./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 e2fb8bed 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-?-e2fb8be-m [2025-03-08 10:02:13,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 10:02:13,584 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 10:02:13,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 10:02:13,591 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 10:02:13,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 10:02:13,612 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 10:02:13,613 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 10:02:13,613 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 10:02:13,613 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 10:02:13,614 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 10:02:13,614 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 10:02:13,614 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 10:02:13,614 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 10:02:13,614 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 10:02:13,615 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 10:02:13,615 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 10:02:13,615 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 10:02:13,615 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 10:02:13,615 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 10:02:13,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 10:02:13,615 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 10:02:13,615 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 10:02:13,615 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 10:02:13,616 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 10:02:13,616 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 10:02:13,616 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 10:02:13,616 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 10:02:13,616 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 10:02:13,616 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 10:02:13,616 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 10:02:13,616 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 10:02:13,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:02:13,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 10:02:13,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 10:02:13,617 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 10:02:13,617 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 10:02:13,617 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 10:02:13,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 10:02:13,617 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 10:02:13,617 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 10:02:13,617 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 10:02:13,617 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 10:02:13,617 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 [2025-03-08 10:02:13,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 10:02:13,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 10:02:13,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 10:02:13,916 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 10:02:13,916 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 10:02:13,917 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-49.i [2025-03-08 10:02:15,054 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a90863134/8a779672bab34edf98401c1f92ab3223/FLAGe39a31e4b [2025-03-08 10:02:15,267 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 10:02:15,267 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-49.i [2025-03-08 10:02:15,276 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a90863134/8a779672bab34edf98401c1f92ab3223/FLAGe39a31e4b [2025-03-08 10:02:15,604 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a90863134/8a779672bab34edf98401c1f92ab3223 [2025-03-08 10:02:15,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 10:02:15,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 10:02:15,608 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 10:02:15,608 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 10:02:15,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 10:02:15,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52ecafdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15, skipping insertion in model container [2025-03-08 10:02:15,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,632 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 10:02:15,732 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] [2025-03-08 10:02:15,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:02:15,806 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 10:02:15,815 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] [2025-03-08 10:02:15,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:02:15,859 INFO L204 MainTranslator]: Completed translation [2025-03-08 10:02:15,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15 WrapperNode [2025-03-08 10:02:15,860 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 10:02:15,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 10:02:15,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 10:02:15,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 10:02:15,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,899 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2025-03-08 10:02:15,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 10:02:15,900 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 10:02:15,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 10:02:15,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 10:02:15,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,911 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,921 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]. [2025-03-08 10:02:15,922 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,922 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,930 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,932 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,932 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,934 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 10:02:15,935 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 10:02:15,935 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 10:02:15,935 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 10:02:15,937 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (1/1) ... [2025-03-08 10:02:15,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:02:15,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:02:15,964 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) [2025-03-08 10:02:15,966 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 [2025-03-08 10:02:15,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 10:02:15,984 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 10:02:15,984 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 10:02:15,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 10:02:15,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 10:02:15,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 10:02:16,041 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 10:02:16,042 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 10:02:16,291 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L144: havoc property_#t~bitwise23#1;havoc property_#t~short24#1; [2025-03-08 10:02:16,322 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 10:02:16,322 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 10:02:16,338 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 10:02:16,339 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 10:02:16,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:02:16 BoogieIcfgContainer [2025-03-08 10:02:16,339 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 10:02:16,344 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 10:02:16,344 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 10:02:16,348 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 10:02:16,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 10:02:15" (1/3) ... [2025-03-08 10:02:16,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c61ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:02:16, skipping insertion in model container [2025-03-08 10:02:16,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:15" (2/3) ... [2025-03-08 10:02:16,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53c61ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:02:16, skipping insertion in model container [2025-03-08 10:02:16,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:02:16" (3/3) ... [2025-03-08 10:02:16,351 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-49.i [2025-03-08 10:02:16,364 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 10:02:16,366 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-49.i that has 2 procedures, 89 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 10:02:16,413 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 10:02:16,421 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;@7f8b10cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 10:02:16,422 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 10:02:16,425 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 54 states have internal predecessors, (72), 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) [2025-03-08 10:02:16,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2025-03-08 10:02:16,438 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:02:16,439 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:02:16,439 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:02:16,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:02:16,444 INFO L85 PathProgramCache]: Analyzing trace with hash 657648323, now seen corresponding path program 1 times [2025-03-08 10:02:16,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 10:02:16,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466621322] [2025-03-08 10:02:16,449 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:02:16,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 10:02:16,516 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 201 statements into 1 equivalence classes. [2025-03-08 10:02:16,534 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 201 of 201 statements. [2025-03-08 10:02:16,534 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:16,534 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:02:16,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-08 10:02:16,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 10:02:16,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466621322] [2025-03-08 10:02:16,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466621322] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 10:02:16,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439780631] [2025-03-08 10:02:16,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:02:16,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 10:02:16,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:02:16,715 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) [2025-03-08 10:02:16,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 10:02:16,778 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 201 statements into 1 equivalence classes. [2025-03-08 10:02:16,867 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 201 of 201 statements. [2025-03-08 10:02:16,867 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:16,867 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:02:16,869 INFO L256 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 10:02:16,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:02:16,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-08 10:02:16,908 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 10:02:16,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439780631] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 10:02:16,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 10:02:16,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 10:02:16,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746752148] [2025-03-08 10:02:16,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 10:02:16,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 10:02:16,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 10:02:16,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 10:02:16,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:02:16,935 INFO L87 Difference]: Start difference. First operand has 89 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 54 states have internal predecessors, (72), 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 20.5) internal successors, (41), 2 states have internal predecessors, (41), 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) [2025-03-08 10:02:16,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:02:16,957 INFO L93 Difference]: Finished difference Result 171 states and 302 transitions. [2025-03-08 10:02:16,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 10:02:16,959 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 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 201 [2025-03-08 10:02:16,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:02:16,963 INFO L225 Difference]: With dead ends: 171 [2025-03-08 10:02:16,963 INFO L226 Difference]: Without dead ends: 85 [2025-03-08 10:02:16,966 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:02:16,967 INFO L435 NwaCegarLoop]: 128 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, 128 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 [2025-03-08 10:02:16,968 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 10:02:16,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2025-03-08 10:02:16,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2025-03-08 10:02:16,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 50 states have (on average 1.28) internal successors, (64), 50 states have internal predecessors, (64), 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) [2025-03-08 10:02:16,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 130 transitions. [2025-03-08 10:02:16,997 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 130 transitions. Word has length 201 [2025-03-08 10:02:16,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:02:16,997 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 130 transitions. [2025-03-08 10:02:16,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 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) [2025-03-08 10:02:16,998 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2025-03-08 10:02:17,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2025-03-08 10:02:17,000 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:02:17,000 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:02:17,007 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 10:02:17,205 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 [2025-03-08 10:02:17,205 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:02:17,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:02:17,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1399543714, now seen corresponding path program 1 times [2025-03-08 10:02:17,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 10:02:17,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984235583] [2025-03-08 10:02:17,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:02:17,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 10:02:17,226 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 201 statements into 1 equivalence classes. [2025-03-08 10:02:17,346 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 201 of 201 statements. [2025-03-08 10:02:17,346 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:17,346 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:02:17,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 10:02:17,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 10:02:17,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984235583] [2025-03-08 10:02:17,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984235583] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 10:02:17,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 10:02:17,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 10:02:17,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363006742] [2025-03-08 10:02:17,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 10:02:17,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 10:02:17,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 10:02:17,612 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 10:02:17,612 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 10:02:17,612 INFO L87 Difference]: Start difference. First operand 85 states and 130 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2025-03-08 10:02:17,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:02:17,647 INFO L93 Difference]: Finished difference Result 168 states and 259 transitions. [2025-03-08 10:02:17,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 10:02:17,648 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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 201 [2025-03-08 10:02:17,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:02:17,651 INFO L225 Difference]: With dead ends: 168 [2025-03-08 10:02:17,651 INFO L226 Difference]: Without dead ends: 86 [2025-03-08 10:02:17,652 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 [2025-03-08 10:02:17,654 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 249 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 [2025-03-08 10:02:17,654 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 249 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 10:02:17,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2025-03-08 10:02:17,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2025-03-08 10:02:17,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.2745098039215685) internal successors, (65), 51 states have internal predecessors, (65), 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) [2025-03-08 10:02:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 131 transitions. [2025-03-08 10:02:17,667 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 131 transitions. Word has length 201 [2025-03-08 10:02:17,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:02:17,669 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 131 transitions. [2025-03-08 10:02:17,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2025-03-08 10:02:17,670 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2025-03-08 10:02:17,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2025-03-08 10:02:17,674 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:02:17,674 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:02:17,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 10:02:17,675 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:02:17,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:02:17,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1149227801, now seen corresponding path program 1 times [2025-03-08 10:02:17,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 10:02:17,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565214059] [2025-03-08 10:02:17,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:02:17,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 10:02:17,688 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 202 statements into 1 equivalence classes. [2025-03-08 10:02:17,770 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 202 of 202 statements. [2025-03-08 10:02:17,770 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:17,770 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:02:18,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 12 proven. 84 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 10:02:18,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 10:02:18,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565214059] [2025-03-08 10:02:18,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565214059] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 10:02:18,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748804250] [2025-03-08 10:02:18,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:02:18,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 10:02:18,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:02:18,059 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) [2025-03-08 10:02:18,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 10:02:18,113 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 202 statements into 1 equivalence classes. [2025-03-08 10:02:18,159 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 202 of 202 statements. [2025-03-08 10:02:18,159 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:18,159 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:02:18,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-08 10:02:18,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:02:18,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1076 proven. 42 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2025-03-08 10:02:18,390 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 10:02:18,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 54 proven. 42 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 10:02:18,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748804250] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 10:02:18,637 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 10:02:18,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 9 [2025-03-08 10:02:18,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88062275] [2025-03-08 10:02:18,637 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 10:02:18,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-08 10:02:18,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 10:02:18,638 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-08 10:02:18,638 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2025-03-08 10:02:18,639 INFO L87 Difference]: Start difference. First operand 86 states and 131 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 3 states have call successors, (75), 2 states have call predecessors, (75), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2025-03-08 10:02:19,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:02:19,048 INFO L93 Difference]: Finished difference Result 204 states and 302 transitions. [2025-03-08 10:02:19,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-03-08 10:02:19,048 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 3 states have call successors, (75), 2 states have call predecessors, (75), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) Word has length 202 [2025-03-08 10:02:19,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:02:19,051 INFO L225 Difference]: With dead ends: 204 [2025-03-08 10:02:19,051 INFO L226 Difference]: Without dead ends: 121 [2025-03-08 10:02:19,052 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 401 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2025-03-08 10:02:19,052 INFO L435 NwaCegarLoop]: 75 mSDtfsCounter, 139 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 10:02:19,052 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 197 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 10:02:19,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2025-03-08 10:02:19,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 98. [2025-03-08 10:02:19,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 61 states have (on average 1.1967213114754098) internal successors, (73), 61 states have internal predecessors, (73), 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) [2025-03-08 10:02:19,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 139 transitions. [2025-03-08 10:02:19,069 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 139 transitions. Word has length 202 [2025-03-08 10:02:19,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:02:19,070 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 139 transitions. [2025-03-08 10:02:19,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 3 states have call successors, (75), 2 states have call predecessors, (75), 4 states have return successors, (77), 3 states have call predecessors, (77), 3 states have call successors, (77) [2025-03-08 10:02:19,070 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 139 transitions. [2025-03-08 10:02:19,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2025-03-08 10:02:19,071 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:02:19,072 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:02:19,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-08 10:02:19,272 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 [2025-03-08 10:02:19,272 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:02:19,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:02:19,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1183978570, now seen corresponding path program 1 times [2025-03-08 10:02:19,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 10:02:19,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063994404] [2025-03-08 10:02:19,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:02:19,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 10:02:19,285 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 203 statements into 1 equivalence classes. [2025-03-08 10:02:19,374 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 203 of 203 statements. [2025-03-08 10:02:19,374 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:19,374 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 10:02:19,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [917918455] [2025-03-08 10:02:19,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:02:19,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 10:02:19,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:02:19,380 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) [2025-03-08 10:02:19,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-08 10:02:19,433 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 203 statements into 1 equivalence classes. [2025-03-08 10:02:19,474 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 203 of 203 statements. [2025-03-08 10:02:19,474 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:19,475 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 10:02:19,475 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 10:02:19,494 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 203 statements into 1 equivalence classes. [2025-03-08 10:02:19,533 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 203 of 203 statements. [2025-03-08 10:02:19,533 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:19,533 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 10:02:19,607 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 10:02:19,608 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 10:02:19,608 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 10:02:19,618 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-08 10:02:19,810 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 [2025-03-08 10:02:19,812 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-08 10:02:19,895 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 10:02:19,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 10:02:19 BoogieIcfgContainer [2025-03-08 10:02:19,897 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 10:02:19,898 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 10:02:19,898 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 10:02:19,898 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 10:02:19,900 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:02:16" (3/4) ... [2025-03-08 10:02:19,902 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 10:02:19,902 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 10:02:19,903 INFO L158 Benchmark]: Toolchain (without parser) took 4295.73ms. Allocated memory was 167.8MB in the beginning and 360.7MB in the end (delta: 192.9MB). Free memory was 122.8MB in the beginning and 296.1MB in the end (delta: -173.3MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2025-03-08 10:02:19,903 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:02:19,903 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.86ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 108.1MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 10:02:19,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.04ms. Allocated memory is still 167.8MB. Free memory was 108.1MB in the beginning and 104.0MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:02:19,904 INFO L158 Benchmark]: Boogie Preprocessor took 34.59ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 99.7MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 10:02:19,904 INFO L158 Benchmark]: IcfgBuilder took 404.37ms. Allocated memory is still 167.8MB. Free memory was 99.7MB in the beginning and 74.5MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 10:02:19,904 INFO L158 Benchmark]: TraceAbstraction took 3553.46ms. Allocated memory was 167.8MB in the beginning and 360.7MB in the end (delta: 192.9MB). Free memory was 73.5MB in the beginning and 297.6MB in the end (delta: -224.1MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2025-03-08 10:02:19,904 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 360.7MB. Free memory was 297.6MB in the beginning and 296.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:02:19,905 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.86ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 108.1MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.04ms. Allocated memory is still 167.8MB. Free memory was 108.1MB in the beginning and 104.0MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.59ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 99.7MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 404.37ms. Allocated memory is still 167.8MB. Free memory was 99.7MB in the beginning and 74.5MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3553.46ms. Allocated memory was 167.8MB in the beginning and 360.7MB in the end (delta: 192.9MB). Free memory was 73.5MB in the beginning and 297.6MB in the end (delta: -224.1MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 360.7MB. Free memory was 297.6MB in the beginning and 296.1MB in the end (delta: 1.5MB). 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 144, overapproximation of someBinaryFLOATComparisonOperation at line 60, overapproximation of someBinaryFLOATComparisonOperation at line 120, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 126. 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; VAL [isInitial=0, 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=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] [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=2147483647, 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=2147483647, 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=2147483647, 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=2147483647, 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=2147483647, 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=2147483647, 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=2147483647, var_1_4=-3221225473, 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=2147483647, var_1_4=-3221225473, 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=2147483647, var_1_4=-3221225473, 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=2147483647, var_1_4=-3221225473, 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=2147483647, var_1_4=-3221225473, 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=2147483647, var_1_4=-3221225473, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L112] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L112] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L114] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L115] CALL assume_abort_if_not(var_1_11 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L115] RET assume_abort_if_not(var_1_11 <= 16383) VAL [isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L117] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L118] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L118] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L128] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, 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=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L129] CALL assume_abort_if_not(var_1_20 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L129] RET assume_abort_if_not(var_1_20 <= 254) VAL [isInitial=1, var_1_10=0, 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=0, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L131] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=0, 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=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L132] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L132] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L134] RET assume_abort_if_not(var_1_23 >= -128) VAL [isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L135] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L135] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L136] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L136] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L138] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L139] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [L139] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, var_1_10=0, 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=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=-65536] [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=0, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L53] COND FALSE !(! var_1_2) [L58] var_1_12 = 0 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [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=0, 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=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L63] COND TRUE var_1_13 && var_1_2 VAL [isInitial=1, var_1_10=0, 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=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [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=0, 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=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L70] EXPR var_1_11 & var_1_4 VAL [isInitial=1, var_1_10=0, 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=2147483391, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [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=0, 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=2147483391, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [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=0, 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=2147483391, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [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=0, 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=2147483391, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] [L19] reach_error() VAL [isInitial=1, var_1_10=0, 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=2147483391, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_2=1, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=5368709120, var_1_6=0, var_1_7=0, var_1_8=100, var_1_9=-65536] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 89 locations, 171 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 4, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 140 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 139 mSDsluCounter, 574 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 244 mSDsCounter, 86 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 327 IncrementalHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 86 mSolverCounterUnsat, 330 mSDtfsCounter, 327 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 624 GetRequests, 605 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 23 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1413 NumberOfCodeBlocks, 1413 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1203 ConstructedInterpolants, 0 QuantifiedInterpolants, 1959 SizeOfPredicates, 1 NumberOfNonLiveVariables, 853 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 [2025-03-08 10:02:19,922 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-?-e2fb8be-m [2025-03-08 10:02:21,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 10:02:21,813 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 10:02:21,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 10:02:21,821 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 10:02:21,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 10:02:21,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 10:02:21,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 10:02:21,842 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 10:02:21,842 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 10:02:21,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 10:02:21,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 10:02:21,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 10:02:21,843 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 10:02:21,843 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 10:02:21,843 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 10:02:21,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 10:02:21,843 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 10:02:21,844 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:02:21,844 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 10:02:21,844 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 10:02:21,845 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 10:02:21,845 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 10:02:21,845 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 10:02:21,845 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 10:02:21,845 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 10:02:21,845 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 [2025-03-08 10:02:22,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 10:02:22,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 10:02:22,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 10:02:22,094 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 10:02:22,094 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 10:02:22,095 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-49.i [2025-03-08 10:02:23,239 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb65d8732/9137cc286c8b48af885741219a0ea740/FLAG7082f2b00 [2025-03-08 10:02:23,417 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 10:02:23,417 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-49.i [2025-03-08 10:02:23,422 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb65d8732/9137cc286c8b48af885741219a0ea740/FLAG7082f2b00 [2025-03-08 10:02:23,808 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb65d8732/9137cc286c8b48af885741219a0ea740 [2025-03-08 10:02:23,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 10:02:23,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 10:02:23,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 10:02:23,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 10:02:23,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 10:02:23,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:23,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dd1b5a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23, skipping insertion in model container [2025-03-08 10:02:23,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:23,827 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 10:02:23,907 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] [2025-03-08 10:02:23,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:02:23,955 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 10:02:23,962 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] [2025-03-08 10:02:23,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:02:23,992 INFO L204 MainTranslator]: Completed translation [2025-03-08 10:02:23,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23 WrapperNode [2025-03-08 10:02:23,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 10:02:23,993 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 10:02:23,993 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 10:02:23,993 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 10:02:23,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,004 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,022 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2025-03-08 10:02:24,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 10:02:24,022 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 10:02:24,022 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 10:02:24,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 10:02:24,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,033 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,047 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]. [2025-03-08 10:02:24,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,057 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,064 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 10:02:24,074 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 10:02:24,074 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 10:02:24,075 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 10:02:24,075 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (1/1) ... [2025-03-08 10:02:24,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:02:24,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:02:24,101 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) [2025-03-08 10:02:24,103 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 [2025-03-08 10:02:24,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 10:02:24,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 10:02:24,123 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 10:02:24,123 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 10:02:24,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 10:02:24,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 10:02:24,195 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 10:02:24,197 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 10:02:24,601 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-08 10:02:24,601 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 10:02:24,611 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 10:02:24,611 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 10:02:24,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:02:24 BoogieIcfgContainer [2025-03-08 10:02:24,611 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 10:02:24,615 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 10:02:24,615 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 10:02:24,619 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 10:02:24,619 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 10:02:23" (1/3) ... [2025-03-08 10:02:24,620 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aefad09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:02:24, skipping insertion in model container [2025-03-08 10:02:24,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:02:23" (2/3) ... [2025-03-08 10:02:24,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aefad09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:02:24, skipping insertion in model container [2025-03-08 10:02:24,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:02:24" (3/3) ... [2025-03-08 10:02:24,622 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-49.i [2025-03-08 10:02:24,633 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 10:02:24,635 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-49.i that has 2 procedures, 80 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 10:02:24,673 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 10:02:24,682 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;@688ca950, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 10:02:24,683 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 10:02:24,685 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 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) [2025-03-08 10:02:24,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2025-03-08 10:02:24,694 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:02:24,694 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] [2025-03-08 10:02:24,695 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:02:24,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:02:24,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1419353802, now seen corresponding path program 1 times [2025-03-08 10:02:24,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 10:02:24,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [995790945] [2025-03-08 10:02:24,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:02:24,707 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 [2025-03-08 10:02:24,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 10:02:24,710 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) [2025-03-08 10:02:24,711 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 [2025-03-08 10:02:24,792 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-03-08 10:02:24,961 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-03-08 10:02:24,961 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:24,961 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:02:24,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 10:02:24,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:02:25,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2025-03-08 10:02:25,011 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 10:02:25,012 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 10:02:25,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [995790945] [2025-03-08 10:02:25,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [995790945] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 10:02:25,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 10:02:25,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 10:02:25,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74909900] [2025-03-08 10:02:25,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 10:02:25,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 10:02:25,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 10:02:25,030 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 10:02:25,030 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:02:25,032 INFO L87 Difference]: Start difference. First operand has 80 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 45 states have internal predecessors, (58), 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 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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) [2025-03-08 10:02:25,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:02:25,055 INFO L93 Difference]: Finished difference Result 153 states and 274 transitions. [2025-03-08 10:02:25,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 10:02:25,056 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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 198 [2025-03-08 10:02:25,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:02:25,061 INFO L225 Difference]: With dead ends: 153 [2025-03-08 10:02:25,061 INFO L226 Difference]: Without dead ends: 76 [2025-03-08 10:02:25,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:02:25,067 INFO L435 NwaCegarLoop]: 116 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, 116 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 [2025-03-08 10:02:25,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 10:02:25,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2025-03-08 10:02:25,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2025-03-08 10:02:25,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 41 states have (on average 1.2195121951219512) internal successors, (50), 41 states have internal predecessors, (50), 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) [2025-03-08 10:02:25,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 116 transitions. [2025-03-08 10:02:25,102 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 116 transitions. Word has length 198 [2025-03-08 10:02:25,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:02:25,103 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 116 transitions. [2025-03-08 10:02:25,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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) [2025-03-08 10:02:25,103 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2025-03-08 10:02:25,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2025-03-08 10:02:25,105 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:02:25,105 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] [2025-03-08 10:02:25,113 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 [2025-03-08 10:02:25,306 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 [2025-03-08 10:02:25,306 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:02:25,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:02:25,306 INFO L85 PathProgramCache]: Analyzing trace with hash 339739003, now seen corresponding path program 1 times [2025-03-08 10:02:25,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 10:02:25,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1577110025] [2025-03-08 10:02:25,309 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:02:25,309 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 [2025-03-08 10:02:25,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 10:02:25,311 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) [2025-03-08 10:02:25,311 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 [2025-03-08 10:02:25,397 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-03-08 10:02:25,553 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-03-08 10:02:25,553 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:25,553 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:02:25,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-08 10:02:25,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:02:25,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 10:02:25,592 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 10:02:25,592 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 10:02:25,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1577110025] [2025-03-08 10:02:25,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1577110025] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 10:02:25,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 10:02:25,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 10:02:25,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785668194] [2025-03-08 10:02:25,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 10:02:25,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 10:02:25,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 10:02:25,595 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 10:02:25,595 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 10:02:25,595 INFO L87 Difference]: Start difference. First operand 76 states and 116 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) [2025-03-08 10:02:25,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:02:25,688 INFO L93 Difference]: Finished difference Result 164 states and 249 transitions. [2025-03-08 10:02:25,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 10:02:25,695 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 [2025-03-08 10:02:25,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:02:25,697 INFO L225 Difference]: With dead ends: 164 [2025-03-08 10:02:25,697 INFO L226 Difference]: Without dead ends: 91 [2025-03-08 10:02:25,698 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 10:02:25,699 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 20 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 10:02:25,701 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 228 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 10:02:25,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2025-03-08 10:02:25,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 80. [2025-03-08 10:02:25,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 45 states have (on average 1.2222222222222223) internal successors, (55), 45 states have internal predecessors, (55), 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) [2025-03-08 10:02:25,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 121 transitions. [2025-03-08 10:02:25,709 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 121 transitions. Word has length 198 [2025-03-08 10:02:25,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:02:25,712 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 121 transitions. [2025-03-08 10:02:25,712 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) [2025-03-08 10:02:25,712 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 121 transitions. [2025-03-08 10:02:25,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2025-03-08 10:02:25,714 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:02:25,714 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] [2025-03-08 10:02:25,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2025-03-08 10:02:25,915 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 [2025-03-08 10:02:25,915 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:02:25,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:02:25,916 INFO L85 PathProgramCache]: Analyzing trace with hash 536252508, now seen corresponding path program 1 times [2025-03-08 10:02:25,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 10:02:25,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1279726587] [2025-03-08 10:02:25,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:02:25,916 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 [2025-03-08 10:02:25,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 10:02:25,918 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) [2025-03-08 10:02:25,919 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 [2025-03-08 10:02:25,981 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-03-08 10:02:26,122 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-03-08 10:02:26,122 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:26,122 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:02:26,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-08 10:02:26,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:02:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1076 proven. 42 refuted. 0 times theorem prover too weak. 994 trivial. 0 not checked. [2025-03-08 10:02:26,328 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 10:02:26,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 54 proven. 42 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 10:02:26,622 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 10:02:26,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1279726587] [2025-03-08 10:02:26,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1279726587] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 10:02:26,623 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 10:02:26,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2025-03-08 10:02:26,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429049955] [2025-03-08 10:02:26,623 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 10:02:26,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-08 10:02:26,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 10:02:26,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-08 10:02:26,624 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-03-08 10:02:26,625 INFO L87 Difference]: Start difference. First operand 80 states and 121 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 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) [2025-03-08 10:02:27,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:02:27,161 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2025-03-08 10:02:27,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-08 10:02:27,161 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 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 198 [2025-03-08 10:02:27,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:02:27,163 INFO L225 Difference]: With dead ends: 174 [2025-03-08 10:02:27,163 INFO L226 Difference]: Without dead ends: 97 [2025-03-08 10:02:27,163 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 387 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2025-03-08 10:02:27,164 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 66 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 10:02:27,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 215 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 10:02:27,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2025-03-08 10:02:27,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 84. [2025-03-08 10:02:27,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 48 states have (on average 1.1666666666666667) internal successors, (56), 48 states have internal predecessors, (56), 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) [2025-03-08 10:02:27,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 122 transitions. [2025-03-08 10:02:27,179 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 122 transitions. Word has length 198 [2025-03-08 10:02:27,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:02:27,180 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 122 transitions. [2025-03-08 10:02:27,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 states have internal predecessors, (45), 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) [2025-03-08 10:02:27,180 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 122 transitions. [2025-03-08 10:02:27,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2025-03-08 10:02:27,182 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:02:27,182 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] [2025-03-08 10:02:27,192 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 [2025-03-08 10:02:27,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 10:02:27,383 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:02:27,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:02:27,383 INFO L85 PathProgramCache]: Analyzing trace with hash 362349036, now seen corresponding path program 1 times [2025-03-08 10:02:27,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 10:02:27,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1992630523] [2025-03-08 10:02:27,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:02:27,384 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 [2025-03-08 10:02:27,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 10:02:27,386 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 10:02:27,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2025-03-08 10:02:27,423 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 199 statements into 1 equivalence classes. [2025-03-08 10:02:27,559 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 199 of 199 statements. [2025-03-08 10:02:27,559 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:02:27,560 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:02:27,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-03-08 10:02:27,573 INFO L279 TraceCheckSpWp]: Computing forward predicates...