./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_fillercode_fillercodesize_ps-cn-250_file-33.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fae542ffc508d581529777e32a74e7eca7b7550b33272b19a75a08e2a9e3ba4 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 08:23:38,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 08:23:38,887 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 08:23:38,891 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 08:23:38,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 08:23:38,911 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 08:23:38,912 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 08:23:38,912 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 08:23:38,913 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 08:23:38,913 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 08:23:38,914 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 08:23:38,914 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 08:23:38,915 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 08:23:38,915 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 08:23:38,915 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 08:23:38,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 08:23:38,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 08:23:38,917 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 08:23:38,917 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 08:23:38,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 08:23:38,918 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 08:23:38,918 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 08:23:38,919 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 08:23:38,919 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 08:23:38,920 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 08:23:38,921 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 08:23:38,921 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 08:23:38,921 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 08:23:38,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 08:23:38,922 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 08:23:38,922 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 08:23:38,922 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 08:23:38,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:23:38,923 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 08:23:38,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 08:23:38,924 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 08:23:38,924 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 08:23:38,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 08:23:38,928 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 08:23:38,928 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 08:23:38,929 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 08:23:38,929 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 08:23:38,929 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fae542ffc508d581529777e32a74e7eca7b7550b33272b19a75a08e2a9e3ba4 [2024-10-14 08:23:39,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 08:23:39,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 08:23:39,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 08:23:39,225 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 08:23:39,225 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 08:23:39,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i [2024-10-14 08:23:40,737 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 08:23:40,969 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 08:23:40,969 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-33.i [2024-10-14 08:23:40,983 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/659a44816/e6f55c41b04142d281de602a8795b96d/FLAG5066f06c5 [2024-10-14 08:23:40,997 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/659a44816/e6f55c41b04142d281de602a8795b96d [2024-10-14 08:23:41,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 08:23:41,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 08:23:41,002 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 08:23:41,002 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 08:23:41,008 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 08:23:41,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:23:40" (1/1) ... [2024-10-14 08:23:41,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e19f2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41, skipping insertion in model container [2024-10-14 08:23:41,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:23:40" (1/1) ... [2024-10-14 08:23:41,055 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 08:23:41,214 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_fillercode_fillercodesize_ps-cn-250_file-33.i[916,929] [2024-10-14 08:23:41,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:23:41,395 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 08:23:41,408 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_fillercode_fillercodesize_ps-cn-250_file-33.i[916,929] [2024-10-14 08:23:41,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:23:41,551 INFO L204 MainTranslator]: Completed translation [2024-10-14 08:23:41,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41 WrapperNode [2024-10-14 08:23:41,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 08:23:41,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 08:23:41,553 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 08:23:41,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 08:23:41,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,658 INFO L138 Inliner]: procedures = 26, calls = 99, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 598 [2024-10-14 08:23:41,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 08:23:41,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 08:23:41,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 08:23:41,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 08:23:41,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,683 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,724 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]. [2024-10-14 08:23:41,724 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,749 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 08:23:41,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 08:23:41,794 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 08:23:41,794 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 08:23:41,795 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (1/1) ... [2024-10-14 08:23:41,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:23:41,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:23:41,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 08:23:41,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 08:23:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 08:23:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 08:23:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 08:23:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 08:23:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 08:23:41,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 08:23:42,028 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 08:23:42,030 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 08:23:42,938 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-10-14 08:23:42,938 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 08:23:42,988 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 08:23:42,990 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 08:23:42,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:23:42 BoogieIcfgContainer [2024-10-14 08:23:42,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 08:23:42,994 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 08:23:42,994 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 08:23:42,998 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 08:23:42,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 08:23:40" (1/3) ... [2024-10-14 08:23:42,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6947faa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:23:42, skipping insertion in model container [2024-10-14 08:23:42,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:23:41" (2/3) ... [2024-10-14 08:23:43,000 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6947faa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:23:43, skipping insertion in model container [2024-10-14 08:23:43,000 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:23:42" (3/3) ... [2024-10-14 08:23:43,003 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-33.i [2024-10-14 08:23:43,023 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 08:23:43,023 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 08:23:43,103 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 08:23:43,112 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;@46cb76ab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 08:23:43,113 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 08:23:43,119 INFO L276 IsEmpty]: Start isEmpty. Operand has 251 states, 162 states have (on average 1.5555555555555556) internal successors, (252), 163 states have internal predecessors, (252), 86 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2024-10-14 08:23:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-10-14 08:23:43,154 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:23:43,156 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:23:43,157 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:23:43,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:23:43,162 INFO L85 PathProgramCache]: Analyzing trace with hash -602727995, now seen corresponding path program 1 times [2024-10-14 08:23:43,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:23:43,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595901559] [2024-10-14 08:23:43,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:23:43,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:23:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:23:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:23:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:23:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:23:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:23:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:23:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:23:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:23:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:23:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 08:23:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:23:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 08:23:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:23:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-14 08:23:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:23:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 08:23:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:23:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:23:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:23:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:23:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:23:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:23:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:23:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:23:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:23:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:23:43,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:23:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:23:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:23:43,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:23:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:23:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:23:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 08:23:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 08:23:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 08:23:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-14 08:23:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 08:23:43,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-14 08:23:43,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 08:23:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-14 08:23:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 08:23:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-14 08:23:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 08:23:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:23:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 08:23:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:23:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:23:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:23:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:43,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 08:23:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:23:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:23:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:23:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 08:23:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:23:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 08:23:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 08:23:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-14 08:23:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:23:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:23:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 08:23:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:23:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 08:23:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:23:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 08:23:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:23:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 08:23:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-14 08:23:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:23:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:23:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 08:23:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 08:23:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 08:23:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 08:23:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-14 08:23:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 08:23:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-14 08:23:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2024-10-14 08:23:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-14 08:23:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2024-10-14 08:23:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2024-10-14 08:23:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2024-10-14 08:23:44,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2024-10-14 08:23:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2024-10-14 08:23:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2024-10-14 08:23:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2024-10-14 08:23:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2024-10-14 08:23:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:44,265 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-10-14 08:23:44,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:23:44,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595901559] [2024-10-14 08:23:44,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595901559] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:23:44,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:23:44,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 08:23:44,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421161880] [2024-10-14 08:23:44,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:23:44,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 08:23:44,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:23:44,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 08:23:44,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:23:44,307 INFO L87 Difference]: Start difference. First operand has 251 states, 162 states have (on average 1.5555555555555556) internal successors, (252), 163 states have internal predecessors, (252), 86 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 2 states have call successors, (86) [2024-10-14 08:23:44,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:23:44,399 INFO L93 Difference]: Finished difference Result 499 states and 932 transitions. [2024-10-14 08:23:44,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 08:23:44,403 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 2 states have call successors, (86) Word has length 529 [2024-10-14 08:23:44,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:23:44,417 INFO L225 Difference]: With dead ends: 499 [2024-10-14 08:23:44,417 INFO L226 Difference]: Without dead ends: 249 [2024-10-14 08:23:44,426 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:23:44,431 INFO L432 NwaCegarLoop]: 414 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:23:44,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 414 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:23:44,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2024-10-14 08:23:44,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2024-10-14 08:23:44,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 161 states have (on average 1.5217391304347827) internal successors, (245), 161 states have internal predecessors, (245), 86 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2024-10-14 08:23:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 417 transitions. [2024-10-14 08:23:44,531 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 417 transitions. Word has length 529 [2024-10-14 08:23:44,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:23:44,533 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 417 transitions. [2024-10-14 08:23:44,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.0) internal successors, (102), 2 states have internal predecessors, (102), 2 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 2 states have call successors, (86) [2024-10-14 08:23:44,533 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 417 transitions. [2024-10-14 08:23:44,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2024-10-14 08:23:44,546 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:23:44,547 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:23:44,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 08:23:44,547 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:23:44,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:23:44,548 INFO L85 PathProgramCache]: Analyzing trace with hash -986128951, now seen corresponding path program 1 times [2024-10-14 08:23:44,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:23:44,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397283521] [2024-10-14 08:23:44,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:23:44,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:23:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:23:45,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:23:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:23:45,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:23:45,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:23:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:23:45,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:23:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:23:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:23:45,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 08:23:45,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:23:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 08:23:45,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:23:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-14 08:23:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:23:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 08:23:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:23:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:23:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:23:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:23:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:23:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:23:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:23:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:23:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:23:45,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:23:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:23:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:23:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:23:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:23:45,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:23:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:23:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 08:23:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 08:23:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 08:23:45,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-14 08:23:45,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 08:23:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-14 08:23:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 08:23:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-14 08:23:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 08:23:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-14 08:23:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 08:23:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:23:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 08:23:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:23:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:23:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:23:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 08:23:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:23:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:23:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:23:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 08:23:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:23:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 08:23:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 08:23:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-14 08:23:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:23:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:23:45,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 08:23:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:23:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 08:23:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:23:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 08:23:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:45,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:23:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 08:23:46,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-14 08:23:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:23:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:23:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 08:23:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 08:23:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 08:23:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 08:23:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-14 08:23:46,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 08:23:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-14 08:23:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2024-10-14 08:23:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-14 08:23:46,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2024-10-14 08:23:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2024-10-14 08:23:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2024-10-14 08:23:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2024-10-14 08:23:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2024-10-14 08:23:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2024-10-14 08:23:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2024-10-14 08:23:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2024-10-14 08:23:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:46,152 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-10-14 08:23:46,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:23:46,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397283521] [2024-10-14 08:23:46,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397283521] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:23:46,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:23:46,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:23:46,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49787387] [2024-10-14 08:23:46,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:23:46,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:23:46,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:23:46,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:23:46,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:23:46,160 INFO L87 Difference]: Start difference. First operand 249 states and 417 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-10-14 08:23:46,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:23:46,410 INFO L93 Difference]: Finished difference Result 745 states and 1249 transitions. [2024-10-14 08:23:46,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 08:23:46,413 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 529 [2024-10-14 08:23:46,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:23:46,421 INFO L225 Difference]: With dead ends: 745 [2024-10-14 08:23:46,422 INFO L226 Difference]: Without dead ends: 497 [2024-10-14 08:23:46,423 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:23:46,424 INFO L432 NwaCegarLoop]: 407 mSDtfsCounter, 413 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 413 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 08:23:46,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [413 Valid, 808 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 08:23:46,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2024-10-14 08:23:46,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 495. [2024-10-14 08:23:46,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 495 states, 320 states have (on average 1.521875) internal successors, (487), 320 states have internal predecessors, (487), 172 states have call successors, (172), 2 states have call predecessors, (172), 2 states have return successors, (172), 172 states have call predecessors, (172), 172 states have call successors, (172) [2024-10-14 08:23:46,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 831 transitions. [2024-10-14 08:23:46,547 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 831 transitions. Word has length 529 [2024-10-14 08:23:46,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:23:46,549 INFO L471 AbstractCegarLoop]: Abstraction has 495 states and 831 transitions. [2024-10-14 08:23:46,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-10-14 08:23:46,549 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 831 transitions. [2024-10-14 08:23:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2024-10-14 08:23:46,562 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:23:46,563 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:23:46,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 08:23:46,563 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:23:46,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:23:46,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1724778578, now seen corresponding path program 1 times [2024-10-14 08:23:46,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:23:46,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262610631] [2024-10-14 08:23:46,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:23:46,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:23:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:23:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:23:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:23:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:23:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:23:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:23:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:23:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:23:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:23:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 08:23:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:23:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 08:23:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:23:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-14 08:23:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:23:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 08:23:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:23:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:23:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:23:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:23:47,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:23:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:23:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:23:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:23:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:23:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:23:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:23:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:23:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:23:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:23:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:23:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:23:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 08:23:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 08:23:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 08:23:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-14 08:23:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 08:23:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-14 08:23:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 08:23:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-14 08:23:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 08:23:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-14 08:23:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 08:23:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:23:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 08:23:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:23:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:23:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:23:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 08:23:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:23:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:23:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:23:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 08:23:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:23:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 08:23:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 08:23:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-14 08:23:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:23:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:23:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 08:23:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:23:47,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 08:23:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:47,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:23:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 08:23:48,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:23:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 08:23:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-14 08:23:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:23:48,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:23:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 08:23:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 08:23:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 08:23:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 08:23:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-14 08:23:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 08:23:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-14 08:23:48,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2024-10-14 08:23:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-14 08:23:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2024-10-14 08:23:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2024-10-14 08:23:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2024-10-14 08:23:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2024-10-14 08:23:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2024-10-14 08:23:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2024-10-14 08:23:48,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2024-10-14 08:23:48,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2024-10-14 08:23:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:48,228 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-10-14 08:23:48,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:23:48,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262610631] [2024-10-14 08:23:48,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262610631] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:23:48,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:23:48,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:23:48,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910025915] [2024-10-14 08:23:48,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:23:48,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:23:48,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:23:48,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:23:48,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:23:48,232 INFO L87 Difference]: Start difference. First operand 495 states and 831 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-10-14 08:23:48,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:23:48,825 INFO L93 Difference]: Finished difference Result 1338 states and 2251 transitions. [2024-10-14 08:23:48,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 08:23:48,826 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 530 [2024-10-14 08:23:48,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:23:48,838 INFO L225 Difference]: With dead ends: 1338 [2024-10-14 08:23:48,839 INFO L226 Difference]: Without dead ends: 844 [2024-10-14 08:23:48,841 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:23:48,843 INFO L432 NwaCegarLoop]: 395 mSDtfsCounter, 386 mSDsluCounter, 793 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 1188 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 08:23:48,845 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [386 Valid, 1188 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 08:23:48,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 844 states. [2024-10-14 08:23:48,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 844 to 820. [2024-10-14 08:23:48,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 820 states, 558 states have (on average 1.5555555555555556) internal successors, (868), 558 states have internal predecessors, (868), 258 states have call successors, (258), 3 states have call predecessors, (258), 3 states have return successors, (258), 258 states have call predecessors, (258), 258 states have call successors, (258) [2024-10-14 08:23:48,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 820 states and 1384 transitions. [2024-10-14 08:23:48,966 INFO L78 Accepts]: Start accepts. Automaton has 820 states and 1384 transitions. Word has length 530 [2024-10-14 08:23:48,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:23:48,967 INFO L471 AbstractCegarLoop]: Abstraction has 820 states and 1384 transitions. [2024-10-14 08:23:48,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-10-14 08:23:48,967 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1384 transitions. [2024-10-14 08:23:48,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2024-10-14 08:23:48,971 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:23:48,971 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:23:48,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 08:23:48,971 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:23:48,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:23:48,972 INFO L85 PathProgramCache]: Analyzing trace with hash 2048820734, now seen corresponding path program 1 times [2024-10-14 08:23:48,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:23:48,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566335923] [2024-10-14 08:23:48,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:23:48,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:23:49,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:23:49,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:23:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:23:49,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:23:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:23:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:23:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:23:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:23:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:23:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 08:23:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:23:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 08:23:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:23:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-14 08:23:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:23:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 08:23:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:23:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:23:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:23:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:23:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:23:49,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:23:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:23:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:23:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:23:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:23:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:23:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:23:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:23:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:23:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:23:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:23:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 08:23:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 08:23:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 08:23:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-14 08:23:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 08:23:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-14 08:23:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 08:23:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-14 08:23:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 08:23:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-14 08:23:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 08:23:49,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:23:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 08:23:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:23:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:23:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:23:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 08:23:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:23:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:23:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:23:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 08:23:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:23:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 08:23:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 08:23:49,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-14 08:23:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:23:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:23:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 08:23:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:23:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 08:23:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:23:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 08:23:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:23:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 08:23:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-14 08:23:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:23:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:23:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 08:23:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 08:23:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 08:23:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 08:23:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-14 08:23:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 08:23:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-14 08:23:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2024-10-14 08:23:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-14 08:23:49,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2024-10-14 08:23:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2024-10-14 08:23:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2024-10-14 08:23:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2024-10-14 08:23:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2024-10-14 08:23:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2024-10-14 08:23:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2024-10-14 08:23:49,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2024-10-14 08:23:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:49,879 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-10-14 08:23:49,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:23:49,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566335923] [2024-10-14 08:23:49,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566335923] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:23:49,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:23:49,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:23:49,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920000542] [2024-10-14 08:23:49,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:23:49,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:23:49,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:23:49,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:23:49,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:23:49,884 INFO L87 Difference]: Start difference. First operand 820 states and 1384 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-10-14 08:23:50,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:23:50,361 INFO L93 Difference]: Finished difference Result 1356 states and 2273 transitions. [2024-10-14 08:23:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 08:23:50,362 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 531 [2024-10-14 08:23:50,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:23:50,369 INFO L225 Difference]: With dead ends: 1356 [2024-10-14 08:23:50,369 INFO L226 Difference]: Without dead ends: 836 [2024-10-14 08:23:50,371 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:23:50,372 INFO L432 NwaCegarLoop]: 398 mSDtfsCounter, 376 mSDsluCounter, 798 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 1196 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-14 08:23:50,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [376 Valid, 1196 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-14 08:23:50,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 836 states. [2024-10-14 08:23:50,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 836 to 822. [2024-10-14 08:23:50,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 822 states, 560 states have (on average 1.55) internal successors, (868), 560 states have internal predecessors, (868), 258 states have call successors, (258), 3 states have call predecessors, (258), 3 states have return successors, (258), 258 states have call predecessors, (258), 258 states have call successors, (258) [2024-10-14 08:23:50,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1384 transitions. [2024-10-14 08:23:50,466 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1384 transitions. Word has length 531 [2024-10-14 08:23:50,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:23:50,467 INFO L471 AbstractCegarLoop]: Abstraction has 822 states and 1384 transitions. [2024-10-14 08:23:50,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-10-14 08:23:50,467 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1384 transitions. [2024-10-14 08:23:50,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2024-10-14 08:23:50,470 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:23:50,471 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:23:50,471 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 08:23:50,471 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:23:50,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:23:50,472 INFO L85 PathProgramCache]: Analyzing trace with hash -2108893903, now seen corresponding path program 1 times [2024-10-14 08:23:50,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:23:50,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577707719] [2024-10-14 08:23:50,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:23:50,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:23:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:23:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:23:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:23:51,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:23:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:23:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:23:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:23:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:23:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:23:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 08:23:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:23:51,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 08:23:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:23:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-14 08:23:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:23:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 08:23:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:23:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:23:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:23:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:23:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:23:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:23:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:23:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:23:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:23:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:23:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:23:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:23:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:23:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:23:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:23:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:23:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 08:23:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 08:23:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 08:23:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-14 08:23:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 08:23:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-14 08:23:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 08:23:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-14 08:23:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 08:23:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-14 08:23:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 08:23:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:23:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 08:23:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:23:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:23:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:23:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 08:23:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:23:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:23:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:23:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 08:23:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:23:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 08:23:51,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 08:23:51,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-14 08:23:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:23:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:23:51,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 08:23:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:23:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 08:23:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:23:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 08:23:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:23:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 08:23:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-14 08:23:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:23:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:23:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 08:23:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 08:23:51,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 08:23:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 08:23:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-14 08:23:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 08:23:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-14 08:23:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2024-10-14 08:23:51,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-14 08:23:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2024-10-14 08:23:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2024-10-14 08:23:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2024-10-14 08:23:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2024-10-14 08:23:51,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2024-10-14 08:23:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2024-10-14 08:23:51,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2024-10-14 08:23:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2024-10-14 08:23:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 120 proven. 135 refuted. 0 times theorem prover too weak. 14365 trivial. 0 not checked. [2024-10-14 08:23:51,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:23:51,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577707719] [2024-10-14 08:23:51,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577707719] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:23:51,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1400295472] [2024-10-14 08:23:51,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:23:51,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:23:51,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:23:51,403 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 08:23:51,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 08:23:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:51,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 08:23:51,756 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:23:52,374 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 7365 proven. 135 refuted. 0 times theorem prover too weak. 7120 trivial. 0 not checked. [2024-10-14 08:23:52,375 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:23:52,940 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 120 proven. 135 refuted. 0 times theorem prover too weak. 14365 trivial. 0 not checked. [2024-10-14 08:23:52,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1400295472] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 08:23:52,941 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-14 08:23:52,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-10-14 08:23:52,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308239739] [2024-10-14 08:23:52,942 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-14 08:23:52,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 08:23:52,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:23:52,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 08:23:52,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-14 08:23:52,945 INFO L87 Difference]: Start difference. First operand 822 states and 1384 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 2 states have call successors, (131), 2 states have call predecessors, (131), 4 states have return successors, (132), 2 states have call predecessors, (132), 2 states have call successors, (132) [2024-10-14 08:23:53,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:23:53,566 INFO L93 Difference]: Finished difference Result 1390 states and 2314 transitions. [2024-10-14 08:23:53,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 08:23:53,567 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 2 states have call successors, (131), 2 states have call predecessors, (131), 4 states have return successors, (132), 2 states have call predecessors, (132), 2 states have call successors, (132) Word has length 532 [2024-10-14 08:23:53,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:23:53,574 INFO L225 Difference]: With dead ends: 1390 [2024-10-14 08:23:53,575 INFO L226 Difference]: Without dead ends: 840 [2024-10-14 08:23:53,577 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1241 GetRequests, 1231 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-10-14 08:23:53,578 INFO L432 NwaCegarLoop]: 320 mSDtfsCounter, 411 mSDsluCounter, 465 mSDsCounter, 0 mSdLazyCounter, 449 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 785 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 08:23:53,579 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [451 Valid, 785 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 449 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 08:23:53,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2024-10-14 08:23:53,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 834. [2024-10-14 08:23:53,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 834 states, 569 states have (on average 1.5342706502636203) internal successors, (873), 569 states have internal predecessors, (873), 258 states have call successors, (258), 6 states have call predecessors, (258), 6 states have return successors, (258), 258 states have call predecessors, (258), 258 states have call successors, (258) [2024-10-14 08:23:53,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1389 transitions. [2024-10-14 08:23:53,706 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 1389 transitions. Word has length 532 [2024-10-14 08:23:53,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:23:53,708 INFO L471 AbstractCegarLoop]: Abstraction has 834 states and 1389 transitions. [2024-10-14 08:23:53,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 7 states have internal predecessors, (114), 2 states have call successors, (131), 2 states have call predecessors, (131), 4 states have return successors, (132), 2 states have call predecessors, (132), 2 states have call successors, (132) [2024-10-14 08:23:53,708 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1389 transitions. [2024-10-14 08:23:53,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2024-10-14 08:23:53,714 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:23:53,715 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:23:53,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-14 08:23:53,919 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:23:53,920 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:23:53,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:23:53,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1974880397, now seen corresponding path program 1 times [2024-10-14 08:23:53,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:23:53,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382878978] [2024-10-14 08:23:53,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:23:53,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:23:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:23:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 08:23:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 08:23:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 08:23:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 08:23:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 08:23:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 08:23:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 08:23:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 08:23:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 08:23:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 08:23:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 08:23:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 08:23:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-14 08:23:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:23:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 08:23:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:23:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:23:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:23:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:23:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:23:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-14 08:23:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:23:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-14 08:23:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-14 08:23:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 08:23:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-14 08:23:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-14 08:23:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-14 08:23:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-14 08:23:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-14 08:23:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-14 08:23:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-14 08:23:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 08:23:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-14 08:23:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-14 08:23:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-14 08:23:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-14 08:23:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 08:23:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-14 08:23:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 08:23:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-14 08:23:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-14 08:23:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-14 08:23:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-14 08:23:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 08:23:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-14 08:23:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-14 08:23:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-14 08:23:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-14 08:23:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-14 08:23:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-14 08:23:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-14 08:23:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-14 08:23:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-14 08:23:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-10-14 08:23:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-14 08:23:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-14 08:23:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-14 08:23:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-14 08:23:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-14 08:23:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-10-14 08:23:54,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-14 08:23:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-14 08:23:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-14 08:23:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-14 08:23:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-14 08:23:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-14 08:23:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-10-14 08:23:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-14 08:23:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-14 08:23:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-14 08:23:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-14 08:23:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-14 08:23:54,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2024-10-14 08:23:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-14 08:23:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2024-10-14 08:23:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-14 08:23:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2024-10-14 08:23:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2024-10-14 08:23:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2024-10-14 08:23:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2024-10-14 08:23:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2024-10-14 08:23:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2024-10-14 08:23:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2024-10-14 08:23:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2024-10-14 08:23:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:23:54,731 INFO L134 CoverageAnalysis]: Checked inductivity of 14620 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2024-10-14 08:23:54,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:23:54,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382878978] [2024-10-14 08:23:54,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382878978] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:23:54,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:23:54,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:23:54,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873866768] [2024-10-14 08:23:54,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:23:54,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:23:54,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:23:54,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:23:54,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:23:54,733 INFO L87 Difference]: Start difference. First operand 834 states and 1389 transitions. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-10-14 08:23:55,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:23:55,047 INFO L93 Difference]: Finished difference Result 1914 states and 3190 transitions. [2024-10-14 08:23:55,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 08:23:55,047 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) Word has length 532 [2024-10-14 08:23:55,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:23:55,055 INFO L225 Difference]: With dead ends: 1914 [2024-10-14 08:23:55,055 INFO L226 Difference]: Without dead ends: 1252 [2024-10-14 08:23:55,059 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:23:55,059 INFO L432 NwaCegarLoop]: 459 mSDtfsCounter, 310 mSDsluCounter, 818 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 1277 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-14 08:23:55,060 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 1277 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-14 08:23:55,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1252 states. [2024-10-14 08:23:55,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1252 to 1248. [2024-10-14 08:23:55,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1248 states, 900 states have (on average 1.551111111111111) internal successors, (1396), 902 states have internal predecessors, (1396), 338 states have call successors, (338), 9 states have call predecessors, (338), 9 states have return successors, (338), 336 states have call predecessors, (338), 338 states have call successors, (338) [2024-10-14 08:23:55,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 2072 transitions. [2024-10-14 08:23:55,218 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 2072 transitions. Word has length 532 [2024-10-14 08:23:55,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:23:55,219 INFO L471 AbstractCegarLoop]: Abstraction has 1248 states and 2072 transitions. [2024-10-14 08:23:55,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 1 states have call successors, (86), 1 states have call predecessors, (86), 1 states have return successors, (86), 1 states have call predecessors, (86), 1 states have call successors, (86) [2024-10-14 08:23:55,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2072 transitions. [2024-10-14 08:23:55,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2024-10-14 08:23:55,223 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:23:55,223 INFO L215 NwaCegarLoop]: trace histogram [86, 86, 86, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:23:55,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 08:23:55,223 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:23:55,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:23:55,224 INFO L85 PathProgramCache]: Analyzing trace with hash 812349647, now seen corresponding path program 1 times [2024-10-14 08:23:55,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:23:55,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478528049] [2024-10-14 08:23:55,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:23:55,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:23:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat