./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-47.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-47.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 399278bac1c9babdd7cf836eb639dd83b63ce913ca16317b40f835863b115f5f --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 01:23:22,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 01:23:22,381 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-17 01:23:22,387 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 01:23:22,389 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 01:23:22,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 01:23:22,411 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 01:23:22,411 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 01:23:22,411 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 01:23:22,412 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 01:23:22,412 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 01:23:22,412 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 01:23:22,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 01:23:22,413 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 01:23:22,413 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 01:23:22,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 01:23:22,413 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 01:23:22,414 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 01:23:22,414 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 01:23:22,415 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 01:23:22,415 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 01:23:22,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 01:23:22,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 01:23:22,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 01:23:22,415 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 01:23:22,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 01:23:22,416 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 01:23:22,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 01:23:22,416 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 01:23:22,416 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 01:23:22,416 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 01:23:22,416 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 01:23:22,416 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 -> 399278bac1c9babdd7cf836eb639dd83b63ce913ca16317b40f835863b115f5f [2025-03-17 01:23:22,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 01:23:22,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 01:23:22,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 01:23:22,635 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 01:23:22,635 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 01:23:22,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-47.i [2025-03-17 01:23:23,782 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee9936170/9518df198ee64444a48af7292679e5ac/FLAG62a692602 [2025-03-17 01:23:24,005 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 01:23:24,006 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-47.i [2025-03-17 01:23:24,031 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee9936170/9518df198ee64444a48af7292679e5ac/FLAG62a692602 [2025-03-17 01:23:24,355 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee9936170/9518df198ee64444a48af7292679e5ac [2025-03-17 01:23:24,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 01:23:24,358 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 01:23:24,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 01:23:24,359 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 01:23:24,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 01:23:24,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,363 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59e1e964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24, skipping insertion in model container [2025-03-17 01:23:24,363 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,380 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 01:23:24,471 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-47.i[919,932] [2025-03-17 01:23:24,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 01:23:24,561 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 01:23:24,571 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-47.i[919,932] [2025-03-17 01:23:24,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 01:23:24,618 INFO L204 MainTranslator]: Completed translation [2025-03-17 01:23:24,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24 WrapperNode [2025-03-17 01:23:24,619 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 01:23:24,619 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 01:23:24,619 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 01:23:24,619 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 01:23:24,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,635 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,663 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 287 [2025-03-17 01:23:24,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 01:23:24,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 01:23:24,666 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 01:23:24,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 01:23:24,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,676 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,703 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 01:23:24,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,715 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,728 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,732 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 01:23:24,733 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 01:23:24,733 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 01:23:24,733 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 01:23:24,734 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (1/1) ... [2025-03-17 01:23:24,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 01:23:24,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:23:24,756 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 01:23:24,758 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 01:23:24,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 01:23:24,772 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 01:23:24,773 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 01:23:24,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 01:23:24,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 01:23:24,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 01:23:24,831 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 01:23:24,832 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 01:23:25,210 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L197: havoc property_#t~bitwise26#1;havoc property_#t~ite28#1;havoc property_#t~bitwise27#1;havoc property_#t~short29#1; [2025-03-17 01:23:25,237 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-17 01:23:25,237 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 01:23:25,255 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 01:23:25,255 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 01:23:25,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:23:25 BoogieIcfgContainer [2025-03-17 01:23:25,256 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 01:23:25,257 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 01:23:25,257 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 01:23:25,260 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 01:23:25,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 01:23:24" (1/3) ... [2025-03-17 01:23:25,262 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b07057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 01:23:25, skipping insertion in model container [2025-03-17 01:23:25,262 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:23:24" (2/3) ... [2025-03-17 01:23:25,262 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b07057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 01:23:25, skipping insertion in model container [2025-03-17 01:23:25,262 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:23:25" (3/3) ... [2025-03-17 01:23:25,263 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-47.i [2025-03-17 01:23:25,273 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 01:23:25,274 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-47.i that has 2 procedures, 117 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 01:23:25,309 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 01:23:25,318 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;@5a47a932, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 01:23:25,319 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 01:23:25,322 INFO L276 IsEmpty]: Start isEmpty. Operand has 117 states, 85 states have (on average 1.5529411764705883) internal successors, (132), 86 states have internal predecessors, (132), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-17 01:23:25,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2025-03-17 01:23:25,332 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:25,333 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:25,333 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:25,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:25,337 INFO L85 PathProgramCache]: Analyzing trace with hash 291243344, now seen corresponding path program 1 times [2025-03-17 01:23:25,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:25,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947656674] [2025-03-17 01:23:25,344 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:25,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:25,417 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 190 statements into 1 equivalence classes. [2025-03-17 01:23:25,442 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 190 of 190 statements. [2025-03-17 01:23:25,443 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:25,443 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:25,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2025-03-17 01:23:25,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:25,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947656674] [2025-03-17 01:23:25,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947656674] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:23:25,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [213153445] [2025-03-17 01:23:25,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:25,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:25,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:23:25,631 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 01:23:25,631 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 01:23:25,699 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 190 statements into 1 equivalence classes. [2025-03-17 01:23:25,769 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 190 of 190 statements. [2025-03-17 01:23:25,769 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:25,769 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:25,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 01:23:25,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:25,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2025-03-17 01:23:25,806 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 01:23:25,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [213153445] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:23:25,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 01:23:25,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-17 01:23:25,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687643687] [2025-03-17 01:23:25,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:23:25,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 01:23:25,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:25,822 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 01:23:25,823 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 01:23:25,824 INFO L87 Difference]: Start difference. First operand has 117 states, 85 states have (on average 1.5529411764705883) internal successors, (132), 86 states have internal predecessors, (132), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-17 01:23:25,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:25,860 INFO L93 Difference]: Finished difference Result 231 states and 407 transitions. [2025-03-17 01:23:25,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 01:23:25,861 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 190 [2025-03-17 01:23:25,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:25,865 INFO L225 Difference]: With dead ends: 231 [2025-03-17 01:23:25,866 INFO L226 Difference]: Without dead ends: 115 [2025-03-17 01:23:25,868 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 191 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 01:23:25,870 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 175 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:25,870 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 175 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 01:23:25,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2025-03-17 01:23:25,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2025-03-17 01:23:25,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-17 01:23:25,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 182 transitions. [2025-03-17 01:23:25,911 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 182 transitions. Word has length 190 [2025-03-17 01:23:25,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:25,911 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 182 transitions. [2025-03-17 01:23:25,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-17 01:23:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 182 transitions. [2025-03-17 01:23:25,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2025-03-17 01:23:25,915 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:25,915 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:25,923 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 01:23:26,120 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 01:23:26,120 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:26,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:26,121 INFO L85 PathProgramCache]: Analyzing trace with hash -919218039, now seen corresponding path program 1 times [2025-03-17 01:23:26,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:26,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283013761] [2025-03-17 01:23:26,121 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:26,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:26,147 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 191 statements into 1 equivalence classes. [2025-03-17 01:23:26,224 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 191 of 191 statements. [2025-03-17 01:23:26,226 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:26,226 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:26,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-17 01:23:26,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:26,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283013761] [2025-03-17 01:23:26,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283013761] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:23:26,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:23:26,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-17 01:23:26,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570630049] [2025-03-17 01:23:26,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:23:26,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-17 01:23:26,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:26,823 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 01:23:26,823 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-17 01:23:26,823 INFO L87 Difference]: Start difference. First operand 115 states and 182 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:27,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:27,216 INFO L93 Difference]: Finished difference Result 496 states and 781 transitions. [2025-03-17 01:23:27,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 01:23:27,217 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 191 [2025-03-17 01:23:27,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:27,220 INFO L225 Difference]: With dead ends: 496 [2025-03-17 01:23:27,220 INFO L226 Difference]: Without dead ends: 382 [2025-03-17 01:23:27,221 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2025-03-17 01:23:27,221 INFO L435 NwaCegarLoop]: 223 mSDtfsCounter, 436 mSDsluCounter, 485 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 436 SdHoareTripleChecker+Valid, 708 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:27,222 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [436 Valid, 708 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-17 01:23:27,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2025-03-17 01:23:27,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 253. [2025-03-17 01:23:27,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 192 states have (on average 1.4791666666666667) internal successors, (284), 192 states have internal predecessors, (284), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2025-03-17 01:23:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 400 transitions. [2025-03-17 01:23:27,268 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 400 transitions. Word has length 191 [2025-03-17 01:23:27,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:27,269 INFO L471 AbstractCegarLoop]: Abstraction has 253 states and 400 transitions. [2025-03-17 01:23:27,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:27,269 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 400 transitions. [2025-03-17 01:23:27,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2025-03-17 01:23:27,271 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:27,271 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:27,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 01:23:27,271 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:27,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:27,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1173954584, now seen corresponding path program 1 times [2025-03-17 01:23:27,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:27,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948669414] [2025-03-17 01:23:27,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:27,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:27,288 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 191 statements into 1 equivalence classes. [2025-03-17 01:23:27,343 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 191 of 191 statements. [2025-03-17 01:23:27,343 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:27,343 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:27,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-17 01:23:27,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:27,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948669414] [2025-03-17 01:23:27,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948669414] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:23:27,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:23:27,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 01:23:27,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601072782] [2025-03-17 01:23:27,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:23:27,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 01:23:27,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:27,736 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 01:23:27,736 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 01:23:27,736 INFO L87 Difference]: Start difference. First operand 253 states and 400 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:28,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:28,000 INFO L93 Difference]: Finished difference Result 482 states and 756 transitions. [2025-03-17 01:23:28,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 01:23:28,001 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 191 [2025-03-17 01:23:28,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:28,004 INFO L225 Difference]: With dead ends: 482 [2025-03-17 01:23:28,005 INFO L226 Difference]: Without dead ends: 230 [2025-03-17 01:23:28,007 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 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 01:23:28,009 INFO L435 NwaCegarLoop]: 172 mSDtfsCounter, 128 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:28,009 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 485 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 01:23:28,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2025-03-17 01:23:28,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 192. [2025-03-17 01:23:28,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 131 states have (on average 1.4122137404580153) internal successors, (185), 131 states have internal predecessors, (185), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2025-03-17 01:23:28,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 301 transitions. [2025-03-17 01:23:28,055 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 301 transitions. Word has length 191 [2025-03-17 01:23:28,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:28,055 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 301 transitions. [2025-03-17 01:23:28,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:28,056 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 301 transitions. [2025-03-17 01:23:28,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2025-03-17 01:23:28,057 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:28,057 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:28,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 01:23:28,060 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:28,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:28,060 INFO L85 PathProgramCache]: Analyzing trace with hash 843120004, now seen corresponding path program 1 times [2025-03-17 01:23:28,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:28,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919036115] [2025-03-17 01:23:28,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:28,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:28,077 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 193 statements into 1 equivalence classes. [2025-03-17 01:23:28,113 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 193 of 193 statements. [2025-03-17 01:23:28,115 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:28,115 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:28,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-17 01:23:28,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:28,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919036115] [2025-03-17 01:23:28,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919036115] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:23:28,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:23:28,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-17 01:23:28,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033054755] [2025-03-17 01:23:28,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:23:28,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-17 01:23:28,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:28,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 01:23:28,442 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-17 01:23:28,442 INFO L87 Difference]: Start difference. First operand 192 states and 301 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:29,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:29,070 INFO L93 Difference]: Finished difference Result 575 states and 909 transitions. [2025-03-17 01:23:29,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 01:23:29,071 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 193 [2025-03-17 01:23:29,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:29,074 INFO L225 Difference]: With dead ends: 575 [2025-03-17 01:23:29,074 INFO L226 Difference]: Without dead ends: 461 [2025-03-17 01:23:29,075 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2025-03-17 01:23:29,075 INFO L435 NwaCegarLoop]: 222 mSDtfsCounter, 277 mSDsluCounter, 500 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 722 SdHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:29,075 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 722 Invalid, 474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-17 01:23:29,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2025-03-17 01:23:29,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 391. [2025-03-17 01:23:29,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 300 states have (on average 1.4733333333333334) internal successors, (442), 300 states have internal predecessors, (442), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2025-03-17 01:23:29,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 616 transitions. [2025-03-17 01:23:29,110 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 616 transitions. Word has length 193 [2025-03-17 01:23:29,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:29,111 INFO L471 AbstractCegarLoop]: Abstraction has 391 states and 616 transitions. [2025-03-17 01:23:29,112 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:29,112 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 616 transitions. [2025-03-17 01:23:29,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2025-03-17 01:23:29,114 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:29,115 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:29,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 01:23:29,115 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:29,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:29,115 INFO L85 PathProgramCache]: Analyzing trace with hash -303139962, now seen corresponding path program 1 times [2025-03-17 01:23:29,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:29,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145828831] [2025-03-17 01:23:29,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:29,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:29,129 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-17 01:23:29,163 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-17 01:23:29,165 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:29,165 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:29,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-17 01:23:29,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:29,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145828831] [2025-03-17 01:23:29,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145828831] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:23:29,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:23:29,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 01:23:29,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807155048] [2025-03-17 01:23:29,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:23:29,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 01:23:29,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:29,374 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 01:23:29,374 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 01:23:29,374 INFO L87 Difference]: Start difference. First operand 391 states and 616 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:29,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:29,544 INFO L93 Difference]: Finished difference Result 891 states and 1407 transitions. [2025-03-17 01:23:29,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 01:23:29,545 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 194 [2025-03-17 01:23:29,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:29,548 INFO L225 Difference]: With dead ends: 891 [2025-03-17 01:23:29,548 INFO L226 Difference]: Without dead ends: 589 [2025-03-17 01:23:29,549 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 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 01:23:29,549 INFO L435 NwaCegarLoop]: 283 mSDtfsCounter, 157 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 682 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:29,549 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 682 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 01:23:29,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2025-03-17 01:23:29,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 256. [2025-03-17 01:23:29,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 195 states have (on average 1.4461538461538461) internal successors, (282), 195 states have internal predecessors, (282), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2025-03-17 01:23:29,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 398 transitions. [2025-03-17 01:23:29,582 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 398 transitions. Word has length 194 [2025-03-17 01:23:29,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:29,583 INFO L471 AbstractCegarLoop]: Abstraction has 256 states and 398 transitions. [2025-03-17 01:23:29,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:29,583 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 398 transitions. [2025-03-17 01:23:29,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2025-03-17 01:23:29,584 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:29,584 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:29,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-17 01:23:29,584 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:29,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:29,585 INFO L85 PathProgramCache]: Analyzing trace with hash 921641091, now seen corresponding path program 1 times [2025-03-17 01:23:29,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:29,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414277840] [2025-03-17 01:23:29,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:29,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:29,598 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-17 01:23:29,659 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-17 01:23:29,660 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:29,660 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:30,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 36 proven. 126 refuted. 0 times theorem prover too weak. 1462 trivial. 0 not checked. [2025-03-17 01:23:30,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:30,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414277840] [2025-03-17 01:23:30,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414277840] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:23:30,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330032835] [2025-03-17 01:23:30,419 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:30,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:30,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:23:30,421 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 01:23:30,423 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 01:23:30,477 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-17 01:23:30,629 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-17 01:23:30,629 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:30,629 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:30,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-03-17 01:23:30,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:31,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 268 proven. 150 refuted. 0 times theorem prover too weak. 1206 trivial. 0 not checked. [2025-03-17 01:23:31,798 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:23:32,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-17 01:23:32,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330032835] provided 1 perfect and 1 imperfect interpolant sequences [2025-03-17 01:23:32,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2025-03-17 01:23:32,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12, 11] total 26 [2025-03-17 01:23:32,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111660905] [2025-03-17 01:23:32,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:23:32,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 01:23:32,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:32,198 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 01:23:32,199 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=544, Unknown=0, NotChecked=0, Total=650 [2025-03-17 01:23:32,199 INFO L87 Difference]: Start difference. First operand 256 states and 398 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:32,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:32,689 INFO L93 Difference]: Finished difference Result 539 states and 841 transitions. [2025-03-17 01:23:32,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-17 01:23:32,690 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 194 [2025-03-17 01:23:32,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:32,692 INFO L225 Difference]: With dead ends: 539 [2025-03-17 01:23:32,693 INFO L226 Difference]: Without dead ends: 379 [2025-03-17 01:23:32,693 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 379 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=137, Invalid=675, Unknown=0, NotChecked=0, Total=812 [2025-03-17 01:23:32,694 INFO L435 NwaCegarLoop]: 279 mSDtfsCounter, 497 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 497 SdHoareTripleChecker+Valid, 901 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:32,695 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [497 Valid, 901 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-17 01:23:32,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2025-03-17 01:23:32,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 337. [2025-03-17 01:23:32,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 244 states have (on average 1.4057377049180328) internal successors, (343), 245 states have internal predecessors, (343), 87 states have call successors, (87), 5 states have call predecessors, (87), 5 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2025-03-17 01:23:32,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 517 transitions. [2025-03-17 01:23:32,723 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 517 transitions. Word has length 194 [2025-03-17 01:23:32,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:32,724 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 517 transitions. [2025-03-17 01:23:32,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:32,724 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 517 transitions. [2025-03-17 01:23:32,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2025-03-17 01:23:32,725 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:32,725 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:32,733 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 01:23:32,926 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 01:23:32,926 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:32,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:32,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1809144772, now seen corresponding path program 1 times [2025-03-17 01:23:32,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:32,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005984536] [2025-03-17 01:23:32,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:32,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:32,938 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-17 01:23:32,991 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-17 01:23:32,991 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:32,991 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:33,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 24 proven. 138 refuted. 0 times theorem prover too weak. 1462 trivial. 0 not checked. [2025-03-17 01:23:33,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:33,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005984536] [2025-03-17 01:23:33,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005984536] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:23:33,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282168558] [2025-03-17 01:23:33,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:33,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:33,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:23:33,676 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 01:23:33,677 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 01:23:33,731 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-17 01:23:33,897 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-17 01:23:33,897 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:33,897 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:33,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 33 conjuncts are in the unsatisfiable core [2025-03-17 01:23:33,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:35,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 864 proven. 246 refuted. 0 times theorem prover too weak. 514 trivial. 0 not checked. [2025-03-17 01:23:35,099 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:23:36,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 114 proven. 129 refuted. 0 times theorem prover too weak. 1381 trivial. 0 not checked. [2025-03-17 01:23:36,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [282168558] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 01:23:36,115 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 01:23:36,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 15, 12] total 35 [2025-03-17 01:23:36,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373252105] [2025-03-17 01:23:36,116 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 01:23:36,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2025-03-17 01:23:36,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:36,117 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2025-03-17 01:23:36,117 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=240, Invalid=950, Unknown=0, NotChecked=0, Total=1190 [2025-03-17 01:23:36,118 INFO L87 Difference]: Start difference. First operand 337 states and 517 transitions. Second operand has 35 states, 34 states have (on average 4.764705882352941) internal successors, (162), 32 states have internal predecessors, (162), 12 states have call successors, (87), 6 states have call predecessors, (87), 12 states have return successors, (87), 12 states have call predecessors, (87), 12 states have call successors, (87) [2025-03-17 01:23:42,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:42,828 INFO L93 Difference]: Finished difference Result 1979 states and 2905 transitions. [2025-03-17 01:23:42,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2025-03-17 01:23:42,829 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 4.764705882352941) internal successors, (162), 32 states have internal predecessors, (162), 12 states have call successors, (87), 6 states have call predecessors, (87), 12 states have return successors, (87), 12 states have call predecessors, (87), 12 states have call successors, (87) Word has length 194 [2025-03-17 01:23:42,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:42,837 INFO L225 Difference]: With dead ends: 1979 [2025-03-17 01:23:42,838 INFO L226 Difference]: Without dead ends: 1702 [2025-03-17 01:23:42,843 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 531 GetRequests, 391 SyntacticMatches, 0 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7335 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=3811, Invalid=16211, Unknown=0, NotChecked=0, Total=20022 [2025-03-17 01:23:42,844 INFO L435 NwaCegarLoop]: 231 mSDtfsCounter, 2199 mSDsluCounter, 2591 mSDsCounter, 0 mSdLazyCounter, 4539 mSolverCounterSat, 694 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2205 SdHoareTripleChecker+Valid, 2822 SdHoareTripleChecker+Invalid, 5233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 694 IncrementalHoareTripleChecker+Valid, 4539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:42,844 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2205 Valid, 2822 Invalid, 5233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [694 Valid, 4539 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2025-03-17 01:23:42,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1702 states. [2025-03-17 01:23:42,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1702 to 762. [2025-03-17 01:23:42,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 762 states, 619 states have (on average 1.394184168012924) internal successors, (863), 622 states have internal predecessors, (863), 116 states have call successors, (116), 26 states have call predecessors, (116), 26 states have return successors, (116), 113 states have call predecessors, (116), 116 states have call successors, (116) [2025-03-17 01:23:42,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 762 states and 1095 transitions. [2025-03-17 01:23:42,907 INFO L78 Accepts]: Start accepts. Automaton has 762 states and 1095 transitions. Word has length 194 [2025-03-17 01:23:42,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:42,908 INFO L471 AbstractCegarLoop]: Abstraction has 762 states and 1095 transitions. [2025-03-17 01:23:42,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 4.764705882352941) internal successors, (162), 32 states have internal predecessors, (162), 12 states have call successors, (87), 6 states have call predecessors, (87), 12 states have return successors, (87), 12 states have call predecessors, (87), 12 states have call successors, (87) [2025-03-17 01:23:42,908 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1095 transitions. [2025-03-17 01:23:42,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2025-03-17 01:23:42,909 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:42,909 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:42,917 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-17 01:23:43,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:43,114 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:43,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:43,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1843778036, now seen corresponding path program 1 times [2025-03-17 01:23:43,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:43,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77134712] [2025-03-17 01:23:43,115 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:43,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:43,123 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 195 statements into 1 equivalence classes. [2025-03-17 01:23:43,133 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 195 of 195 statements. [2025-03-17 01:23:43,133 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:43,133 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:43,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-17 01:23:43,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:43,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77134712] [2025-03-17 01:23:43,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77134712] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:23:43,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:23:43,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-03-17 01:23:43,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244349762] [2025-03-17 01:23:43,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:23:43,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-17 01:23:43,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:43,355 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-17 01:23:43,355 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2025-03-17 01:23:43,355 INFO L87 Difference]: Start difference. First operand 762 states and 1095 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:43,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:43,819 INFO L93 Difference]: Finished difference Result 2228 states and 3150 transitions. [2025-03-17 01:23:43,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-17 01:23:43,819 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 195 [2025-03-17 01:23:43,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:43,827 INFO L225 Difference]: With dead ends: 2228 [2025-03-17 01:23:43,828 INFO L226 Difference]: Without dead ends: 1611 [2025-03-17 01:23:43,831 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2025-03-17 01:23:43,832 INFO L435 NwaCegarLoop]: 203 mSDtfsCounter, 332 mSDsluCounter, 844 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 1047 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:43,832 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 1047 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-17 01:23:43,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1611 states. [2025-03-17 01:23:43,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1611 to 1199. [2025-03-17 01:23:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1199 states, 1016 states have (on average 1.406496062992126) internal successors, (1429), 1022 states have internal predecessors, (1429), 142 states have call successors, (142), 40 states have call predecessors, (142), 40 states have return successors, (142), 136 states have call predecessors, (142), 142 states have call successors, (142) [2025-03-17 01:23:43,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 1199 states and 1713 transitions. [2025-03-17 01:23:43,911 INFO L78 Accepts]: Start accepts. Automaton has 1199 states and 1713 transitions. Word has length 195 [2025-03-17 01:23:43,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:43,912 INFO L471 AbstractCegarLoop]: Abstraction has 1199 states and 1713 transitions. [2025-03-17 01:23:43,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:43,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1713 transitions. [2025-03-17 01:23:43,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2025-03-17 01:23:43,916 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:43,916 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:43,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-17 01:23:43,916 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:43,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:43,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1563685579, now seen corresponding path program 1 times [2025-03-17 01:23:43,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:43,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498715192] [2025-03-17 01:23:43,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:43,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:43,925 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 195 statements into 1 equivalence classes. [2025-03-17 01:23:44,000 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 195 of 195 statements. [2025-03-17 01:23:44,000 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:44,000 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:44,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2025-03-17 01:23:44,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:44,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498715192] [2025-03-17 01:23:44,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498715192] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:23:44,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814404885] [2025-03-17 01:23:44,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:44,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:44,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:23:44,275 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 01:23:44,277 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 01:23:44,327 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 195 statements into 1 equivalence classes. [2025-03-17 01:23:44,483 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 195 of 195 statements. [2025-03-17 01:23:44,484 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:44,484 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:44,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-03-17 01:23:44,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:45,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 268 proven. 150 refuted. 0 times theorem prover too weak. 1206 trivial. 0 not checked. [2025-03-17 01:23:45,230 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:23:45,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2025-03-17 01:23:45,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [814404885] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 01:23:45,472 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 01:23:45,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 6] total 19 [2025-03-17 01:23:45,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989694305] [2025-03-17 01:23:45,472 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 01:23:45,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2025-03-17 01:23:45,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:45,473 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2025-03-17 01:23:45,473 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=253, Unknown=0, NotChecked=0, Total=342 [2025-03-17 01:23:45,473 INFO L87 Difference]: Start difference. First operand 1199 states and 1713 transitions. Second operand has 19 states, 19 states have (on average 6.2631578947368425) internal successors, (119), 18 states have internal predecessors, (119), 7 states have call successors, (87), 4 states have call predecessors, (87), 7 states have return successors, (87), 7 states have call predecessors, (87), 7 states have call successors, (87) [2025-03-17 01:23:46,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:46,164 INFO L93 Difference]: Finished difference Result 2398 states and 3422 transitions. [2025-03-17 01:23:46,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2025-03-17 01:23:46,165 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 6.2631578947368425) internal successors, (119), 18 states have internal predecessors, (119), 7 states have call successors, (87), 4 states have call predecessors, (87), 7 states have return successors, (87), 7 states have call predecessors, (87), 7 states have call successors, (87) Word has length 195 [2025-03-17 01:23:46,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:46,173 INFO L225 Difference]: With dead ends: 2398 [2025-03-17 01:23:46,173 INFO L226 Difference]: Without dead ends: 1320 [2025-03-17 01:23:46,175 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 380 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=181, Invalid=521, Unknown=0, NotChecked=0, Total=702 [2025-03-17 01:23:46,177 INFO L435 NwaCegarLoop]: 156 mSDtfsCounter, 401 mSDsluCounter, 932 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 405 SdHoareTripleChecker+Valid, 1088 SdHoareTripleChecker+Invalid, 955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:46,177 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [405 Valid, 1088 Invalid, 955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 912 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-17 01:23:46,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2025-03-17 01:23:46,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1166. [2025-03-17 01:23:46,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1166 states, 983 states have (on average 1.3967446592065107) internal successors, (1373), 989 states have internal predecessors, (1373), 142 states have call successors, (142), 40 states have call predecessors, (142), 40 states have return successors, (142), 136 states have call predecessors, (142), 142 states have call successors, (142) [2025-03-17 01:23:46,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1166 states and 1657 transitions. [2025-03-17 01:23:46,251 INFO L78 Accepts]: Start accepts. Automaton has 1166 states and 1657 transitions. Word has length 195 [2025-03-17 01:23:46,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:46,252 INFO L471 AbstractCegarLoop]: Abstraction has 1166 states and 1657 transitions. [2025-03-17 01:23:46,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.2631578947368425) internal successors, (119), 18 states have internal predecessors, (119), 7 states have call successors, (87), 4 states have call predecessors, (87), 7 states have return successors, (87), 7 states have call predecessors, (87), 7 states have call successors, (87) [2025-03-17 01:23:46,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1657 transitions. [2025-03-17 01:23:46,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2025-03-17 01:23:46,254 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:46,254 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:46,266 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-03-17 01:23:46,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:46,455 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:46,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:46,456 INFO L85 PathProgramCache]: Analyzing trace with hash -851628814, now seen corresponding path program 1 times [2025-03-17 01:23:46,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:46,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672794205] [2025-03-17 01:23:46,457 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:46,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:46,465 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-17 01:23:46,474 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-17 01:23:46,474 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:46,474 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:46,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-17 01:23:46,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:46,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672794205] [2025-03-17 01:23:46,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672794205] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:23:46,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:23:46,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-03-17 01:23:46,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497568876] [2025-03-17 01:23:46,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:23:46,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-17 01:23:46,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:46,625 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-17 01:23:46,625 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2025-03-17 01:23:46,625 INFO L87 Difference]: Start difference. First operand 1166 states and 1657 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:47,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:47,031 INFO L93 Difference]: Finished difference Result 2607 states and 3672 transitions. [2025-03-17 01:23:47,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-17 01:23:47,032 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 196 [2025-03-17 01:23:47,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:47,039 INFO L225 Difference]: With dead ends: 2607 [2025-03-17 01:23:47,039 INFO L226 Difference]: Without dead ends: 1601 [2025-03-17 01:23:47,041 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2025-03-17 01:23:47,042 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 246 mSDsluCounter, 841 mSDsCounter, 0 mSdLazyCounter, 433 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 1051 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:47,042 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 1051 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 433 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-17 01:23:47,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1601 states. [2025-03-17 01:23:47,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1601 to 1174. [2025-03-17 01:23:47,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1174 states, 991 states have (on average 1.3995963673057519) internal successors, (1387), 997 states have internal predecessors, (1387), 142 states have call successors, (142), 40 states have call predecessors, (142), 40 states have return successors, (142), 136 states have call predecessors, (142), 142 states have call successors, (142) [2025-03-17 01:23:47,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 1174 states and 1671 transitions. [2025-03-17 01:23:47,126 INFO L78 Accepts]: Start accepts. Automaton has 1174 states and 1671 transitions. Word has length 196 [2025-03-17 01:23:47,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:47,126 INFO L471 AbstractCegarLoop]: Abstraction has 1174 states and 1671 transitions. [2025-03-17 01:23:47,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:23:47,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1671 transitions. [2025-03-17 01:23:47,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2025-03-17 01:23:47,127 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:47,127 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:47,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-17 01:23:47,127 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:47,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:47,128 INFO L85 PathProgramCache]: Analyzing trace with hash 35874867, now seen corresponding path program 1 times [2025-03-17 01:23:47,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:47,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146809751] [2025-03-17 01:23:47,128 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:47,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:47,136 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-17 01:23:47,180 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-17 01:23:47,180 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:47,180 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:47,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 63 proven. 99 refuted. 0 times theorem prover too weak. 1462 trivial. 0 not checked. [2025-03-17 01:23:47,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:47,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146809751] [2025-03-17 01:23:47,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146809751] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:23:47,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782125223] [2025-03-17 01:23:47,671 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:47,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:47,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:23:47,673 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 01:23:47,675 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 01:23:47,729 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-17 01:23:47,770 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-17 01:23:47,770 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:47,770 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:47,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-03-17 01:23:47,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:48,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 556 proven. 207 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2025-03-17 01:23:48,826 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:23:50,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782125223] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:23:50,898 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-17 01:23:50,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 16] total 21 [2025-03-17 01:23:50,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955712131] [2025-03-17 01:23:50,899 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-17 01:23:50,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2025-03-17 01:23:50,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:50,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2025-03-17 01:23:50,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=610, Unknown=0, NotChecked=0, Total=756 [2025-03-17 01:23:50,901 INFO L87 Difference]: Start difference. First operand 1174 states and 1671 transitions. Second operand has 21 states, 21 states have (on average 5.142857142857143) internal successors, (108), 21 states have internal predecessors, (108), 5 states have call successors, (55), 4 states have call predecessors, (55), 6 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) [2025-03-17 01:23:55,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:23:55,423 INFO L93 Difference]: Finished difference Result 3008 states and 4179 transitions. [2025-03-17 01:23:55,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2025-03-17 01:23:55,423 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 5.142857142857143) internal successors, (108), 21 states have internal predecessors, (108), 5 states have call successors, (55), 4 states have call predecessors, (55), 6 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) Word has length 196 [2025-03-17 01:23:55,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:23:55,429 INFO L225 Difference]: With dead ends: 3008 [2025-03-17 01:23:55,429 INFO L226 Difference]: Without dead ends: 1957 [2025-03-17 01:23:55,433 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 239 SyntacticMatches, 1 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4219 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=2314, Invalid=11026, Unknown=0, NotChecked=0, Total=13340 [2025-03-17 01:23:55,433 INFO L435 NwaCegarLoop]: 203 mSDtfsCounter, 1789 mSDsluCounter, 1390 mSDsCounter, 0 mSdLazyCounter, 2721 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1791 SdHoareTripleChecker+Valid, 1593 SdHoareTripleChecker+Invalid, 2928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 2721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2025-03-17 01:23:55,433 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1791 Valid, 1593 Invalid, 2928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 2721 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2025-03-17 01:23:55,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1957 states. [2025-03-17 01:23:55,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1957 to 1240. [2025-03-17 01:23:55,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1240 states, 1052 states have (on average 1.3878326996197718) internal successors, (1460), 1057 states have internal predecessors, (1460), 140 states have call successors, (140), 47 states have call predecessors, (140), 47 states have return successors, (140), 135 states have call predecessors, (140), 140 states have call successors, (140) [2025-03-17 01:23:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1240 states and 1740 transitions. [2025-03-17 01:23:55,529 INFO L78 Accepts]: Start accepts. Automaton has 1240 states and 1740 transitions. Word has length 196 [2025-03-17 01:23:55,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:23:55,529 INFO L471 AbstractCegarLoop]: Abstraction has 1240 states and 1740 transitions. [2025-03-17 01:23:55,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 5.142857142857143) internal successors, (108), 21 states have internal predecessors, (108), 5 states have call successors, (55), 4 states have call predecessors, (55), 6 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) [2025-03-17 01:23:55,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1740 transitions. [2025-03-17 01:23:55,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2025-03-17 01:23:55,531 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:23:55,532 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:23:55,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-03-17 01:23:55,732 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 01:23:55,732 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:23:55,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:23:55,733 INFO L85 PathProgramCache]: Analyzing trace with hash 880634996, now seen corresponding path program 1 times [2025-03-17 01:23:55,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:23:55,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099053963] [2025-03-17 01:23:55,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:55,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:23:55,741 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-17 01:23:55,821 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-17 01:23:55,821 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:55,821 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-17 01:23:55,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1395497523] [2025-03-17 01:23:55,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:23:55,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:23:55,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:23:55,825 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 01:23:55,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-03-17 01:23:55,885 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-17 01:23:56,037 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-17 01:23:56,037 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:23:56,037 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:23:56,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-03-17 01:23:56,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:23:56,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 612 proven. 138 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2025-03-17 01:23:56,824 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:23:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 24 proven. 141 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2025-03-17 01:23:57,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:23:57,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099053963] [2025-03-17 01:23:57,725 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-03-17 01:23:57,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395497523] [2025-03-17 01:23:57,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395497523] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 01:23:57,725 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-17 01:23:57,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 24 [2025-03-17 01:23:57,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647948208] [2025-03-17 01:23:57,726 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-17 01:23:57,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2025-03-17 01:23:57,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:23:57,726 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2025-03-17 01:23:57,727 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=405, Unknown=0, NotChecked=0, Total=552 [2025-03-17 01:23:57,727 INFO L87 Difference]: Start difference. First operand 1240 states and 1740 transitions. Second operand has 24 states, 24 states have (on average 4.958333333333333) internal successors, (119), 24 states have internal predecessors, (119), 6 states have call successors, (58), 4 states have call predecessors, (58), 8 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) [2025-03-17 01:24:04,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:24:04,657 INFO L93 Difference]: Finished difference Result 3240 states and 4445 transitions. [2025-03-17 01:24:04,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2025-03-17 01:24:04,658 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.958333333333333) internal successors, (119), 24 states have internal predecessors, (119), 6 states have call successors, (58), 4 states have call predecessors, (58), 8 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) Word has length 196 [2025-03-17 01:24:04,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:24:04,664 INFO L225 Difference]: With dead ends: 3240 [2025-03-17 01:24:04,664 INFO L226 Difference]: Without dead ends: 2166 [2025-03-17 01:24:04,667 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 379 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2491 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1654, Invalid=4666, Unknown=0, NotChecked=0, Total=6320 [2025-03-17 01:24:04,667 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 1654 mSDsluCounter, 1821 mSDsCounter, 0 mSdLazyCounter, 2476 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1666 SdHoareTripleChecker+Valid, 1975 SdHoareTripleChecker+Invalid, 2673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 2476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2025-03-17 01:24:04,667 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1666 Valid, 1975 Invalid, 2673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 2476 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2025-03-17 01:24:04,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2166 states. [2025-03-17 01:24:04,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2166 to 1482. [2025-03-17 01:24:04,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1482 states, 1263 states have (on average 1.3927157561361836) internal successors, (1759), 1271 states have internal predecessors, (1759), 158 states have call successors, (158), 60 states have call predecessors, (158), 60 states have return successors, (158), 150 states have call predecessors, (158), 158 states have call successors, (158) [2025-03-17 01:24:04,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1482 states and 2075 transitions. [2025-03-17 01:24:04,789 INFO L78 Accepts]: Start accepts. Automaton has 1482 states and 2075 transitions. Word has length 196 [2025-03-17 01:24:04,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:24:04,789 INFO L471 AbstractCegarLoop]: Abstraction has 1482 states and 2075 transitions. [2025-03-17 01:24:04,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.958333333333333) internal successors, (119), 24 states have internal predecessors, (119), 6 states have call successors, (58), 4 states have call predecessors, (58), 8 states have return successors, (58), 6 states have call predecessors, (58), 6 states have call successors, (58) [2025-03-17 01:24:04,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2075 transitions. [2025-03-17 01:24:04,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2025-03-17 01:24:04,791 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:24:04,791 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:24:04,799 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2025-03-17 01:24:04,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:24:04,992 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:24:04,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:24:04,992 INFO L85 PathProgramCache]: Analyzing trace with hash -203382190, now seen corresponding path program 1 times [2025-03-17 01:24:04,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:24:04,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791366779] [2025-03-17 01:24:04,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:24:04,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:24:05,000 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-17 01:24:05,022 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-17 01:24:05,023 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:24:05,023 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:24:05,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-17 01:24:05,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 01:24:05,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791366779] [2025-03-17 01:24:05,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791366779] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:24:05,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:24:05,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-03-17 01:24:05,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810328041] [2025-03-17 01:24:05,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:24:05,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-17 01:24:05,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 01:24:05,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-17 01:24:05,693 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2025-03-17 01:24:05,694 INFO L87 Difference]: Start difference. First operand 1482 states and 2075 transitions. Second operand has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:24:06,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:24:06,383 INFO L93 Difference]: Finished difference Result 2841 states and 3978 transitions. [2025-03-17 01:24:06,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-17 01:24:06,384 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 196 [2025-03-17 01:24:06,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:24:06,390 INFO L225 Difference]: With dead ends: 2841 [2025-03-17 01:24:06,390 INFO L226 Difference]: Without dead ends: 1529 [2025-03-17 01:24:06,392 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2025-03-17 01:24:06,392 INFO L435 NwaCegarLoop]: 172 mSDtfsCounter, 781 mSDsluCounter, 425 mSDsCounter, 0 mSdLazyCounter, 644 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-17 01:24:06,392 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [781 Valid, 597 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 644 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-17 01:24:06,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2025-03-17 01:24:06,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1482. [2025-03-17 01:24:06,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1482 states, 1263 states have (on average 1.391132224861441) internal successors, (1757), 1271 states have internal predecessors, (1757), 158 states have call successors, (158), 60 states have call predecessors, (158), 60 states have return successors, (158), 150 states have call predecessors, (158), 158 states have call successors, (158) [2025-03-17 01:24:06,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1482 states and 2073 transitions. [2025-03-17 01:24:06,511 INFO L78 Accepts]: Start accepts. Automaton has 1482 states and 2073 transitions. Word has length 196 [2025-03-17 01:24:06,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:24:06,511 INFO L471 AbstractCegarLoop]: Abstraction has 1482 states and 2073 transitions. [2025-03-17 01:24:06,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:24:06,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2073 transitions. [2025-03-17 01:24:06,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2025-03-17 01:24:06,513 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:24:06,513 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:24:06,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-03-17 01:24:06,513 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:24:06,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:24:06,514 INFO L85 PathProgramCache]: Analyzing trace with hash 684121491, now seen corresponding path program 1 times [2025-03-17 01:24:06,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 01:24:06,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285252687] [2025-03-17 01:24:06,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:24:06,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 01:24:06,522 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-17 01:24:06,564 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-17 01:24:06,564 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:24:06,564 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-17 01:24:06,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1281897224] [2025-03-17 01:24:06,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:24:06,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:24:06,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:24:06,568 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 01:24:06,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-03-17 01:24:06,628 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-17 01:24:06,880 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-17 01:24:06,881 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:24:06,881 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 01:24:06,881 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 01:24:06,899 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-17 01:24:06,956 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-17 01:24:06,956 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:24:06,956 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 01:24:07,060 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 01:24:07,061 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 01:24:07,061 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-17 01:24:07,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2025-03-17 01:24:07,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 01:24:07,265 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 01:24:07,439 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 01:24:07,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 01:24:07 BoogieIcfgContainer [2025-03-17 01:24:07,449 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 01:24:07,450 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 01:24:07,452 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 01:24:07,452 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 01:24:07,453 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:23:25" (3/4) ... [2025-03-17 01:24:07,455 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 01:24:07,455 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 01:24:07,456 INFO L158 Benchmark]: Toolchain (without parser) took 43097.69ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 123.0MB in the beginning and 139.4MB in the end (delta: -16.4MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2025-03-17 01:24:07,456 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 201.3MB. Free memory is still 116.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 01:24:07,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.84ms. Allocated memory is still 167.8MB. Free memory was 123.0MB in the beginning and 106.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 01:24:07,456 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.67ms. Allocated memory is still 167.8MB. Free memory was 106.6MB in the beginning and 100.1MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 01:24:07,457 INFO L158 Benchmark]: Boogie Preprocessor took 67.38ms. Allocated memory is still 167.8MB. Free memory was 100.1MB in the beginning and 93.7MB in the end (delta: 6.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 01:24:07,457 INFO L158 Benchmark]: IcfgBuilder took 522.56ms. Allocated memory is still 167.8MB. Free memory was 93.7MB in the beginning and 54.4MB in the end (delta: 39.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-03-17 01:24:07,457 INFO L158 Benchmark]: TraceAbstraction took 42191.57ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 54.4MB in the beginning and 139.5MB in the end (delta: -85.1MB). Peak memory consumption was 195.0MB. Max. memory is 16.1GB. [2025-03-17 01:24:07,457 INFO L158 Benchmark]: Witness Printer took 5.72ms. Allocated memory is still 201.3MB. Free memory was 139.5MB in the beginning and 139.4MB in the end (delta: 87.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 01:24:07,458 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 201.3MB. Free memory is still 116.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.84ms. Allocated memory is still 167.8MB. Free memory was 123.0MB in the beginning and 106.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.67ms. Allocated memory is still 167.8MB. Free memory was 106.6MB in the beginning and 100.1MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.38ms. Allocated memory is still 167.8MB. Free memory was 100.1MB in the beginning and 93.7MB in the end (delta: 6.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 522.56ms. Allocated memory is still 167.8MB. Free memory was 93.7MB in the beginning and 54.4MB in the end (delta: 39.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 42191.57ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 54.4MB in the beginning and 139.5MB in the end (delta: -85.1MB). Peak memory consumption was 195.0MB. Max. memory is 16.1GB. * Witness Printer took 5.72ms. Allocated memory is still 201.3MB. Free memory was 139.5MB in the beginning and 139.4MB in the end (delta: 87.1kB). There was no memory consumed. 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 someBinaryFLOATComparisonOperation at line 197, overapproximation of someBinaryFLOATComparisonOperation at line 163, overapproximation of someBinaryFLOATComparisonOperation at line 165, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 128, overapproximation of someBinaryFLOATComparisonOperation at line 167, overapproximation of bitwiseOr at line 133, overapproximation of someBinaryDOUBLEComparisonOperation at line 197, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 145, overapproximation of someBinaryDOUBLEComparisonOperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 146. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 8; [L23] double var_1_3 = 0.875; [L24] unsigned short int var_1_4 = 49926; [L25] unsigned short int var_1_5 = 500; [L26] unsigned short int var_1_6 = 10; [L27] unsigned char var_1_8 = 64; [L28] unsigned short int var_1_9 = 5; [L29] unsigned char var_1_11 = 10; [L30] float var_1_12 = 0.19999999999999996; [L31] float var_1_13 = 9.2; [L32] float var_1_14 = 5.8; [L33] float var_1_15 = 31.25; [L34] unsigned char var_1_16 = 1; [L35] unsigned char var_1_17 = 0; [L36] unsigned char var_1_18 = 0; [L37] unsigned char var_1_19 = 1; [L38] unsigned short int var_1_20 = 256; [L39] unsigned short int var_1_21 = 23544; [L40] unsigned long int var_1_22 = 64; [L41] double var_1_23 = 100.75; [L42] double var_1_30 = 10.3; [L43] signed long int var_1_31 = -16; [L44] unsigned char var_1_32 = 128; [L45] unsigned long int var_1_34 = 64; [L46] unsigned long int var_1_35 = 2280229334; [L47] unsigned short int var_1_36 = 4; [L48] double var_1_38 = 9.5; [L49] signed char var_1_39 = -5; [L50] signed char var_1_40 = 8; [L51] signed char var_1_41 = 8; [L52] signed char var_1_42 = -10; [L53] unsigned char var_1_43 = 1; [L54] unsigned char last_1_var_1_8 = 64; [L55] unsigned char last_1_var_1_19 = 1; [L56] unsigned short int last_1_var_1_20 = 256; [L57] unsigned long int last_1_var_1_22 = 64; [L201] isInitial = 1 [L202] FCALL initially() [L203] COND TRUE 1 [L204] CALL updateLastVariables() [L191] last_1_var_1_8 = var_1_8 [L192] last_1_var_1_19 = var_1_19 [L193] last_1_var_1_20 = var_1_20 [L194] last_1_var_1_22 = var_1_22 [L204] RET updateLastVariables() [L205] CALL updateVariables() [L144] var_1_3 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L145] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L146] CALL assume_abort_if_not(var_1_3 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L146] RET assume_abort_if_not(var_1_3 != 0.0F) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L147] var_1_4 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_4 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L148] RET assume_abort_if_not(var_1_4 >= 49150) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L149] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L149] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=500, var_1_6=10, var_1_8=64, var_1_9=5] [L150] var_1_5 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_6=10, var_1_8=64, var_1_9=5] [L151] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_6=10, var_1_8=64, var_1_9=5] [L152] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=10, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=10, var_1_8=64, var_1_9=5] [L152] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=10, var_1_8=64, var_1_9=5] [L153] var_1_6 = __VERIFIER_nondet_ushort() [L154] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_8=64, var_1_9=5] [L154] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_8=64, var_1_9=5] [L155] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=5] [L155] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=5] [L156] var_1_9 = __VERIFIER_nondet_ushort() [L157] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64] [L157] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64] [L158] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L158] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L159] var_1_11 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L160] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L161] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L161] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L162] var_1_13 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && 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_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L163] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && 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_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L164] var_1_14 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L165] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L166] var_1_15 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L167] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L168] var_1_17 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L169] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L170] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L170] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L171] var_1_18 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L172] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L173] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L173] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L174] var_1_21 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_21 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L175] RET assume_abort_if_not(var_1_21 >= 16383) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L176] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L176] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=2280229334, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L177] var_1_35 = __VERIFIER_nondet_ulong() [L178] CALL assume_abort_if_not(var_1_35 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L178] RET assume_abort_if_not(var_1_35 >= 2147483647) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L179] CALL assume_abort_if_not(var_1_35 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L179] RET assume_abort_if_not(var_1_35 <= 4294967294) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=8, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L180] var_1_40 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_40 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L181] RET assume_abort_if_not(var_1_40 >= -127) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L182] CALL assume_abort_if_not(var_1_40 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L182] RET assume_abort_if_not(var_1_40 <= 126) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=8, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L183] var_1_41 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_41 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L184] RET assume_abort_if_not(var_1_41 >= -127) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L185] CALL assume_abort_if_not(var_1_41 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L185] RET assume_abort_if_not(var_1_41 <= 126) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-10, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L186] var_1_42 = __VERIFIER_nondet_char() [L187] CALL assume_abort_if_not(var_1_42 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L187] RET assume_abort_if_not(var_1_42 >= -126) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L188] CALL assume_abort_if_not(var_1_42 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L188] RET assume_abort_if_not(var_1_42 <= 126) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L205] RET updateVariables() [L206] CALL step() [L61] COND TRUE (last_1_var_1_8 + last_1_var_1_20) > (((((last_1_var_1_8) < 0 ) ? -(last_1_var_1_8) : (last_1_var_1_8))) + last_1_var_1_22) [L62] var_1_16 = (last_1_var_1_19 || var_1_17) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=128, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L66] var_1_32 = var_1_11 [L67] unsigned short int stepLocal_0 = var_1_5; VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_0=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L68] COND FALSE !(stepLocal_0 >= (32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))))) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L73] COND FALSE !((((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) / var_1_4) > (var_1_6 * 10)) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L80] unsigned short int stepLocal_2 = var_1_4; VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_2=-81922, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L81] COND TRUE var_1_8 <= stepLocal_2 VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L82] COND TRUE \read(var_1_16) [L83] var_1_20 = (var_1_4 - ((((var_1_21 - var_1_8) < 0 ) ? -(var_1_21 - var_1_8) : (var_1_21 - var_1_8)))) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L90] EXPR var_1_20 & var_1_11 VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=4, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L90] COND TRUE (var_1_20 & var_1_11) <= var_1_20 [L91] var_1_36 = 10 VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L101] COND TRUE \read(var_1_16) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L102] COND FALSE !((var_1_8 * var_1_8) < var_1_11) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L108] COND FALSE !(var_1_13 <= var_1_14) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L115] COND FALSE !(var_1_12 >= (1.3 / var_1_3)) [L118] var_1_1 = ((((var_1_8) < (var_1_4)) ? (var_1_8) : (var_1_4))) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L120] unsigned char stepLocal_1 = var_1_1 < 64; VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_1=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L121] COND TRUE \read(var_1_16) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, stepLocal_1=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L122] COND TRUE stepLocal_1 || var_1_16 [L123] var_1_19 = var_1_17 VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=103/10, var_1_31=-16, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L126] var_1_30 = var_1_13 [L127] var_1_31 = var_1_8 VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=2, var_1_31=64, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=-5, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L128] COND TRUE var_1_14 >= var_1_13 [L129] var_1_39 = ((((var_1_40) < (var_1_41)) ? (var_1_40) : (var_1_41))) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=2, var_1_31=64, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=0, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L133] EXPR 2 ^ var_1_20 VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=2, var_1_31=64, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=0, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L133] EXPR (((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20)) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=2, var_1_31=64, var_1_32=0, var_1_34=64, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=0, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L133] COND FALSE !(var_1_1 >= (((((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20))))) [L136] COND TRUE var_1_12 > 32.8 [L137] var_1_34 = (((((var_1_35 - var_1_8)) > (var_1_1)) ? ((var_1_35 - var_1_8)) : (var_1_1))) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=2, var_1_31=64, var_1_32=0, var_1_34=-2147483713, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=0, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L139] EXPR var_1_1 | (var_1_6 + var_1_11) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=2, var_1_31=64, var_1_32=0, var_1_34=-2147483713, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=0, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L139] COND FALSE !(var_1_11 == (var_1_1 | (var_1_6 + var_1_11))) [L206] RET step() [L207] CALL, EXPR property() [L197] EXPR (((((((var_1_12 >= (1.3 / var_1_3)) ? (var_1_1 == ((unsigned short int) ((var_1_4 - var_1_8) - var_1_8))) : (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_4)) ? (var_1_8) : (var_1_4)))))) && ((var_1_5 >= (32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))))) ? (last_1_var_1_19 ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && (var_1_16 ? (((var_1_8 * var_1_8) < var_1_11) ? (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))) : 1) : (var_1_12 == ((float) var_1_14)))) && (((last_1_var_1_8 + last_1_var_1_20) > (((((last_1_var_1_8) < 0 ) ? -(last_1_var_1_8) : (last_1_var_1_8))) + last_1_var_1_22)) ? (var_1_16 == ((unsigned char) (last_1_var_1_19 || var_1_17))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_16 ? (((var_1_1 < 64) || var_1_16) ? (var_1_19 == ((unsigned char) var_1_17)) : 1) : 1)) && ((var_1_8 <= var_1_4) ? (var_1_16 ? (var_1_20 == ((unsigned short int) (var_1_4 - ((((var_1_21 - var_1_8) < 0 ) ? -(var_1_21 - var_1_8) : (var_1_21 - var_1_8)))))) : (var_1_20 == ((unsigned short int) 16))) : (var_1_20 == ((unsigned short int) (var_1_4 - var_1_8))))) && ((var_1_1 >= (((((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20))))) ? (var_1_22 == ((unsigned long int) var_1_1)) : 1) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=2, var_1_31=64, var_1_32=0, var_1_34=-2147483713, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=0, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L197-L198] return (((((((var_1_12 >= (1.3 / var_1_3)) ? (var_1_1 == ((unsigned short int) ((var_1_4 - var_1_8) - var_1_8))) : (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_4)) ? (var_1_8) : (var_1_4)))))) && ((var_1_5 >= (32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))))) ? (last_1_var_1_19 ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && (var_1_16 ? (((var_1_8 * var_1_8) < var_1_11) ? (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))) : 1) : (var_1_12 == ((float) var_1_14)))) && (((last_1_var_1_8 + last_1_var_1_20) > (((((last_1_var_1_8) < 0 ) ? -(last_1_var_1_8) : (last_1_var_1_8))) + last_1_var_1_22)) ? (var_1_16 == ((unsigned char) (last_1_var_1_19 || var_1_17))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_16 ? (((var_1_1 < 64) || var_1_16) ? (var_1_19 == ((unsigned char) var_1_17)) : 1) : 1)) && ((var_1_8 <= var_1_4) ? (var_1_16 ? (var_1_20 == ((unsigned short int) (var_1_4 - ((((var_1_21 - var_1_8) < 0 ) ? -(var_1_21 - var_1_8) : (var_1_21 - var_1_8)))))) : (var_1_20 == ((unsigned short int) 16))) : (var_1_20 == ((unsigned short int) (var_1_4 - var_1_8))))) && ((var_1_1 >= (((((var_1_4 * var_1_8)) > ((2 ^ var_1_20))) ? ((var_1_4 * var_1_8)) : ((2 ^ var_1_20))))) ? (var_1_22 == ((unsigned long int) var_1_1)) : 1) ; [L207] RET, EXPR property() [L207] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=2, var_1_31=64, var_1_32=0, var_1_34=-2147483713, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=0, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] [L19] reach_error() VAL [isInitial=1, last_1_var_1_19=1, last_1_var_1_20=256, last_1_var_1_22=64, last_1_var_1_8=64, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=64, var_1_20=16447, var_1_21=32767, var_1_22=64, var_1_23=403/4, var_1_30=2, var_1_31=64, var_1_32=0, var_1_34=-2147483713, var_1_35=-2147483649, var_1_36=10, var_1_38=19/2, var_1_39=0, var_1_40=0, var_1_41=0, var_1_42=-126, var_1_43=1, var_1_4=-81922, var_1_5=0, var_1_6=64, var_1_8=64, var_1_9=-327616] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 117 locations, 219 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 42.0s, OverallIterations: 14, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 22.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8921 SdHoareTripleChecker+Valid, 12.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8897 mSDsluCounter, 13846 SdHoareTripleChecker+Invalid, 11.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11163 mSDsCounter, 1879 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13023 IncrementalHoareTripleChecker+Invalid, 14902 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1879 mSolverCounterUnsat, 2683 mSDtfsCounter, 13023 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2424 GetRequests, 1993 SyntacticMatches, 1 SemanticMatches, 430 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14375 ImplicationChecksByTransitivity, 10.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1482occurred in iteration=12, InterpolantAutomatonStates: 362, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 13 MinimizatonAttempts, 3993 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 14.5s InterpolantComputationTime, 4078 NumberOfCodeBlocks, 4078 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 4247 ConstructedInterpolants, 1 QuantifiedInterpolants, 28999 SizeOfPredicates, 28 NumberOfNonLiveVariables, 2750 ConjunctsInSsa, 122 ConjunctsInUnsatCore, 22 InterpolantComputations, 9 PerfectInterpolantSequences, 33992/35728 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 01:24:07,625 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-47.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 399278bac1c9babdd7cf836eb639dd83b63ce913ca16317b40f835863b115f5f --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 01:24:09,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 01:24:09,376 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-17 01:24:09,385 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 01:24:09,385 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 01:24:09,411 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 01:24:09,412 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 01:24:09,412 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 01:24:09,412 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 01:24:09,412 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 01:24:09,413 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 01:24:09,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 01:24:09,414 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 01:24:09,414 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 01:24:09,414 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 01:24:09,414 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 01:24:09,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 01:24:09,415 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 01:24:09,415 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 -> 399278bac1c9babdd7cf836eb639dd83b63ce913ca16317b40f835863b115f5f [2025-03-17 01:24:09,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 01:24:09,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 01:24:09,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 01:24:09,646 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 01:24:09,646 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 01:24:09,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-47.i [2025-03-17 01:24:10,831 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ff1ac21/c839e07eba17472bae7368da2e789ff4/FLAG3ceb8b788 [2025-03-17 01:24:11,004 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 01:24:11,004 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-47.i [2025-03-17 01:24:11,011 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ff1ac21/c839e07eba17472bae7368da2e789ff4/FLAG3ceb8b788 [2025-03-17 01:24:11,026 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ff1ac21/c839e07eba17472bae7368da2e789ff4 [2025-03-17 01:24:11,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 01:24:11,030 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 01:24:11,031 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 01:24:11,031 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 01:24:11,034 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 01:24:11,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e7c531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11, skipping insertion in model container [2025-03-17 01:24:11,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,053 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 01:24:11,160 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-47.i[919,932] [2025-03-17 01:24:11,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 01:24:11,233 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 01:24:11,242 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-47.i[919,932] [2025-03-17 01:24:11,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 01:24:11,297 INFO L204 MainTranslator]: Completed translation [2025-03-17 01:24:11,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11 WrapperNode [2025-03-17 01:24:11,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 01:24:11,299 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 01:24:11,299 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 01:24:11,299 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 01:24:11,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,312 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,334 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2025-03-17 01:24:11,334 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 01:24:11,335 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 01:24:11,335 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 01:24:11,335 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 01:24:11,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,343 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,352 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 01:24:11,353 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,360 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,361 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,362 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 01:24:11,366 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 01:24:11,368 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 01:24:11,368 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 01:24:11,369 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (1/1) ... [2025-03-17 01:24:11,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 01:24:11,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 01:24:11,404 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 01:24:11,407 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 01:24:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 01:24:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-17 01:24:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 01:24:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 01:24:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 01:24:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 01:24:11,505 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 01:24:11,506 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 01:24:25,212 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-17 01:24:25,212 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 01:24:25,219 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 01:24:25,220 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 01:24:25,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:24:25 BoogieIcfgContainer [2025-03-17 01:24:25,220 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 01:24:25,222 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 01:24:25,222 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 01:24:25,225 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 01:24:25,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 01:24:11" (1/3) ... [2025-03-17 01:24:25,226 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa31a0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 01:24:25, skipping insertion in model container [2025-03-17 01:24:25,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 01:24:11" (2/3) ... [2025-03-17 01:24:25,226 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa31a0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 01:24:25, skipping insertion in model container [2025-03-17 01:24:25,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 01:24:25" (3/3) ... [2025-03-17 01:24:25,227 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-47.i [2025-03-17 01:24:25,236 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 01:24:25,238 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-47.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 01:24:25,279 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 01:24:25,288 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;@2b070d1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 01:24:25,288 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 01:24:25,291 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-17 01:24:25,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-03-17 01:24:25,303 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:24:25,303 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:24:25,303 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:24:25,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:24:25,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1436807103, now seen corresponding path program 1 times [2025-03-17 01:24:25,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 01:24:25,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1530696013] [2025-03-17 01:24:25,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:24:25,315 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 01:24:25,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 01:24:25,317 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 01:24:25,318 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 01:24:25,409 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-17 01:24:26,210 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-17 01:24:26,210 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:24:26,210 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:24:26,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 01:24:26,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:24:26,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-03-17 01:24:26,297 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 01:24:26,297 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 01:24:26,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1530696013] [2025-03-17 01:24:26,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1530696013] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:24:26,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 01:24:26,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 01:24:26,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235322060] [2025-03-17 01:24:26,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:24:26,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 01:24:26,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 01:24:26,328 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 01:24:26,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 01:24:26,331 INFO L87 Difference]: Start difference. First operand has 84 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-17 01:24:26,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:24:26,358 INFO L93 Difference]: Finished difference Result 163 states and 295 transitions. [2025-03-17 01:24:26,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 01:24:26,359 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 183 [2025-03-17 01:24:26,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:24:26,365 INFO L225 Difference]: With dead ends: 163 [2025-03-17 01:24:26,366 INFO L226 Difference]: Without dead ends: 80 [2025-03-17 01:24:26,370 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 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 01:24:26,373 INFO L435 NwaCegarLoop]: 127 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, 127 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 01:24:26,373 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 01:24:26,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2025-03-17 01:24:26,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2025-03-17 01:24:26,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 states have internal predecessors, (69), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-17 01:24:26,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 127 transitions. [2025-03-17 01:24:26,408 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 127 transitions. Word has length 183 [2025-03-17 01:24:26,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:24:26,408 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 127 transitions. [2025-03-17 01:24:26,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-17 01:24:26,409 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 127 transitions. [2025-03-17 01:24:26,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-03-17 01:24:26,412 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:24:26,412 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:24:26,434 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 01:24:26,612 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 01:24:26,613 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:24:26,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:24:26,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1212878876, now seen corresponding path program 1 times [2025-03-17 01:24:26,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 01:24:26,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [566396895] [2025-03-17 01:24:26,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:24:26,614 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 01:24:26,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 01:24:26,617 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 01:24:26,618 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 01:24:26,686 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-17 01:24:27,486 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-17 01:24:27,487 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:24:27,487 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:24:27,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-17 01:24:27,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:24:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 240 proven. 78 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2025-03-17 01:24:30,819 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:24:31,395 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 01:24:31,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [566396895] [2025-03-17 01:24:31,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [566396895] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:24:31,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [492730088] [2025-03-17 01:24:31,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:24:31,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-17 01:24:31,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-17 01:24:31,419 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-03-17 01:24:31,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2025-03-17 01:24:31,483 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-17 01:24:31,776 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-17 01:24:31,776 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:24:31,776 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:24:31,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-17 01:24:31,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:24:32,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-17 01:24:32,089 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 01:24:32,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [492730088] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 01:24:32,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 01:24:32,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2025-03-17 01:24:32,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431554896] [2025-03-17 01:24:32,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 01:24:32,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 01:24:32,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 01:24:32,090 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 01:24:32,090 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2025-03-17 01:24:32,091 INFO L87 Difference]: Start difference. First operand 80 states and 127 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:24:36,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-17 01:24:40,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-17 01:24:40,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 01:24:40,606 INFO L93 Difference]: Finished difference Result 196 states and 308 transitions. [2025-03-17 01:24:40,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 01:24:40,681 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 183 [2025-03-17 01:24:40,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 01:24:40,684 INFO L225 Difference]: With dead ends: 196 [2025-03-17 01:24:40,684 INFO L226 Difference]: Without dead ends: 117 [2025-03-17 01:24:40,685 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 379 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2025-03-17 01:24:40,686 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 49 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2025-03-17 01:24:40,686 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 238 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2025-03-17 01:24:40,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2025-03-17 01:24:40,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 114. [2025-03-17 01:24:40,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 70 states have (on average 1.3857142857142857) internal successors, (97), 71 states have internal predecessors, (97), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2025-03-17 01:24:40,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 179 transitions. [2025-03-17 01:24:40,704 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 179 transitions. Word has length 183 [2025-03-17 01:24:40,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 01:24:40,704 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 179 transitions. [2025-03-17 01:24:40,705 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-17 01:24:40,705 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 179 transitions. [2025-03-17 01:24:40,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-03-17 01:24:40,707 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 01:24:40,707 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:24:40,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2025-03-17 01:24:40,930 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-03-17 01:24:41,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,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 01:24:41,108 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 01:24:41,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 01:24:41,109 INFO L85 PathProgramCache]: Analyzing trace with hash -325375195, now seen corresponding path program 1 times [2025-03-17 01:24:41,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 01:24:41,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2029449593] [2025-03-17 01:24:41,109 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:24:41,109 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 01:24:41,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 01:24:41,111 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 01:24:41,112 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 01:24:41,146 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-17 01:24:41,852 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-17 01:24:41,852 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:24:41,853 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:24:41,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-17 01:24:41,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 01:24:45,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 240 proven. 78 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2025-03-17 01:24:45,099 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 01:24:45,696 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 01:24:45,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2029449593] [2025-03-17 01:24:45,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2029449593] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 01:24:45,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2011955725] [2025-03-17 01:24:45,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 01:24:45,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-17 01:24:45,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-17 01:24:45,699 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 01:24:45,702 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 01:24:45,767 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-17 01:24:47,361 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-17 01:24:47,361 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 01:24:47,361 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 01:24:47,375 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-17 01:24:47,379 INFO L279 TraceCheckSpWp]: Computing forward predicates...