./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ad0527d8972158d721d810d47d1a1d5d2a58507963c43f16ffd283735cf830c --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 01:22:10,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 01:22:11,007 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-17 01:22:11,010 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 01:22:11,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 01:22:11,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 01:22:11,031 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 01:22:11,031 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 01:22:11,031 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 01:22:11,031 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 01:22:11,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 01:22:11,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 01:22:11,031 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 01:22:11,032 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 01:22:11,032 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 01:22:11,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 01:22:11,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 01:22:11,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 01:22:11,033 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 01:22:11,033 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 01:22:11,033 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 01:22:11,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 01:22:11,033 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 01:22:11,033 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 01:22:11,033 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 01:22:11,033 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 01:22:11,033 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ad0527d8972158d721d810d47d1a1d5d2a58507963c43f16ffd283735cf830c [2025-03-17 01:22:11,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 01:22:11,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 01:22:11,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 01:22:11,267 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 01:22:11,268 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 01:22:11,268 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2025-03-17 01:22:12,375 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27fe8e3bb/40e21a5732ab4d1c90b83680bfcad770/FLAG33db61c88 [2025-03-17 01:22:12,622 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 01:22:12,622 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2025-03-17 01:22:12,629 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27fe8e3bb/40e21a5732ab4d1c90b83680bfcad770/FLAG33db61c88 [2025-03-17 01:22:12,945 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27fe8e3bb/40e21a5732ab4d1c90b83680bfcad770 [2025-03-17 01:22:12,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 01:22:12,948 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 01:22:12,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 01:22:12,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 01:22:12,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 01:22:12,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:22:12" (1/1) ... [2025-03-17 01:22:12,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59dd3d9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:12, skipping insertion in model container [2025-03-17 01:22:12,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:22:12" (1/1) ... [2025-03-17 01:22:12,971 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 01:22:13,069 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i[918,931] [2025-03-17 01:22:13,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 01:22:13,147 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 01:22:13,156 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i[918,931] [2025-03-17 01:22:13,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 01:22:13,208 INFO L204 MainTranslator]: Completed translation [2025-03-17 01:22:13,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13 WrapperNode [2025-03-17 01:22:13,209 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 01:22:13,210 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 01:22:13,210 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 01:22:13,210 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 01:22:13,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,225 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,259 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 225 [2025-03-17 01:22:13,260 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 01:22:13,260 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 01:22:13,261 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 01:22:13,261 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 01:22:13,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,269 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,289 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-17 01:22:13,290 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,290 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,297 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,303 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,304 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,308 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 01:22:13,310 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 01:22:13,310 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 01:22:13,310 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 01:22:13,311 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (1/1) ... [2025-03-17 01:22:13,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 01:22:13,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:22:13,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 01:22:13,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 01:22:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 01:22:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 01:22:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 01:22:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 01:22:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 01:22:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 01:22:13,419 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 01:22:13,422 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 01:22:13,787 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2025-03-17 01:22:13,787 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 01:22:13,806 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 01:22:13,806 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 01:22:13,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:22:13 BoogieIcfgContainer [2025-03-17 01:22:13,806 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 01:22:13,808 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 01:22:13,808 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 01:22:13,811 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 01:22:13,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 01:22:12" (1/3) ... [2025-03-17 01:22:13,812 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@544a4ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 01:22:13, skipping insertion in model container [2025-03-17 01:22:13,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:22:13" (2/3) ... [2025-03-17 01:22:13,812 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@544a4ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 01:22:13, skipping insertion in model container [2025-03-17 01:22:13,813 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:22:13" (3/3) ... [2025-03-17 01:22:13,813 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2025-03-17 01:22:13,822 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 01:22:13,824 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i that has 2 procedures, 95 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 01:22:13,872 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 01:22:13,880 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;@6d4df216, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 01:22:13,880 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 01:22:13,884 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 59 states have (on average 1.4915254237288136) internal successors, (88), 60 states have internal predecessors, (88), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-17 01:22:13,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2025-03-17 01:22:13,892 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:22:13,892 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:22:13,893 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:22:13,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:22:13,896 INFO L85 PathProgramCache]: Analyzing trace with hash -277418825, now seen corresponding path program 1 times [2025-03-17 01:22:13,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:22:13,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567018265] [2025-03-17 01:22:13,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:13,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:22:13,975 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 206 statements into 1 equivalence classes. [2025-03-17 01:22:13,990 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 206 of 206 statements. [2025-03-17 01:22:13,990 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:13,990 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:14,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-17 01:22:14,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:22:14,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567018265] [2025-03-17 01:22:14,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567018265] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:22:14,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [86826579] [2025-03-17 01:22:14,160 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:14,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:22:14,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:22:14,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 01:22:14,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 01:22:14,267 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 206 statements into 1 equivalence classes. [2025-03-17 01:22:14,357 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 206 of 206 statements. [2025-03-17 01:22:14,358 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:14,358 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:14,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 01:22:14,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:22:14,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-17 01:22:14,403 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 01:22:14,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [86826579] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:22:14,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 01:22:14,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-17 01:22:14,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099476978] [2025-03-17 01:22:14,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:22:14,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 01:22:14,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:22:14,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 01:22:14,425 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 01:22:14,427 INFO L87 Difference]: Start difference. First operand has 95 states, 59 states have (on average 1.4915254237288136) internal successors, (88), 60 states have internal predecessors, (88), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-17 01:22:14,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:22:14,452 INFO L93 Difference]: Finished difference Result 187 states and 339 transitions. [2025-03-17 01:22:14,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 01:22:14,455 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 206 [2025-03-17 01:22:14,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:22:14,460 INFO L225 Difference]: With dead ends: 187 [2025-03-17 01:22:14,461 INFO L226 Difference]: Without dead ends: 93 [2025-03-17 01:22:14,464 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 01:22:14,466 INFO L435 NwaCegarLoop]: 148 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, 148 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 01:22:14,468 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 01:22:14,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2025-03-17 01:22:14,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2025-03-17 01:22:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 58 states have internal predecessors, (83), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-17 01:22:14,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 149 transitions. [2025-03-17 01:22:14,501 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 149 transitions. Word has length 206 [2025-03-17 01:22:14,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:22:14,502 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 149 transitions. [2025-03-17 01:22:14,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-17 01:22:14,502 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 149 transitions. [2025-03-17 01:22:14,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2025-03-17 01:22:14,506 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:22:14,506 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:22:14,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-17 01:22:14,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-17 01:22:14,707 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:22:14,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:22:14,707 INFO L85 PathProgramCache]: Analyzing trace with hash -905996722, now seen corresponding path program 1 times [2025-03-17 01:22:14,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:22:14,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610934801] [2025-03-17 01:22:14,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:14,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:22:14,722 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-03-17 01:22:14,781 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-03-17 01:22:14,781 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:14,781 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:15,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-17 01:22:15,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:22:15,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610934801] [2025-03-17 01:22:15,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610934801] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:22:15,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:22:15,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 01:22:15,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533814] [2025-03-17 01:22:15,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:22:15,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 01:22:15,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:22:15,133 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 01:22:15,133 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 01:22:15,134 INFO L87 Difference]: Start difference. First operand 93 states and 149 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:15,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:22:15,235 INFO L93 Difference]: Finished difference Result 277 states and 445 transitions. [2025-03-17 01:22:15,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 01:22:15,237 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 207 [2025-03-17 01:22:15,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:22:15,239 INFO L225 Difference]: With dead ends: 277 [2025-03-17 01:22:15,240 INFO L226 Difference]: Without dead ends: 185 [2025-03-17 01:22:15,240 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 01:22:15,241 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 91 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 01:22:15,241 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 295 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 01:22:15,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2025-03-17 01:22:15,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 183. [2025-03-17 01:22:15,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 114 states have (on average 1.4210526315789473) internal successors, (162), 114 states have internal predecessors, (162), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-17 01:22:15,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 294 transitions. [2025-03-17 01:22:15,271 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 294 transitions. Word has length 207 [2025-03-17 01:22:15,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:22:15,272 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 294 transitions. [2025-03-17 01:22:15,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:15,273 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 294 transitions. [2025-03-17 01:22:15,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-03-17 01:22:15,277 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:22:15,277 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:22:15,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 01:22:15,277 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:22:15,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:22:15,278 INFO L85 PathProgramCache]: Analyzing trace with hash -809353148, now seen corresponding path program 1 times [2025-03-17 01:22:15,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:22:15,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859898739] [2025-03-17 01:22:15,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:15,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:22:15,290 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-17 01:22:15,407 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-17 01:22:15,408 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:15,408 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:16,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-17 01:22:16,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:22:16,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859898739] [2025-03-17 01:22:16,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859898739] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:22:16,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:22:16,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-17 01:22:16,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023079922] [2025-03-17 01:22:16,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:22:16,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-17 01:22:16,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:22:16,005 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 01:22:16,005 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-17 01:22:16,005 INFO L87 Difference]: Start difference. First operand 183 states and 294 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:16,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:22:16,247 INFO L93 Difference]: Finished difference Result 603 states and 962 transitions. [2025-03-17 01:22:16,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 01:22:16,247 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2025-03-17 01:22:16,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:22:16,250 INFO L225 Difference]: With dead ends: 603 [2025-03-17 01:22:16,250 INFO L226 Difference]: Without dead ends: 421 [2025-03-17 01:22:16,251 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-03-17 01:22:16,251 INFO L435 NwaCegarLoop]: 257 mSDtfsCounter, 215 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 01:22:16,252 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 606 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 01:22:16,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2025-03-17 01:22:16,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 371. [2025-03-17 01:22:16,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 234 states have (on average 1.3974358974358974) internal successors, (327), 234 states have internal predecessors, (327), 132 states have call successors, (132), 4 states have call predecessors, (132), 4 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2025-03-17 01:22:16,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 591 transitions. [2025-03-17 01:22:16,313 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 591 transitions. Word has length 208 [2025-03-17 01:22:16,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:22:16,313 INFO L471 AbstractCegarLoop]: Abstraction has 371 states and 591 transitions. [2025-03-17 01:22:16,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:16,314 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 591 transitions. [2025-03-17 01:22:16,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-03-17 01:22:16,316 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:22:16,317 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:22:16,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 01:22:16,317 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:22:16,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:22:16,318 INFO L85 PathProgramCache]: Analyzing trace with hash -780723997, now seen corresponding path program 1 times [2025-03-17 01:22:16,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:22:16,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620105272] [2025-03-17 01:22:16,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:16,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:22:16,331 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-17 01:22:16,444 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-17 01:22:16,445 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:16,445 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:19,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-17 01:22:19,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:22:19,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620105272] [2025-03-17 01:22:19,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620105272] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:22:19,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:22:19,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-03-17 01:22:19,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767496657] [2025-03-17 01:22:19,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:22:19,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-17 01:22:19,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:22:19,602 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-17 01:22:19,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2025-03-17 01:22:19,602 INFO L87 Difference]: Start difference. First operand 371 states and 591 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:20,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:22:20,307 INFO L93 Difference]: Finished difference Result 989 states and 1551 transitions. [2025-03-17 01:22:20,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-17 01:22:20,307 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2025-03-17 01:22:20,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:22:20,313 INFO L225 Difference]: With dead ends: 989 [2025-03-17 01:22:20,315 INFO L226 Difference]: Without dead ends: 619 [2025-03-17 01:22:20,316 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2025-03-17 01:22:20,318 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 124 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-17 01:22:20,318 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 537 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-17 01:22:20,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2025-03-17 01:22:20,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 548. [2025-03-17 01:22:20,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 399 states have (on average 1.4360902255639099) internal successors, (573), 403 states have internal predecessors, (573), 140 states have call successors, (140), 8 states have call predecessors, (140), 8 states have return successors, (140), 136 states have call predecessors, (140), 140 states have call successors, (140) [2025-03-17 01:22:20,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 853 transitions. [2025-03-17 01:22:20,376 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 853 transitions. Word has length 208 [2025-03-17 01:22:20,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:22:20,377 INFO L471 AbstractCegarLoop]: Abstraction has 548 states and 853 transitions. [2025-03-17 01:22:20,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:20,378 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 853 transitions. [2025-03-17 01:22:20,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-03-17 01:22:20,379 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:22:20,379 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:22:20,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 01:22:20,380 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:22:20,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:22:20,381 INFO L85 PathProgramCache]: Analyzing trace with hash 572585700, now seen corresponding path program 1 times [2025-03-17 01:22:20,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:22:20,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450007682] [2025-03-17 01:22:20,382 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:20,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:22:20,392 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-17 01:22:20,426 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-17 01:22:20,427 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:20,427 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:20,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-17 01:22:20,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:22:20,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450007682] [2025-03-17 01:22:20,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450007682] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:22:20,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:22:20,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 01:22:20,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655915888] [2025-03-17 01:22:20,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:22:20,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 01:22:20,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:22:20,609 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 01:22:20,609 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 01:22:20,609 INFO L87 Difference]: Start difference. First operand 548 states and 853 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:20,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:22:20,714 INFO L93 Difference]: Finished difference Result 1351 states and 2100 transitions. [2025-03-17 01:22:20,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 01:22:20,715 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2025-03-17 01:22:20,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:22:20,723 INFO L225 Difference]: With dead ends: 1351 [2025-03-17 01:22:20,723 INFO L226 Difference]: Without dead ends: 804 [2025-03-17 01:22:20,725 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 01:22:20,727 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 81 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 01:22:20,727 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 284 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 01:22:20,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2025-03-17 01:22:20,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 802. [2025-03-17 01:22:20,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 802 states, 579 states have (on average 1.4214162348877375) internal successors, (823), 585 states have internal predecessors, (823), 210 states have call successors, (210), 12 states have call predecessors, (210), 12 states have return successors, (210), 204 states have call predecessors, (210), 210 states have call successors, (210) [2025-03-17 01:22:20,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 802 states and 1243 transitions. [2025-03-17 01:22:20,803 INFO L78 Accepts]: Start accepts. Automaton has 802 states and 1243 transitions. Word has length 208 [2025-03-17 01:22:20,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:22:20,805 INFO L471 AbstractCegarLoop]: Abstraction has 802 states and 1243 transitions. [2025-03-17 01:22:20,805 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:20,805 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1243 transitions. [2025-03-17 01:22:20,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-17 01:22:20,807 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:22:20,807 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:22:20,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-17 01:22:20,808 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:22:20,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:22:20,810 INFO L85 PathProgramCache]: Analyzing trace with hash 199123966, now seen corresponding path program 1 times [2025-03-17 01:22:20,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:22:20,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903385773] [2025-03-17 01:22:20,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:20,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:22:20,824 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-17 01:22:20,897 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-17 01:22:20,897 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:20,897 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:21,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 3 proven. 93 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-17 01:22:21,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:22:21,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903385773] [2025-03-17 01:22:21,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903385773] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:22:21,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1954692390] [2025-03-17 01:22:21,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:21,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:22:21,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:22:21,135 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 01:22:21,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-17 01:22:21,182 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-17 01:22:21,237 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-17 01:22:21,238 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:21,238 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:21,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-17 01:22:21,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:22:21,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 158 proven. 93 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2025-03-17 01:22:21,578 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:22:21,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 3 proven. 93 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-17 01:22:21,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1954692390] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 01:22:21,834 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 01:22:21,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2025-03-17 01:22:21,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537691605] [2025-03-17 01:22:21,834 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 01:22:21,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-03-17 01:22:21,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:22:21,835 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-03-17 01:22:21,835 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2025-03-17 01:22:21,836 INFO L87 Difference]: Start difference. First operand 802 states and 1243 transitions. Second operand has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 11 states have internal predecessors, (63), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2025-03-17 01:22:22,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:22:22,345 INFO L93 Difference]: Finished difference Result 1704 states and 2595 transitions. [2025-03-17 01:22:22,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2025-03-17 01:22:22,345 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 11 states have internal predecessors, (63), 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 209 [2025-03-17 01:22:22,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:22:22,352 INFO L225 Difference]: With dead ends: 1704 [2025-03-17 01:22:22,352 INFO L226 Difference]: Without dead ends: 903 [2025-03-17 01:22:22,354 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 434 GetRequests, 411 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2025-03-17 01:22:22,355 INFO L435 NwaCegarLoop]: 188 mSDtfsCounter, 153 mSDsluCounter, 594 mSDsCounter, 0 mSdLazyCounter, 613 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-17 01:22:22,355 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 782 Invalid, 623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 613 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-17 01:22:22,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 903 states. [2025-03-17 01:22:22,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 903 to 732. [2025-03-17 01:22:22,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 732 states, 521 states have (on average 1.4126679462571976) internal successors, (736), 521 states have internal predecessors, (736), 198 states have call successors, (198), 12 states have call predecessors, (198), 12 states have return successors, (198), 198 states have call predecessors, (198), 198 states have call successors, (198) [2025-03-17 01:22:22,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 732 states and 1132 transitions. [2025-03-17 01:22:22,429 INFO L78 Accepts]: Start accepts. Automaton has 732 states and 1132 transitions. Word has length 209 [2025-03-17 01:22:22,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:22:22,430 INFO L471 AbstractCegarLoop]: Abstraction has 732 states and 1132 transitions. [2025-03-17 01:22:22,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 11 states have internal predecessors, (63), 2 states have call successors, (64), 2 states have call predecessors, (64), 4 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2025-03-17 01:22:22,430 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1132 transitions. [2025-03-17 01:22:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-17 01:22:22,432 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:22:22,432 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:22:22,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-17 01:22:22,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2025-03-17 01:22:22,632 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:22:22,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:22:22,633 INFO L85 PathProgramCache]: Analyzing trace with hash 227753117, now seen corresponding path program 1 times [2025-03-17 01:22:22,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:22:22,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114745013] [2025-03-17 01:22:22,633 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:22,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:22:22,643 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-17 01:22:22,653 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-17 01:22:22,653 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:22,653 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:22,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-17 01:22:22,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:22:22,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114745013] [2025-03-17 01:22:22,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114745013] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:22:22,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:22:22,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 01:22:22,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192155052] [2025-03-17 01:22:22,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:22:22,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 01:22:22,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:22:22,752 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 01:22:22,752 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 01:22:22,753 INFO L87 Difference]: Start difference. First operand 732 states and 1132 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:22,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:22:22,812 INFO L93 Difference]: Finished difference Result 1612 states and 2498 transitions. [2025-03-17 01:22:22,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 01:22:22,813 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2025-03-17 01:22:22,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:22:22,819 INFO L225 Difference]: With dead ends: 1612 [2025-03-17 01:22:22,820 INFO L226 Difference]: Without dead ends: 854 [2025-03-17 01:22:22,821 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 01:22:22,822 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 136 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 01:22:22,822 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 305 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 01:22:22,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 854 states. [2025-03-17 01:22:22,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 854 to 852. [2025-03-17 01:22:22,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 852 states, 606 states have (on average 1.4075907590759076) internal successors, (853), 606 states have internal predecessors, (853), 231 states have call successors, (231), 14 states have call predecessors, (231), 14 states have return successors, (231), 231 states have call predecessors, (231), 231 states have call successors, (231) [2025-03-17 01:22:22,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 852 states and 1315 transitions. [2025-03-17 01:22:22,868 INFO L78 Accepts]: Start accepts. Automaton has 852 states and 1315 transitions. Word has length 209 [2025-03-17 01:22:22,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:22:22,868 INFO L471 AbstractCegarLoop]: Abstraction has 852 states and 1315 transitions. [2025-03-17 01:22:22,868 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:22,868 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1315 transitions. [2025-03-17 01:22:22,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-17 01:22:22,872 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:22:22,872 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:22:22,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-17 01:22:22,872 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:22:22,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:22:22,873 INFO L85 PathProgramCache]: Analyzing trace with hash -927948480, now seen corresponding path program 1 times [2025-03-17 01:22:22,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:22:22,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141359146] [2025-03-17 01:22:22,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:22,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:22:22,884 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-17 01:22:22,924 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-17 01:22:22,925 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:22,925 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:23,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-17 01:22:23,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:22:23,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141359146] [2025-03-17 01:22:23,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141359146] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:22:23,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:22:23,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 01:22:23,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459884589] [2025-03-17 01:22:23,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:22:23,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 01:22:23,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:22:23,030 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 01:22:23,030 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 01:22:23,030 INFO L87 Difference]: Start difference. First operand 852 states and 1315 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:23,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:22:23,335 INFO L93 Difference]: Finished difference Result 2037 states and 3156 transitions. [2025-03-17 01:22:23,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 01:22:23,336 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2025-03-17 01:22:23,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:22:23,343 INFO L225 Difference]: With dead ends: 2037 [2025-03-17 01:22:23,344 INFO L226 Difference]: Without dead ends: 1302 [2025-03-17 01:22:23,345 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 01:22:23,346 INFO L435 NwaCegarLoop]: 246 mSDtfsCounter, 173 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 01:22:23,346 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 528 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 01:22:23,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1302 states. [2025-03-17 01:22:23,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1302 to 1278. [2025-03-17 01:22:23,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1278 states, 892 states have (on average 1.399103139013453) internal successors, (1248), 892 states have internal predecessors, (1248), 363 states have call successors, (363), 22 states have call predecessors, (363), 22 states have return successors, (363), 363 states have call predecessors, (363), 363 states have call successors, (363) [2025-03-17 01:22:23,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1278 states and 1974 transitions. [2025-03-17 01:22:23,427 INFO L78 Accepts]: Start accepts. Automaton has 1278 states and 1974 transitions. Word has length 209 [2025-03-17 01:22:23,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:22:23,428 INFO L471 AbstractCegarLoop]: Abstraction has 1278 states and 1974 transitions. [2025-03-17 01:22:23,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:22:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1974 transitions. [2025-03-17 01:22:23,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-17 01:22:23,430 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:22:23,430 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:22:23,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-17 01:22:23,431 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:22:23,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:22:23,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1570067457, now seen corresponding path program 1 times [2025-03-17 01:22:23,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:22:23,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738689278] [2025-03-17 01:22:23,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:23,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:22:23,440 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-17 01:22:23,539 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-17 01:22:23,541 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:23,541 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:24,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 24 proven. 72 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-17 01:22:24,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:22:24,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738689278] [2025-03-17 01:22:24,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738689278] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:22:24,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2006951608] [2025-03-17 01:22:24,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:22:24,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:22:24,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:22:24,376 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 01:22:24,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-17 01:22:24,428 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-17 01:22:24,497 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-17 01:22:24,498 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:22:24,498 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:22:24,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 48 conjuncts are in the unsatisfiable core [2025-03-17 01:22:24,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:22:27,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1325 proven. 327 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2025-03-17 01:22:27,177 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:23:08,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2006951608] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:23:08,058 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-17 01:23:08,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 22] total 30 [2025-03-17 01:23:08,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524354776] [2025-03-17 01:23:08,058 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-17 01:23:08,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2025-03-17 01:23:08,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:08,059 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2025-03-17 01:23:08,059 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=498, Invalid=1475, Unknown=7, NotChecked=0, Total=1980 [2025-03-17 01:23:08,060 INFO L87 Difference]: Start difference. First operand 1278 states and 1974 transitions. Second operand has 30 states, 30 states have (on average 3.8) internal successors, (114), 28 states have internal predecessors, (114), 9 states have call successors, (66), 8 states have call predecessors, (66), 12 states have return successors, (66), 9 states have call predecessors, (66), 9 states have call successors, (66) [2025-03-17 01:23:13,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:13,215 INFO L93 Difference]: Finished difference Result 3559 states and 5302 transitions. [2025-03-17 01:23:13,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2025-03-17 01:23:13,216 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.8) internal successors, (114), 28 states have internal predecessors, (114), 9 states have call successors, (66), 8 states have call predecessors, (66), 12 states have return successors, (66), 9 states have call predecessors, (66), 9 states have call successors, (66) Word has length 209 [2025-03-17 01:23:13,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:13,231 INFO L225 Difference]: With dead ends: 3559 [2025-03-17 01:23:13,231 INFO L226 Difference]: Without dead ends: 2282 [2025-03-17 01:23:13,239 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 504 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5213 ImplicationChecksByTransitivity, 40.0s TimeCoverageRelationStatistics Valid=3526, Invalid=12979, Unknown=7, NotChecked=0, Total=16512 [2025-03-17 01:23:13,241 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 1155 mSDsluCounter, 1130 mSDsCounter, 0 mSdLazyCounter, 2009 mSolverCounterSat, 475 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1175 SdHoareTripleChecker+Valid, 1278 SdHoareTripleChecker+Invalid, 2484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 475 IncrementalHoareTripleChecker+Valid, 2009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:13,241 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1175 Valid, 1278 Invalid, 2484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [475 Valid, 2009 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2025-03-17 01:23:13,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2282 states. [2025-03-17 01:23:13,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2282 to 1993. [2025-03-17 01:23:13,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1993 states, 1383 states have (on average 1.3506869125090384) internal successors, (1868), 1385 states have internal predecessors, (1868), 543 states have call successors, (543), 66 states have call predecessors, (543), 66 states have return successors, (543), 541 states have call predecessors, (543), 543 states have call successors, (543) [2025-03-17 01:23:13,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1993 states and 2954 transitions. [2025-03-17 01:23:13,414 INFO L78 Accepts]: Start accepts. Automaton has 1993 states and 2954 transitions. Word has length 209 [2025-03-17 01:23:13,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:13,415 INFO L471 AbstractCegarLoop]: Abstraction has 1993 states and 2954 transitions. [2025-03-17 01:23:13,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 3.8) internal successors, (114), 28 states have internal predecessors, (114), 9 states have call successors, (66), 8 states have call predecessors, (66), 12 states have return successors, (66), 9 states have call predecessors, (66), 9 states have call successors, (66) [2025-03-17 01:23:13,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2954 transitions. [2025-03-17 01:23:13,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-17 01:23:13,417 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:13,417 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:23:13,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-03-17 01:23:13,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:13,622 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:13,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:13,622 INFO L85 PathProgramCache]: Analyzing trace with hash 170583851, now seen corresponding path program 1 times [2025-03-17 01:23:13,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:13,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743518854] [2025-03-17 01:23:13,623 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:13,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:13,632 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-17 01:23:13,692 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-17 01:23:13,693 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:13,693 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:13,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-17 01:23:13,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:13,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743518854] [2025-03-17 01:23:13,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743518854] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:23:13,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791169597] [2025-03-17 01:23:13,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:13,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:13,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:23:13,812 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 01:23:13,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-17 01:23:13,865 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-17 01:23:13,912 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-17 01:23:13,912 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:13,912 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:13,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-17 01:23:13,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:14,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 386 proven. 87 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2025-03-17 01:23:14,205 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:23:14,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 87 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-17 01:23:14,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791169597] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 01:23:14,415 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 01:23:14,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-03-17 01:23:14,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035962602] [2025-03-17 01:23:14,416 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 01:23:14,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 01:23:14,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:14,417 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 01:23:14,417 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-17 01:23:14,417 INFO L87 Difference]: Start difference. First operand 1993 states and 2954 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2025-03-17 01:23:14,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:14,637 INFO L93 Difference]: Finished difference Result 2608 states and 3749 transitions. [2025-03-17 01:23:14,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-17 01:23:14,639 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) Word has length 209 [2025-03-17 01:23:14,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:14,644 INFO L225 Difference]: With dead ends: 2608 [2025-03-17 01:23:14,644 INFO L226 Difference]: Without dead ends: 616 [2025-03-17 01:23:14,648 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 415 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-03-17 01:23:14,648 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 59 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:14,649 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 241 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 01:23:14,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2025-03-17 01:23:14,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 570. [2025-03-17 01:23:14,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 368 states have (on average 1.1793478260869565) internal successors, (434), 369 states have internal predecessors, (434), 156 states have call successors, (156), 45 states have call predecessors, (156), 45 states have return successors, (156), 155 states have call predecessors, (156), 156 states have call successors, (156) [2025-03-17 01:23:14,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 746 transitions. [2025-03-17 01:23:14,702 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 746 transitions. Word has length 209 [2025-03-17 01:23:14,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:14,702 INFO L471 AbstractCegarLoop]: Abstraction has 570 states and 746 transitions. [2025-03-17 01:23:14,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (62), 2 states have call predecessors, (62), 4 states have return successors, (63), 2 states have call predecessors, (63), 2 states have call successors, (63) [2025-03-17 01:23:14,702 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 746 transitions. [2025-03-17 01:23:14,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2025-03-17 01:23:14,704 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:14,704 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:23:14,712 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-03-17 01:23:14,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:14,908 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:14,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:14,909 INFO L85 PathProgramCache]: Analyzing trace with hash 270070982, now seen corresponding path program 1 times [2025-03-17 01:23:14,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:14,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509554400] [2025-03-17 01:23:14,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:14,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:14,918 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-03-17 01:23:15,029 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-03-17 01:23:15,029 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:15,029 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-17 01:23:15,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2043210555] [2025-03-17 01:23:15,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:15,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:15,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:23:15,034 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 01:23:15,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-17 01:23:15,083 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-03-17 01:23:15,187 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-03-17 01:23:15,187 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:15,188 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 01:23:15,188 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 01:23:15,208 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 210 statements into 1 equivalence classes. [2025-03-17 01:23:15,236 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 210 of 210 statements. [2025-03-17 01:23:15,236 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:15,236 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 01:23:15,361 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 01:23:15,362 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 01:23:15,364 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-17 01:23:15,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-03-17 01:23:15,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2025-03-17 01:23:15,568 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:23:15,667 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 01:23:15,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 01:23:15 BoogieIcfgContainer [2025-03-17 01:23:15,669 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 01:23:15,671 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 01:23:15,671 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 01:23:15,671 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 01:23:15,671 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:22:13" (3/4) ... [2025-03-17 01:23:15,673 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 01:23:15,674 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 01:23:15,674 INFO L158 Benchmark]: Toolchain (without parser) took 62725.70ms. Allocated memory was 167.8MB in the beginning and 427.8MB in the end (delta: 260.0MB). Free memory was 132.1MB in the beginning and 302.0MB in the end (delta: -169.9MB). Peak memory consumption was 95.0MB. Max. memory is 16.1GB. [2025-03-17 01:23:15,675 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 01:23:15,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.10ms. Allocated memory is still 167.8MB. Free memory was 131.7MB in the beginning and 116.1MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 01:23:15,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.82ms. Allocated memory is still 167.8MB. Free memory was 116.1MB in the beginning and 112.4MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 01:23:15,675 INFO L158 Benchmark]: Boogie Preprocessor took 49.43ms. Allocated memory is still 167.8MB. Free memory was 112.4MB in the beginning and 108.2MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 01:23:15,675 INFO L158 Benchmark]: IcfgBuilder took 496.34ms. Allocated memory is still 167.8MB. Free memory was 108.2MB in the beginning and 78.4MB in the end (delta: 29.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-17 01:23:15,676 INFO L158 Benchmark]: TraceAbstraction took 61861.93ms. Allocated memory was 167.8MB in the beginning and 427.8MB in the end (delta: 260.0MB). Free memory was 77.9MB in the beginning and 302.1MB in the end (delta: -224.2MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2025-03-17 01:23:15,676 INFO L158 Benchmark]: Witness Printer took 2.92ms. Allocated memory is still 427.8MB. Free memory was 302.1MB in the beginning and 302.0MB in the end (delta: 133.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 01:23:15,677 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.10ms. Allocated memory is still 167.8MB. Free memory was 131.7MB in the beginning and 116.1MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.82ms. Allocated memory is still 167.8MB. Free memory was 116.1MB in the beginning and 112.4MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.43ms. Allocated memory is still 167.8MB. Free memory was 112.4MB in the beginning and 108.2MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 496.34ms. Allocated memory is still 167.8MB. Free memory was 108.2MB in the beginning and 78.4MB in the end (delta: 29.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 61861.93ms. Allocated memory was 167.8MB in the beginning and 427.8MB in the end (delta: 260.0MB). Free memory was 77.9MB in the beginning and 302.1MB in the end (delta: -224.2MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * Witness Printer took 2.92ms. Allocated memory is still 427.8MB. Free memory was 302.1MB in the beginning and 302.0MB in the end (delta: 133.9kB). 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 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 202, overapproximation of someBinaryDOUBLEComparisonOperation at line 156, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 118, overapproximation of someBinaryDOUBLEComparisonOperation at line 154. 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] unsigned char var_1_34 = 2; [L46] unsigned char var_1_35 = 4; [L47] signed long int var_1_36 = -256; [L48] unsigned short int var_1_37 = 64; [L49] unsigned short int var_1_38 = 57633; [L50] unsigned short int var_1_39 = 28505; [L51] signed short int var_1_40 = 64; [L52] signed char var_1_41 = -100; [L53] unsigned short int var_1_42 = 5; [L54] signed char var_1_43 = 100; [L55] unsigned short int last_1_var_1_6 = 4; [L56] unsigned short int last_1_var_1_9 = 4; [L57] unsigned long int last_1_var_1_14 = 500; [L58] signed short int last_1_var_1_17 = 16; [L206] isInitial = 1 [L207] FCALL initially() [L208] COND TRUE 1 [L209] CALL updateLastVariables() [L196] last_1_var_1_6 = var_1_6 [L197] last_1_var_1_9 = var_1_9 [L198] last_1_var_1_14 = var_1_14 [L199] last_1_var_1_17 = var_1_17 [L209] RET updateLastVariables() [L210] CALL updateVariables() [L144] var_1_4 = __VERIFIER_nondet_uchar() [L145] 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_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_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] [L145] 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_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] 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_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_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] [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_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] var_1_5 = __VERIFIER_nondet_uchar() [L148] 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_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_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] [L148] 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_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] 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_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_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] [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_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] var_1_10 = __VERIFIER_nondet_ushort() [L151] 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_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_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] 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_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] 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=5, 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_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=5, 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_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 <= 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=5, 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_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] var_1_12 = __VERIFIER_nondet_double() [L154] 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=5, 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_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=5, 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_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] 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=5, 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_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] var_1_13 = __VERIFIER_nondet_double() [L156] 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=5, 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_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=5, 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_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] 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=5, 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_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] var_1_15 = __VERIFIER_nondet_ulong() [L158] 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=5, 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_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=5, 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_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] 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=5, 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_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] 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=5, 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_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=5, 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_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 <= 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=5, 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_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] var_1_16 = __VERIFIER_nondet_ulong() [L161] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, 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_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 <= 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, 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_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] var_1_19 = __VERIFIER_nondet_short() [L164] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] var_1_20 = __VERIFIER_nondet_short() [L167] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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 <= 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] var_1_21 = __VERIFIER_nondet_short() [L170] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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 <= 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] var_1_22 = __VERIFIER_nondet_short() [L173] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] var_1_24 = __VERIFIER_nondet_char() [L176] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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 <= 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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_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] var_1_29 = __VERIFIER_nondet_char() [L179] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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] [L179] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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] [L180] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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] [L180] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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] [L181] var_1_35 = __VERIFIER_nondet_uchar() [L182] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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] [L182] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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] [L183] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, 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_38 = __VERIFIER_nondet_ushort() [L185] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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_39 = __VERIFIER_nondet_ushort() [L188] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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] [L188] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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] [L189] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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] [L189] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, 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] [L190] var_1_41 = __VERIFIER_nondet_char() [L191] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, 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_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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, 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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, 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] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L210] RET updateVariables() [L211] CALL step() [L62] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L63] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, 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] var_1_23 = 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, stepLocal_0=4, var_1_10=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=-500, var_1_26=-2, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L69] COND TRUE (- var_1_13) >= var_1_12 [L70] 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, stepLocal_0=4, var_1_10=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=-500, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L72] EXPR var_1_14 ^ (var_1_20 % 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, stepLocal_0=4, var_1_10=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=-500, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=64, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L72] COND FALSE !(var_1_24 >= (var_1_14 ^ (var_1_20 % var_1_41))) [L81] var_1_40 = 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=-500, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=5, var_1_43=100, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L83] var_1_43 = var_1_24 [L84] 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=5, var_1_11=78/5, var_1_14=500, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=-500, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=5, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L85] COND TRUE last_1_var_1_14 >= stepLocal_3 [L86] 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=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=-500, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=5, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L88] var_1_25 = var_1_6 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=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=5, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L89] 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, stepLocal_0=4, var_1_10=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=5, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L94] var_1_42 = var_1_39 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=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L95] 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=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L96] COND TRUE (- var_1_14) > var_1_6 [L97] 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=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L102] unsigned char stepLocal_2 = var_1_4; [L103] 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=8589934569, stepLocal_2=0, var_1_10=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L104] 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=8589934569, var_1_10=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=4] [L107] COND TRUE stepLocal_1 >= var_1_6 [L108] 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=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=-256, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=5] [L113] COND TRUE var_1_14 != ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))) [L114] var_1_36 = (((((var_1_14 - var_1_6)) < ((((((var_1_24 + var_1_20)) < (var_1_21)) ? ((var_1_24 + var_1_20)) : (var_1_21))))) ? ((var_1_14 - var_1_6)) : ((((((var_1_24 + var_1_20)) < (var_1_21)) ? ((var_1_24 + var_1_20)) : (var_1_21)))))) 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=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=5] [L116] unsigned char stepLocal_5 = var_1_1; [L117] 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=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=5] [L118] 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=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=5] [L125] 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=5, var_1_11=78/5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=5] [L126] COND TRUE ! var_1_1 [L127] 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=5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=2, var_1_35=0, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=5] [L132] COND TRUE var_1_19 < var_1_24 [L133] var_1_34 = 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, stepLocal_0=4, stepLocal_5=0, var_1_10=5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=64, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=5] [L135] COND TRUE (var_1_6 * (var_1_38 - var_1_9)) <= var_1_14 [L136] var_1_37 = ((var_1_39 - var_1_35) + 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_5=0, var_1_10=5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=16388, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=5] [L211] RET step() [L212] CALL, EXPR property() [L202-L203] 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) ; [L212] RET, EXPR property() [L212] 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=5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=16388, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=5] [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=5, var_1_14=8589934569, var_1_15=2147483647, var_1_16=8589934590, var_1_17=16, var_1_19=-1, 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=4, var_1_26=0, var_1_29=0, var_1_30=1/2, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=16388, var_1_38=65535, var_1_39=16383, var_1_40=16, var_1_41=127, var_1_42=16383, var_1_43=0, var_1_4=0, var_1_5=0, var_1_6=4, var_1_9=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 187 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 61.7s, OverallIterations: 11, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2241 SdHoareTripleChecker+Valid, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2187 mSDsluCounter, 5004 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3288 mSDsCounter, 507 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3410 IncrementalHoareTripleChecker+Invalid, 3917 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 507 mSolverCounterUnsat, 1716 mSDtfsCounter, 3410 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1607 GetRequests, 1430 SyntacticMatches, 4 SemanticMatches, 173 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5293 ImplicationChecksByTransitivity, 40.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1993occurred in iteration=9, InterpolantAutomatonStates: 147, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 657 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 50.5s InterpolantComputationTime, 3335 NumberOfCodeBlocks, 3335 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3317 ConstructedInterpolants, 0 QuantifiedInterpolants, 16845 SizeOfPredicates, 13 NumberOfNonLiveVariables, 1983 ConjunctsInSsa, 64 ConjunctsInUnsatCore, 16 InterpolantComputations, 7 PerfectInterpolantSequences, 32789/33792 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-17 01:23:15,816 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ad0527d8972158d721d810d47d1a1d5d2a58507963c43f16ffd283735cf830c --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 01:23:17,651 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 01:23:17,743 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-17 01:23:17,749 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 01:23:17,750 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 01:23:17,774 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 01:23:17,775 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 01:23:17,775 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 01:23:17,776 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 01:23:17,776 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 01:23:17,776 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 01:23:17,777 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 01:23:17,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 01:23:17,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 01:23:17,777 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 01:23:17,777 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 01:23:17,778 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 01:23:17,778 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 01:23:17,778 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 01:23:17,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 01:23:17,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 01:23:17,778 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 01:23:17,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 01:23:17,778 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-17 01:23:17,778 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-17 01:23:17,778 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-17 01:23:17,779 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 01:23:17,779 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 01:23:17,779 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 01:23:17,779 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 01:23:17,779 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 01:23:17,779 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 01:23:17,779 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 01:23:17,780 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 01:23:17,780 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ad0527d8972158d721d810d47d1a1d5d2a58507963c43f16ffd283735cf830c [2025-03-17 01:23:18,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 01:23:18,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 01:23:18,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 01:23:18,108 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 01:23:18,108 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 01:23:18,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2025-03-17 01:23:19,302 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa9ddf654/7d94b7ef951a4ab7b7d3dd9186962ec6/FLAGa403bcf89 [2025-03-17 01:23:19,516 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 01:23:19,516 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2025-03-17 01:23:19,526 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa9ddf654/7d94b7ef951a4ab7b7d3dd9186962ec6/FLAGa403bcf89 [2025-03-17 01:23:19,539 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa9ddf654/7d94b7ef951a4ab7b7d3dd9186962ec6 [2025-03-17 01:23:19,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 01:23:19,544 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 01:23:19,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 01:23:19,546 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 01:23:19,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 01:23:19,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@494fa0c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19, skipping insertion in model container [2025-03-17 01:23:19,551 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,573 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 01:23:19,675 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i[918,931] [2025-03-17 01:23:19,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 01:23:19,767 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 01:23:19,777 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i[918,931] [2025-03-17 01:23:19,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 01:23:19,836 INFO L204 MainTranslator]: Completed translation [2025-03-17 01:23:19,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19 WrapperNode [2025-03-17 01:23:19,837 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 01:23:19,838 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 01:23:19,838 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 01:23:19,838 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 01:23:19,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,858 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,886 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2025-03-17 01:23:19,887 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 01:23:19,888 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 01:23:19,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 01:23:19,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 01:23:19,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,899 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,915 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-17 01:23:19,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,930 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,935 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,943 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 01:23:19,944 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 01:23:19,947 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 01:23:19,947 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 01:23:19,948 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (1/1) ... [2025-03-17 01:23:19,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 01:23:19,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:23:19,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 01:23:19,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 01:23:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 01:23:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-17 01:23:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 01:23:20,003 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 01:23:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 01:23:20,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 01:23:20,070 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 01:23:20,072 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 01:23:20,906 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2025-03-17 01:23:20,906 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 01:23:20,918 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 01:23:20,918 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 01:23:20,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:23:20 BoogieIcfgContainer [2025-03-17 01:23:20,918 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 01:23:20,920 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 01:23:20,920 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 01:23:20,923 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 01:23:20,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 01:23:19" (1/3) ... [2025-03-17 01:23:20,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28fc9807 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 01:23:20, skipping insertion in model container [2025-03-17 01:23:20,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:19" (2/3) ... [2025-03-17 01:23:20,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28fc9807 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 01:23:20, skipping insertion in model container [2025-03-17 01:23:20,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:23:20" (3/3) ... [2025-03-17 01:23:20,925 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i [2025-03-17 01:23:20,936 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 01:23:20,938 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-4.i that has 2 procedures, 91 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 01:23:20,982 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 01:23:20,991 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;@4d58f50d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 01:23:20,992 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 01:23:20,995 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-17 01:23:21,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2025-03-17 01:23:21,006 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:21,007 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:23:21,007 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:21,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:21,012 INFO L85 PathProgramCache]: Analyzing trace with hash -375389790, now seen corresponding path program 1 times [2025-03-17 01:23:21,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 01:23:21,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [920069791] [2025-03-17 01:23:21,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:21,025 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 01:23:21,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 01:23:21,027 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 01:23:21,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-17 01:23:21,150 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 205 statements into 1 equivalence classes. [2025-03-17 01:23:21,331 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 205 of 205 statements. [2025-03-17 01:23:21,331 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:21,331 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:21,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 01:23:21,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:21,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 988 proven. 0 refuted. 0 times theorem prover too weak. 1124 trivial. 0 not checked. [2025-03-17 01:23:21,399 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 01:23:21,399 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 01:23:21,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [920069791] [2025-03-17 01:23:21,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [920069791] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:23:21,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:23:21,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 01:23:21,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270391798] [2025-03-17 01:23:21,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:23:21,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 01:23:21,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 01:23:21,419 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 01:23:21,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 01:23:21,422 INFO L87 Difference]: Start difference. First operand has 91 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-17 01:23:21,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:21,440 INFO L93 Difference]: Finished difference Result 179 states and 325 transitions. [2025-03-17 01:23:21,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 01:23:21,442 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 205 [2025-03-17 01:23:21,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:21,447 INFO L225 Difference]: With dead ends: 179 [2025-03-17 01:23:21,447 INFO L226 Difference]: Without dead ends: 89 [2025-03-17 01:23:21,449 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 01:23:21,453 INFO L435 NwaCegarLoop]: 142 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, 142 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:21,455 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 01:23:21,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2025-03-17 01:23:21,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2025-03-17 01:23:21,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 54 states have internal predecessors, (76), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-17 01:23:21,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 142 transitions. [2025-03-17 01:23:21,493 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 142 transitions. Word has length 205 [2025-03-17 01:23:21,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:21,495 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 142 transitions. [2025-03-17 01:23:21,495 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-17 01:23:21,495 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 142 transitions. [2025-03-17 01:23:21,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2025-03-17 01:23:21,500 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:21,500 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:23:21,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-17 01:23:21,701 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 01:23:21,701 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:21,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:21,702 INFO L85 PathProgramCache]: Analyzing trace with hash 58598309, now seen corresponding path program 1 times [2025-03-17 01:23:21,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 01:23:21,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1354626785] [2025-03-17 01:23:21,702 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:21,702 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 01:23:21,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 01:23:21,705 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 01:23:21,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-17 01:23:21,779 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 206 statements into 1 equivalence classes. [2025-03-17 01:23:21,949 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 206 of 206 statements. [2025-03-17 01:23:21,949 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:21,949 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:21,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-17 01:23:21,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:22,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 309 proven. 177 refuted. 0 times theorem prover too weak. 1626 trivial. 0 not checked. [2025-03-17 01:23:22,906 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:23:23,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 9 proven. 180 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2025-03-17 01:23:23,407 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 01:23:23,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1354626785] [2025-03-17 01:23:23,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1354626785] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 01:23:23,407 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-17 01:23:23,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2025-03-17 01:23:23,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917112879] [2025-03-17 01:23:23,408 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-17 01:23:23,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-03-17 01:23:23,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 01:23:23,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-03-17 01:23:23,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2025-03-17 01:23:23,412 INFO L87 Difference]: Start difference. First operand 89 states and 142 transitions. Second operand has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 14 states have internal predecessors, (62), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2025-03-17 01:23:24,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:24,471 INFO L93 Difference]: Finished difference Result 208 states and 319 transitions. [2025-03-17 01:23:24,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-03-17 01:23:24,473 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 14 states have internal predecessors, (62), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) Word has length 206 [2025-03-17 01:23:24,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:24,476 INFO L225 Difference]: With dead ends: 208 [2025-03-17 01:23:24,478 INFO L226 Difference]: Without dead ends: 120 [2025-03-17 01:23:24,480 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 397 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=155, Invalid=351, Unknown=0, NotChecked=0, Total=506 [2025-03-17 01:23:24,480 INFO L435 NwaCegarLoop]: 95 mSDtfsCounter, 89 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:24,482 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 358 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-03-17 01:23:24,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2025-03-17 01:23:24,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 105. [2025-03-17 01:23:24,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 68 states have (on average 1.3088235294117647) internal successors, (89), 68 states have internal predecessors, (89), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-17 01:23:24,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 155 transitions. [2025-03-17 01:23:24,499 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 155 transitions. Word has length 206 [2025-03-17 01:23:24,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:24,499 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 155 transitions. [2025-03-17 01:23:24,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 14 states have internal predecessors, (62), 3 states have call successors, (64), 3 states have call predecessors, (64), 7 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2025-03-17 01:23:24,500 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 155 transitions. [2025-03-17 01:23:24,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2025-03-17 01:23:24,501 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:24,502 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:23:24,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2025-03-17 01:23:24,702 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 01:23:24,702 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:24,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:24,703 INFO L85 PathProgramCache]: Analyzing trace with hash 208742911, now seen corresponding path program 1 times [2025-03-17 01:23:24,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 01:23:24,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1373836111] [2025-03-17 01:23:24,703 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:24,704 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 01:23:24,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 01:23:24,705 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 01:23:24,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-17 01:23:24,753 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-03-17 01:23:24,901 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-03-17 01:23:24,901 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:24,901 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:24,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-17 01:23:24,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:25,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-17 01:23:25,246 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 01:23:25,246 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 01:23:25,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1373836111] [2025-03-17 01:23:25,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1373836111] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:23:25,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:23:25,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 01:23:25,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415226192] [2025-03-17 01:23:25,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:23:25,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-17 01:23:25,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 01:23:25,249 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 01:23:25,249 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 01:23:25,249 INFO L87 Difference]: Start difference. First operand 105 states and 155 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:23:26,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:26,155 INFO L93 Difference]: Finished difference Result 304 states and 449 transitions. [2025-03-17 01:23:26,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 01:23:26,155 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 207 [2025-03-17 01:23:26,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:26,158 INFO L225 Difference]: With dead ends: 304 [2025-03-17 01:23:26,158 INFO L226 Difference]: Without dead ends: 200 [2025-03-17 01:23:26,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2025-03-17 01:23:26,159 INFO L435 NwaCegarLoop]: 221 mSDtfsCounter, 163 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:26,159 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 356 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-03-17 01:23:26,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2025-03-17 01:23:26,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 196. [2025-03-17 01:23:26,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 123 states have (on average 1.2601626016260163) internal successors, (155), 123 states have internal predecessors, (155), 66 states have call successors, (66), 6 states have call predecessors, (66), 6 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-17 01:23:26,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 287 transitions. [2025-03-17 01:23:26,184 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 287 transitions. Word has length 207 [2025-03-17 01:23:26,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:26,184 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 287 transitions. [2025-03-17 01:23:26,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:23:26,185 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 287 transitions. [2025-03-17 01:23:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2025-03-17 01:23:26,190 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:26,190 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:23:26,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2025-03-17 01:23:26,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 01:23:26,392 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:26,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:26,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1588208448, now seen corresponding path program 1 times [2025-03-17 01:23:26,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 01:23:26,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1912373932] [2025-03-17 01:23:26,393 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:26,393 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 01:23:26,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 01:23:26,396 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 01:23:26,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2025-03-17 01:23:26,430 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-03-17 01:23:26,590 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-03-17 01:23:26,590 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:26,590 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:26,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-17 01:23:26,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:27,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 816 proven. 72 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2025-03-17 01:23:27,772 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:23:28,068 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 01:23:28,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1912373932] [2025-03-17 01:23:28,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1912373932] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:23:28,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [625758020] [2025-03-17 01:23:28,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:28,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-17 01:23:28,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-17 01:23:28,070 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-03-17 01:23:28,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2025-03-17 01:23:28,136 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-03-17 01:23:28,823 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-03-17 01:23:28,823 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:28,823 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:28,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-17 01:23:28,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:30,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 932 proven. 135 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2025-03-17 01:23:30,069 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:23:30,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [625758020] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:23:30,448 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-17 01:23:30,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 16 [2025-03-17 01:23:30,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196478037] [2025-03-17 01:23:30,448 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-17 01:23:30,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-03-17 01:23:30,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 01:23:30,449 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-03-17 01:23:30,450 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2025-03-17 01:23:30,450 INFO L87 Difference]: Start difference. First operand 196 states and 287 transitions. Second operand has 17 states, 17 states have (on average 5.588235294117647) internal successors, (95), 16 states have internal predecessors, (95), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2025-03-17 01:23:34,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:34,162 INFO L93 Difference]: Finished difference Result 530 states and 752 transitions. [2025-03-17 01:23:34,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-03-17 01:23:34,163 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.588235294117647) internal successors, (95), 16 states have internal predecessors, (95), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) Word has length 207 [2025-03-17 01:23:34,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:34,165 INFO L225 Difference]: With dead ends: 530 [2025-03-17 01:23:34,165 INFO L226 Difference]: Without dead ends: 335 [2025-03-17 01:23:34,166 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 482 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 347 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=444, Invalid=1196, Unknown=0, NotChecked=0, Total=1640 [2025-03-17 01:23:34,167 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 378 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 928 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 378 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 1203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 928 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:34,167 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [378 Valid, 613 Invalid, 1203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 928 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2025-03-17 01:23:34,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2025-03-17 01:23:34,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 312. [2025-03-17 01:23:34,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 197 states have (on average 1.2233502538071066) internal successors, (241), 197 states have internal predecessors, (241), 99 states have call successors, (99), 15 states have call predecessors, (99), 15 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2025-03-17 01:23:34,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 439 transitions. [2025-03-17 01:23:34,217 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 439 transitions. Word has length 207 [2025-03-17 01:23:34,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:34,218 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 439 transitions. [2025-03-17 01:23:34,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.588235294117647) internal successors, (95), 16 states have internal predecessors, (95), 5 states have call successors, (66), 5 states have call predecessors, (66), 8 states have return successors, (66), 5 states have call predecessors, (66), 5 states have call successors, (66) [2025-03-17 01:23:34,219 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 439 transitions. [2025-03-17 01:23:34,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2025-03-17 01:23:34,220 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:34,220 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:23:34,229 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2025-03-17 01:23:34,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2025-03-17 01:23:34,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2025-03-17 01:23:34,624 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:34,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:34,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1709686495, now seen corresponding path program 1 times [2025-03-17 01:23:34,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 01:23:34,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [729114121] [2025-03-17 01:23:34,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:34,626 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 01:23:34,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 01:23:34,628 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 01:23:34,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2025-03-17 01:23:34,659 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-03-17 01:23:34,791 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-03-17 01:23:34,791 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:34,791 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:34,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-17 01:23:34,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:35,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-17 01:23:35,319 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 01:23:35,319 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 01:23:35,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [729114121] [2025-03-17 01:23:35,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [729114121] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:23:35,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:23:35,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 01:23:35,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360929233] [2025-03-17 01:23:35,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:23:35,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-17 01:23:35,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 01:23:35,320 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 01:23:35,320 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-17 01:23:35,320 INFO L87 Difference]: Start difference. First operand 312 states and 439 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:23:36,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:36,150 INFO L93 Difference]: Finished difference Result 517 states and 722 transitions. [2025-03-17 01:23:36,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 01:23:36,159 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 207 [2025-03-17 01:23:36,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:36,162 INFO L225 Difference]: With dead ends: 517 [2025-03-17 01:23:36,163 INFO L226 Difference]: Without dead ends: 206 [2025-03-17 01:23:36,163 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-17 01:23:36,164 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 70 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:36,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 412 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-03-17 01:23:36,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2025-03-17 01:23:36,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 183. [2025-03-17 01:23:36,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 106 states have (on average 1.150943396226415) internal successors, (122), 106 states have internal predecessors, (122), 66 states have call successors, (66), 10 states have call predecessors, (66), 10 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-17 01:23:36,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 254 transitions. [2025-03-17 01:23:36,186 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 254 transitions. Word has length 207 [2025-03-17 01:23:36,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:36,186 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 254 transitions. [2025-03-17 01:23:36,187 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-17 01:23:36,187 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 254 transitions. [2025-03-17 01:23:36,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-03-17 01:23:36,188 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:36,188 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:23:36,198 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2025-03-17 01:23:36,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 01:23:36,388 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:36,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:36,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1147765735, now seen corresponding path program 1 times [2025-03-17 01:23:36,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 01:23:36,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1545538564] [2025-03-17 01:23:36,389 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:36,389 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 01:23:36,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 01:23:36,392 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 01:23:36,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2025-03-17 01:23:36,424 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-17 01:23:36,570 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-17 01:23:36,571 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:36,571 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:36,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-17 01:23:36,581 INFO L279 TraceCheckSpWp]: Computing forward predicates...