./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-49.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_codestructure_normal_file-49.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 02fd9ca01e9b4cf3bb802fdecc600f36b127dae39ec959fa79aabe6d1e914ff2 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:09:08,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:09:08,547 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-16 23:09:08,551 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:09:08,551 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:09:08,574 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:09:08,576 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:09:08,576 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:09:08,576 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:09:08,576 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:09:08,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:09:08,577 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:09:08,577 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:09:08,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:09:08,577 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:09:08,577 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:09:08,578 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:09:08,578 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:09:08,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-16 23:09:08,578 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:09:08,578 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:09:08,579 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:09:08,579 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:09:08,579 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:09:08,580 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:09:08,580 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:09:08,580 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-16 23:09:08,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-16 23:09:08,580 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:09:08,580 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:09:08,580 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:09:08,580 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:09:08,580 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 -> 02fd9ca01e9b4cf3bb802fdecc600f36b127dae39ec959fa79aabe6d1e914ff2 [2025-03-16 23:09:08,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:09:08,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:09:08,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:09:08,817 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:09:08,817 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:09:08,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-49.i [2025-03-16 23:09:09,911 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61729b93b/21c0ab834cc744c0a9e900100d370a68/FLAG775ad0e98 [2025-03-16 23:09:10,171 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:09:10,173 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-49.i [2025-03-16 23:09:10,184 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61729b93b/21c0ab834cc744c0a9e900100d370a68/FLAG775ad0e98 [2025-03-16 23:09:10,483 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61729b93b/21c0ab834cc744c0a9e900100d370a68 [2025-03-16 23:09:10,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:09:10,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:09:10,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:09:10,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:09:10,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:09:10,490 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e5863a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10, skipping insertion in model container [2025-03-16 23:09:10,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,507 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:09:10,597 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_codestructure_normal_file-49.i[913,926] [2025-03-16 23:09:10,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:09:10,670 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:09:10,677 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_codestructure_normal_file-49.i[913,926] [2025-03-16 23:09:10,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:09:10,714 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:09:10,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10 WrapperNode [2025-03-16 23:09:10,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:09:10,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:09:10,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:09:10,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:09:10,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,747 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2025-03-16 23:09:10,747 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:09:10,748 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:09:10,748 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:09:10,748 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:09:10,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,756 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,765 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]. [2025-03-16 23:09:10,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,765 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,772 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,773 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,774 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:09:10,777 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:09:10,778 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:09:10,778 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:09:10,778 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (1/1) ... [2025-03-16 23:09:10,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:09:10,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:09:10,809 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) [2025-03-16 23:09:10,812 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 [2025-03-16 23:09:10,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:09:10,829 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:09:10,829 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:09:10,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-16 23:09:10,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:09:10,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:09:10,890 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:09:10,891 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:09:11,148 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L144: havoc property_#t~bitwise23#1;havoc property_#t~short24#1; [2025-03-16 23:09:11,175 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-16 23:09:11,175 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:09:11,194 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:09:11,195 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:09:11,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:09:11 BoogieIcfgContainer [2025-03-16 23:09:11,195 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:09:11,198 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:09:11,198 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:09:11,202 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:09:11,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:09:10" (1/3) ... [2025-03-16 23:09:11,203 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@186c074b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:09:11, skipping insertion in model container [2025-03-16 23:09:11,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:10" (2/3) ... [2025-03-16 23:09:11,204 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@186c074b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:09:11, skipping insertion in model container [2025-03-16 23:09:11,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:09:11" (3/3) ... [2025-03-16 23:09:11,205 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-49.i [2025-03-16 23:09:11,215 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:09:11,216 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-49.i that has 2 procedures, 85 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:09:11,258 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:09:11,267 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;@57a737c6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:09:11,267 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:09:11,270 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 50 states have internal predecessors, (68), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-16 23:09:11,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2025-03-16 23:09:11,280 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:09:11,281 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:09:11,281 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:09:11,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:09:11,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1665092044, now seen corresponding path program 1 times [2025-03-16 23:09:11,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:09:11,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556454] [2025-03-16 23:09:11,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:11,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:09:11,367 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-03-16 23:09:11,386 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-03-16 23:09:11,387 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:11,387 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:09:11,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-16 23:09:11,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 23:09:11,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556454] [2025-03-16 23:09:11,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556454] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-16 23:09:11,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20278089] [2025-03-16 23:09:11,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:11,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:09:11,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:09:11,571 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) [2025-03-16 23:09:11,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-16 23:09:11,641 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-03-16 23:09:11,717 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-03-16 23:09:11,717 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:11,717 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:09:11,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:09:11,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:09:11,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-16 23:09:11,757 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:09:11,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20278089] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:09:11,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-16 23:09:11,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-16 23:09:11,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125051523] [2025-03-16 23:09:11,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:09:11,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:09:11,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 23:09:11,781 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:09:11,782 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:09:11,784 INFO L87 Difference]: Start difference. First operand has 85 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 50 states have internal predecessors, (68), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-16 23:09:11,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:09:11,815 INFO L93 Difference]: Finished difference Result 166 states and 297 transitions. [2025-03-16 23:09:11,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:09:11,818 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 198 [2025-03-16 23:09:11,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:09:11,826 INFO L225 Difference]: With dead ends: 166 [2025-03-16 23:09:11,826 INFO L226 Difference]: Without dead ends: 82 [2025-03-16 23:09:11,828 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:09:11,830 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 23:09:11,830 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:09:11,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2025-03-16 23:09:11,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2025-03-16 23:09:11,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 47 states have (on average 1.297872340425532) internal successors, (61), 47 states have internal predecessors, (61), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-16 23:09:11,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 127 transitions. [2025-03-16 23:09:11,862 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 127 transitions. Word has length 198 [2025-03-16 23:09:11,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:09:11,863 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 127 transitions. [2025-03-16 23:09:11,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-16 23:09:11,863 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 127 transitions. [2025-03-16 23:09:11,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2025-03-16 23:09:11,866 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:09:11,867 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:09:11,874 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-16 23:09:12,067 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 [2025-03-16 23:09:12,068 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:09:12,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:09:12,068 INFO L85 PathProgramCache]: Analyzing trace with hash -392099993, now seen corresponding path program 1 times [2025-03-16 23:09:12,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:09:12,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348265224] [2025-03-16 23:09:12,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:12,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:09:12,091 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-03-16 23:09:12,221 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-03-16 23:09:12,222 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:12,222 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:09:12,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-16 23:09:12,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 23:09:12,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348265224] [2025-03-16 23:09:12,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348265224] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:09:12,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 23:09:12,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-16 23:09:12,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204821304] [2025-03-16 23:09:12,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:09:12,508 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-16 23:09:12,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 23:09:12,509 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-16 23:09:12,510 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 23:09:12,510 INFO L87 Difference]: Start difference. First operand 82 states and 127 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-16 23:09:12,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:09:12,540 INFO L93 Difference]: Finished difference Result 164 states and 255 transitions. [2025-03-16 23:09:12,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-16 23:09:12,543 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 198 [2025-03-16 23:09:12,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:09:12,545 INFO L225 Difference]: With dead ends: 164 [2025-03-16 23:09:12,545 INFO L226 Difference]: Without dead ends: 83 [2025-03-16 23:09:12,546 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-16 23:09:12,546 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 0 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 23:09:12,546 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 243 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:09:12,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2025-03-16 23:09:12,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2025-03-16 23:09:12,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 48 states have (on average 1.2916666666666667) internal successors, (62), 48 states have internal predecessors, (62), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-16 23:09:12,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 128 transitions. [2025-03-16 23:09:12,562 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 128 transitions. Word has length 198 [2025-03-16 23:09:12,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:09:12,564 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 128 transitions. [2025-03-16 23:09:12,564 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-16 23:09:12,564 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2025-03-16 23:09:12,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2025-03-16 23:09:12,568 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:09:12,568 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:09:12,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-16 23:09:12,569 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:09:12,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:09:12,569 INFO L85 PathProgramCache]: Analyzing trace with hash -1979755219, now seen corresponding path program 1 times [2025-03-16 23:09:12,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:09:12,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725425393] [2025-03-16 23:09:12,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:12,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:09:12,585 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 199 statements into 1 equivalence classes. [2025-03-16 23:09:12,691 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 199 of 199 statements. [2025-03-16 23:09:12,692 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:12,692 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:09:13,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 12 proven. 84 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-16 23:09:13,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 23:09:13,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725425393] [2025-03-16 23:09:13,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725425393] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-16 23:09:13,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1079527250] [2025-03-16 23:09:13,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:13,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:09:13,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:09:13,014 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) [2025-03-16 23:09:13,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-16 23:09:13,077 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 199 statements into 1 equivalence classes. [2025-03-16 23:09:13,128 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 199 of 199 statements. [2025-03-16 23:09:13,129 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:13,129 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:09:13,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-16 23:09:13,141 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:09:13,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1076 proven. 42 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2025-03-16 23:09:13,398 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-16 23:09:13,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 54 proven. 42 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-16 23:09:13,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1079527250] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-16 23:09:13,684 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-16 23:09:13,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2025-03-16 23:09:13,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244356786] [2025-03-16 23:09:13,684 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-16 23:09:13,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-03-16 23:09:13,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 23:09:13,686 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-03-16 23:09:13,687 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2025-03-16 23:09:13,687 INFO L87 Difference]: Start difference. First operand 83 states and 128 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 4 states have call successors, (75), 2 states have call predecessors, (75), 4 states have return successors, (77), 4 states have call predecessors, (77), 4 states have call successors, (77) [2025-03-16 23:09:14,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:09:14,106 INFO L93 Difference]: Finished difference Result 199 states and 297 transitions. [2025-03-16 23:09:14,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-03-16 23:09:14,106 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 4 states have call successors, (75), 2 states have call predecessors, (75), 4 states have return successors, (77), 4 states have call predecessors, (77), 4 states have call successors, (77) Word has length 199 [2025-03-16 23:09:14,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:09:14,108 INFO L225 Difference]: With dead ends: 199 [2025-03-16 23:09:14,108 INFO L226 Difference]: Without dead ends: 117 [2025-03-16 23:09:14,109 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 412 GetRequests, 393 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=106, Invalid=236, Unknown=0, NotChecked=0, Total=342 [2025-03-16 23:09:14,109 INFO L435 NwaCegarLoop]: 71 mSDtfsCounter, 248 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-16 23:09:14,110 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 182 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-16 23:09:14,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2025-03-16 23:09:14,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 95. [2025-03-16 23:09:14,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 58 states have (on average 1.206896551724138) internal successors, (70), 58 states have internal predecessors, (70), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-16 23:09:14,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 136 transitions. [2025-03-16 23:09:14,128 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 136 transitions. Word has length 199 [2025-03-16 23:09:14,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:09:14,130 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 136 transitions. [2025-03-16 23:09:14,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 10 states have internal predecessors, (69), 4 states have call successors, (75), 2 states have call predecessors, (75), 4 states have return successors, (77), 4 states have call predecessors, (77), 4 states have call successors, (77) [2025-03-16 23:09:14,130 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2025-03-16 23:09:14,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2025-03-16 23:09:14,132 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:09:14,132 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:09:14,141 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-16 23:09:14,332 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,SelfDestructingSolverStorable2 [2025-03-16 23:09:14,333 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:09:14,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:09:14,333 INFO L85 PathProgramCache]: Analyzing trace with hash 601795615, now seen corresponding path program 1 times [2025-03-16 23:09:14,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:09:14,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768756078] [2025-03-16 23:09:14,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:14,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:09:14,343 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 200 statements into 1 equivalence classes. [2025-03-16 23:09:14,412 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 200 of 200 statements. [2025-03-16 23:09:14,412 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:14,412 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-16 23:09:14,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [531772623] [2025-03-16 23:09:14,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:14,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:09:14,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:09:14,418 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) [2025-03-16 23:09:14,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-16 23:09:14,474 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 200 statements into 1 equivalence classes. [2025-03-16 23:09:14,514 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 200 of 200 statements. [2025-03-16 23:09:14,514 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:14,514 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:09:14,514 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-16 23:09:14,532 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 200 statements into 1 equivalence classes. [2025-03-16 23:09:14,566 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 200 of 200 statements. [2025-03-16 23:09:14,566 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:14,567 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:09:14,653 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-16 23:09:14,653 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-16 23:09:14,654 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-16 23:09:14,664 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-16 23:09:14,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:09:14,859 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-16 23:09:14,960 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-16 23:09:14,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 11:09:14 BoogieIcfgContainer [2025-03-16 23:09:14,964 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-16 23:09:14,964 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-16 23:09:14,964 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-16 23:09:14,964 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-16 23:09:14,965 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:09:11" (3/4) ... [2025-03-16 23:09:14,967 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-16 23:09:14,967 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-16 23:09:14,968 INFO L158 Benchmark]: Toolchain (without parser) took 4482.21ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 111.6MB in the beginning and 103.3MB in the end (delta: 8.3MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2025-03-16 23:09:14,969 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:09:14,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.00ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 96.9MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-16 23:09:14,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.43ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 93.3MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:09:14,971 INFO L158 Benchmark]: Boogie Preprocessor took 29.42ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 88.6MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-16 23:09:14,971 INFO L158 Benchmark]: IcfgBuilder took 417.73ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 63.8MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-16 23:09:14,971 INFO L158 Benchmark]: TraceAbstraction took 3765.60ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 63.4MB in the beginning and 103.3MB in the end (delta: -39.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:09:14,971 INFO L158 Benchmark]: Witness Printer took 3.09ms. Allocated memory is still 176.2MB. Free memory was 103.3MB in the beginning and 103.3MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:09:14,972 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 228.00ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 96.9MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.43ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 93.3MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.42ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 88.6MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 417.73ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 63.8MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3765.60ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 63.4MB in the beginning and 103.3MB in the end (delta: -39.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.09ms. Allocated memory is still 176.2MB. Free memory was 103.3MB in the beginning and 103.3MB in the end (delta: 27.1kB). 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 122, overapproximation of someBinaryFLOATComparisonOperation at line 120, overapproximation of someBinaryFLOATComparisonOperation at line 60, overapproximation of someBinaryFLOATComparisonOperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 10; [L23] unsigned char var_1_2 = 0; [L24] unsigned long int var_1_3 = 3171453299; [L25] unsigned long int var_1_4 = 2038274679; [L26] unsigned long int var_1_5 = 1375699353; [L27] unsigned long int var_1_6 = 10; [L28] unsigned long int var_1_7 = 16; [L29] unsigned short int var_1_8 = 16; [L30] unsigned short int var_1_9 = 128; [L31] unsigned short int var_1_10 = 1; [L32] unsigned short int var_1_11 = 100; [L33] unsigned char var_1_12 = 1; [L34] unsigned char var_1_13 = 1; [L35] double var_1_14 = 64.45; [L36] float var_1_15 = 31.15; [L37] float var_1_16 = 16.4; [L38] double var_1_17 = 100.625; [L39] double var_1_18 = 128.1; [L40] unsigned char var_1_19 = 1; [L41] unsigned char var_1_20 = 8; [L42] unsigned char var_1_21 = 100; [L43] unsigned char var_1_22 = 0; [L44] signed char var_1_23 = 2; [L45] unsigned char var_1_24 = 0; [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L91] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L91] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L92] var_1_3 = __VERIFIER_nondet_ulong() [L93] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L93] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L94] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L94] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=2038274679, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L95] var_1_4 = __VERIFIER_nondet_ulong() [L96] CALL assume_abort_if_not(var_1_4 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L96] RET assume_abort_if_not(var_1_4 >= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L97] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L97] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=1375699353, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L98] var_1_5 = __VERIFIER_nondet_ulong() [L99] CALL assume_abort_if_not(var_1_5 >= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L99] RET assume_abort_if_not(var_1_5 >= 1073741824) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L100] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L100] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=10, var_1_7=16, var_1_8=16, var_1_9=128] [L101] var_1_6 = __VERIFIER_nondet_ulong() [L102] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_7=16, var_1_8=16, var_1_9=128] [L102] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_7=16, var_1_8=16, var_1_9=128] [L103] CALL assume_abort_if_not(var_1_6 <= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=16, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=16, var_1_8=16, var_1_9=128] [L103] RET assume_abort_if_not(var_1_6 <= 1073741824) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=16, var_1_8=16, var_1_9=128] [L104] var_1_7 = __VERIFIER_nondet_ulong() [L105] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_8=16, var_1_9=128] [L105] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_8=16, var_1_9=128] [L106] CALL assume_abort_if_not(var_1_7 <= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=128] [L106] RET assume_abort_if_not(var_1_7 <= 1073741824) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=128] [L107] var_1_9 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16] [L108] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16] [L109] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L109] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L110] var_1_10 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L111] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L112] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L112] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, var_1_10=98302, var_1_11=100, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L113] var_1_11 = __VERIFIER_nondet_ushort() [L114] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L114] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=98302, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L115] CALL assume_abort_if_not(var_1_11 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L115] RET assume_abort_if_not(var_1_11 <= 16383) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L116] var_1_13 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L117] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L118] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L118] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L119] var_1_15 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L120] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L121] var_1_16 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L122] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L123] var_1_17 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L124] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L125] var_1_18 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L126] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L127] var_1_20 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L128] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L129] CALL assume_abort_if_not(var_1_20 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L129] RET assume_abort_if_not(var_1_20 <= 254) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L130] var_1_21 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L131] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L132] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L132] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L133] var_1_23 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_23 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L134] RET assume_abort_if_not(var_1_23 >= -128) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L135] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L135] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L136] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L136] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L137] var_1_24 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L138] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L139] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L139] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L152] RET updateVariables() [L153] CALL step() [L49] COND TRUE \read(var_1_2) [L50] var_1_1 = (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) + 256u)) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=-1073742082, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=16, var_1_9=32767] [L52] var_1_8 = ((((25) > ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))) ? (25) : ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11))))) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=-1073742082, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=32866, var_1_9=32767] [L53] COND FALSE !(! var_1_2) [L58] var_1_12 = 0 VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=-1073742082, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=32866, var_1_9=32767] [L60] COND TRUE (((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16 [L61] var_1_14 = ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=1, var_1_1=-1073742082, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=32866, var_1_9=32767] [L63] COND TRUE var_1_13 && var_1_2 VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=1, var_1_1=-1073742082, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=32866, var_1_9=32767] [L64] COND TRUE var_1_4 > (256u * var_1_8) [L65] var_1_19 = ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=-1073742082, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=32866, var_1_9=32767] [L70] EXPR var_1_11 & var_1_4 VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=-1073742082, var_1_20=-256, var_1_21=-512, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=32866, var_1_9=32767] [L70] COND TRUE (-2 / var_1_23) >= (var_1_11 & var_1_4) [L71] COND FALSE !(var_1_21 >= (var_1_19 + var_1_5)) [L82] var_1_22 = var_1_13 VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=-1073742082, var_1_20=-256, var_1_21=-512, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=32866, var_1_9=32767] [L153] RET step() [L154] CALL, EXPR property() [L144] EXPR (((((var_1_2 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))) ? (25) : ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))))))) && ((! var_1_2) ? (((var_1_1 * ((((var_1_8) < (var_1_5)) ? (var_1_8) : (var_1_5)))) >= var_1_6) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && var_1_2) ? ((var_1_4 > (256u * var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_11 & var_1_4)) ? ((var_1_21 >= (var_1_19 + var_1_5)) ? (((~ var_1_10) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=-1073742082, var_1_20=-256, var_1_21=-512, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=32866, var_1_9=32767] [L144-L145] return (((((var_1_2 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))) ? (25) : ((((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) + (100 + var_1_11)))))))) && ((! var_1_2) ? (((var_1_1 * ((((var_1_8) < (var_1_5)) ? (var_1_8) : (var_1_5)))) >= var_1_6) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && var_1_2) ? ((var_1_4 > (256u * var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_11 & var_1_4)) ? ((var_1_21 >= (var_1_19 + var_1_5)) ? (((~ var_1_10) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=-1073742082, var_1_20=-256, var_1_21=-512, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=32866, var_1_9=32767] [L19] reach_error() VAL [isInitial=1, var_1_10=98302, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=0, var_1_1=-1073742082, var_1_20=-256, var_1_21=-512, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=3221225470, var_1_4=5368709119, var_1_5=-2147483649, var_1_6=0, var_1_7=4294967296, var_1_8=32866, var_1_9=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 85 locations, 167 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 4, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 250 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 248 mSDsluCounter, 550 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 230 mSDsCounter, 138 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 324 IncrementalHoareTripleChecker+Invalid, 462 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 138 mSolverCounterUnsat, 320 mSDtfsCounter, 324 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 614 GetRequests, 594 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=3, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 22 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1392 NumberOfCodeBlocks, 1392 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1185 ConstructedInterpolants, 0 QuantifiedInterpolants, 2069 SizeOfPredicates, 1 NumberOfNonLiveVariables, 845 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 12440/12672 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 [2025-03-16 23:09:14,992 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_codestructure_normal_file-49.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 02fd9ca01e9b4cf3bb802fdecc600f36b127dae39ec959fa79aabe6d1e914ff2 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:09:16,731 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:09:16,802 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-16 23:09:16,805 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:09:16,806 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:09:16,825 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:09:16,825 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:09:16,826 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:09:16,826 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:09:16,826 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:09:16,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:09:16,826 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:09:16,826 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:09:16,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:09:16,828 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:09:16,828 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:09:16,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:09:16,828 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:09:16,829 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:09:16,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:09:16,829 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:09:16,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:09:16,829 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:09:16,829 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-16 23:09:16,829 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-16 23:09:16,829 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-16 23:09:16,829 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:09:16,830 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:09:16,830 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:09:16,830 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:09:16,830 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:09:16,830 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:09:16,830 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:09:16,830 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:09:16,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:09:16,831 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:09:16,831 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:09:16,831 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:09:16,831 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:09:16,831 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-16 23:09:16,831 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-16 23:09:16,831 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:09:16,831 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:09:16,831 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:09:16,831 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:09:16,831 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 -> 02fd9ca01e9b4cf3bb802fdecc600f36b127dae39ec959fa79aabe6d1e914ff2 [2025-03-16 23:09:17,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:09:17,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:09:17,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:09:17,084 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:09:17,084 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:09:17,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-49.i [2025-03-16 23:09:18,225 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d8f14bf0/81cf28f0b0f34db8a79eee907288a6f2/FLAG8594f744b [2025-03-16 23:09:18,436 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:09:18,437 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-49.i [2025-03-16 23:09:18,445 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d8f14bf0/81cf28f0b0f34db8a79eee907288a6f2/FLAG8594f744b [2025-03-16 23:09:18,793 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d8f14bf0/81cf28f0b0f34db8a79eee907288a6f2 [2025-03-16 23:09:18,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:09:18,796 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:09:18,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:09:18,797 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:09:18,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:09:18,800 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:09:18" (1/1) ... [2025-03-16 23:09:18,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d5235eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:18, skipping insertion in model container [2025-03-16 23:09:18,801 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:09:18" (1/1) ... [2025-03-16 23:09:18,819 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:09:18,915 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_codestructure_normal_file-49.i[913,926] [2025-03-16 23:09:18,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:09:18,969 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:09:18,977 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_codestructure_normal_file-49.i[913,926] [2025-03-16 23:09:18,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:09:19,009 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:09:19,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19 WrapperNode [2025-03-16 23:09:19,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:09:19,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:09:19,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:09:19,012 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:09:19,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,025 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,048 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2025-03-16 23:09:19,049 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:09:19,049 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:09:19,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:09:19,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:09:19,056 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,062 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,081 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]. [2025-03-16 23:09:19,082 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,093 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,100 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,103 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:09:19,107 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:09:19,107 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:09:19,107 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:09:19,108 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (1/1) ... [2025-03-16 23:09:19,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:09:19,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:09:19,137 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) [2025-03-16 23:09:19,143 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 [2025-03-16 23:09:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:09:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-16 23:09:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:09:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:09:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:09:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:09:19,214 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:09:19,215 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:09:19,539 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2025-03-16 23:09:19,539 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:09:19,547 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:09:19,548 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:09:19,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:09:19 BoogieIcfgContainer [2025-03-16 23:09:19,548 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:09:19,550 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:09:19,550 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:09:19,553 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:09:19,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:09:18" (1/3) ... [2025-03-16 23:09:19,554 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57fc6c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:09:19, skipping insertion in model container [2025-03-16 23:09:19,554 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:09:19" (2/3) ... [2025-03-16 23:09:19,554 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57fc6c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:09:19, skipping insertion in model container [2025-03-16 23:09:19,554 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:09:19" (3/3) ... [2025-03-16 23:09:19,555 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-49.i [2025-03-16 23:09:19,565 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:09:19,566 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-49.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:09:19,598 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:09:19,605 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;@1b2718a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:09:19,605 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:09:19,608 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-16 23:09:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2025-03-16 23:09:19,618 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:09:19,619 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:09:19,619 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:09:19,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:09:19,622 INFO L85 PathProgramCache]: Analyzing trace with hash 349681546, now seen corresponding path program 1 times [2025-03-16 23:09:19,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:09:19,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [639022772] [2025-03-16 23:09:19,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:19,630 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 [2025-03-16 23:09:19,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:09:19,632 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) [2025-03-16 23:09:19,633 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 [2025-03-16 23:09:19,723 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-16 23:09:19,888 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-16 23:09:19,888 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:19,889 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:09:19,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:09:19,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:09:19,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1024 proven. 0 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2025-03-16 23:09:19,950 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:09:19,950 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-16 23:09:19,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [639022772] [2025-03-16 23:09:19,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [639022772] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:09:19,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 23:09:19,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-16 23:09:19,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958598571] [2025-03-16 23:09:19,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:09:19,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:09:19,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-16 23:09:19,969 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:09:19,970 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:09:19,972 INFO L87 Difference]: Start difference. First operand has 75 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-16 23:09:19,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:09:19,992 INFO L93 Difference]: Finished difference Result 146 states and 267 transitions. [2025-03-16 23:09:19,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:09:19,994 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 194 [2025-03-16 23:09:19,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:09:19,998 INFO L225 Difference]: With dead ends: 146 [2025-03-16 23:09:19,998 INFO L226 Difference]: Without dead ends: 72 [2025-03-16 23:09:20,001 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:09:20,005 INFO L435 NwaCegarLoop]: 112 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, 112 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 [2025-03-16 23:09:20,005 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:09:20,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-03-16 23:09:20,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-03-16 23:09:20,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 37 states have (on average 1.2432432432432432) internal successors, (46), 37 states have internal predecessors, (46), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-16 23:09:20,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 112 transitions. [2025-03-16 23:09:20,036 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 112 transitions. Word has length 194 [2025-03-16 23:09:20,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:09:20,036 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 112 transitions. [2025-03-16 23:09:20,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-16 23:09:20,037 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2025-03-16 23:09:20,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2025-03-16 23:09:20,040 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:09:20,040 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:09:20,048 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 [2025-03-16 23:09:20,241 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 [2025-03-16 23:09:20,241 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:09:20,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:09:20,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1948878171, now seen corresponding path program 1 times [2025-03-16 23:09:20,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:09:20,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1955928244] [2025-03-16 23:09:20,242 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:20,242 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 [2025-03-16 23:09:20,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:09:20,244 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) [2025-03-16 23:09:20,245 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 [2025-03-16 23:09:20,309 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-16 23:09:20,461 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-16 23:09:20,461 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:20,461 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:09:20,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-16 23:09:20,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:09:20,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1076 proven. 42 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2025-03-16 23:09:20,684 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-16 23:09:20,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 54 proven. 42 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-16 23:09:20,942 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-16 23:09:20,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1955928244] [2025-03-16 23:09:20,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1955928244] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-16 23:09:20,942 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-16 23:09:20,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2025-03-16 23:09:20,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459218959] [2025-03-16 23:09:20,943 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-16 23:09:20,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-16 23:09:20,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-16 23:09:20,944 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-16 23:09:20,944 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-03-16 23:09:20,945 INFO L87 Difference]: Start difference. First operand 72 states and 112 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2025-03-16 23:09:21,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:09:21,442 INFO L93 Difference]: Finished difference Result 162 states and 246 transitions. [2025-03-16 23:09:21,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-16 23:09:21,443 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 194 [2025-03-16 23:09:21,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:09:21,445 INFO L225 Difference]: With dead ends: 162 [2025-03-16 23:09:21,445 INFO L226 Difference]: Without dead ends: 91 [2025-03-16 23:09:21,446 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 379 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2025-03-16 23:09:21,446 INFO L435 NwaCegarLoop]: 70 mSDtfsCounter, 119 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-16 23:09:21,447 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 171 Invalid, 317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-16 23:09:21,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2025-03-16 23:09:21,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 80. [2025-03-16 23:09:21,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 44 states have internal predecessors, (54), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-16 23:09:21,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 120 transitions. [2025-03-16 23:09:21,463 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 120 transitions. Word has length 194 [2025-03-16 23:09:21,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:09:21,464 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 120 transitions. [2025-03-16 23:09:21,464 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2025-03-16 23:09:21,464 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 120 transitions. [2025-03-16 23:09:21,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2025-03-16 23:09:21,465 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:09:21,465 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:09:21,475 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 [2025-03-16 23:09:21,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-16 23:09:21,667 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:09:21,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:09:21,667 INFO L85 PathProgramCache]: Analyzing trace with hash -311329252, now seen corresponding path program 1 times [2025-03-16 23:09:21,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:09:21,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1578063571] [2025-03-16 23:09:21,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:21,668 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 [2025-03-16 23:09:21,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:09:21,670 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-16 23:09:21,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-16 23:09:21,717 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 195 statements into 1 equivalence classes. [2025-03-16 23:09:21,846 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 195 of 195 statements. [2025-03-16 23:09:21,846 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:21,846 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:09:21,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-16 23:09:21,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:09:22,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 518 proven. 162 refuted. 0 times theorem prover too weak. 1432 trivial. 0 not checked. [2025-03-16 23:09:22,428 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-16 23:09:22,485 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-16 23:09:22,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1578063571] [2025-03-16 23:09:22,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1578063571] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-16 23:09:22,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [520602348] [2025-03-16 23:09:22,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:22,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-16 23:09:22,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-16 23:09:22,489 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-03-16 23:09:22,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2025-03-16 23:09:22,546 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 195 statements into 1 equivalence classes. [2025-03-16 23:09:23,083 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 195 of 195 statements. [2025-03-16 23:09:23,083 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:23,083 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:09:23,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-16 23:09:23,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:09:23,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 488 proven. 84 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2025-03-16 23:09:23,313 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-16 23:09:23,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [520602348] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-16 23:09:23,340 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-16 23:09:23,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2025-03-16 23:09:23,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47621835] [2025-03-16 23:09:23,341 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-16 23:09:23,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-16 23:09:23,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-16 23:09:23,342 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-16 23:09:23,342 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-03-16 23:09:23,342 INFO L87 Difference]: Start difference. First operand 80 states and 120 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2025-03-16 23:09:23,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:09:23,791 INFO L93 Difference]: Finished difference Result 169 states and 247 transitions. [2025-03-16 23:09:23,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-03-16 23:09:23,798 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 195 [2025-03-16 23:09:23,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:09:23,800 INFO L225 Difference]: With dead ends: 169 [2025-03-16 23:09:23,800 INFO L226 Difference]: Without dead ends: 90 [2025-03-16 23:09:23,800 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 406 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2025-03-16 23:09:23,801 INFO L435 NwaCegarLoop]: 71 mSDtfsCounter, 44 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-16 23:09:23,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 151 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-16 23:09:23,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2025-03-16 23:09:23,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 88. [2025-03-16 23:09:23,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 50 states have (on average 1.18) internal successors, (59), 50 states have internal predecessors, (59), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-16 23:09:23,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 125 transitions. [2025-03-16 23:09:23,810 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 125 transitions. Word has length 195 [2025-03-16 23:09:23,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:09:23,810 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 125 transitions. [2025-03-16 23:09:23,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2025-03-16 23:09:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 125 transitions. [2025-03-16 23:09:23,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2025-03-16 23:09:23,812 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:09:23,812 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:09:23,821 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 (4)] Ended with exit code 0 [2025-03-16 23:09:24,024 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2025-03-16 23:09:24,217 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2025-03-16 23:09:24,217 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:09:24,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:09:24,218 INFO L85 PathProgramCache]: Analyzing trace with hash -312252773, now seen corresponding path program 1 times [2025-03-16 23:09:24,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:09:24,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1220540253] [2025-03-16 23:09:24,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:09:24,218 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 [2025-03-16 23:09:24,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:09:24,220 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-16 23:09:24,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2025-03-16 23:09:24,252 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 195 statements into 1 equivalence classes. [2025-03-16 23:09:24,389 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 195 of 195 statements. [2025-03-16 23:09:24,389 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:09:24,389 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:09:24,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-03-16 23:09:24,402 INFO L279 TraceCheckSpWp]: Computing forward predicates...