:46,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:46,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:47,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:47,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:47,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:47,303 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:47,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:47,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103467330] [2024-11-12 06:39:47,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103467330] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:47,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:47,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-12 06:39:47,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770831248] [2024-11-12 06:39:47,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:47,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-12 06:39:47,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:47,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-12 06:39:47,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-12 06:39:47,307 INFO L87 Difference]: Start difference. First operand 19880 states and 31564 transitions. Second operand has 10 states, 10 states have (on average 12.6) internal successors, (126), 10 states have internal predecessors, (126), 2 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2024-11-12 06:39:49,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 06:39:49,958 INFO L93 Difference]: Finished difference Result 71199 states and 113352 transitions. [2024-11-12 06:39:49,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-12 06:39:49,959 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.6) internal successors, (126), 10 states have internal predecessors, (126), 2 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 378 [2024-11-12 06:39:49,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 06:39:50,106 INFO L225 Difference]: With dead ends: 71199 [2024-11-12 06:39:50,107 INFO L226 Difference]: Without dead ends: 58360 [2024-11-12 06:39:50,157 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2024-11-12 06:39:50,158 INFO L435 NwaCegarLoop]: 419 mSDtfsCounter, 1950 mSDsluCounter, 3688 mSDsCounter, 0 mSdLazyCounter, 1138 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1950 SdHoareTripleChecker+Valid, 4107 SdHoareTripleChecker+Invalid, 1309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-12 06:39:50,159 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1950 Valid, 4107 Invalid, 1309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1138 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-12 06:39:50,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58360 states. [2024-11-12 06:39:51,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58360 to 26018. [2024-11-12 06:39:51,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26018 states, 25474 states have (on average 1.592133155374107) internal successors, (40558), 25494 states have internal predecessors, (40558), 471 states have call successors, (471), 72 states have call predecessors, (471), 72 states have return successors, (471), 451 states have call predecessors, (471), 471 states have call successors, (471) [2024-11-12 06:39:51,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26018 states to 26018 states and 41500 transitions. [2024-11-12 06:39:51,405 INFO L78 Accepts]: Start accepts. Automaton has 26018 states and 41500 transitions. Word has length 378 [2024-11-12 06:39:51,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 06:39:51,406 INFO L471 AbstractCegarLoop]: Abstraction has 26018 states and 41500 transitions. [2024-11-12 06:39:51,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.6) internal successors, (126), 10 states have internal predecessors, (126), 2 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2024-11-12 06:39:51,407 INFO L276 IsEmpty]: Start isEmpty. Operand 26018 states and 41500 transitions. [2024-11-12 06:39:51,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2024-11-12 06:39:51,458 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 06:39:51,458 INFO L218 NwaCegarLoop]: trace histogram [51, 51, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 06:39:51,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-12 06:39:51,459 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 06:39:51,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 06:39:51,459 INFO L85 PathProgramCache]: Analyzing trace with hash -81107283, now seen corresponding path program 1 times [2024-11-12 06:39:51,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 06:39:51,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086026851] [2024-11-12 06:39:51,460 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 06:39:51,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 06:39:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-12 06:39:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-12 06:39:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-12 06:39:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 06:39:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-12 06:39:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 06:39:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 06:39:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 06:39:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-12 06:39:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-12 06:39:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-12 06:39:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-12 06:39:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-12 06:39:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-12 06:39:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-12 06:39:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-12 06:39:52,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-12 06:39:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-12 06:39:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-12 06:39:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-12 06:39:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-12 06:39:52,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 06:39:52,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-12 06:39:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-12 06:39:52,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-12 06:39:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-12 06:39:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-12 06:39:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-12 06:39:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-12 06:39:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-12 06:39:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-12 06:39:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-12 06:39:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-12 06:39:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-12 06:39:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-12 06:39:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-12 06:39:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-12 06:39:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-12 06:39:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-12 06:39:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-12 06:39:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-12 06:39:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-12 06:39:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-12 06:39:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-12 06:39:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-12 06:39:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-12 06:39:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:52,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-12 06:39:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:53,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-12 06:39:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:53,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-12 06:39:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:53,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-12 06:39:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:53,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-12 06:39:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 06:39:53,032 INFO L134 CoverageAnalysis]: Checked inductivity of 5100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2024-11-12 06:39:53,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 06:39:53,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086026851] [2024-11-12 06:39:53,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086026851] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 06:39:53,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 06:39:53,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-12 06:39:53,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482743045] [2024-11-12 06:39:53,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 06:39:53,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-12 06:39:53,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 06:39:53,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-12 06:39:53,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-12 06:39:53,036 INFO L87 Difference]: Start difference. First operand 26018 states and 41500 transitions. Second operand has 9 states, 9 states have (on average 14.0) internal successors, (126), 9 states have internal predecessors, (126), 1 states have call successors, (51), 1 states have call predecessors, (51), 1 states have return successors, (51), 1 states have call predecessors, (51), 1 states have call successors, (51)