./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.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 79b29b86b24af881014bee2eb5f00471b24f63a400508f69bc40b1ef4007942f --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 22:01:11,359 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 22:01:11,408 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 22:01:11,411 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 22:01:11,412 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 22:01:11,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 22:01:11,427 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 22:01:11,427 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 22:01:11,427 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 22:01:11,427 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 22:01:11,427 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 22:01:11,427 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 22:01:11,428 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 22:01:11,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 22:01:11,428 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 22:01:11,428 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 22:01:11,428 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 22:01:11,428 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 22:01:11,428 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 22:01:11,428 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 22:01:11,428 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 22:01:11,428 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 22:01:11,429 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 22:01:11,429 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 22:01:11,429 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 22:01:11,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 22:01:11,429 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 22:01:11,429 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 22:01:11,429 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 22:01:11,429 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 22:01:11,429 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 22:01:11,429 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 22:01:11,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:01:11,430 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 22:01:11,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 22:01:11,430 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 22:01:11,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 22:01:11,430 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 22:01:11,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 22:01:11,430 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 22:01:11,430 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 22:01:11,430 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 22:01:11,430 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 22:01:11,430 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> 79b29b86b24af881014bee2eb5f00471b24f63a400508f69bc40b1ef4007942f [2025-03-03 22:01:11,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 22:01:11,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 22:01:11,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 22:01:11,657 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 22:01:11,657 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 22:01:11,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-03-03 22:01:12,772 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38a13208a/81627324a27a4b1599acc20f0cca167e/FLAGe6b8518c0 [2025-03-03 22:01:12,996 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 22:01:12,996 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-03-03 22:01:13,005 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38a13208a/81627324a27a4b1599acc20f0cca167e/FLAGe6b8518c0 [2025-03-03 22:01:13,019 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38a13208a/81627324a27a4b1599acc20f0cca167e [2025-03-03 22:01:13,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 22:01:13,023 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 22:01:13,025 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 22:01:13,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 22:01:13,028 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 22:01:13,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608424ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13, skipping insertion in model container [2025-03-03 22:01:13,030 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,047 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 22:01:13,141 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i[918,931] [2025-03-03 22:01:13,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:01:13,228 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 22:01:13,235 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i[918,931] [2025-03-03 22:01:13,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:01:13,280 INFO L204 MainTranslator]: Completed translation [2025-03-03 22:01:13,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13 WrapperNode [2025-03-03 22:01:13,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 22:01:13,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 22:01:13,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 22:01:13,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 22:01:13,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,313 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 230 [2025-03-03 22:01:13,313 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 22:01:13,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 22:01:13,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 22:01:13,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 22:01:13,321 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,328 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,343 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]. [2025-03-03 22:01:13,343 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,343 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,348 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,353 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 22:01:13,353 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 22:01:13,353 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 22:01:13,354 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 22:01:13,354 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (1/1) ... [2025-03-03 22:01:13,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:01:13,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:01:13,386 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) [2025-03-03 22:01:13,390 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 [2025-03-03 22:01:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 22:01:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 22:01:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 22:01:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 22:01:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 22:01:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 22:01:13,460 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 22:01:13,462 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 22:01:13,822 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-03 22:01:13,822 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 22:01:13,836 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 22:01:13,836 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 22:01:13,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:01:13 BoogieIcfgContainer [2025-03-03 22:01:13,837 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 22:01:13,839 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 22:01:13,839 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 22:01:13,843 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 22:01:13,843 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 10:01:13" (1/3) ... [2025-03-03 22:01:13,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c2a400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:01:13, skipping insertion in model container [2025-03-03 22:01:13,844 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:13" (2/3) ... [2025-03-03 22:01:13,844 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c2a400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:01:13, skipping insertion in model container [2025-03-03 22:01:13,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:01:13" (3/3) ... [2025-03-03 22:01:13,846 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-03-03 22:01:13,856 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 22:01:13,858 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i that has 2 procedures, 100 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 22:01:13,898 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 22:01:13,907 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;@28402aff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 22:01:13,908 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 22:01:13,912 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 63 states have (on average 1.4603174603174602) internal successors, (92), 64 states have internal predecessors, (92), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-03-03 22:01:13,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2025-03-03 22:01:13,925 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:13,925 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:13,926 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:13,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:13,930 INFO L85 PathProgramCache]: Analyzing trace with hash -334735816, now seen corresponding path program 1 times [2025-03-03 22:01:13,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:13,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629807699] [2025-03-03 22:01:13,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:13,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:14,020 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-03-03 22:01:14,043 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-03-03 22:01:14,043 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:14,044 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2178 trivial. 0 not checked. [2025-03-03 22:01:14,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:01:14,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629807699] [2025-03-03 22:01:14,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629807699] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:01:14,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [185436065] [2025-03-03 22:01:14,244 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:14,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:01:14,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:01:14,251 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) [2025-03-03 22:01:14,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 22:01:14,330 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-03-03 22:01:14,400 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-03-03 22:01:14,400 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:14,400 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:14,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 22:01:14,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:01:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 2178 trivial. 0 not checked. [2025-03-03 22:01:14,450 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 22:01:14,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [185436065] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:14,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 22:01:14,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 22:01:14,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379614838] [2025-03-03 22:01:14,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:14,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 22:01:14,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:01:14,471 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 22:01:14,471 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 22:01:14,474 INFO L87 Difference]: Start difference. First operand has 100 states, 63 states have (on average 1.4603174603174602) internal successors, (92), 64 states have internal predecessors, (92), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2025-03-03 22:01:14,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:14,503 INFO L93 Difference]: Finished difference Result 194 states and 349 transitions. [2025-03-03 22:01:14,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 22:01:14,505 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) Word has length 214 [2025-03-03 22:01:14,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:14,509 INFO L225 Difference]: With dead ends: 194 [2025-03-03 22:01:14,509 INFO L226 Difference]: Without dead ends: 97 [2025-03-03 22:01:14,511 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 22:01:14,513 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:14,513 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 153 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 22:01:14,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2025-03-03 22:01:14,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2025-03-03 22:01:14,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 61 states have (on average 1.4098360655737705) internal successors, (86), 61 states have internal predecessors, (86), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-03-03 22:01:14,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 154 transitions. [2025-03-03 22:01:14,551 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 154 transitions. Word has length 214 [2025-03-03 22:01:14,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:14,552 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 154 transitions. [2025-03-03 22:01:14,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2025-03-03 22:01:14,552 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 154 transitions. [2025-03-03 22:01:14,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-03-03 22:01:14,557 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:14,557 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:14,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-03 22:01:14,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-03 22:01:14,758 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:14,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:14,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1632965903, now seen corresponding path program 1 times [2025-03-03 22:01:14,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:14,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733631777] [2025-03-03 22:01:14,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:14,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:14,785 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-03-03 22:01:14,837 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-03-03 22:01:14,837 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:14,837 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:15,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-03-03 22:01:15,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:01:15,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733631777] [2025-03-03 22:01:15,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733631777] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:15,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:01:15,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-03 22:01:15,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152378730] [2025-03-03 22:01:15,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:15,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 22:01:15,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:01:15,144 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 22:01:15,144 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:01:15,144 INFO L87 Difference]: Start difference. First operand 97 states and 154 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:15,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:15,241 INFO L93 Difference]: Finished difference Result 285 states and 456 transitions. [2025-03-03 22:01:15,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 22:01:15,244 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2025-03-03 22:01:15,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:15,246 INFO L225 Difference]: With dead ends: 285 [2025-03-03 22:01:15,246 INFO L226 Difference]: Without dead ends: 191 [2025-03-03 22:01:15,247 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:01:15,251 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 89 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:15,251 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 270 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-03 22:01:15,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2025-03-03 22:01:15,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 188. [2025-03-03 22:01:15,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 117 states have (on average 1.4102564102564104) internal successors, (165), 117 states have internal predecessors, (165), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2025-03-03 22:01:15,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 301 transitions. [2025-03-03 22:01:15,293 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 301 transitions. Word has length 215 [2025-03-03 22:01:15,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:15,294 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 301 transitions. [2025-03-03 22:01:15,294 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:15,295 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 301 transitions. [2025-03-03 22:01:15,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2025-03-03 22:01:15,298 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:15,298 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:15,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 22:01:15,300 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:15,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:15,300 INFO L85 PathProgramCache]: Analyzing trace with hash 162088583, now seen corresponding path program 1 times [2025-03-03 22:01:15,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:15,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391605190] [2025-03-03 22:01:15,301 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:15,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:15,318 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-03-03 22:01:15,400 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-03-03 22:01:15,403 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:15,404 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:15,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-03-03 22:01:15,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:01:15,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391605190] [2025-03-03 22:01:15,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391605190] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:15,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:01:15,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-03 22:01:15,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725015425] [2025-03-03 22:01:15,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:15,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-03 22:01:15,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:01:15,959 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-03 22:01:15,959 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-03 22:01:15,960 INFO L87 Difference]: Start difference. First operand 188 states and 301 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2025-03-03 22:01:16,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:16,600 INFO L93 Difference]: Finished difference Result 537 states and 858 transitions. [2025-03-03 22:01:16,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 22:01:16,601 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 216 [2025-03-03 22:01:16,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:16,605 INFO L225 Difference]: With dead ends: 537 [2025-03-03 22:01:16,606 INFO L226 Difference]: Without dead ends: 352 [2025-03-03 22:01:16,608 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2025-03-03 22:01:16,609 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 228 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:16,610 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 596 Invalid, 541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-03 22:01:16,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2025-03-03 22:01:16,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 345. [2025-03-03 22:01:16,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 218 states have (on average 1.4036697247706422) internal successors, (306), 219 states have internal predecessors, (306), 122 states have call successors, (122), 4 states have call predecessors, (122), 4 states have return successors, (122), 121 states have call predecessors, (122), 122 states have call successors, (122) [2025-03-03 22:01:16,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 550 transitions. [2025-03-03 22:01:16,696 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 550 transitions. Word has length 216 [2025-03-03 22:01:16,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:16,696 INFO L471 AbstractCegarLoop]: Abstraction has 345 states and 550 transitions. [2025-03-03 22:01:16,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2025-03-03 22:01:16,697 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 550 transitions. [2025-03-03 22:01:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2025-03-03 22:01:16,701 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:16,701 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:16,701 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-03 22:01:16,702 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:16,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:16,702 INFO L85 PathProgramCache]: Analyzing trace with hash 373439496, now seen corresponding path program 1 times [2025-03-03 22:01:16,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:16,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514628931] [2025-03-03 22:01:16,703 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:16,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:16,719 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-03-03 22:01:16,815 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-03-03 22:01:16,815 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:16,815 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-03-03 22:01:17,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:01:17,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514628931] [2025-03-03 22:01:17,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514628931] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:17,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:01:17,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 22:01:17,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16396734] [2025-03-03 22:01:17,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:17,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 22:01:17,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:01:17,292 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 22:01:17,292 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-03 22:01:17,293 INFO L87 Difference]: Start difference. First operand 345 states and 550 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:17,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:17,654 INFO L93 Difference]: Finished difference Result 1119 states and 1758 transitions. [2025-03-03 22:01:17,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-03 22:01:17,654 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2025-03-03 22:01:17,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:17,662 INFO L225 Difference]: With dead ends: 1119 [2025-03-03 22:01:17,663 INFO L226 Difference]: Without dead ends: 777 [2025-03-03 22:01:17,664 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-03-03 22:01:17,665 INFO L435 NwaCegarLoop]: 270 mSDtfsCounter, 181 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 788 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:17,665 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 788 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-03 22:01:17,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 777 states. [2025-03-03 22:01:17,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 777 to 698. [2025-03-03 22:01:17,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 698 states, 445 states have (on average 1.3820224719101124) internal successors, (615), 447 states have internal predecessors, (615), 244 states have call successors, (244), 8 states have call predecessors, (244), 8 states have return successors, (244), 242 states have call predecessors, (244), 244 states have call successors, (244) [2025-03-03 22:01:17,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 1103 transitions. [2025-03-03 22:01:17,741 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 1103 transitions. Word has length 216 [2025-03-03 22:01:17,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:17,742 INFO L471 AbstractCegarLoop]: Abstraction has 698 states and 1103 transitions. [2025-03-03 22:01:17,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:17,742 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1103 transitions. [2025-03-03 22:01:17,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2025-03-03 22:01:17,744 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:17,744 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:17,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-03 22:01:17,745 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:17,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:17,746 INFO L85 PathProgramCache]: Analyzing trace with hash 374363017, now seen corresponding path program 1 times [2025-03-03 22:01:17,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:17,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259865857] [2025-03-03 22:01:17,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:17,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:17,759 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-03-03 22:01:17,889 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-03-03 22:01:17,890 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:17,890 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:21,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-03-03 22:01:21,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:01:21,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259865857] [2025-03-03 22:01:21,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259865857] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:21,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:01:21,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-03-03 22:01:21,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392717962] [2025-03-03 22:01:21,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:21,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-03 22:01:21,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:01:21,566 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-03 22:01:21,566 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2025-03-03 22:01:21,566 INFO L87 Difference]: Start difference. First operand 698 states and 1103 transitions. Second operand has 11 states, 11 states have (on average 4.454545454545454) internal successors, (49), 11 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:22,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:22,486 INFO L93 Difference]: Finished difference Result 1763 states and 2748 transitions. [2025-03-03 22:01:22,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-03 22:01:22,486 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.454545454545454) internal successors, (49), 11 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2025-03-03 22:01:22,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:22,493 INFO L225 Difference]: With dead ends: 1763 [2025-03-03 22:01:22,494 INFO L226 Difference]: Without dead ends: 1068 [2025-03-03 22:01:22,496 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2025-03-03 22:01:22,497 INFO L435 NwaCegarLoop]: 122 mSDtfsCounter, 241 mSDsluCounter, 615 mSDsCounter, 0 mSdLazyCounter, 426 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 737 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:22,497 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 737 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 426 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-03 22:01:22,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1068 states. [2025-03-03 22:01:22,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1068 to 887. [2025-03-03 22:01:22,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 887 states, 598 states have (on average 1.4013377926421404) internal successors, (838), 600 states have internal predecessors, (838), 278 states have call successors, (278), 10 states have call predecessors, (278), 10 states have return successors, (278), 276 states have call predecessors, (278), 278 states have call successors, (278) [2025-03-03 22:01:22,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 887 states and 1394 transitions. [2025-03-03 22:01:22,588 INFO L78 Accepts]: Start accepts. Automaton has 887 states and 1394 transitions. Word has length 216 [2025-03-03 22:01:22,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:22,590 INFO L471 AbstractCegarLoop]: Abstraction has 887 states and 1394 transitions. [2025-03-03 22:01:22,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.454545454545454) internal successors, (49), 11 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:22,591 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1394 transitions. [2025-03-03 22:01:22,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2025-03-03 22:01:22,592 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:22,592 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:22,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-03 22:01:22,593 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:22,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:22,593 INFO L85 PathProgramCache]: Analyzing trace with hash 503445736, now seen corresponding path program 1 times [2025-03-03 22:01:22,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:22,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440420365] [2025-03-03 22:01:22,594 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:22,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:22,620 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-03-03 22:01:22,644 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-03-03 22:01:22,644 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:22,644 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:22,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-03-03 22:01:22,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:01:22,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440420365] [2025-03-03 22:01:22,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440420365] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:22,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:01:22,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-03 22:01:22,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770288613] [2025-03-03 22:01:22,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:22,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 22:01:22,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:01:22,813 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 22:01:22,813 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:01:22,813 INFO L87 Difference]: Start difference. First operand 887 states and 1394 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:22,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:22,960 INFO L93 Difference]: Finished difference Result 2095 states and 3301 transitions. [2025-03-03 22:01:22,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 22:01:22,961 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2025-03-03 22:01:22,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:22,969 INFO L225 Difference]: With dead ends: 2095 [2025-03-03 22:01:22,969 INFO L226 Difference]: Without dead ends: 1386 [2025-03-03 22:01:22,972 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:01:22,972 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 82 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:22,972 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 266 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-03 22:01:22,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1386 states. [2025-03-03 22:01:23,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1386 to 1384. [2025-03-03 22:01:23,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1384 states, 913 states have (on average 1.3844468784227821) internal successors, (1264), 917 states have internal predecessors, (1264), 454 states have call successors, (454), 16 states have call predecessors, (454), 16 states have return successors, (454), 450 states have call predecessors, (454), 454 states have call successors, (454) [2025-03-03 22:01:23,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1384 states and 2172 transitions. [2025-03-03 22:01:23,104 INFO L78 Accepts]: Start accepts. Automaton has 1384 states and 2172 transitions. Word has length 216 [2025-03-03 22:01:23,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:23,105 INFO L471 AbstractCegarLoop]: Abstraction has 1384 states and 2172 transitions. [2025-03-03 22:01:23,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:23,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2172 transitions. [2025-03-03 22:01:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-03-03 22:01:23,109 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:23,109 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:23,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-03 22:01:23,109 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:23,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:23,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1958802691, now seen corresponding path program 1 times [2025-03-03 22:01:23,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:23,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812690907] [2025-03-03 22:01:23,110 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:23,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:23,124 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-03-03 22:01:23,215 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-03-03 22:01:23,215 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:23,215 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:23,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 9 proven. 90 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2025-03-03 22:01:23,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:01:23,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812690907] [2025-03-03 22:01:23,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812690907] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:01:23,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [443220084] [2025-03-03 22:01:23,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:23,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:01:23,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:01:23,372 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 22:01:23,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 22:01:23,427 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-03-03 22:01:23,477 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-03-03 22:01:23,477 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:23,477 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:23,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-03 22:01:23,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:01:23,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 399 proven. 90 refuted. 0 times theorem prover too weak. 1755 trivial. 0 not checked. [2025-03-03 22:01:23,775 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 22:01:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 9 proven. 90 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2025-03-03 22:01:24,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [443220084] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 22:01:24,017 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-03 22:01:24,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-03-03 22:01:24,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618105277] [2025-03-03 22:01:24,018 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-03 22:01:24,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-03 22:01:24,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:01:24,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-03 22:01:24,019 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-03 22:01:24,019 INFO L87 Difference]: Start difference. First operand 1384 states and 2172 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2025-03-03 22:01:24,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:24,261 INFO L93 Difference]: Finished difference Result 1934 states and 2990 transitions. [2025-03-03 22:01:24,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-03 22:01:24,262 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 217 [2025-03-03 22:01:24,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:24,267 INFO L225 Difference]: With dead ends: 1934 [2025-03-03 22:01:24,267 INFO L226 Difference]: Without dead ends: 718 [2025-03-03 22:01:24,271 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 431 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-03-03 22:01:24,271 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 101 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:24,272 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 249 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-03 22:01:24,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 718 states. [2025-03-03 22:01:24,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 718 to 664. [2025-03-03 22:01:24,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 664 states, 438 states have (on average 1.3105022831050228) internal successors, (574), 440 states have internal predecessors, (574), 210 states have call successors, (210), 15 states have call predecessors, (210), 15 states have return successors, (210), 208 states have call predecessors, (210), 210 states have call successors, (210) [2025-03-03 22:01:24,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 664 states and 994 transitions. [2025-03-03 22:01:24,338 INFO L78 Accepts]: Start accepts. Automaton has 664 states and 994 transitions. Word has length 217 [2025-03-03 22:01:24,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:24,339 INFO L471 AbstractCegarLoop]: Abstraction has 664 states and 994 transitions. [2025-03-03 22:01:24,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2025-03-03 22:01:24,339 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 994 transitions. [2025-03-03 22:01:24,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-03-03 22:01:24,342 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:24,342 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:24,349 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-03 22:01:24,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2025-03-03 22:01:24,546 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:24,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:24,547 INFO L85 PathProgramCache]: Analyzing trace with hash -133029379, now seen corresponding path program 1 times [2025-03-03 22:01:24,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:24,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906635385] [2025-03-03 22:01:24,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:24,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:24,558 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-03-03 22:01:24,593 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-03-03 22:01:24,594 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:24,594 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:24,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-03-03 22:01:24,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:01:24,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906635385] [2025-03-03 22:01:24,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906635385] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:24,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:01:24,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 22:01:24,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093038795] [2025-03-03 22:01:24,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:24,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 22:01:24,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:01:24,678 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 22:01:24,678 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 22:01:24,679 INFO L87 Difference]: Start difference. First operand 664 states and 994 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:24,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:24,929 INFO L93 Difference]: Finished difference Result 1037 states and 1561 transitions. [2025-03-03 22:01:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 22:01:24,930 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 217 [2025-03-03 22:01:24,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:24,935 INFO L225 Difference]: With dead ends: 1037 [2025-03-03 22:01:24,935 INFO L226 Difference]: Without dead ends: 847 [2025-03-03 22:01:24,936 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-03 22:01:24,937 INFO L435 NwaCegarLoop]: 246 mSDtfsCounter, 148 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:24,937 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 512 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-03 22:01:24,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2025-03-03 22:01:25,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 843. [2025-03-03 22:01:25,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 843 states, 545 states have (on average 1.3027522935779816) internal successors, (710), 547 states have internal predecessors, (710), 278 states have call successors, (278), 19 states have call predecessors, (278), 19 states have return successors, (278), 276 states have call predecessors, (278), 278 states have call successors, (278) [2025-03-03 22:01:25,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 1266 transitions. [2025-03-03 22:01:25,012 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 1266 transitions. Word has length 217 [2025-03-03 22:01:25,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:25,012 INFO L471 AbstractCegarLoop]: Abstraction has 843 states and 1266 transitions. [2025-03-03 22:01:25,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:25,012 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1266 transitions. [2025-03-03 22:01:25,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-03-03 22:01:25,015 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:25,015 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:25,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-03 22:01:25,015 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:25,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:25,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1940483842, now seen corresponding path program 1 times [2025-03-03 22:01:25,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:25,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023557957] [2025-03-03 22:01:25,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:25,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:25,029 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-03-03 22:01:25,113 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-03-03 22:01:25,113 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:25,113 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:25,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 30 proven. 69 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2025-03-03 22:01:25,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:01:25,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023557957] [2025-03-03 22:01:25,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023557957] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:01:25,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [129852629] [2025-03-03 22:01:25,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:25,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:01:25,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:01:25,956 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 22:01:25,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-03 22:01:26,016 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-03-03 22:01:26,072 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-03-03 22:01:26,073 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:26,073 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:26,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-03-03 22:01:26,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:01:26,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 735 proven. 18 refuted. 0 times theorem prover too weak. 1491 trivial. 0 not checked. [2025-03-03 22:01:26,672 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 22:01:26,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [129852629] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:01:26,808 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-03 22:01:26,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6] total 15 [2025-03-03 22:01:26,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940685876] [2025-03-03 22:01:26,809 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-03 22:01:26,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-03-03 22:01:26,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:01:26,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-03-03 22:01:26,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2025-03-03 22:01:26,810 INFO L87 Difference]: Start difference. First operand 843 states and 1266 transitions. Second operand has 15 states, 15 states have (on average 6.533333333333333) internal successors, (98), 15 states have internal predecessors, (98), 6 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 6 states have call predecessors, (68), 6 states have call successors, (68) [2025-03-03 22:01:28,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:28,722 INFO L93 Difference]: Finished difference Result 1791 states and 2592 transitions. [2025-03-03 22:01:28,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-03-03 22:01:28,723 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.533333333333333) internal successors, (98), 15 states have internal predecessors, (98), 6 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 6 states have call predecessors, (68), 6 states have call successors, (68) Word has length 217 [2025-03-03 22:01:28,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:28,729 INFO L225 Difference]: With dead ends: 1791 [2025-03-03 22:01:28,730 INFO L226 Difference]: Without dead ends: 1034 [2025-03-03 22:01:28,732 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=525, Invalid=1367, Unknown=0, NotChecked=0, Total=1892 [2025-03-03 22:01:28,733 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 900 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 682 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 900 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 1267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 682 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:28,734 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [900 Valid, 341 Invalid, 1267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [682 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-03-03 22:01:28,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1034 states. [2025-03-03 22:01:28,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1034 to 937. [2025-03-03 22:01:28,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 937 states, 617 states have (on average 1.2285251215559156) internal successors, (758), 621 states have internal predecessors, (758), 282 states have call successors, (282), 37 states have call predecessors, (282), 37 states have return successors, (282), 278 states have call predecessors, (282), 282 states have call successors, (282) [2025-03-03 22:01:28,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 937 states and 1322 transitions. [2025-03-03 22:01:28,854 INFO L78 Accepts]: Start accepts. Automaton has 937 states and 1322 transitions. Word has length 217 [2025-03-03 22:01:28,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:28,855 INFO L471 AbstractCegarLoop]: Abstraction has 937 states and 1322 transitions. [2025-03-03 22:01:28,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.533333333333333) internal successors, (98), 15 states have internal predecessors, (98), 6 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 6 states have call predecessors, (68), 6 states have call successors, (68) [2025-03-03 22:01:28,855 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1322 transitions. [2025-03-03 22:01:28,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2025-03-03 22:01:28,856 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:28,857 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:28,864 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-03 22:01:29,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:01:29,058 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:29,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:29,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1010091563, now seen corresponding path program 1 times [2025-03-03 22:01:29,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:29,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358566530] [2025-03-03 22:01:29,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:29,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:29,067 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 218 statements into 1 equivalence classes. [2025-03-03 22:01:29,112 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 218 of 218 statements. [2025-03-03 22:01:29,112 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:29,113 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:29,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 3 proven. 96 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2025-03-03 22:01:29,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:01:29,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358566530] [2025-03-03 22:01:29,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358566530] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:01:29,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [610728562] [2025-03-03 22:01:29,306 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:29,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:01:29,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:01:29,308 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 22:01:29,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-03 22:01:29,361 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 218 statements into 1 equivalence classes. [2025-03-03 22:01:29,422 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 218 of 218 statements. [2025-03-03 22:01:29,422 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:29,422 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:29,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-03 22:01:29,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:01:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 163 proven. 96 refuted. 0 times theorem prover too weak. 1985 trivial. 0 not checked. [2025-03-03 22:01:29,712 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 22:01:29,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 3 proven. 96 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2025-03-03 22:01:29,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [610728562] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 22:01:29,932 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-03 22:01:29,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2025-03-03 22:01:29,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685102460] [2025-03-03 22:01:29,932 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-03 22:01:29,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-03 22:01:29,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:01:29,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-03 22:01:29,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2025-03-03 22:01:29,933 INFO L87 Difference]: Start difference. First operand 937 states and 1322 transitions. Second operand has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 2 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2025-03-03 22:01:30,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:30,522 INFO L93 Difference]: Finished difference Result 1853 states and 2556 transitions. [2025-03-03 22:01:30,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2025-03-03 22:01:30,523 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 2 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 218 [2025-03-03 22:01:30,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:30,530 INFO L225 Difference]: With dead ends: 1853 [2025-03-03 22:01:30,530 INFO L226 Difference]: Without dead ends: 1064 [2025-03-03 22:01:30,532 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 429 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2025-03-03 22:01:30,533 INFO L435 NwaCegarLoop]: 185 mSDtfsCounter, 226 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 811 SdHoareTripleChecker+Invalid, 776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:30,533 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 811 Invalid, 776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 700 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-03 22:01:30,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2025-03-03 22:01:30,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 930. [2025-03-03 22:01:30,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 930 states, 608 states have (on average 1.2203947368421053) internal successors, (742), 610 states have internal predecessors, (742), 278 states have call successors, (278), 43 states have call predecessors, (278), 43 states have return successors, (278), 276 states have call predecessors, (278), 278 states have call successors, (278) [2025-03-03 22:01:30,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 930 states and 1298 transitions. [2025-03-03 22:01:30,629 INFO L78 Accepts]: Start accepts. Automaton has 930 states and 1298 transitions. Word has length 218 [2025-03-03 22:01:30,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:30,630 INFO L471 AbstractCegarLoop]: Abstraction has 930 states and 1298 transitions. [2025-03-03 22:01:30,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 2 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2025-03-03 22:01:30,630 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1298 transitions. [2025-03-03 22:01:30,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2025-03-03 22:01:30,631 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:30,632 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:30,639 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-03-03 22:01:30,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:01:30,833 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:30,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:30,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1009168042, now seen corresponding path program 1 times [2025-03-03 22:01:30,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:30,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798140448] [2025-03-03 22:01:30,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:30,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:30,841 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 218 statements into 1 equivalence classes. [2025-03-03 22:01:30,849 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 218 of 218 statements. [2025-03-03 22:01:30,849 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:30,849 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:30,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-03-03 22:01:30,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 22:01:30,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798140448] [2025-03-03 22:01:30,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798140448] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:30,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:01:30,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-03 22:01:30,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879958690] [2025-03-03 22:01:30,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:30,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 22:01:30,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 22:01:30,940 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 22:01:30,940 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:01:30,940 INFO L87 Difference]: Start difference. First operand 930 states and 1298 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:31,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:31,051 INFO L93 Difference]: Finished difference Result 1655 states and 2307 transitions. [2025-03-03 22:01:31,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 22:01:31,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2025-03-03 22:01:31,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:31,059 INFO L225 Difference]: With dead ends: 1655 [2025-03-03 22:01:31,059 INFO L226 Difference]: Without dead ends: 824 [2025-03-03 22:01:31,061 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:01:31,062 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 132 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:31,062 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 267 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 22:01:31,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2025-03-03 22:01:31,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 822. [2025-03-03 22:01:31,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 822 states, 524 states have (on average 1.1984732824427482) internal successors, (628), 525 states have internal predecessors, (628), 258 states have call successors, (258), 39 states have call predecessors, (258), 39 states have return successors, (258), 257 states have call predecessors, (258), 258 states have call successors, (258) [2025-03-03 22:01:31,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1144 transitions. [2025-03-03 22:01:31,149 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1144 transitions. Word has length 218 [2025-03-03 22:01:31,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:31,149 INFO L471 AbstractCegarLoop]: Abstraction has 822 states and 1144 transitions. [2025-03-03 22:01:31,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:31,149 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1144 transitions. [2025-03-03 22:01:31,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2025-03-03 22:01:31,152 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:31,152 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:31,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-03 22:01:31,153 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:31,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:31,153 INFO L85 PathProgramCache]: Analyzing trace with hash -72819248, now seen corresponding path program 1 times [2025-03-03 22:01:31,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 22:01:31,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614236748] [2025-03-03 22:01:31,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:31,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 22:01:31,162 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 219 statements into 1 equivalence classes. [2025-03-03 22:01:31,240 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 219 of 219 statements. [2025-03-03 22:01:31,241 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:31,241 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 22:01:31,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1073249253] [2025-03-03 22:01:31,244 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:31,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 22:01:31,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:01:31,246 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 22:01:31,247 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-03 22:01:31,297 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 219 statements into 1 equivalence classes. [2025-03-03 22:01:31,372 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 219 of 219 statements. [2025-03-03 22:01:31,372 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:31,372 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 22:01:31,372 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 22:01:31,393 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 219 statements into 1 equivalence classes. [2025-03-03 22:01:31,445 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 219 of 219 statements. [2025-03-03 22:01:31,445 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:31,445 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 22:01:31,546 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 22:01:31,546 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 22:01:31,547 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 22:01:31,559 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-03-03 22:01:31,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2025-03-03 22:01:31,754 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:31,874 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 22:01:31,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 10:01:31 BoogieIcfgContainer [2025-03-03 22:01:31,877 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 22:01:31,878 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 22:01:31,878 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 22:01:31,878 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 22:01:31,878 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:01:13" (3/4) ... [2025-03-03 22:01:31,880 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 22:01:31,881 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 22:01:31,881 INFO L158 Benchmark]: Toolchain (without parser) took 18858.46ms. Allocated memory was 142.6MB in the beginning and 587.2MB in the end (delta: 444.6MB). Free memory was 109.9MB in the beginning and 523.7MB in the end (delta: -413.8MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2025-03-03 22:01:31,881 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 201.3MB. Free memory was 126.2MB in the beginning and 125.9MB in the end (delta: 307.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 22:01:31,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.66ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 94.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 22:01:31,881 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.70ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 91.0MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 22:01:31,881 INFO L158 Benchmark]: Boogie Preprocessor took 39.20ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 85.8MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 22:01:31,882 INFO L158 Benchmark]: IcfgBuilder took 483.62ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 57.4MB in the end (delta: 28.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 22:01:31,882 INFO L158 Benchmark]: TraceAbstraction took 18038.39ms. Allocated memory was 142.6MB in the beginning and 587.2MB in the end (delta: 444.6MB). Free memory was 56.3MB in the beginning and 523.9MB in the end (delta: -467.5MB). Peak memory consumption was 303.4MB. Max. memory is 16.1GB. [2025-03-03 22:01:31,882 INFO L158 Benchmark]: Witness Printer took 2.94ms. Allocated memory is still 587.2MB. Free memory was 523.9MB in the beginning and 523.7MB in the end (delta: 189.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 22:01:31,883 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 201.3MB. Free memory was 126.2MB in the beginning and 125.9MB in the end (delta: 307.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.66ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 94.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.70ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 91.0MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.20ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 85.8MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 483.62ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 57.4MB in the end (delta: 28.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 18038.39ms. Allocated memory was 142.6MB in the beginning and 587.2MB in the end (delta: 444.6MB). Free memory was 56.3MB in the beginning and 523.9MB in the end (delta: -467.5MB). Peak memory consumption was 303.4MB. Max. memory is 16.1GB. * Witness Printer took 2.94ms. Allocated memory is still 587.2MB. Free memory was 523.9MB in the beginning and 523.7MB in the end (delta: 189.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 138, overapproximation of someBinaryDOUBLEComparisonOperation at line 157, overapproximation of someBinaryDOUBLEComparisonOperation at line 183, overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 155, overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 205. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned short int var_1_6 = 4; [L26] unsigned short int var_1_9 = 4; [L27] unsigned short int var_1_10 = 10; [L28] double var_1_11 = 15.6; [L29] double var_1_12 = 256.4; [L30] double var_1_13 = 49.15; [L31] unsigned long int var_1_14 = 500; [L32] unsigned long int var_1_15 = 2173307753; [L33] unsigned long int var_1_16 = 3362224480; [L34] signed short int var_1_17 = 16; [L35] signed short int var_1_19 = 16; [L36] signed short int var_1_20 = 4; [L37] signed short int var_1_21 = 0; [L38] signed short int var_1_22 = -25; [L39] signed char var_1_23 = 1; [L40] signed char var_1_24 = 2; [L41] signed short int var_1_25 = -500; [L42] signed char var_1_26 = -2; [L43] signed char var_1_29 = 10; [L44] double var_1_30 = 0.5; [L45] double var_1_33 = 3.2; [L46] unsigned char var_1_34 = 2; [L47] unsigned char var_1_35 = 4; [L48] signed long int var_1_36 = -256; [L49] unsigned short int var_1_37 = 64; [L50] unsigned short int var_1_38 = 57633; [L51] unsigned short int var_1_39 = 28505; [L52] signed short int var_1_40 = 64; [L53] signed char var_1_41 = -100; [L54] unsigned short int var_1_42 = 5; [L55] signed char var_1_43 = 100; [L56] unsigned short int last_1_var_1_6 = 4; [L57] unsigned short int last_1_var_1_9 = 4; [L58] unsigned long int last_1_var_1_14 = 500; [L59] signed short int last_1_var_1_17 = 16; VAL [isInitial=0, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L209] isInitial = 1 [L210] FCALL initially() [L211] COND TRUE 1 [L212] CALL updateLastVariables() [L199] last_1_var_1_6 = var_1_6 [L200] last_1_var_1_9 = var_1_9 [L201] last_1_var_1_14 = var_1_14 [L202] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L212] RET updateLastVariables() [L213] CALL updateVariables() [L145] var_1_4 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L146] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_5=0, var_1_6=4, var_1_9=4] [L147] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L147] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L148] var_1_5 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L149] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_6=4, var_1_9=4] [L150] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L150] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L151] var_1_10 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L152] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L153] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L153] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L154] var_1_12 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L155] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L156] var_1_13 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L157] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L158] var_1_15 = __VERIFIER_nondet_ulong() [L159] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L159] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L160] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L160] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=3362224480, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L161] var_1_16 = __VERIFIER_nondet_ulong() [L162] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L162] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L163] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L163] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L164] var_1_19 = __VERIFIER_nondet_short() [L165] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L165] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L166] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L166] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L167] var_1_20 = __VERIFIER_nondet_short() [L168] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L168] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L169] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L169] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L170] var_1_21 = __VERIFIER_nondet_short() [L171] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L171] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L172] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L172] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L173] var_1_22 = __VERIFIER_nondet_short() [L174] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L174] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L175] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L175] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=2, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L176] var_1_24 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_24 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L177] RET assume_abort_if_not(var_1_24 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L178] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L178] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=10, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L179] var_1_29 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_29 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L180] RET assume_abort_if_not(var_1_29 >= -127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L181] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L181] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_33=16/5, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L182] var_1_33 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L183] RET assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=4, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L184] var_1_35 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L185] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L186] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L186] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=57633, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L187] var_1_38 = __VERIFIER_nondet_ushort() [L188] CALL assume_abort_if_not(var_1_38 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L188] RET assume_abort_if_not(var_1_38 >= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L189] CALL assume_abort_if_not(var_1_38 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L189] RET assume_abort_if_not(var_1_38 <= 65535) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=28505, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L190] var_1_39 = __VERIFIER_nondet_ushort() [L191] CALL assume_abort_if_not(var_1_39 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L191] RET assume_abort_if_not(var_1_39 >= 16383) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L192] CALL assume_abort_if_not(var_1_39 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L192] RET assume_abort_if_not(var_1_39 <= 32767) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=-100, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L193] var_1_41 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_41 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L194] RET assume_abort_if_not(var_1_41 >= -128) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L195] CALL assume_abort_if_not(var_1_41 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L195] RET assume_abort_if_not(var_1_41 <= 127) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L196] CALL assume_abort_if_not(var_1_41 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L196] RET assume_abort_if_not(var_1_41 != 0) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=1, var_1_24=0, var_1_25=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L213] RET updateVariables() [L214] CALL step() [L63] var_1_23 = var_1_24 [L64] var_1_25 = var_1_17 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L65] COND TRUE (- var_1_11) >= var_1_11 [L66] var_1_26 = ((((var_1_24) > (var_1_29)) ? (var_1_24) : (var_1_29))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L68] COND FALSE !(\read(var_1_1)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L73] COND FALSE !(var_1_14 < var_1_24) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=-256, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L76] COND TRUE var_1_17 != ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))) [L77] var_1_36 = (((((var_1_17 - var_1_14)) < ((((((var_1_24 + var_1_17)) < (var_1_9)) ? ((var_1_24 + var_1_17)) : (var_1_9))))) ? ((var_1_17 - var_1_14)) : ((((((var_1_24 + var_1_17)) < (var_1_9)) ? ((var_1_24 + var_1_17)) : (var_1_9)))))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L79] COND FALSE !((var_1_17 * (var_1_38 - var_1_6)) <= var_1_17) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=64, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L82] COND TRUE var_1_6 <= (var_1_38 * 64) [L83] var_1_37 = ((((var_1_6) > (((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))))) ? (var_1_6) : (((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35)))))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L86] EXPR var_1_17 ^ (var_1_14 % var_1_41) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=64, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L86] COND FALSE !(var_1_24 >= (var_1_17 ^ (var_1_14 % var_1_41))) [L95] var_1_40 = var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L97] var_1_42 = var_1_39 [L98] var_1_43 = var_1_24 [L99] signed long int stepLocal_0 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L100] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L105] signed long int stepLocal_3 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_3=4, var_1_10=0, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L106] COND TRUE last_1_var_1_14 >= stepLocal_3 [L107] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L109] COND TRUE var_1_6 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L110] COND TRUE (- var_1_14) > var_1_6 [L111] var_1_1 = 0 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L116] unsigned char stepLocal_2 = var_1_4; [L117] unsigned long int stepLocal_1 = var_1_14; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=7516192750, stepLocal_2=0, var_1_10=0, var_1_11=78/5, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L118] COND FALSE !(stepLocal_2 || var_1_1) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_1=7516192750, var_1_10=0, var_1_11=78/5, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L121] COND TRUE stepLocal_1 >= var_1_6 [L122] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, var_1_10=0, var_1_11=78/5, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L127] unsigned char stepLocal_5 = var_1_1; [L128] unsigned char stepLocal_4 = var_1_1; VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_4=0, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L129] COND FALSE !(stepLocal_4 && (var_1_5 && (var_1_12 < var_1_13))) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L136] COND TRUE var_1_14 <= var_1_14 VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_11=78/5, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L137] COND TRUE ! var_1_1 [L138] var_1_11 = (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, stepLocal_0=4, stepLocal_5=0, var_1_10=0, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L214] RET step() [L215] CALL, EXPR property() [L205-L206] return ((((((var_1_6 <= var_1_14) ? (((- var_1_14) > var_1_6) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((last_1_var_1_14 * (last_1_var_1_6 + last_1_var_1_17)) > last_1_var_1_9) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_14 >= var_1_6) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_14 <= var_1_14) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((last_1_var_1_14 >= last_1_var_1_9) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - last_1_var_1_17))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (last_1_var_1_17 >= ((((var_1_14) > (var_1_6)) ? (var_1_14) : (var_1_6))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L215] RET, EXPR property() [L215] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=500, last_1_var_1_17=16, last_1_var_1_6=4, last_1_var_1_9=4, var_1_10=0, var_1_14=7516192750, var_1_15=2147483647, var_1_16=7516192766, var_1_17=16, var_1_19=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_23=0, var_1_24=0, var_1_25=16, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=17, var_1_36=4, var_1_37=17, var_1_38=32767, var_1_39=16383, var_1_40=500, var_1_41=1, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 100 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.9s, OverallIterations: 12, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2364 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2328 mSDsluCounter, 4990 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3174 mSDsCounter, 1043 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2822 IncrementalHoareTripleChecker+Invalid, 3865 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1043 mSolverCounterUnsat, 1816 mSDtfsCounter, 2822 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1486 GetRequests, 1381 SyntacticMatches, 4 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 539 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1384occurred in iteration=6, InterpolantAutomatonStates: 95, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 563 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 3684 NumberOfCodeBlocks, 3684 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 3664 ConstructedInterpolants, 0 QuantifiedInterpolants, 17078 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2042 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 17 InterpolantComputations, 8 PerfectInterpolantSequences, 37437/38148 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-03 22:01:31,933 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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 79b29b86b24af881014bee2eb5f00471b24f63a400508f69bc40b1ef4007942f --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 22:01:33,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 22:01:33,756 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 22:01:33,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 22:01:33,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 22:01:33,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 22:01:33,782 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 22:01:33,782 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 22:01:33,782 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 22:01:33,782 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 22:01:33,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 22:01:33,783 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 22:01:33,783 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 22:01:33,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 22:01:33,784 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:01:33,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 22:01:33,784 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> 79b29b86b24af881014bee2eb5f00471b24f63a400508f69bc40b1ef4007942f [2025-03-03 22:01:34,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 22:01:34,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 22:01:34,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 22:01:34,024 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 22:01:34,024 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 22:01:34,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-03-03 22:01:35,151 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05ebbfbdf/5cd22e07f6384a93becda27757341ab4/FLAG4dd25063b [2025-03-03 22:01:35,337 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 22:01:35,338 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-03-03 22:01:35,346 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05ebbfbdf/5cd22e07f6384a93becda27757341ab4/FLAG4dd25063b [2025-03-03 22:01:35,357 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05ebbfbdf/5cd22e07f6384a93becda27757341ab4 [2025-03-03 22:01:35,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 22:01:35,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 22:01:35,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 22:01:35,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 22:01:35,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 22:01:35,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed583c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35, skipping insertion in model container [2025-03-03 22:01:35,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,378 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 22:01:35,474 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i[918,931] [2025-03-03 22:01:35,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:01:35,558 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 22:01:35,566 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i[918,931] [2025-03-03 22:01:35,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 22:01:35,616 INFO L204 MainTranslator]: Completed translation [2025-03-03 22:01:35,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35 WrapperNode [2025-03-03 22:01:35,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 22:01:35,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 22:01:35,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 22:01:35,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 22:01:35,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,636 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,659 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2025-03-03 22:01:35,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 22:01:35,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 22:01:35,662 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 22:01:35,662 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 22:01:35,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,670 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,683 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]. [2025-03-03 22:01:35,684 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,684 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,693 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,694 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,699 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,700 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,702 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 22:01:35,705 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 22:01:35,705 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 22:01:35,705 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 22:01:35,705 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (1/1) ... [2025-03-03 22:01:35,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 22:01:35,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 22:01:35,742 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) [2025-03-03 22:01:35,744 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 [2025-03-03 22:01:35,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 22:01:35,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 22:01:35,764 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 22:01:35,764 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 22:01:35,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 22:01:35,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 22:01:35,846 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 22:01:35,847 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 22:01:36,667 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-03 22:01:36,668 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 22:01:36,676 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 22:01:36,676 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 22:01:36,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:01:36 BoogieIcfgContainer [2025-03-03 22:01:36,676 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 22:01:36,678 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 22:01:36,678 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 22:01:36,682 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 22:01:36,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 10:01:35" (1/3) ... [2025-03-03 22:01:36,683 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69aa9209 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:01:36, skipping insertion in model container [2025-03-03 22:01:36,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 10:01:35" (2/3) ... [2025-03-03 22:01:36,683 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69aa9209 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 10:01:36, skipping insertion in model container [2025-03-03 22:01:36,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 10:01:36" (3/3) ... [2025-03-03 22:01:36,684 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-03-03 22:01:36,695 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 22:01:36,696 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i that has 2 procedures, 96 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 22:01:36,749 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 22:01:36,758 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;@1b86ba94, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 22:01:36,759 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 22:01:36,763 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-03-03 22:01:36,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2025-03-03 22:01:36,775 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:36,776 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:36,777 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:36,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:36,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1693373803, now seen corresponding path program 1 times [2025-03-03 22:01:36,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:01:36,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [22879258] [2025-03-03 22:01:36,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:36,795 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:36,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:01:36,797 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 22:01:36,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-03 22:01:36,918 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 213 statements into 1 equivalence classes. [2025-03-03 22:01:37,094 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 213 of 213 statements. [2025-03-03 22:01:37,096 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:37,096 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:37,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 22:01:37,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:01:37,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 714 proven. 0 refuted. 0 times theorem prover too weak. 1530 trivial. 0 not checked. [2025-03-03 22:01:37,164 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 22:01:37,165 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 22:01:37,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [22879258] [2025-03-03 22:01:37,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [22879258] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:37,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:01:37,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 22:01:37,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754915928] [2025-03-03 22:01:37,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:37,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 22:01:37,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 22:01:37,183 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 22:01:37,184 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 22:01:37,186 INFO L87 Difference]: Start difference. First operand has 96 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2025-03-03 22:01:37,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:37,219 INFO L93 Difference]: Finished difference Result 186 states and 335 transitions. [2025-03-03 22:01:37,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 22:01:37,221 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 213 [2025-03-03 22:01:37,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:37,228 INFO L225 Difference]: With dead ends: 186 [2025-03-03 22:01:37,228 INFO L226 Difference]: Without dead ends: 93 [2025-03-03 22:01:37,235 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 22:01:37,237 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:37,238 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 22:01:37,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2025-03-03 22:01:37,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2025-03-03 22:01:37,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 57 states have (on average 1.3859649122807018) internal successors, (79), 57 states have internal predecessors, (79), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2025-03-03 22:01:37,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 147 transitions. [2025-03-03 22:01:37,278 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 147 transitions. Word has length 213 [2025-03-03 22:01:37,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:37,278 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 147 transitions. [2025-03-03 22:01:37,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2025-03-03 22:01:37,279 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2025-03-03 22:01:37,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2025-03-03 22:01:37,283 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:37,283 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:37,292 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-03 22:01:37,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:37,484 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:37,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:37,486 INFO L85 PathProgramCache]: Analyzing trace with hash -816003954, now seen corresponding path program 1 times [2025-03-03 22:01:37,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:01:37,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2076546803] [2025-03-03 22:01:37,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:37,486 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:37,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:01:37,490 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 22:01:37,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-03 22:01:37,573 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-03-03 22:01:37,739 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-03-03 22:01:37,739 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:37,739 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:37,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-03 22:01:37,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:01:38,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-03-03 22:01:38,167 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 22:01:38,167 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 22:01:38,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2076546803] [2025-03-03 22:01:38,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2076546803] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:38,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:01:38,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 22:01:38,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644972443] [2025-03-03 22:01:38,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:38,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 22:01:38,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 22:01:38,170 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 22:01:38,170 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:01:38,171 INFO L87 Difference]: Start difference. First operand 93 states and 147 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:38,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:38,513 INFO L93 Difference]: Finished difference Result 273 states and 435 transitions. [2025-03-03 22:01:38,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 22:01:38,515 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 214 [2025-03-03 22:01:38,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:38,517 INFO L225 Difference]: With dead ends: 273 [2025-03-03 22:01:38,518 INFO L226 Difference]: Without dead ends: 183 [2025-03-03 22:01:38,518 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 22:01:38,519 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 51 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:38,519 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 291 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-03 22:01:38,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2025-03-03 22:01:38,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 181. [2025-03-03 22:01:38,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 110 states have (on average 1.3909090909090909) internal successors, (153), 110 states have internal predecessors, (153), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2025-03-03 22:01:38,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 289 transitions. [2025-03-03 22:01:38,545 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 289 transitions. Word has length 214 [2025-03-03 22:01:38,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:38,546 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 289 transitions. [2025-03-03 22:01:38,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:38,546 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 289 transitions. [2025-03-03 22:01:38,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2025-03-03 22:01:38,551 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:38,551 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:38,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-03-03 22:01:38,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:38,752 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:38,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:38,753 INFO L85 PathProgramCache]: Analyzing trace with hash -604653041, now seen corresponding path program 1 times [2025-03-03 22:01:38,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:01:38,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2012371126] [2025-03-03 22:01:38,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:38,753 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:38,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:01:38,755 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 22:01:38,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-03 22:01:38,813 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-03-03 22:01:38,986 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-03-03 22:01:38,987 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:38,987 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:38,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-03 22:01:39,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:01:39,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 319 proven. 183 refuted. 0 times theorem prover too weak. 1742 trivial. 0 not checked. [2025-03-03 22:01:39,830 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 22:01:40,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 9 proven. 186 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2025-03-03 22:01:40,316 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 22:01:40,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2012371126] [2025-03-03 22:01:40,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2012371126] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 22:01:40,316 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-03 22:01:40,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2025-03-03 22:01:40,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883434427] [2025-03-03 22:01:40,317 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-03 22:01:40,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-03-03 22:01:40,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 22:01:40,318 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-03-03 22:01:40,318 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2025-03-03 22:01:40,318 INFO L87 Difference]: Start difference. First operand 181 states and 289 transitions. Second operand has 14 states, 14 states have (on average 4.642857142857143) internal successors, (65), 14 states have internal predecessors, (65), 3 states have call successors, (66), 3 states have call predecessors, (66), 7 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2025-03-03 22:01:41,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:41,356 INFO L93 Difference]: Finished difference Result 433 states and 671 transitions. [2025-03-03 22:01:41,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-03-03 22:01:41,356 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.642857142857143) internal successors, (65), 14 states have internal predecessors, (65), 3 states have call successors, (66), 3 states have call predecessors, (66), 7 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) Word has length 214 [2025-03-03 22:01:41,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:41,359 INFO L225 Difference]: With dead ends: 433 [2025-03-03 22:01:41,359 INFO L226 Difference]: Without dead ends: 255 [2025-03-03 22:01:41,360 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 413 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=155, Invalid=351, Unknown=0, NotChecked=0, Total=506 [2025-03-03 22:01:41,361 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 321 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:41,361 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 428 Invalid, 447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-03 22:01:41,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2025-03-03 22:01:41,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 212. [2025-03-03 22:01:41,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 137 states have (on average 1.3284671532846715) internal successors, (182), 137 states have internal predecessors, (182), 68 states have call successors, (68), 6 states have call predecessors, (68), 6 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2025-03-03 22:01:41,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 318 transitions. [2025-03-03 22:01:41,389 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 318 transitions. Word has length 214 [2025-03-03 22:01:41,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:41,389 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 318 transitions. [2025-03-03 22:01:41,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.642857142857143) internal successors, (65), 14 states have internal predecessors, (65), 3 states have call successors, (66), 3 states have call predecessors, (66), 7 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2025-03-03 22:01:41,390 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 318 transitions. [2025-03-03 22:01:41,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-03-03 22:01:41,391 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:41,392 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:41,402 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2025-03-03 22:01:41,592 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:41,592 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:41,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:41,593 INFO L85 PathProgramCache]: Analyzing trace with hash -389126954, now seen corresponding path program 1 times [2025-03-03 22:01:41,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:01:41,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [139259433] [2025-03-03 22:01:41,594 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:41,594 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:41,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:01:41,596 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 22:01:41,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2025-03-03 22:01:41,634 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-03-03 22:01:41,789 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-03-03 22:01:41,790 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:41,790 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:41,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-03 22:01:41,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:01:42,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-03-03 22:01:42,102 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 22:01:42,102 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 22:01:42,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [139259433] [2025-03-03 22:01:42,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [139259433] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:42,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:01:42,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 22:01:42,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138806608] [2025-03-03 22:01:42,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:42,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 22:01:42,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 22:01:42,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 22:01:42,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-03 22:01:42,103 INFO L87 Difference]: Start difference. First operand 212 states and 318 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:43,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:43,096 INFO L93 Difference]: Finished difference Result 436 states and 656 transitions. [2025-03-03 22:01:43,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 22:01:43,097 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2025-03-03 22:01:43,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:43,099 INFO L225 Difference]: With dead ends: 436 [2025-03-03 22:01:43,099 INFO L226 Difference]: Without dead ends: 320 [2025-03-03 22:01:43,100 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2025-03-03 22:01:43,100 INFO L435 NwaCegarLoop]: 228 mSDtfsCounter, 166 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:43,101 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 363 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-03 22:01:43,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2025-03-03 22:01:43,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 317. [2025-03-03 22:01:43,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 205 states have (on average 1.326829268292683) internal successors, (272), 205 states have internal predecessors, (272), 102 states have call successors, (102), 9 states have call predecessors, (102), 9 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2025-03-03 22:01:43,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 476 transitions. [2025-03-03 22:01:43,126 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 476 transitions. Word has length 215 [2025-03-03 22:01:43,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:43,127 INFO L471 AbstractCegarLoop]: Abstraction has 317 states and 476 transitions. [2025-03-03 22:01:43,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:43,127 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 476 transitions. [2025-03-03 22:01:43,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-03-03 22:01:43,129 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:43,129 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:43,138 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2025-03-03 22:01:43,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:43,330 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:43,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:43,330 INFO L85 PathProgramCache]: Analyzing trace with hash 2098385879, now seen corresponding path program 1 times [2025-03-03 22:01:43,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:01:43,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1913612789] [2025-03-03 22:01:43,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:43,331 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:43,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:01:43,333 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 22:01:43,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2025-03-03 22:01:43,368 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-03-03 22:01:43,518 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-03-03 22:01:43,519 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:43,519 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:43,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-03 22:01:43,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:01:44,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 849 proven. 75 refuted. 0 times theorem prover too weak. 1320 trivial. 0 not checked. [2025-03-03 22:01:44,613 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 22:01:44,816 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 22:01:44,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1913612789] [2025-03-03 22:01:44,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1913612789] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:01:44,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1819593034] [2025-03-03 22:01:44,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:44,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-03 22:01:44,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-03 22:01:44,828 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-03-03 22:01:44,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2025-03-03 22:01:44,892 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-03-03 22:01:45,580 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-03-03 22:01:45,581 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:45,581 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:45,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-03 22:01:45,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:01:46,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 970 proven. 141 refuted. 0 times theorem prover too weak. 1133 trivial. 0 not checked. [2025-03-03 22:01:46,691 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 22:01:47,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1819593034] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 22:01:47,087 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-03 22:01:47,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 16 [2025-03-03 22:01:47,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399299450] [2025-03-03 22:01:47,087 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-03 22:01:47,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-03-03 22:01:47,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 22:01:47,088 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-03-03 22:01:47,088 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2025-03-03 22:01:47,088 INFO L87 Difference]: Start difference. First operand 317 states and 476 transitions. Second operand has 17 states, 17 states have (on average 6.0588235294117645) internal successors, (103), 16 states have internal predecessors, (103), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) [2025-03-03 22:01:50,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:50,801 INFO L93 Difference]: Finished difference Result 799 states and 1168 transitions. [2025-03-03 22:01:50,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-03-03 22:01:50,802 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.0588235294117645) internal successors, (103), 16 states have internal predecessors, (103), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) Word has length 215 [2025-03-03 22:01:50,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:50,805 INFO L225 Difference]: With dead ends: 799 [2025-03-03 22:01:50,805 INFO L226 Difference]: Without dead ends: 485 [2025-03-03 22:01:50,806 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 457 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 347 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=444, Invalid=1196, Unknown=0, NotChecked=0, Total=1640 [2025-03-03 22:01:50,808 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 309 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 1189 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 689 SdHoareTripleChecker+Invalid, 1446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 1189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:50,808 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 689 Invalid, 1446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1189 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2025-03-03 22:01:50,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2025-03-03 22:01:50,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 431. [2025-03-03 22:01:50,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 274 states have (on average 1.2408759124087592) internal successors, (340), 274 states have internal predecessors, (340), 136 states have call successors, (136), 20 states have call predecessors, (136), 20 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2025-03-03 22:01:50,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 612 transitions. [2025-03-03 22:01:50,851 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 612 transitions. Word has length 215 [2025-03-03 22:01:50,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:50,852 INFO L471 AbstractCegarLoop]: Abstraction has 431 states and 612 transitions. [2025-03-03 22:01:50,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.0588235294117645) internal successors, (103), 16 states have internal predecessors, (103), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) [2025-03-03 22:01:50,852 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 612 transitions. [2025-03-03 22:01:50,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-03-03 22:01:50,853 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:50,853 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:50,862 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2025-03-03 22:01:51,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2025-03-03 22:01:51,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:51,255 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:51,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:51,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1804982872, now seen corresponding path program 1 times [2025-03-03 22:01:51,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:01:51,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1233274889] [2025-03-03 22:01:51,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:51,256 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:51,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:01:51,257 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 22:01:51,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2025-03-03 22:01:51,287 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-03-03 22:01:51,423 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-03-03 22:01:51,423 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:51,423 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:51,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-03 22:01:51,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 22:01:52,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-03-03 22:01:52,121 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 22:01:52,121 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 22:01:52,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1233274889] [2025-03-03 22:01:52,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1233274889] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 22:01:52,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 22:01:52,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 22:01:52,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658280188] [2025-03-03 22:01:52,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 22:01:52,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 22:01:52,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 22:01:52,122 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 22:01:52,122 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 22:01:52,123 INFO L87 Difference]: Start difference. First operand 431 states and 612 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:52,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 22:01:52,996 INFO L93 Difference]: Finished difference Result 652 states and 921 transitions. [2025-03-03 22:01:53,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 22:01:53,013 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2025-03-03 22:01:53,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 22:01:53,015 INFO L225 Difference]: With dead ends: 652 [2025-03-03 22:01:53,016 INFO L226 Difference]: Without dead ends: 224 [2025-03-03 22:01:53,017 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-03 22:01:53,019 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 80 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-03-03 22:01:53,019 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 408 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-03-03 22:01:53,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2025-03-03 22:01:53,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 196. [2025-03-03 22:01:53,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 117 states have (on average 1.1794871794871795) internal successors, (138), 117 states have internal predecessors, (138), 68 states have call successors, (68), 10 states have call predecessors, (68), 10 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2025-03-03 22:01:53,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 274 transitions. [2025-03-03 22:01:53,048 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 274 transitions. Word has length 215 [2025-03-03 22:01:53,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 22:01:53,049 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 274 transitions. [2025-03-03 22:01:53,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2025-03-03 22:01:53,049 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 274 transitions. [2025-03-03 22:01:53,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2025-03-03 22:01:53,050 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 22:01:53,050 INFO L218 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 22:01:53,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2025-03-03 22:01:53,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:53,251 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 22:01:53,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 22:01:53,251 INFO L85 PathProgramCache]: Analyzing trace with hash 232456305, now seen corresponding path program 1 times [2025-03-03 22:01:53,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 22:01:53,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [609091357] [2025-03-03 22:01:53,252 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 22:01:53,252 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 22:01:53,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 22:01:53,254 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 22:01:53,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2025-03-03 22:01:53,290 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-03-03 22:01:53,466 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-03-03 22:01:53,466 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 22:01:53,466 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 22:01:53,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 23 conjuncts are in the unsatisfiable core [2025-03-03 22:01:53,482 INFO L279 TraceCheckSpWp]: Computing forward predicates...