./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-57.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-57.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 b3076681f912d15400cc4a1f3a9bf78cf0eaf2d970cc5b4c395e45c99341df62 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 12:27:17,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 12:27:17,413 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 12:27:17,419 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 12:27:17,420 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 12:27:17,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 12:27:17,459 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 12:27:17,459 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 12:27:17,460 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 12:27:17,461 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 12:27:17,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 12:27:17,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 12:27:17,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 12:27:17,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 12:27:17,466 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 12:27:17,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 12:27:17,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 12:27:17,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 12:27:17,468 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 12:27:17,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 12:27:17,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 12:27:17,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 12:27:17,472 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 12:27:17,473 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 12:27:17,473 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 12:27:17,473 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 12:27:17,474 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 12:27:17,474 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 12:27:17,474 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 12:27:17,475 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 12:27:17,475 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 12:27:17,475 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 12:27:17,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 12:27:17,476 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 12:27:17,476 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 12:27:17,476 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 12:27:17,476 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 12:27:17,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 12:27:17,477 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 12:27:17,477 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 12:27:17,477 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 12:27:17,479 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 12:27:17,479 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3076681f912d15400cc4a1f3a9bf78cf0eaf2d970cc5b4c395e45c99341df62 [2024-10-11 12:27:17,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 12:27:17,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 12:27:17,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 12:27:17,819 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 12:27:17,820 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 12:27:17,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-57.i [2024-10-11 12:27:19,411 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 12:27:19,708 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 12:27:19,709 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-57.i [2024-10-11 12:27:19,723 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/249e78157/4fe948bbfefd469097007b2b6b212a74/FLAGed0485244 [2024-10-11 12:27:20,002 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/249e78157/4fe948bbfefd469097007b2b6b212a74 [2024-10-11 12:27:20,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 12:27:20,008 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 12:27:20,009 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 12:27:20,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 12:27:20,015 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 12:27:20,016 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8985a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20, skipping insertion in model container [2024-10-11 12:27:20,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,070 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 12:27:20,269 WARN L248 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_amount250_file-57.i[916,929] [2024-10-11 12:27:20,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 12:27:20,465 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 12:27:20,479 WARN L248 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_amount250_file-57.i[916,929] [2024-10-11 12:27:20,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 12:27:20,585 INFO L204 MainTranslator]: Completed translation [2024-10-11 12:27:20,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20 WrapperNode [2024-10-11 12:27:20,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 12:27:20,587 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 12:27:20,587 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 12:27:20,587 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 12:27:20,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,628 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,720 INFO L138 Inliner]: procedures = 26, calls = 68, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 521 [2024-10-11 12:27:20,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 12:27:20,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 12:27:20,726 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 12:27:20,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 12:27:20,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,776 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,826 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]. [2024-10-11 12:27:20,827 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,869 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,878 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,892 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 12:27:20,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 12:27:20,895 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 12:27:20,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 12:27:20,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (1/1) ... [2024-10-11 12:27:20,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 12:27:20,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 12:27:20,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 12:27:20,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 12:27:20,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 12:27:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 12:27:20,992 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 12:27:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 12:27:20,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 12:27:20,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 12:27:21,147 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 12:27:21,149 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 12:27:22,193 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-10-11 12:27:22,193 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 12:27:22,241 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 12:27:22,241 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 12:27:22,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:27:22 BoogieIcfgContainer [2024-10-11 12:27:22,242 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 12:27:22,244 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 12:27:22,244 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 12:27:22,248 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 12:27:22,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:27:20" (1/3) ... [2024-10-11 12:27:22,250 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3922b87d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:27:22, skipping insertion in model container [2024-10-11 12:27:22,250 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:27:20" (2/3) ... [2024-10-11 12:27:22,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3922b87d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:27:22, skipping insertion in model container [2024-10-11 12:27:22,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:27:22" (3/3) ... [2024-10-11 12:27:22,253 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount250_file-57.i [2024-10-11 12:27:22,274 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 12:27:22,274 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 12:27:22,369 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 12:27:22,376 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;@7aae5b2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 12:27:22,377 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 12:27:22,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 212 states, 154 states have (on average 1.525974025974026) internal successors, (235), 155 states have internal predecessors, (235), 55 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2024-10-11 12:27:22,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2024-10-11 12:27:22,416 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:22,417 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:22,419 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:22,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:22,426 INFO L85 PathProgramCache]: Analyzing trace with hash -1687189407, now seen corresponding path program 1 times [2024-10-11 12:27:22,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:22,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461452772] [2024-10-11 12:27:22,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:22,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:23,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:23,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:23,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:23,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:23,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:23,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:23,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:23,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:23,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:23,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:23,827 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:23,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:23,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461452772] [2024-10-11 12:27:23,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461452772] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:23,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:23,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 12:27:23,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829606455] [2024-10-11 12:27:23,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:23,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 12:27:23,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:23,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 12:27:23,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:27:23,874 INFO L87 Difference]: Start difference. First operand has 212 states, 154 states have (on average 1.525974025974026) internal successors, (235), 155 states have internal predecessors, (235), 55 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:24,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:24,515 INFO L93 Difference]: Finished difference Result 839 states and 1539 transitions. [2024-10-11 12:27:24,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 12:27:24,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 358 [2024-10-11 12:27:24,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:24,542 INFO L225 Difference]: With dead ends: 839 [2024-10-11 12:27:24,543 INFO L226 Difference]: Without dead ends: 628 [2024-10-11 12:27:24,554 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:27:24,559 INFO L432 NwaCegarLoop]: 486 mSDtfsCounter, 641 mSDsluCounter, 656 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 641 SdHoareTripleChecker+Valid, 1142 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:24,561 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [641 Valid, 1142 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 12:27:24,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2024-10-11 12:27:24,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 482. [2024-10-11 12:27:24,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 482 states, 369 states have (on average 1.5501355013550135) internal successors, (572), 369 states have internal predecessors, (572), 110 states have call successors, (110), 2 states have call predecessors, (110), 2 states have return successors, (110), 110 states have call predecessors, (110), 110 states have call successors, (110) [2024-10-11 12:27:24,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 792 transitions. [2024-10-11 12:27:24,727 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 792 transitions. Word has length 358 [2024-10-11 12:27:24,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:24,729 INFO L471 AbstractCegarLoop]: Abstraction has 482 states and 792 transitions. [2024-10-11 12:27:24,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:24,730 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 792 transitions. [2024-10-11 12:27:24,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2024-10-11 12:27:24,738 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:24,738 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:24,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 12:27:24,739 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:24,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:24,742 INFO L85 PathProgramCache]: Analyzing trace with hash 867218614, now seen corresponding path program 1 times [2024-10-11 12:27:24,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:24,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657942311] [2024-10-11 12:27:24,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:24,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:25,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:25,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:25,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:25,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:25,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:25,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:25,371 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:25,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:25,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657942311] [2024-10-11 12:27:25,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657942311] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:25,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:25,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 12:27:25,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204174821] [2024-10-11 12:27:25,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:25,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 12:27:25,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:25,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 12:27:25,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:27:25,379 INFO L87 Difference]: Start difference. First operand 482 states and 792 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:26,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:26,121 INFO L93 Difference]: Finished difference Result 1451 states and 2353 transitions. [2024-10-11 12:27:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 12:27:26,123 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 359 [2024-10-11 12:27:26,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:26,133 INFO L225 Difference]: With dead ends: 1451 [2024-10-11 12:27:26,133 INFO L226 Difference]: Without dead ends: 970 [2024-10-11 12:27:26,136 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 12:27:26,137 INFO L432 NwaCegarLoop]: 463 mSDtfsCounter, 709 mSDsluCounter, 709 mSDsCounter, 0 mSdLazyCounter, 255 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 1172 SdHoareTripleChecker+Invalid, 478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:26,138 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [709 Valid, 1172 Invalid, 478 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 255 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 12:27:26,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2024-10-11 12:27:26,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 544. [2024-10-11 12:27:26,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 544 states, 431 states have (on average 1.5754060324825987) internal successors, (679), 431 states have internal predecessors, (679), 110 states have call successors, (110), 2 states have call predecessors, (110), 2 states have return successors, (110), 110 states have call predecessors, (110), 110 states have call successors, (110) [2024-10-11 12:27:26,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 899 transitions. [2024-10-11 12:27:26,216 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 899 transitions. Word has length 359 [2024-10-11 12:27:26,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:26,219 INFO L471 AbstractCegarLoop]: Abstraction has 544 states and 899 transitions. [2024-10-11 12:27:26,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:26,219 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 899 transitions. [2024-10-11 12:27:26,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2024-10-11 12:27:26,228 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:26,229 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:26,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 12:27:26,230 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:26,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:26,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1687520608, now seen corresponding path program 1 times [2024-10-11 12:27:26,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:26,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757716137] [2024-10-11 12:27:26,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:26,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:26,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:26,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:26,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:26,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:26,992 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:26,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:26,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757716137] [2024-10-11 12:27:26,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757716137] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:26,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:26,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 12:27:26,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53225430] [2024-10-11 12:27:26,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:26,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 12:27:26,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:26,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 12:27:26,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:27:26,996 INFO L87 Difference]: Start difference. First operand 544 states and 899 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:27,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:27,469 INFO L93 Difference]: Finished difference Result 1505 states and 2475 transitions. [2024-10-11 12:27:27,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 12:27:27,470 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 359 [2024-10-11 12:27:27,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:27,478 INFO L225 Difference]: With dead ends: 1505 [2024-10-11 12:27:27,479 INFO L226 Difference]: Without dead ends: 962 [2024-10-11 12:27:27,481 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:27:27,483 INFO L432 NwaCegarLoop]: 665 mSDtfsCounter, 546 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 1256 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:27,483 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [546 Valid, 1256 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 12:27:27,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2024-10-11 12:27:27,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 817. [2024-10-11 12:27:27,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 817 states, 648 states have (on average 1.5756172839506173) internal successors, (1021), 648 states have internal predecessors, (1021), 165 states have call successors, (165), 3 states have call predecessors, (165), 3 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2024-10-11 12:27:27,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 817 states and 1351 transitions. [2024-10-11 12:27:27,556 INFO L78 Accepts]: Start accepts. Automaton has 817 states and 1351 transitions. Word has length 359 [2024-10-11 12:27:27,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:27,557 INFO L471 AbstractCegarLoop]: Abstraction has 817 states and 1351 transitions. [2024-10-11 12:27:27,557 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:27,558 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1351 transitions. [2024-10-11 12:27:27,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2024-10-11 12:27:27,564 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:27,564 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:27,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 12:27:27,564 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:27,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:27,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1753246216, now seen corresponding path program 1 times [2024-10-11 12:27:27,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:27,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269121570] [2024-10-11 12:27:27,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:27,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:28,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:28,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:28,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:28,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:28,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:28,445 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:28,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:28,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269121570] [2024-10-11 12:27:28,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269121570] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:28,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:28,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 12:27:28,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253323008] [2024-10-11 12:27:28,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:28,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 12:27:28,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:28,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 12:27:28,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:27:28,449 INFO L87 Difference]: Start difference. First operand 817 states and 1351 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:28,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:28,801 INFO L93 Difference]: Finished difference Result 2857 states and 4667 transitions. [2024-10-11 12:27:28,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 12:27:28,803 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 359 [2024-10-11 12:27:28,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:28,821 INFO L225 Difference]: With dead ends: 2857 [2024-10-11 12:27:28,821 INFO L226 Difference]: Without dead ends: 2041 [2024-10-11 12:27:28,828 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 12:27:28,829 INFO L432 NwaCegarLoop]: 404 mSDtfsCounter, 482 mSDsluCounter, 730 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 1134 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:28,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [482 Valid, 1134 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 12:27:28,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2041 states. [2024-10-11 12:27:28,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2041 to 1601. [2024-10-11 12:27:28,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1601 states, 1264 states have (on average 1.5632911392405062) internal successors, (1976), 1264 states have internal predecessors, (1976), 330 states have call successors, (330), 6 states have call predecessors, (330), 6 states have return successors, (330), 330 states have call predecessors, (330), 330 states have call successors, (330) [2024-10-11 12:27:28,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1601 states and 2636 transitions. [2024-10-11 12:27:28,989 INFO L78 Accepts]: Start accepts. Automaton has 1601 states and 2636 transitions. Word has length 359 [2024-10-11 12:27:29,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:29,024 INFO L471 AbstractCegarLoop]: Abstraction has 1601 states and 2636 transitions. [2024-10-11 12:27:29,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:29,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2636 transitions. [2024-10-11 12:27:29,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2024-10-11 12:27:29,036 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:29,037 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:29,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 12:27:29,037 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:29,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:29,038 INFO L85 PathProgramCache]: Analyzing trace with hash 468406741, now seen corresponding path program 1 times [2024-10-11 12:27:29,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:29,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867042572] [2024-10-11 12:27:29,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:29,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:29,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:29,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:29,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:30,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:30,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:30,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:30,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:30,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:30,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:30,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:30,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:30,141 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:30,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:30,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867042572] [2024-10-11 12:27:30,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867042572] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:30,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:30,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 12:27:30,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675882336] [2024-10-11 12:27:30,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:30,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 12:27:30,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:30,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 12:27:30,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:27:30,148 INFO L87 Difference]: Start difference. First operand 1601 states and 2636 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:30,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:30,331 INFO L93 Difference]: Finished difference Result 3866 states and 6357 transitions. [2024-10-11 12:27:30,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 12:27:30,333 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 360 [2024-10-11 12:27:30,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:30,349 INFO L225 Difference]: With dead ends: 3866 [2024-10-11 12:27:30,350 INFO L226 Difference]: Without dead ends: 2266 [2024-10-11 12:27:30,356 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 12:27:30,358 INFO L432 NwaCegarLoop]: 334 mSDtfsCounter, 132 mSDsluCounter, 635 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 969 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:30,361 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 969 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 12:27:30,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2266 states. [2024-10-11 12:27:30,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2266 to 2008. [2024-10-11 12:27:30,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2008 states, 1671 states have (on average 1.6002393776181927) internal successors, (2674), 1671 states have internal predecessors, (2674), 330 states have call successors, (330), 6 states have call predecessors, (330), 6 states have return successors, (330), 330 states have call predecessors, (330), 330 states have call successors, (330) [2024-10-11 12:27:30,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 2008 states and 3334 transitions. [2024-10-11 12:27:30,534 INFO L78 Accepts]: Start accepts. Automaton has 2008 states and 3334 transitions. Word has length 360 [2024-10-11 12:27:30,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:30,538 INFO L471 AbstractCegarLoop]: Abstraction has 2008 states and 3334 transitions. [2024-10-11 12:27:30,538 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:30,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 3334 transitions. [2024-10-11 12:27:30,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2024-10-11 12:27:30,544 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:30,545 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:30,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 12:27:30,545 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:30,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:30,546 INFO L85 PathProgramCache]: Analyzing trace with hash -37223270, now seen corresponding path program 1 times [2024-10-11 12:27:30,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:30,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25317582] [2024-10-11 12:27:30,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:30,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:31,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:31,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:31,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:31,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:31,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:31,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:31,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:31,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:31,245 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:31,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:31,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25317582] [2024-10-11 12:27:31,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25317582] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:31,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:31,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 12:27:31,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966196078] [2024-10-11 12:27:31,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:31,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 12:27:31,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:31,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 12:27:31,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 12:27:31,249 INFO L87 Difference]: Start difference. First operand 2008 states and 3334 transitions. Second operand has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:32,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:32,275 INFO L93 Difference]: Finished difference Result 4954 states and 8186 transitions. [2024-10-11 12:27:32,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 12:27:32,276 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 362 [2024-10-11 12:27:32,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:32,301 INFO L225 Difference]: With dead ends: 4954 [2024-10-11 12:27:32,301 INFO L226 Difference]: Without dead ends: 3615 [2024-10-11 12:27:32,308 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-10-11 12:27:32,310 INFO L432 NwaCegarLoop]: 524 mSDtfsCounter, 678 mSDsluCounter, 1643 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:32,311 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [678 Valid, 2167 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-11 12:27:32,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3615 states. [2024-10-11 12:27:32,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3615 to 3193. [2024-10-11 12:27:32,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3193 states, 2632 states have (on average 1.5927051671732524) internal successors, (4192), 2632 states have internal predecessors, (4192), 550 states have call successors, (550), 10 states have call predecessors, (550), 10 states have return successors, (550), 550 states have call predecessors, (550), 550 states have call successors, (550) [2024-10-11 12:27:32,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 3193 states and 5292 transitions. [2024-10-11 12:27:32,576 INFO L78 Accepts]: Start accepts. Automaton has 3193 states and 5292 transitions. Word has length 362 [2024-10-11 12:27:32,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:32,577 INFO L471 AbstractCegarLoop]: Abstraction has 3193 states and 5292 transitions. [2024-10-11 12:27:32,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:32,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 5292 transitions. [2024-10-11 12:27:32,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2024-10-11 12:27:32,583 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:32,584 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:32,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 12:27:32,584 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:32,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:32,585 INFO L85 PathProgramCache]: Analyzing trace with hash -689751834, now seen corresponding path program 1 times [2024-10-11 12:27:32,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:32,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163588466] [2024-10-11 12:27:32,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:32,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:33,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:33,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:33,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:33,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:33,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:33,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:33,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:33,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:33,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:33,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:33,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:33,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:33,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:33,310 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:33,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:33,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163588466] [2024-10-11 12:27:33,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163588466] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:33,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:33,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 12:27:33,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771799115] [2024-10-11 12:27:33,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:33,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 12:27:33,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:33,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 12:27:33,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 12:27:33,313 INFO L87 Difference]: Start difference. First operand 3193 states and 5292 transitions. Second operand has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:33,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:33,748 INFO L93 Difference]: Finished difference Result 7098 states and 11651 transitions. [2024-10-11 12:27:33,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 12:27:33,749 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 363 [2024-10-11 12:27:33,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:33,774 INFO L225 Difference]: With dead ends: 7098 [2024-10-11 12:27:33,774 INFO L226 Difference]: Without dead ends: 3906 [2024-10-11 12:27:33,784 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-11 12:27:33,785 INFO L432 NwaCegarLoop]: 403 mSDtfsCounter, 480 mSDsluCounter, 1132 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 1535 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:33,786 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [480 Valid, 1535 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 12:27:33,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3906 states. [2024-10-11 12:27:34,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3906 to 3193. [2024-10-11 12:27:34,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3193 states, 2632 states have (on average 1.5896656534954408) internal successors, (4184), 2632 states have internal predecessors, (4184), 550 states have call successors, (550), 10 states have call predecessors, (550), 10 states have return successors, (550), 550 states have call predecessors, (550), 550 states have call successors, (550) [2024-10-11 12:27:34,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 3193 states and 5284 transitions. [2024-10-11 12:27:34,039 INFO L78 Accepts]: Start accepts. Automaton has 3193 states and 5284 transitions. Word has length 363 [2024-10-11 12:27:34,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:34,040 INFO L471 AbstractCegarLoop]: Abstraction has 3193 states and 5284 transitions. [2024-10-11 12:27:34,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:34,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 5284 transitions. [2024-10-11 12:27:34,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2024-10-11 12:27:34,047 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:34,047 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:34,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 12:27:34,048 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:34,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:34,048 INFO L85 PathProgramCache]: Analyzing trace with hash -441605340, now seen corresponding path program 1 times [2024-10-11 12:27:34,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:34,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068264082] [2024-10-11 12:27:34,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:34,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:34,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:34,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:35,124 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:35,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:35,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068264082] [2024-10-11 12:27:35,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068264082] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:35,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:35,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 12:27:35,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560736940] [2024-10-11 12:27:35,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:35,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 12:27:35,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:35,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 12:27:35,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 12:27:35,133 INFO L87 Difference]: Start difference. First operand 3193 states and 5284 transitions. Second operand has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:36,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:36,848 INFO L93 Difference]: Finished difference Result 11807 states and 19299 transitions. [2024-10-11 12:27:36,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 12:27:36,849 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 363 [2024-10-11 12:27:36,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:36,919 INFO L225 Difference]: With dead ends: 11807 [2024-10-11 12:27:36,921 INFO L226 Difference]: Without dead ends: 9283 [2024-10-11 12:27:36,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-10-11 12:27:36,938 INFO L432 NwaCegarLoop]: 622 mSDtfsCounter, 1142 mSDsluCounter, 1207 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1142 SdHoareTripleChecker+Valid, 1829 SdHoareTripleChecker+Invalid, 953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:36,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1142 Valid, 1829 Invalid, 953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-10-11 12:27:36,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9283 states. [2024-10-11 12:27:37,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9283 to 6612. [2024-10-11 12:27:37,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6612 states, 5491 states have (on average 1.5957020579129484) internal successors, (8762), 5491 states have internal predecessors, (8762), 1100 states have call successors, (1100), 20 states have call predecessors, (1100), 20 states have return successors, (1100), 1100 states have call predecessors, (1100), 1100 states have call successors, (1100) [2024-10-11 12:27:37,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6612 states to 6612 states and 10962 transitions. [2024-10-11 12:27:37,712 INFO L78 Accepts]: Start accepts. Automaton has 6612 states and 10962 transitions. Word has length 363 [2024-10-11 12:27:37,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:37,713 INFO L471 AbstractCegarLoop]: Abstraction has 6612 states and 10962 transitions. [2024-10-11 12:27:37,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:37,714 INFO L276 IsEmpty]: Start isEmpty. Operand 6612 states and 10962 transitions. [2024-10-11 12:27:37,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2024-10-11 12:27:37,720 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:37,721 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:37,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 12:27:37,721 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:37,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:37,722 INFO L85 PathProgramCache]: Analyzing trace with hash 2023280307, now seen corresponding path program 1 times [2024-10-11 12:27:37,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:37,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633134734] [2024-10-11 12:27:37,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:37,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:38,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:38,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:38,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:38,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:38,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:38,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:38,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:38,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:38,635 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:38,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:38,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633134734] [2024-10-11 12:27:38,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633134734] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:38,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:38,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 12:27:38,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719234609] [2024-10-11 12:27:38,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:38,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 12:27:38,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:38,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 12:27:38,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 12:27:38,645 INFO L87 Difference]: Start difference. First operand 6612 states and 10962 transitions. Second operand has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:39,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:39,452 INFO L93 Difference]: Finished difference Result 13871 states and 22941 transitions. [2024-10-11 12:27:39,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 12:27:39,453 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 363 [2024-10-11 12:27:39,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:39,504 INFO L225 Difference]: With dead ends: 13871 [2024-10-11 12:27:39,505 INFO L226 Difference]: Without dead ends: 7260 [2024-10-11 12:27:39,528 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-10-11 12:27:39,529 INFO L432 NwaCegarLoop]: 452 mSDtfsCounter, 524 mSDsluCounter, 1371 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 524 SdHoareTripleChecker+Valid, 1823 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:39,530 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [524 Valid, 1823 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 328 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 12:27:39,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7260 states. [2024-10-11 12:27:40,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7260 to 6700. [2024-10-11 12:27:40,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6700 states, 5579 states have (on average 1.594909481986019) internal successors, (8898), 5579 states have internal predecessors, (8898), 1100 states have call successors, (1100), 20 states have call predecessors, (1100), 20 states have return successors, (1100), 1100 states have call predecessors, (1100), 1100 states have call successors, (1100) [2024-10-11 12:27:40,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6700 states to 6700 states and 11098 transitions. [2024-10-11 12:27:40,295 INFO L78 Accepts]: Start accepts. Automaton has 6700 states and 11098 transitions. Word has length 363 [2024-10-11 12:27:40,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:40,296 INFO L471 AbstractCegarLoop]: Abstraction has 6700 states and 11098 transitions. [2024-10-11 12:27:40,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:40,297 INFO L276 IsEmpty]: Start isEmpty. Operand 6700 states and 11098 transitions. [2024-10-11 12:27:40,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2024-10-11 12:27:40,306 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:40,306 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:40,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 12:27:40,307 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:40,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:40,307 INFO L85 PathProgramCache]: Analyzing trace with hash -69500003, now seen corresponding path program 1 times [2024-10-11 12:27:40,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:40,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671208802] [2024-10-11 12:27:40,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:40,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:41,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:41,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:41,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:41,445 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:41,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:41,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671208802] [2024-10-11 12:27:41,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671208802] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:41,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:41,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 12:27:41,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239279231] [2024-10-11 12:27:41,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:41,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 12:27:41,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:41,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 12:27:41,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 12:27:41,450 INFO L87 Difference]: Start difference. First operand 6700 states and 11098 transitions. Second operand has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 2 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-10-11 12:27:42,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:42,798 INFO L93 Difference]: Finished difference Result 23533 states and 39040 transitions. [2024-10-11 12:27:42,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 12:27:42,799 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 2 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 364 [2024-10-11 12:27:42,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:42,870 INFO L225 Difference]: With dead ends: 23533 [2024-10-11 12:27:42,870 INFO L226 Difference]: Without dead ends: 16834 [2024-10-11 12:27:42,900 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-11 12:27:42,901 INFO L432 NwaCegarLoop]: 419 mSDtfsCounter, 632 mSDsluCounter, 1251 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 1670 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:42,902 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [632 Valid, 1670 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 289 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 12:27:42,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16834 states. [2024-10-11 12:27:44,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16834 to 16450. [2024-10-11 12:27:44,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16450 states, 14209 states have (on average 1.61510310366669) internal successors, (22949), 14209 states have internal predecessors, (22949), 2200 states have call successors, (2200), 40 states have call predecessors, (2200), 40 states have return successors, (2200), 2200 states have call predecessors, (2200), 2200 states have call successors, (2200) [2024-10-11 12:27:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16450 states to 16450 states and 27349 transitions. [2024-10-11 12:27:44,256 INFO L78 Accepts]: Start accepts. Automaton has 16450 states and 27349 transitions. Word has length 364 [2024-10-11 12:27:44,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:44,257 INFO L471 AbstractCegarLoop]: Abstraction has 16450 states and 27349 transitions. [2024-10-11 12:27:44,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.333333333333334) internal successors, (92), 6 states have internal predecessors, (92), 2 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-10-11 12:27:44,257 INFO L276 IsEmpty]: Start isEmpty. Operand 16450 states and 27349 transitions. [2024-10-11 12:27:44,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2024-10-11 12:27:44,267 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:44,267 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:44,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 12:27:44,267 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:44,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:44,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1806795829, now seen corresponding path program 1 times [2024-10-11 12:27:44,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:44,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674447503] [2024-10-11 12:27:44,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:44,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:45,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:45,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:45,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:45,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:45,176 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:45,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:45,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674447503] [2024-10-11 12:27:45,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674447503] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:45,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:45,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 12:27:45,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262051196] [2024-10-11 12:27:45,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:45,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 12:27:45,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:45,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 12:27:45,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:27:45,179 INFO L87 Difference]: Start difference. First operand 16450 states and 27349 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:46,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:46,118 INFO L93 Difference]: Finished difference Result 32947 states and 54769 transitions. [2024-10-11 12:27:46,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 12:27:46,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 365 [2024-10-11 12:27:46,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:46,206 INFO L225 Difference]: With dead ends: 32947 [2024-10-11 12:27:46,207 INFO L226 Difference]: Without dead ends: 16498 [2024-10-11 12:27:46,266 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 12:27:46,267 INFO L432 NwaCegarLoop]: 335 mSDtfsCounter, 0 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 997 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:46,268 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 997 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 12:27:46,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16498 states. [2024-10-11 12:27:47,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16498 to 16498. [2024-10-11 12:27:47,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16498 states, 14257 states have (on average 1.6079820439082555) internal successors, (22925), 14257 states have internal predecessors, (22925), 2200 states have call successors, (2200), 40 states have call predecessors, (2200), 40 states have return successors, (2200), 2200 states have call predecessors, (2200), 2200 states have call successors, (2200) [2024-10-11 12:27:47,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16498 states to 16498 states and 27325 transitions. [2024-10-11 12:27:47,709 INFO L78 Accepts]: Start accepts. Automaton has 16498 states and 27325 transitions. Word has length 365 [2024-10-11 12:27:47,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:47,710 INFO L471 AbstractCegarLoop]: Abstraction has 16498 states and 27325 transitions. [2024-10-11 12:27:47,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:47,711 INFO L276 IsEmpty]: Start isEmpty. Operand 16498 states and 27325 transitions. [2024-10-11 12:27:47,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2024-10-11 12:27:47,719 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:47,719 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:47,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 12:27:47,720 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:47,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:47,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1201262615, now seen corresponding path program 1 times [2024-10-11 12:27:47,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:47,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342719940] [2024-10-11 12:27:47,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:47,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:48,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:48,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:48,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:48,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:48,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:48,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:48,364 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:27:48,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:48,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342719940] [2024-10-11 12:27:48,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342719940] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:27:48,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:27:48,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 12:27:48,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722151876] [2024-10-11 12:27:48,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:27:48,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 12:27:48,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:48,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 12:27:48,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 12:27:48,367 INFO L87 Difference]: Start difference. First operand 16498 states and 27325 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:49,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:49,776 INFO L93 Difference]: Finished difference Result 40273 states and 66026 transitions. [2024-10-11 12:27:49,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 12:27:49,777 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 365 [2024-10-11 12:27:49,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:49,888 INFO L225 Difference]: With dead ends: 40273 [2024-10-11 12:27:49,889 INFO L226 Difference]: Without dead ends: 23776 [2024-10-11 12:27:49,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-11 12:27:49,925 INFO L432 NwaCegarLoop]: 387 mSDtfsCounter, 231 mSDsluCounter, 1048 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 1435 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:49,926 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 1435 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 12:27:49,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23776 states. [2024-10-11 12:27:51,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23776 to 17722. [2024-10-11 12:27:51,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17722 states, 15481 states have (on average 1.6087462050255152) internal successors, (24905), 15481 states have internal predecessors, (24905), 2200 states have call successors, (2200), 40 states have call predecessors, (2200), 40 states have return successors, (2200), 2200 states have call predecessors, (2200), 2200 states have call successors, (2200) [2024-10-11 12:27:51,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17722 states to 17722 states and 29305 transitions. [2024-10-11 12:27:51,775 INFO L78 Accepts]: Start accepts. Automaton has 17722 states and 29305 transitions. Word has length 365 [2024-10-11 12:27:51,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:27:51,777 INFO L471 AbstractCegarLoop]: Abstraction has 17722 states and 29305 transitions. [2024-10-11 12:27:51,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:27:51,777 INFO L276 IsEmpty]: Start isEmpty. Operand 17722 states and 29305 transitions. [2024-10-11 12:27:51,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2024-10-11 12:27:51,788 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:27:51,789 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:27:51,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-11 12:27:51,789 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:27:51,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:27:51,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1795058411, now seen corresponding path program 1 times [2024-10-11 12:27:51,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:27:51,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589479941] [2024-10-11 12:27:51,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:51,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:27:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:27:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:27:52,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:27:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:27:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:27:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:27:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:27:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:27:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:27:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:27:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:27:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:27:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:27:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:27:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:27:52,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:27:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:27:52,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:27:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:27:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:27:52,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:27:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:27:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:27:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:27:52,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:27:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:27:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:27:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:27:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:27:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:27:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:27:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:27:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:27:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:27:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:27:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:27:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:27:52,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:27:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:27:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:27:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:27:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:27:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:27:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:27:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:27:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:52,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:27:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:53,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:27:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:53,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:27:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:53,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:27:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:53,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:27:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:53,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:27:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:53,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:27:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:53,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:27:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:53,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:27:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:53,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:27:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:53,061 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 6 proven. 156 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2024-10-11 12:27:53,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:27:53,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589479941] [2024-10-11 12:27:53,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589479941] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 12:27:53,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744619344] [2024-10-11 12:27:53,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:27:53,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 12:27:53,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 12:27:53,064 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 12:27:53,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 12:27:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:27:53,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 846 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 12:27:53,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 12:27:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 1132 proven. 15 refuted. 0 times theorem prover too weak. 4793 trivial. 0 not checked. [2024-10-11 12:27:54,134 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 12:27:54,637 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 147 proven. 15 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2024-10-11 12:27:54,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1744619344] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 12:27:54,638 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 12:27:54,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 7] total 15 [2024-10-11 12:27:54,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120761337] [2024-10-11 12:27:54,639 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 12:27:54,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-11 12:27:54,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:27:54,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-11 12:27:54,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2024-10-11 12:27:54,643 INFO L87 Difference]: Start difference. First operand 17722 states and 29305 transitions. Second operand has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 6 states have call successors, (165), 3 states have call predecessors, (165), 6 states have return successors, (165), 6 states have call predecessors, (165), 6 states have call successors, (165) [2024-10-11 12:27:58,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:27:58,298 INFO L93 Difference]: Finished difference Result 49131 states and 80789 transitions. [2024-10-11 12:27:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-11 12:27:58,299 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 6 states have call successors, (165), 3 states have call predecessors, (165), 6 states have return successors, (165), 6 states have call predecessors, (165), 6 states have call successors, (165) Word has length 366 [2024-10-11 12:27:58,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:27:58,429 INFO L225 Difference]: With dead ends: 49131 [2024-10-11 12:27:58,430 INFO L226 Difference]: Without dead ends: 31410 [2024-10-11 12:27:58,469 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 865 GetRequests, 834 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=267, Invalid=789, Unknown=0, NotChecked=0, Total=1056 [2024-10-11 12:27:58,471 INFO L432 NwaCegarLoop]: 238 mSDtfsCounter, 1207 mSDsluCounter, 1565 mSDsCounter, 0 mSdLazyCounter, 1521 mSolverCounterSat, 347 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1213 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 1868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 347 IncrementalHoareTripleChecker+Valid, 1521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-10-11 12:27:58,471 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1213 Valid, 1803 Invalid, 1868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [347 Valid, 1521 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-10-11 12:27:58,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31410 states. [2024-10-11 12:28:00,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31410 to 21376. [2024-10-11 12:28:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21376 states, 18613 states have (on average 1.574867028420996) internal successors, (29313), 18614 states have internal predecessors, (29313), 2642 states have call successors, (2642), 120 states have call predecessors, (2642), 120 states have return successors, (2642), 2641 states have call predecessors, (2642), 2642 states have call successors, (2642) [2024-10-11 12:28:00,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21376 states to 21376 states and 34597 transitions. [2024-10-11 12:28:00,956 INFO L78 Accepts]: Start accepts. Automaton has 21376 states and 34597 transitions. Word has length 366 [2024-10-11 12:28:00,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:28:00,957 INFO L471 AbstractCegarLoop]: Abstraction has 21376 states and 34597 transitions. [2024-10-11 12:28:00,957 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 6 states have call successors, (165), 3 states have call predecessors, (165), 6 states have return successors, (165), 6 states have call predecessors, (165), 6 states have call successors, (165) [2024-10-11 12:28:00,958 INFO L276 IsEmpty]: Start isEmpty. Operand 21376 states and 34597 transitions. [2024-10-11 12:28:00,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2024-10-11 12:28:00,970 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:28:00,971 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:28:00,998 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-11 12:28:01,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-11 12:28:01,177 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:28:01,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:28:01,178 INFO L85 PathProgramCache]: Analyzing trace with hash -2127693817, now seen corresponding path program 1 times [2024-10-11 12:28:01,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:28:01,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423620221] [2024-10-11 12:28:01,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:28:01,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:28:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:28:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:28:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:28:01,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:28:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:28:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:28:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:28:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:28:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:28:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:28:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:28:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:28:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:28:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:28:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:28:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:28:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:28:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:28:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:28:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:28:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:28:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:28:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:28:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:28:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:28:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:28:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:28:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:28:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:28:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:28:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:28:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:28:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:28:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:28:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:28:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:28:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:28:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:28:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:28:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:28:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:28:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:28:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:28:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:28:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:28:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:28:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:28:01,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:28:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:28:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:28:01,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:28:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:28:01,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:28:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:28:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:28:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:01,987 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:28:01,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:28:01,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423620221] [2024-10-11 12:28:01,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423620221] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:28:01,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:28:01,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 12:28:01,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768474620] [2024-10-11 12:28:01,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:28:01,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 12:28:01,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:28:01,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 12:28:01,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 12:28:01,991 INFO L87 Difference]: Start difference. First operand 21376 states and 34597 transitions. Second operand has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 6 states have internal predecessors, (94), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:28:04,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:28:04,453 INFO L93 Difference]: Finished difference Result 43787 states and 70253 transitions. [2024-10-11 12:28:04,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 12:28:04,454 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 6 states have internal predecessors, (94), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 366 [2024-10-11 12:28:04,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:28:04,588 INFO L225 Difference]: With dead ends: 43787 [2024-10-11 12:28:04,589 INFO L226 Difference]: Without dead ends: 34561 [2024-10-11 12:28:04,623 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-10-11 12:28:04,624 INFO L432 NwaCegarLoop]: 558 mSDtfsCounter, 525 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 525 SdHoareTripleChecker+Valid, 2144 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 12:28:04,624 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [525 Valid, 2144 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 526 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 12:28:04,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34561 states. [2024-10-11 12:28:07,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34561 to 34050. [2024-10-11 12:28:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34050 states, 29367 states have (on average 1.553137875847039) internal successors, (45611), 29416 states have internal predecessors, (45611), 4439 states have call successors, (4439), 243 states have call predecessors, (4439), 243 states have return successors, (4439), 4390 states have call predecessors, (4439), 4439 states have call successors, (4439) [2024-10-11 12:28:07,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34050 states to 34050 states and 54489 transitions. [2024-10-11 12:28:07,389 INFO L78 Accepts]: Start accepts. Automaton has 34050 states and 54489 transitions. Word has length 366 [2024-10-11 12:28:07,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:28:07,390 INFO L471 AbstractCegarLoop]: Abstraction has 34050 states and 54489 transitions. [2024-10-11 12:28:07,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 6 states have internal predecessors, (94), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:28:07,391 INFO L276 IsEmpty]: Start isEmpty. Operand 34050 states and 54489 transitions. [2024-10-11 12:28:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2024-10-11 12:28:07,412 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:28:07,413 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:28:07,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-11 12:28:07,413 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:28:07,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:28:07,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1908839099, now seen corresponding path program 1 times [2024-10-11 12:28:07,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:28:07,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790778632] [2024-10-11 12:28:07,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:28:07,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:28:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:28:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:28:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:28:08,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:28:08,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:28:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:28:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:28:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:28:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:28:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:28:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:28:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:28:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:28:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:28:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:28:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:28:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:28:08,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:28:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:28:08,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:28:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:28:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:28:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:28:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:28:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:28:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:28:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:28:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:28:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:28:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:28:08,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:28:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:28:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:28:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:28:08,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:28:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:28:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:28:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:28:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:28:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:28:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:28:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:28:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:28:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:28:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:28:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:28:08,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:28:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:28:08,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:28:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:28:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:28:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:28:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:28:08,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:28:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:28:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:08,443 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:28:08,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:28:08,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790778632] [2024-10-11 12:28:08,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790778632] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:28:08,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:28:08,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 12:28:08,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080626728] [2024-10-11 12:28:08,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:28:08,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 12:28:08,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:28:08,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 12:28:08,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 12:28:08,449 INFO L87 Difference]: Start difference. First operand 34050 states and 54489 transitions. Second operand has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:28:10,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:28:10,392 INFO L93 Difference]: Finished difference Result 67894 states and 108420 transitions. [2024-10-11 12:28:10,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 12:28:10,393 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 366 [2024-10-11 12:28:10,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:28:10,569 INFO L225 Difference]: With dead ends: 67894 [2024-10-11 12:28:10,569 INFO L226 Difference]: Without dead ends: 47882 [2024-10-11 12:28:10,634 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-10-11 12:28:10,635 INFO L432 NwaCegarLoop]: 438 mSDtfsCounter, 203 mSDsluCounter, 1907 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 2345 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 12:28:10,635 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 2345 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 497 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 12:28:10,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47882 states. [2024-10-11 12:28:13,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47882 to 38874. [2024-10-11 12:28:13,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38874 states, 34191 states have (on average 1.5700330496329444) internal successors, (53681), 34240 states have internal predecessors, (53681), 4439 states have call successors, (4439), 243 states have call predecessors, (4439), 243 states have return successors, (4439), 4390 states have call predecessors, (4439), 4439 states have call successors, (4439) [2024-10-11 12:28:13,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38874 states to 38874 states and 62559 transitions. [2024-10-11 12:28:13,957 INFO L78 Accepts]: Start accepts. Automaton has 38874 states and 62559 transitions. Word has length 366 [2024-10-11 12:28:13,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 12:28:13,959 INFO L471 AbstractCegarLoop]: Abstraction has 38874 states and 62559 transitions. [2024-10-11 12:28:13,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:28:13,959 INFO L276 IsEmpty]: Start isEmpty. Operand 38874 states and 62559 transitions. [2024-10-11 12:28:13,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2024-10-11 12:28:13,986 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 12:28:13,986 INFO L215 NwaCegarLoop]: trace histogram [55, 55, 55, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 12:28:13,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-11 12:28:13,987 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 12:28:13,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 12:28:13,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1576361186, now seen corresponding path program 1 times [2024-10-11 12:28:13,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 12:28:13,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189576761] [2024-10-11 12:28:13,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 12:28:13,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 12:28:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 12:28:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 12:28:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 12:28:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 12:28:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 12:28:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-11 12:28:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 12:28:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 12:28:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 12:28:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 12:28:14,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 12:28:14,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 12:28:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 12:28:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 12:28:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 12:28:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 12:28:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 12:28:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 12:28:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 12:28:14,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 12:28:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 12:28:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 12:28:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 12:28:14,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 12:28:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 12:28:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 12:28:14,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 12:28:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 12:28:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-11 12:28:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 12:28:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-10-11 12:28:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 12:28:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 12:28:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 12:28:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 12:28:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 12:28:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 12:28:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 12:28:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 12:28:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 12:28:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 12:28:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 12:28:14,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-11 12:28:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-11 12:28:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 12:28:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 12:28:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 12:28:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 12:28:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 12:28:14,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 12:28:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-11 12:28:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 12:28:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 12:28:14,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-10-11 12:28:14,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-11 12:28:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 12:28:14,645 INFO L134 CoverageAnalysis]: Checked inductivity of 5940 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2024-10-11 12:28:14,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 12:28:14,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189576761] [2024-10-11 12:28:14,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189576761] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 12:28:14,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 12:28:14,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 12:28:14,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254940334] [2024-10-11 12:28:14,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 12:28:14,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 12:28:14,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 12:28:14,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 12:28:14,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 12:28:14,648 INFO L87 Difference]: Start difference. First operand 38874 states and 62559 transitions. Second operand has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) [2024-10-11 12:28:16,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 12:28:16,380 INFO L93 Difference]: Finished difference Result 85441 states and 136630 transitions. [2024-10-11 12:28:16,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 12:28:16,381 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.0) internal successors, (95), 5 states have internal predecessors, (95), 1 states have call successors, (55), 1 states have call predecessors, (55), 1 states have return successors, (55), 1 states have call predecessors, (55), 1 states have call successors, (55) Word has length 367 [2024-10-11 12:28:16,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 12:28:16,531 INFO L225 Difference]: With dead ends: 85441 [2024-10-11 12:28:16,532 INFO L226 Difference]: Without dead ends: 46669 [2024-10-11 12:28:16,623 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-11 12:28:16,624 INFO L432 NwaCegarLoop]: 331 mSDtfsCounter, 226 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 1186 SdHoareTripleChecker+Invalid, 330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 12:28:16,624 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 1186 Invalid, 330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 12:28:16,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46669 states.