./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 c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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-?-c00e63d-m [2025-02-05 23:58:35,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 23:58:35,153 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 23:58:35,156 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 23:58:35,156 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 23:58:35,170 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 23:58:35,170 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 23:58:35,171 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 23:58:35,171 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 23:58:35,171 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 23:58:35,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 23:58:35,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 23:58:35,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 23:58:35,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 23:58:35,172 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 23:58:35,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 23:58:35,172 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 23:58:35,172 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 23:58:35,172 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 23:58:35,172 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 23:58:35,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 23:58:35,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 23:58:35,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 23:58:35,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 23:58:35,172 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 23:58:35,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 23:58:35,173 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 23:58:35,173 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 23:58:35,173 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 23:58:35,173 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 23:58:35,173 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 23:58:35,173 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 23:58:35,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 23:58:35,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 23:58:35,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 23:58:35,174 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 23:58:35,174 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 23:58:35,174 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 23:58:35,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 23:58:35,174 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 23:58:35,174 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 23:58:35,174 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 23:58:35,174 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 23:58:35,174 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-jdk21/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 [2025-02-05 23:58:35,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 23:58:35,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 23:58:35,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 23:58:35,408 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 23:58:35,408 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 23:58:35,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-02-05 23:58:36,622 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/94531a645/9d81debb837d4e0ebcd3d28c13a9a248/FLAG37a2d7c0d [2025-02-05 23:58:36,885 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 23:58:36,886 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-02-05 23:58:36,893 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/94531a645/9d81debb837d4e0ebcd3d28c13a9a248/FLAG37a2d7c0d [2025-02-05 23:58:36,912 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/94531a645/9d81debb837d4e0ebcd3d28c13a9a248 [2025-02-05 23:58:36,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 23:58:36,915 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 23:58:36,916 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 23:58:36,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 23:58:36,919 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 23:58:36,920 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 11:58:36" (1/1) ... [2025-02-05 23:58:36,920 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a92e0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:36, skipping insertion in model container [2025-02-05 23:58:36,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 11:58:36" (1/1) ... [2025-02-05 23:58:36,940 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 23:58:37,035 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i[918,931] [2025-02-05 23:58:37,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 23:58:37,133 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 23:58:37,140 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i[918,931] [2025-02-05 23:58:37,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 23:58:37,173 INFO L204 MainTranslator]: Completed translation [2025-02-05 23:58:37,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37 WrapperNode [2025-02-05 23:58:37,173 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 23:58:37,174 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 23:58:37,174 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 23:58:37,174 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 23:58:37,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,219 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 230 [2025-02-05 23:58:37,219 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 23:58:37,220 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 23:58:37,220 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 23:58:37,220 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 23:58:37,233 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,235 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,262 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]. [2025-02-05 23:58:37,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,274 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,279 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,285 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 23:58:37,286 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 23:58:37,286 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 23:58:37,286 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 23:58:37,289 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (1/1) ... [2025-02-05 23:58:37,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 23:58:37,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 23:58:37,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 23:58:37,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 23:58:37,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 23:58:37,354 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 23:58:37,354 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 23:58:37,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 23:58:37,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 23:58:37,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 23:58:37,424 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 23:58:37,426 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 23:58:37,844 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-02-05 23:58:37,845 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 23:58:37,862 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 23:58:37,864 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 23:58:37,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 11:58:37 BoogieIcfgContainer [2025-02-05 23:58:37,865 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 23:58:37,866 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 23:58:37,867 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 23:58:37,870 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 23:58:37,870 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 11:58:36" (1/3) ... [2025-02-05 23:58:37,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29056d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 11:58:37, skipping insertion in model container [2025-02-05 23:58:37,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:58:37" (2/3) ... [2025-02-05 23:58:37,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29056d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 11:58:37, skipping insertion in model container [2025-02-05 23:58:37,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 11:58:37" (3/3) ... [2025-02-05 23:58:37,874 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-02-05 23:58:37,884 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 23:58:37,886 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. [2025-02-05 23:58:37,940 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 23:58:37,949 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;@25dd9e9c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 23:58:37,949 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 23:58:37,954 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) [2025-02-05 23:58:37,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2025-02-05 23:58:37,966 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:37,967 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] [2025-02-05 23:58:37,967 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:37,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:37,972 INFO L85 PathProgramCache]: Analyzing trace with hash -334735816, now seen corresponding path program 1 times [2025-02-05 23:58:37,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:37,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762787016] [2025-02-05 23:58:37,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:37,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:38,069 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-02-05 23:58:38,094 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-02-05 23:58:38,095 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:38,095 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:38,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2178 trivial. 0 not checked. [2025-02-05 23:58:38,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 23:58:38,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762787016] [2025-02-05 23:58:38,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762787016] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 23:58:38,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [222370985] [2025-02-05 23:58:38,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:38,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 23:58:38,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 23:58:38,314 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 23:58:38,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-05 23:58:38,414 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-02-05 23:58:38,510 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-02-05 23:58:38,510 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:38,510 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:38,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 23:58:38,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 23:58:38,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 2178 trivial. 0 not checked. [2025-02-05 23:58:38,573 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 23:58:38,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [222370985] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:58:38,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 23:58:38,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-05 23:58:38,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402841371] [2025-02-05 23:58:38,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:58:38,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 23:58:38,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 23:58:38,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 23:58:38,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 23:58:38,594 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) [2025-02-05 23:58:38,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:58:38,626 INFO L93 Difference]: Finished difference Result 194 states and 349 transitions. [2025-02-05 23:58:38,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 23:58:38,628 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 [2025-02-05 23:58:38,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:58:38,633 INFO L225 Difference]: With dead ends: 194 [2025-02-05 23:58:38,633 INFO L226 Difference]: Without dead ends: 97 [2025-02-05 23:58:38,636 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 [2025-02-05 23:58:38,638 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 [2025-02-05 23:58:38,639 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] [2025-02-05 23:58:38,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2025-02-05 23:58:38,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2025-02-05 23:58:38,668 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) [2025-02-05 23:58:38,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 154 transitions. [2025-02-05 23:58:38,675 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 154 transitions. Word has length 214 [2025-02-05 23:58:38,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:58:38,675 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 154 transitions. [2025-02-05 23:58:38,675 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) [2025-02-05 23:58:38,675 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 154 transitions. [2025-02-05 23:58:38,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-02-05 23:58:38,679 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:38,680 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] [2025-02-05 23:58:38,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-05 23:58:38,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-05 23:58:38,884 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:38,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:38,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1632965903, now seen corresponding path program 1 times [2025-02-05 23:58:38,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:38,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627254837] [2025-02-05 23:58:38,886 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:38,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:38,905 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-02-05 23:58:38,968 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-02-05 23:58:38,969 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:38,969 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:39,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-02-05 23:58:39,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 23:58:39,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627254837] [2025-02-05 23:58:39,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627254837] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:58:39,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 23:58:39,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-05 23:58:39,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93192230] [2025-02-05 23:58:39,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:58:39,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-05 23:58:39,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 23:58:39,364 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-05 23:58:39,364 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-05 23:58:39,364 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) [2025-02-05 23:58:39,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:58:39,451 INFO L93 Difference]: Finished difference Result 285 states and 456 transitions. [2025-02-05 23:58:39,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-05 23:58:39,453 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 [2025-02-05 23:58:39,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:58:39,456 INFO L225 Difference]: With dead ends: 285 [2025-02-05 23:58:39,456 INFO L226 Difference]: Without dead ends: 191 [2025-02-05 23:58:39,458 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 [2025-02-05 23:58:39,460 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 [2025-02-05 23:58:39,460 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] [2025-02-05 23:58:39,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2025-02-05 23:58:39,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 188. [2025-02-05 23:58:39,496 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) [2025-02-05 23:58:39,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 301 transitions. [2025-02-05 23:58:39,499 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 301 transitions. Word has length 215 [2025-02-05 23:58:39,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:58:39,499 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 301 transitions. [2025-02-05 23:58:39,499 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) [2025-02-05 23:58:39,499 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 301 transitions. [2025-02-05 23:58:39,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2025-02-05 23:58:39,501 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:39,501 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] [2025-02-05 23:58:39,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-05 23:58:39,502 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:39,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:39,502 INFO L85 PathProgramCache]: Analyzing trace with hash 162088583, now seen corresponding path program 1 times [2025-02-05 23:58:39,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:39,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802269032] [2025-02-05 23:58:39,503 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:39,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:39,516 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-02-05 23:58:39,572 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-02-05 23:58:39,573 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:39,573 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:40,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-02-05 23:58:40,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 23:58:40,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802269032] [2025-02-05 23:58:40,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802269032] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:58:40,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 23:58:40,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-05 23:58:40,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016896201] [2025-02-05 23:58:40,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:58:40,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-05 23:58:40,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 23:58:40,136 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-05 23:58:40,136 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-02-05 23:58:40,138 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) [2025-02-05 23:58:40,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:58:40,810 INFO L93 Difference]: Finished difference Result 537 states and 858 transitions. [2025-02-05 23:58:40,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-05 23:58:40,811 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 [2025-02-05 23:58:40,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:58:40,814 INFO L225 Difference]: With dead ends: 537 [2025-02-05 23:58:40,814 INFO L226 Difference]: Without dead ends: 352 [2025-02-05 23:58:40,815 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 [2025-02-05 23:58:40,816 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 [2025-02-05 23:58:40,816 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] [2025-02-05 23:58:40,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2025-02-05 23:58:40,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 345. [2025-02-05 23:58:40,870 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) [2025-02-05 23:58:40,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 550 transitions. [2025-02-05 23:58:40,873 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 550 transitions. Word has length 216 [2025-02-05 23:58:40,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:58:40,874 INFO L471 AbstractCegarLoop]: Abstraction has 345 states and 550 transitions. [2025-02-05 23:58:40,874 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) [2025-02-05 23:58:40,874 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 550 transitions. [2025-02-05 23:58:40,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2025-02-05 23:58:40,877 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:40,877 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] [2025-02-05 23:58:40,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-05 23:58:40,877 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:40,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:40,878 INFO L85 PathProgramCache]: Analyzing trace with hash 373439496, now seen corresponding path program 1 times [2025-02-05 23:58:40,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:40,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417962800] [2025-02-05 23:58:40,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:40,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:40,893 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-02-05 23:58:40,983 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-02-05 23:58:40,983 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:40,983 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:41,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-02-05 23:58:41,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 23:58:41,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417962800] [2025-02-05 23:58:41,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417962800] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:58:41,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 23:58:41,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-05 23:58:41,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637455437] [2025-02-05 23:58:41,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:58:41,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-05 23:58:41,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 23:58:41,507 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-05 23:58:41,507 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-02-05 23:58:41,508 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) [2025-02-05 23:58:41,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:58:41,868 INFO L93 Difference]: Finished difference Result 1119 states and 1758 transitions. [2025-02-05 23:58:41,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-05 23:58:41,869 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 [2025-02-05 23:58:41,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:58:41,875 INFO L225 Difference]: With dead ends: 1119 [2025-02-05 23:58:41,875 INFO L226 Difference]: Without dead ends: 777 [2025-02-05 23:58:41,877 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 [2025-02-05 23:58:41,877 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 [2025-02-05 23:58:41,877 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] [2025-02-05 23:58:41,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 777 states. [2025-02-05 23:58:41,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 777 to 698. [2025-02-05 23:58:41,992 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) [2025-02-05 23:58:41,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 698 states and 1103 transitions. [2025-02-05 23:58:42,001 INFO L78 Accepts]: Start accepts. Automaton has 698 states and 1103 transitions. Word has length 216 [2025-02-05 23:58:42,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:58:42,002 INFO L471 AbstractCegarLoop]: Abstraction has 698 states and 1103 transitions. [2025-02-05 23:58:42,002 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) [2025-02-05 23:58:42,003 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1103 transitions. [2025-02-05 23:58:42,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2025-02-05 23:58:42,005 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:42,005 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] [2025-02-05 23:58:42,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-05 23:58:42,006 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:42,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:42,007 INFO L85 PathProgramCache]: Analyzing trace with hash 374363017, now seen corresponding path program 1 times [2025-02-05 23:58:42,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:42,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145197554] [2025-02-05 23:58:42,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:42,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:42,023 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-02-05 23:58:42,161 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-02-05 23:58:42,161 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:42,161 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:45,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-02-05 23:58:45,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 23:58:45,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145197554] [2025-02-05 23:58:45,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145197554] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:58:45,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 23:58:45,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-02-05 23:58:45,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148289968] [2025-02-05 23:58:45,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:58:45,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-05 23:58:45,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 23:58:45,792 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-05 23:58:45,792 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2025-02-05 23:58:45,792 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) [2025-02-05 23:58:46,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:58:46,743 INFO L93 Difference]: Finished difference Result 1763 states and 2748 transitions. [2025-02-05 23:58:46,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-02-05 23:58:46,744 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 [2025-02-05 23:58:46,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:58:46,752 INFO L225 Difference]: With dead ends: 1763 [2025-02-05 23:58:46,753 INFO L226 Difference]: Without dead ends: 1068 [2025-02-05 23:58:46,756 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 [2025-02-05 23:58:46,758 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 [2025-02-05 23:58:46,759 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] [2025-02-05 23:58:46,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1068 states. [2025-02-05 23:58:46,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1068 to 887. [2025-02-05 23:58:46,852 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) [2025-02-05 23:58:46,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 887 states and 1394 transitions. [2025-02-05 23:58:46,859 INFO L78 Accepts]: Start accepts. Automaton has 887 states and 1394 transitions. Word has length 216 [2025-02-05 23:58:46,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:58:46,861 INFO L471 AbstractCegarLoop]: Abstraction has 887 states and 1394 transitions. [2025-02-05 23:58:46,861 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) [2025-02-05 23:58:46,862 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1394 transitions. [2025-02-05 23:58:46,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2025-02-05 23:58:46,865 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:46,865 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] [2025-02-05 23:58:46,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-05 23:58:46,865 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:46,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:46,868 INFO L85 PathProgramCache]: Analyzing trace with hash 503445736, now seen corresponding path program 1 times [2025-02-05 23:58:46,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:46,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576344476] [2025-02-05 23:58:46,869 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:46,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:46,881 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-02-05 23:58:46,906 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-02-05 23:58:46,906 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:46,906 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:47,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-02-05 23:58:47,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 23:58:47,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576344476] [2025-02-05 23:58:47,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576344476] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:58:47,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 23:58:47,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-05 23:58:47,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523113974] [2025-02-05 23:58:47,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:58:47,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-05 23:58:47,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 23:58:47,087 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-05 23:58:47,087 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-05 23:58:47,087 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) [2025-02-05 23:58:47,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:58:47,238 INFO L93 Difference]: Finished difference Result 2095 states and 3301 transitions. [2025-02-05 23:58:47,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-05 23:58:47,239 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 [2025-02-05 23:58:47,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:58:47,249 INFO L225 Difference]: With dead ends: 2095 [2025-02-05 23:58:47,250 INFO L226 Difference]: Without dead ends: 1386 [2025-02-05 23:58:47,252 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 [2025-02-05 23:58:47,252 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 [2025-02-05 23:58:47,253 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] [2025-02-05 23:58:47,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1386 states. [2025-02-05 23:58:47,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1386 to 1384. [2025-02-05 23:58:47,377 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) [2025-02-05 23:58:47,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1384 states and 2172 transitions. [2025-02-05 23:58:47,387 INFO L78 Accepts]: Start accepts. Automaton has 1384 states and 2172 transitions. Word has length 216 [2025-02-05 23:58:47,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:58:47,388 INFO L471 AbstractCegarLoop]: Abstraction has 1384 states and 2172 transitions. [2025-02-05 23:58:47,388 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) [2025-02-05 23:58:47,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2172 transitions. [2025-02-05 23:58:47,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-02-05 23:58:47,390 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:47,390 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] [2025-02-05 23:58:47,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-05 23:58:47,391 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:47,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:47,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1958802691, now seen corresponding path program 1 times [2025-02-05 23:58:47,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:47,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219473986] [2025-02-05 23:58:47,391 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:47,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:47,409 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-02-05 23:58:47,495 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-02-05 23:58:47,495 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:47,496 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:47,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 9 proven. 90 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2025-02-05 23:58:47,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 23:58:47,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219473986] [2025-02-05 23:58:47,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219473986] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 23:58:47,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1512367447] [2025-02-05 23:58:47,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:47,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 23:58:47,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 23:58:47,674 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 23:58:47,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-05 23:58:47,725 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-02-05 23:58:47,777 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-02-05 23:58:47,778 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:47,778 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:47,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-05 23:58:47,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 23:58:48,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 399 proven. 90 refuted. 0 times theorem prover too weak. 1755 trivial. 0 not checked. [2025-02-05 23:58:48,098 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 23:58:48,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 9 proven. 90 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2025-02-05 23:58:48,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1512367447] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 23:58:48,355 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-05 23:58:48,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-02-05 23:58:48,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234981513] [2025-02-05 23:58:48,356 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-05 23:58:48,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-05 23:58:48,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 23:58:48,357 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-05 23:58:48,357 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-05 23:58:48,357 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) [2025-02-05 23:58:48,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:58:48,565 INFO L93 Difference]: Finished difference Result 1934 states and 2990 transitions. [2025-02-05 23:58:48,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-02-05 23:58:48,565 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 [2025-02-05 23:58:48,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:58:48,570 INFO L225 Difference]: With dead ends: 1934 [2025-02-05 23:58:48,571 INFO L226 Difference]: Without dead ends: 718 [2025-02-05 23:58:48,574 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 [2025-02-05 23:58:48,574 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 [2025-02-05 23:58:48,575 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] [2025-02-05 23:58:48,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 718 states. [2025-02-05 23:58:48,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 718 to 664. [2025-02-05 23:58:48,628 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) [2025-02-05 23:58:48,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 664 states and 994 transitions. [2025-02-05 23:58:48,632 INFO L78 Accepts]: Start accepts. Automaton has 664 states and 994 transitions. Word has length 217 [2025-02-05 23:58:48,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:58:48,632 INFO L471 AbstractCegarLoop]: Abstraction has 664 states and 994 transitions. [2025-02-05 23:58:48,633 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) [2025-02-05 23:58:48,633 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 994 transitions. [2025-02-05 23:58:48,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-02-05 23:58:48,634 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:48,634 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] [2025-02-05 23:58:48,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-05 23:58:48,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 23:58:48,839 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:48,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:48,840 INFO L85 PathProgramCache]: Analyzing trace with hash -133029379, now seen corresponding path program 1 times [2025-02-05 23:58:48,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:48,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551397964] [2025-02-05 23:58:48,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:48,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:48,850 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-02-05 23:58:48,895 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-02-05 23:58:48,895 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:48,895 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-02-05 23:58:49,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 23:58:49,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551397964] [2025-02-05 23:58:49,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551397964] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:58:49,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 23:58:49,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 23:58:49,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311238961] [2025-02-05 23:58:49,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:58:49,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 23:58:49,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 23:58:49,013 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 23:58:49,013 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 23:58:49,013 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) [2025-02-05 23:58:49,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:58:49,266 INFO L93 Difference]: Finished difference Result 1037 states and 1561 transitions. [2025-02-05 23:58:49,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 23:58:49,266 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 [2025-02-05 23:58:49,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:58:49,274 INFO L225 Difference]: With dead ends: 1037 [2025-02-05 23:58:49,274 INFO L226 Difference]: Without dead ends: 847 [2025-02-05 23:58:49,275 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 [2025-02-05 23:58:49,275 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 [2025-02-05 23:58:49,276 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] [2025-02-05 23:58:49,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2025-02-05 23:58:49,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 843. [2025-02-05 23:58:49,332 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) [2025-02-05 23:58:49,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 1266 transitions. [2025-02-05 23:58:49,338 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 1266 transitions. Word has length 217 [2025-02-05 23:58:49,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:58:49,338 INFO L471 AbstractCegarLoop]: Abstraction has 843 states and 1266 transitions. [2025-02-05 23:58:49,339 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) [2025-02-05 23:58:49,339 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1266 transitions. [2025-02-05 23:58:49,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-02-05 23:58:49,341 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:49,341 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] [2025-02-05 23:58:49,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-02-05 23:58:49,341 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:49,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:49,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1940483842, now seen corresponding path program 1 times [2025-02-05 23:58:49,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:49,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953002563] [2025-02-05 23:58:49,342 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:49,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:49,353 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-02-05 23:58:49,450 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-02-05 23:58:49,450 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:49,450 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:50,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 30 proven. 69 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2025-02-05 23:58:50,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 23:58:50,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953002563] [2025-02-05 23:58:50,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953002563] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 23:58:50,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986018543] [2025-02-05 23:58:50,311 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:50,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 23:58:50,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 23:58:50,316 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 23:58:50,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-05 23:58:50,395 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-02-05 23:58:50,449 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-02-05 23:58:50,449 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:50,449 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:50,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-02-05 23:58:50,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 23:58:51,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 735 proven. 18 refuted. 0 times theorem prover too weak. 1491 trivial. 0 not checked. [2025-02-05 23:58:51,027 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 23:58:51,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [986018543] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 23:58:51,162 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-02-05 23:58:51,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6] total 15 [2025-02-05 23:58:51,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640657246] [2025-02-05 23:58:51,163 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-02-05 23:58:51,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2025-02-05 23:58:51,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 23:58:51,164 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-02-05 23:58:51,164 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2025-02-05 23:58:51,165 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) [2025-02-05 23:58:53,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:58:53,250 INFO L93 Difference]: Finished difference Result 1791 states and 2592 transitions. [2025-02-05 23:58:53,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2025-02-05 23:58:53,251 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 [2025-02-05 23:58:53,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:58:53,258 INFO L225 Difference]: With dead ends: 1791 [2025-02-05 23:58:53,259 INFO L226 Difference]: Without dead ends: 1034 [2025-02-05 23:58:53,261 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 [2025-02-05 23:58:53,262 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 900 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 682 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2025-02-05 23:58:53,263 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [900 Valid, 341 Invalid, 1267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [682 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-02-05 23:58:53,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1034 states. [2025-02-05 23:58:53,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1034 to 937. [2025-02-05 23:58:53,360 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) [2025-02-05 23:58:53,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 937 states and 1322 transitions. [2025-02-05 23:58:53,366 INFO L78 Accepts]: Start accepts. Automaton has 937 states and 1322 transitions. Word has length 217 [2025-02-05 23:58:53,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:58:53,367 INFO L471 AbstractCegarLoop]: Abstraction has 937 states and 1322 transitions. [2025-02-05 23:58:53,368 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) [2025-02-05 23:58:53,368 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1322 transitions. [2025-02-05 23:58:53,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2025-02-05 23:58:53,369 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:53,369 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] [2025-02-05 23:58:53,379 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-02-05 23:58:53,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 23:58:53,570 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:53,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:53,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1010091563, now seen corresponding path program 1 times [2025-02-05 23:58:53,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:53,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40314019] [2025-02-05 23:58:53,571 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:53,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:53,581 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 218 statements into 1 equivalence classes. [2025-02-05 23:58:53,633 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 218 of 218 statements. [2025-02-05 23:58:53,634 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:53,634 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:53,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 3 proven. 96 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2025-02-05 23:58:53,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 23:58:53,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40314019] [2025-02-05 23:58:53,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40314019] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 23:58:53,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1707407135] [2025-02-05 23:58:53,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:53,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 23:58:53,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 23:58:53,900 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 23:58:53,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-02-05 23:58:53,954 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 218 statements into 1 equivalence classes. [2025-02-05 23:58:54,015 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 218 of 218 statements. [2025-02-05 23:58:54,015 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:54,016 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:54,018 INFO L256 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-02-05 23:58:54,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 23:58:54,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 163 proven. 96 refuted. 0 times theorem prover too weak. 1985 trivial. 0 not checked. [2025-02-05 23:58:54,310 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 23:58:54,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 3 proven. 96 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2025-02-05 23:58:54,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1707407135] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 23:58:54,552 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-05 23:58:54,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2025-02-05 23:58:54,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869253085] [2025-02-05 23:58:54,553 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-05 23:58:54,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-02-05 23:58:54,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 23:58:54,554 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-02-05 23:58:54,554 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2025-02-05 23:58:54,554 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) [2025-02-05 23:58:55,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:58:55,168 INFO L93 Difference]: Finished difference Result 1853 states and 2556 transitions. [2025-02-05 23:58:55,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2025-02-05 23:58:55,169 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 [2025-02-05 23:58:55,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:58:55,175 INFO L225 Difference]: With dead ends: 1853 [2025-02-05 23:58:55,176 INFO L226 Difference]: Without dead ends: 1064 [2025-02-05 23:58:55,178 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 429 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2025-02-05 23:58:55,179 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 [2025-02-05 23:58:55,179 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] [2025-02-05 23:58:55,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2025-02-05 23:58:55,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 930. [2025-02-05 23:58:55,321 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) [2025-02-05 23:58:55,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 930 states and 1298 transitions. [2025-02-05 23:58:55,328 INFO L78 Accepts]: Start accepts. Automaton has 930 states and 1298 transitions. Word has length 218 [2025-02-05 23:58:55,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:58:55,328 INFO L471 AbstractCegarLoop]: Abstraction has 930 states and 1298 transitions. [2025-02-05 23:58:55,329 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) [2025-02-05 23:58:55,329 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1298 transitions. [2025-02-05 23:58:55,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2025-02-05 23:58:55,331 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:55,332 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] [2025-02-05 23:58:55,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-02-05 23:58:55,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2025-02-05 23:58:55,533 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:55,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:55,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1009168042, now seen corresponding path program 1 times [2025-02-05 23:58:55,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:55,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739831902] [2025-02-05 23:58:55,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:55,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:55,549 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 218 statements into 1 equivalence classes. [2025-02-05 23:58:55,561 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 218 of 218 statements. [2025-02-05 23:58:55,562 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:55,562 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:58:55,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-02-05 23:58:55,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 23:58:55,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739831902] [2025-02-05 23:58:55,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739831902] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:58:55,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 23:58:55,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-05 23:58:55,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780348957] [2025-02-05 23:58:55,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:58:55,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-05 23:58:55,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 23:58:55,684 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-05 23:58:55,685 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-05 23:58:55,685 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) [2025-02-05 23:58:55,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:58:55,804 INFO L93 Difference]: Finished difference Result 1655 states and 2307 transitions. [2025-02-05 23:58:55,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-05 23:58:55,804 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 [2025-02-05 23:58:55,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:58:55,812 INFO L225 Difference]: With dead ends: 1655 [2025-02-05 23:58:55,812 INFO L226 Difference]: Without dead ends: 824 [2025-02-05 23:58:55,815 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 [2025-02-05 23:58:55,816 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 [2025-02-05 23:58:55,816 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] [2025-02-05 23:58:55,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2025-02-05 23:58:55,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 822. [2025-02-05 23:58:55,903 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) [2025-02-05 23:58:55,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1144 transitions. [2025-02-05 23:58:55,907 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1144 transitions. Word has length 218 [2025-02-05 23:58:55,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:58:55,908 INFO L471 AbstractCegarLoop]: Abstraction has 822 states and 1144 transitions. [2025-02-05 23:58:55,908 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) [2025-02-05 23:58:55,908 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1144 transitions. [2025-02-05 23:58:55,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2025-02-05 23:58:55,909 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:58:55,909 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] [2025-02-05 23:58:55,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-02-05 23:58:55,909 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:58:55,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:58:55,910 INFO L85 PathProgramCache]: Analyzing trace with hash -72819248, now seen corresponding path program 1 times [2025-02-05 23:58:55,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 23:58:55,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140973106] [2025-02-05 23:58:55,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:55,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 23:58:55,921 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 219 statements into 1 equivalence classes. [2025-02-05 23:58:56,008 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 219 of 219 statements. [2025-02-05 23:58:56,011 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:56,011 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 23:58:56,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [441431828] [2025-02-05 23:58:56,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:58:56,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 23:58:56,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 23:58:56,016 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 23:58:56,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-02-05 23:58:56,065 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 219 statements into 1 equivalence classes. [2025-02-05 23:58:56,136 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 219 of 219 statements. [2025-02-05 23:58:56,136 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:56,136 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 23:58:56,136 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 23:58:56,156 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 219 statements into 1 equivalence classes. [2025-02-05 23:58:56,206 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 219 of 219 statements. [2025-02-05 23:58:56,206 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:58:56,206 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 23:58:56,312 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 23:58:56,312 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 23:58:56,313 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 23:58:56,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-02-05 23:58:56,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2025-02-05 23:58:56,518 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 23:58:56,657 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 23:58:56,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 11:58:56 BoogieIcfgContainer [2025-02-05 23:58:56,660 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 23:58:56,661 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 23:58:56,661 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 23:58:56,661 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 23:58:56,661 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 11:58:37" (3/4) ... [2025-02-05 23:58:56,663 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 23:58:56,663 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 23:58:56,665 INFO L158 Benchmark]: Toolchain (without parser) took 19749.38ms. Allocated memory was 167.8MB in the beginning and 696.3MB in the end (delta: 528.5MB). Free memory was 123.3MB in the beginning and 545.4MB in the end (delta: -422.1MB). Peak memory consumption was 109.8MB. Max. memory is 16.1GB. [2025-02-05 23:58:56,665 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 115.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 23:58:56,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.19ms. Allocated memory is still 167.8MB. Free memory was 123.3MB in the beginning and 107.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 23:58:56,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.35ms. Allocated memory is still 167.8MB. Free memory was 107.2MB in the beginning and 104.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 23:58:56,666 INFO L158 Benchmark]: Boogie Preprocessor took 65.49ms. Allocated memory is still 167.8MB. Free memory was 104.2MB in the beginning and 99.8MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-05 23:58:56,666 INFO L158 Benchmark]: IcfgBuilder took 579.04ms. Allocated memory is still 167.8MB. Free memory was 99.8MB in the beginning and 70.3MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-05 23:58:56,666 INFO L158 Benchmark]: TraceAbstraction took 18793.68ms. Allocated memory was 167.8MB in the beginning and 696.3MB in the end (delta: 528.5MB). Free memory was 69.3MB in the beginning and 545.6MB in the end (delta: -476.3MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2025-02-05 23:58:56,666 INFO L158 Benchmark]: Witness Printer took 2.88ms. Allocated memory is still 696.3MB. Free memory was 545.6MB in the beginning and 545.4MB in the end (delta: 144.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-05 23:58:56,667 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 115.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.19ms. Allocated memory is still 167.8MB. Free memory was 123.3MB in the beginning and 107.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.35ms. Allocated memory is still 167.8MB. Free memory was 107.2MB in the beginning and 104.2MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.49ms. Allocated memory is still 167.8MB. Free memory was 104.2MB in the beginning and 99.8MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 579.04ms. Allocated memory is still 167.8MB. Free memory was 99.8MB in the beginning and 70.3MB in the end (delta: 29.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 18793.68ms. Allocated memory was 167.8MB in the beginning and 696.3MB in the end (delta: 528.5MB). Free memory was 69.3MB in the beginning and 545.6MB in the end (delta: -476.3MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. * Witness Printer took 2.88ms. Allocated memory is still 696.3MB. Free memory was 545.6MB in the beginning and 545.4MB in the end (delta: 144.2kB). 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 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 155, overapproximation of someBinaryDOUBLEComparisonOperation at line 205, overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 183. 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: 18.6s, OverallIterations: 12, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2364 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2328 mSDsluCounter, 4990 SdHoareTripleChecker+Invalid, 2.7s 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, 2.3s 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: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 8.9s 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 [2025-02-05 23:58:56,729 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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-?-c00e63d-m [2025-02-05 23:58:58,856 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 23:58:58,943 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-05 23:58:58,948 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 23:58:58,949 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 23:58:58,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 23:58:58,964 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 23:58:58,964 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 23:58:58,964 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 23:58:58,964 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 23:58:58,964 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 23:58:58,964 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 23:58:58,964 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 23:58:58,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 23:58:58,965 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 23:58:58,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 23:58:58,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 23:58:58,965 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 23:58:58,965 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 23:58:58,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 23:58:58,965 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 23:58:58,965 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 23:58:58,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 23:58:58,965 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 23:58:58,965 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 23:58:58,966 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 23:58:58,966 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 23:58:58,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 23:58:58,966 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 23:58:58,966 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 23:58:58,966 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 23:58:58,966 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 23:58:58,966 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 23:58:58,966 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 23:58:58,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 23:58:58,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 23:58:58,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 23:58:58,967 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 23:58:58,967 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 23:58:58,967 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 23:58:58,967 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 23:58:58,967 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 23:58:58,967 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 23:58:58,967 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 23:58:58,967 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 23:58:58,967 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-jdk21/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 [2025-02-05 23:58:59,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 23:58:59,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 23:58:59,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 23:58:59,182 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 23:58:59,182 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 23:58:59,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-02-05 23:58:59,689 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8fcb47d46/95b20d42aee14a058a28b0e9e0048ada/FLAGd3afa6a6d [2025-02-05 23:59:00,015 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 23:59:00,018 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-02-05 23:59:00,027 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8fcb47d46/95b20d42aee14a058a28b0e9e0048ada/FLAGd3afa6a6d [2025-02-05 23:59:02,043 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8fcb47d46/95b20d42aee14a058a28b0e9e0048ada [2025-02-05 23:59:02,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 23:59:02,047 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 23:59:02,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 23:59:02,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 23:59:02,052 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 23:59:02,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5210cd7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02, skipping insertion in model container [2025-02-05 23:59:02,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,072 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 23:59:02,229 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i[918,931] [2025-02-05 23:59:02,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 23:59:02,307 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 23:59:02,323 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i[918,931] [2025-02-05 23:59:02,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 23:59:02,395 INFO L204 MainTranslator]: Completed translation [2025-02-05 23:59:02,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02 WrapperNode [2025-02-05 23:59:02,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 23:59:02,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 23:59:02,398 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 23:59:02,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 23:59:02,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,416 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,445 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2025-02-05 23:59:02,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 23:59:02,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 23:59:02,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 23:59:02,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 23:59:02,455 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,461 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,479 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]. [2025-02-05 23:59:02,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,479 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,486 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,487 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,488 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 23:59:02,491 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 23:59:02,492 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 23:59:02,492 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 23:59:02,492 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (1/1) ... [2025-02-05 23:59:02,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 23:59:02,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 23:59:02,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 23:59:02,526 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 23:59:02,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 23:59:02,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 23:59:02,541 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 23:59:02,541 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 23:59:02,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 23:59:02,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 23:59:02,597 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 23:59:02,599 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 23:59:03,334 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-02-05 23:59:03,335 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 23:59:03,342 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 23:59:03,343 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 23:59:03,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 11:59:03 BoogieIcfgContainer [2025-02-05 23:59:03,343 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 23:59:03,345 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 23:59:03,345 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 23:59:03,348 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 23:59:03,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 11:59:02" (1/3) ... [2025-02-05 23:59:03,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f9e7a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 11:59:03, skipping insertion in model container [2025-02-05 23:59:03,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 11:59:02" (2/3) ... [2025-02-05 23:59:03,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f9e7a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 11:59:03, skipping insertion in model container [2025-02-05 23:59:03,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 11:59:03" (3/3) ... [2025-02-05 23:59:03,350 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-4.i [2025-02-05 23:59:03,360 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 23:59:03,362 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. [2025-02-05 23:59:03,396 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 23:59:03,404 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;@5a0eaa8e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 23:59:03,404 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 23:59:03,407 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) [2025-02-05 23:59:03,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2025-02-05 23:59:03,417 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:59:03,417 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] [2025-02-05 23:59:03,418 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:59:03,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:59:03,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1693373803, now seen corresponding path program 1 times [2025-02-05 23:59:03,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 23:59:03,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1373015684] [2025-02-05 23:59:03,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:59:03,436 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 [2025-02-05 23:59:03,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 23:59:03,439 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/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) [2025-02-05 23:59:03,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:03,558 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 213 statements into 1 equivalence classes. [2025-02-05 23:59:03,731 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 213 of 213 statements. [2025-02-05 23:59:03,731 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:59:03,731 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:59:03,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 23:59:03,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 23:59:03,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 714 proven. 0 refuted. 0 times theorem prover too weak. 1530 trivial. 0 not checked. [2025-02-05 23:59:03,797 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 23:59:03,802 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 23:59:03,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1373015684] [2025-02-05 23:59:03,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1373015684] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:59:03,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 23:59:03,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-05 23:59:03,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028098568] [2025-02-05 23:59:03,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:59:03,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 23:59:03,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 23:59:03,821 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 23:59:03,821 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 23:59:03,823 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) [2025-02-05 23:59:03,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:59:03,861 INFO L93 Difference]: Finished difference Result 186 states and 335 transitions. [2025-02-05 23:59:03,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 23:59:03,864 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 [2025-02-05 23:59:03,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:59:03,870 INFO L225 Difference]: With dead ends: 186 [2025-02-05 23:59:03,871 INFO L226 Difference]: Without dead ends: 93 [2025-02-05 23:59:03,877 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 [2025-02-05 23:59:03,879 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 [2025-02-05 23:59:03,881 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] [2025-02-05 23:59:03,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2025-02-05 23:59:03,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2025-02-05 23:59:03,917 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) [2025-02-05 23:59:03,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 147 transitions. [2025-02-05 23:59:03,925 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 147 transitions. Word has length 213 [2025-02-05 23:59:03,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:59:03,926 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 147 transitions. [2025-02-05 23:59:03,926 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) [2025-02-05 23:59:03,927 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2025-02-05 23:59:03,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2025-02-05 23:59:03,931 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:59:03,931 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] [2025-02-05 23:59:03,946 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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)] Forceful destruction successful, exit code 0 [2025-02-05 23:59:04,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:04,132 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:59:04,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:59:04,133 INFO L85 PathProgramCache]: Analyzing trace with hash -816003954, now seen corresponding path program 1 times [2025-02-05 23:59:04,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 23:59:04,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [492634257] [2025-02-05 23:59:04,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:59:04,134 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 [2025-02-05 23:59:04,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 23:59:04,136 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/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) [2025-02-05 23:59:04,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:04,250 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-02-05 23:59:04,416 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-02-05 23:59:04,417 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:59:04,417 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:59:04,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-05 23:59:04,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 23:59:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-02-05 23:59:04,832 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 23:59:04,832 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 23:59:04,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [492634257] [2025-02-05 23:59:04,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [492634257] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:59:04,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 23:59:04,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-05 23:59:04,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405071686] [2025-02-05 23:59:04,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:59:04,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-05 23:59:04,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 23:59:04,834 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-05 23:59:04,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-05 23:59:04,834 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) [2025-02-05 23:59:05,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:59:05,271 INFO L93 Difference]: Finished difference Result 273 states and 435 transitions. [2025-02-05 23:59:05,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-05 23:59:05,271 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 [2025-02-05 23:59:05,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:59:05,293 INFO L225 Difference]: With dead ends: 273 [2025-02-05 23:59:05,293 INFO L226 Difference]: Without dead ends: 183 [2025-02-05 23:59:05,294 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 [2025-02-05 23:59:05,294 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 51 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2025-02-05 23:59:05,294 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 291 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-05 23:59:05,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2025-02-05 23:59:05,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 181. [2025-02-05 23:59:05,315 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) [2025-02-05 23:59:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 289 transitions. [2025-02-05 23:59:05,317 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 289 transitions. Word has length 214 [2025-02-05 23:59:05,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:59:05,320 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 289 transitions. [2025-02-05 23:59:05,320 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) [2025-02-05 23:59:05,320 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 289 transitions. [2025-02-05 23:59:05,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2025-02-05 23:59:05,322 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:59:05,322 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] [2025-02-05 23:59:05,335 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:05,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:05,523 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:59:05,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:59:05,523 INFO L85 PathProgramCache]: Analyzing trace with hash -604653041, now seen corresponding path program 1 times [2025-02-05 23:59:05,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 23:59:05,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1966861692] [2025-02-05 23:59:05,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:59:05,524 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 [2025-02-05 23:59:05,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 23:59:05,527 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/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) [2025-02-05 23:59:05,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:05,573 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-02-05 23:59:05,739 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-02-05 23:59:05,739 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:59:05,739 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:59:05,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-02-05 23:59:05,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 23:59:06,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 319 proven. 183 refuted. 0 times theorem prover too weak. 1742 trivial. 0 not checked. [2025-02-05 23:59:06,618 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 23:59:07,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 9 proven. 186 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2025-02-05 23:59:07,144 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 23:59:07,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1966861692] [2025-02-05 23:59:07,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1966861692] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 23:59:07,144 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-02-05 23:59:07,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2025-02-05 23:59:07,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230639686] [2025-02-05 23:59:07,144 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-02-05 23:59:07,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-02-05 23:59:07,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 23:59:07,150 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-02-05 23:59:07,150 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2025-02-05 23:59:07,150 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) [2025-02-05 23:59:08,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:59:08,311 INFO L93 Difference]: Finished difference Result 433 states and 671 transitions. [2025-02-05 23:59:08,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-02-05 23:59:08,311 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 [2025-02-05 23:59:08,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:59:08,316 INFO L225 Difference]: With dead ends: 433 [2025-02-05 23:59:08,317 INFO L226 Difference]: Without dead ends: 255 [2025-02-05 23:59:08,318 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 [2025-02-05 23:59:08,320 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 321 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2025-02-05 23:59:08,320 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 428 Invalid, 447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-02-05 23:59:08,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2025-02-05 23:59:08,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 212. [2025-02-05 23:59:08,347 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) [2025-02-05 23:59:08,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 318 transitions. [2025-02-05 23:59:08,349 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 318 transitions. Word has length 214 [2025-02-05 23:59:08,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:59:08,350 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 318 transitions. [2025-02-05 23:59:08,350 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) [2025-02-05 23:59:08,350 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 318 transitions. [2025-02-05 23:59:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-02-05 23:59:08,351 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:59:08,352 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] [2025-02-05 23:59:08,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:08,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:08,556 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:59:08,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:59:08,557 INFO L85 PathProgramCache]: Analyzing trace with hash -389126954, now seen corresponding path program 1 times [2025-02-05 23:59:08,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 23:59:08,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1380164694] [2025-02-05 23:59:08,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:59:08,558 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 [2025-02-05 23:59:08,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 23:59:08,559 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/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) [2025-02-05 23:59:08,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:08,596 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-02-05 23:59:08,734 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-02-05 23:59:08,735 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:59:08,735 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:59:08,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-05 23:59:08,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 23:59:09,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-02-05 23:59:09,147 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 23:59:09,147 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 23:59:09,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1380164694] [2025-02-05 23:59:09,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1380164694] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:59:09,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 23:59:09,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 23:59:09,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946069419] [2025-02-05 23:59:09,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:59:09,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-05 23:59:09,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 23:59:09,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-05 23:59:09,148 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 23:59:09,149 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) [2025-02-05 23:59:10,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:59:10,223 INFO L93 Difference]: Finished difference Result 436 states and 656 transitions. [2025-02-05 23:59:10,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-05 23:59:10,224 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 [2025-02-05 23:59:10,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:59:10,226 INFO L225 Difference]: With dead ends: 436 [2025-02-05 23:59:10,226 INFO L226 Difference]: Without dead ends: 320 [2025-02-05 23:59:10,227 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 [2025-02-05 23:59:10,227 INFO L435 NwaCegarLoop]: 228 mSDtfsCounter, 166 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2025-02-05 23:59:10,227 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 363 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-02-05 23:59:10,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2025-02-05 23:59:10,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 317. [2025-02-05 23:59:10,260 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) [2025-02-05 23:59:10,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 476 transitions. [2025-02-05 23:59:10,262 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 476 transitions. Word has length 215 [2025-02-05 23:59:10,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:59:10,262 INFO L471 AbstractCegarLoop]: Abstraction has 317 states and 476 transitions. [2025-02-05 23:59:10,262 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) [2025-02-05 23:59:10,263 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 476 transitions. [2025-02-05 23:59:10,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-02-05 23:59:10,264 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:59:10,264 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] [2025-02-05 23:59:10,275 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:10,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:10,465 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:59:10,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:59:10,465 INFO L85 PathProgramCache]: Analyzing trace with hash 2098385879, now seen corresponding path program 1 times [2025-02-05 23:59:10,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 23:59:10,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1352467478] [2025-02-05 23:59:10,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:59:10,466 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 [2025-02-05 23:59:10,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 23:59:10,474 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/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) [2025-02-05 23:59:10,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:10,512 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-02-05 23:59:10,667 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-02-05 23:59:10,667 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:59:10,667 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:59:10,677 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-05 23:59:10,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 23:59:12,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 849 proven. 75 refuted. 0 times theorem prover too weak. 1320 trivial. 0 not checked. [2025-02-05 23:59:12,009 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 23:59:12,172 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 23:59:12,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1352467478] [2025-02-05 23:59:12,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1352467478] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 23:59:12,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1398383245] [2025-02-05 23:59:12,172 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:59:12,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-02-05 23:59:12,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 [2025-02-05 23:59:12,198 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-02-05 23:59:12,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2025-02-05 23:59:12,258 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-02-05 23:59:12,864 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-02-05 23:59:12,864 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:59:12,864 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:59:12,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-02-05 23:59:12,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 23:59:14,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 970 proven. 141 refuted. 0 times theorem prover too weak. 1133 trivial. 0 not checked. [2025-02-05 23:59:14,239 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 23:59:14,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1398383245] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 23:59:14,619 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-02-05 23:59:14,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 16 [2025-02-05 23:59:14,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645750571] [2025-02-05 23:59:14,619 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-02-05 23:59:14,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-02-05 23:59:14,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 23:59:14,620 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-02-05 23:59:14,620 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2025-02-05 23:59:14,621 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) [2025-02-05 23:59:18,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:59:18,607 INFO L93 Difference]: Finished difference Result 799 states and 1168 transitions. [2025-02-05 23:59:18,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-02-05 23:59:18,608 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 [2025-02-05 23:59:18,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:59:18,618 INFO L225 Difference]: With dead ends: 799 [2025-02-05 23:59:18,618 INFO L226 Difference]: Without dead ends: 485 [2025-02-05 23:59:18,619 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 457 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 347 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=444, Invalid=1196, Unknown=0, NotChecked=0, Total=1640 [2025-02-05 23:59:18,620 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 309 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 1189 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s 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, 3.0s IncrementalHoareTripleChecker+Time [2025-02-05 23:59:18,620 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 689 Invalid, 1446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1189 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2025-02-05 23:59:18,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2025-02-05 23:59:18,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 431. [2025-02-05 23:59:18,673 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) [2025-02-05 23:59:18,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 612 transitions. [2025-02-05 23:59:18,676 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 612 transitions. Word has length 215 [2025-02-05 23:59:18,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:59:18,676 INFO L471 AbstractCegarLoop]: Abstraction has 431 states and 612 transitions. [2025-02-05 23:59:18,676 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) [2025-02-05 23:59:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 612 transitions. [2025-02-05 23:59:18,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2025-02-05 23:59:18,678 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:59:18,678 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] [2025-02-05 23:59:18,687 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2025-02-05 23:59:18,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:19,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,6 /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:19,082 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:59:19,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:59:19,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1804982872, now seen corresponding path program 1 times [2025-02-05 23:59:19,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 23:59:19,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [753185042] [2025-02-05 23:59:19,083 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:59:19,083 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 [2025-02-05 23:59:19,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 23:59:19,085 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/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) [2025-02-05 23:59:19,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:19,116 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 215 statements into 1 equivalence classes. [2025-02-05 23:59:19,260 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 215 of 215 statements. [2025-02-05 23:59:19,260 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:59:19,260 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:59:19,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-05 23:59:19,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 23:59:19,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2025-02-05 23:59:19,899 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 23:59:19,899 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 23:59:19,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [753185042] [2025-02-05 23:59:19,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [753185042] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 23:59:19,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 23:59:19,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 23:59:19,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571989303] [2025-02-05 23:59:19,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 23:59:19,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-05 23:59:19,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 23:59:19,900 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-05 23:59:19,900 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-05 23:59:19,900 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) [2025-02-05 23:59:20,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 23:59:20,652 INFO L93 Difference]: Finished difference Result 652 states and 921 transitions. [2025-02-05 23:59:20,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-05 23:59:20,662 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 [2025-02-05 23:59:20,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 23:59:20,670 INFO L225 Difference]: With dead ends: 652 [2025-02-05 23:59:20,670 INFO L226 Difference]: Without dead ends: 224 [2025-02-05 23:59:20,671 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 [2025-02-05 23:59:20,672 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 80 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2025-02-05 23:59:20,672 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 408 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-02-05 23:59:20,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2025-02-05 23:59:20,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 196. [2025-02-05 23:59:20,694 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) [2025-02-05 23:59:20,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 274 transitions. [2025-02-05 23:59:20,695 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 274 transitions. Word has length 215 [2025-02-05 23:59:20,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 23:59:20,696 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 274 transitions. [2025-02-05 23:59:20,696 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) [2025-02-05 23:59:20,696 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 274 transitions. [2025-02-05 23:59:20,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2025-02-05 23:59:20,697 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 23:59:20,697 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] [2025-02-05 23:59:20,706 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:20,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:20,898 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 23:59:20,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 23:59:20,898 INFO L85 PathProgramCache]: Analyzing trace with hash 232456305, now seen corresponding path program 1 times [2025-02-05 23:59:20,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 23:59:20,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1193029871] [2025-02-05 23:59:20,899 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 23:59:20,899 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 [2025-02-05 23:59:20,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 23:59:20,901 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/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) [2025-02-05 23:59:20,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 23:59:20,942 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-02-05 23:59:21,130 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-02-05 23:59:21,130 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 23:59:21,130 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 23:59:21,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 23 conjuncts are in the unsatisfiable core [2025-02-05 23:59:21,151 INFO L279 TraceCheckSpWp]: Computing forward predicates...