./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 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-24.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 f17fbc4eb3d83723e730df592ecc81500c6ccb0946c2ffaa374248179dc25c23 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 18:47:35,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 18:47:35,783 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 18:47:35,787 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 18:47:35,789 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 18:47:35,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 18:47:35,810 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 18:47:35,810 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 18:47:35,810 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 18:47:35,810 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 18:47:35,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 18:47:35,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 18:47:35,811 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 18:47:35,811 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 18:47:35,812 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 18:47:35,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 18:47:35,812 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 18:47:35,812 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 18:47:35,812 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 18:47:35,812 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 18:47:35,812 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 18:47:35,812 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 18:47:35,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 18:47:35,812 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 18:47:35,813 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 18:47:35,813 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 18:47:35,813 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 18:47:35,813 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 18:47:35,813 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 18:47:35,813 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 18:47:35,813 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 18:47:35,813 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 18:47:35,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:47:35,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 18:47:35,814 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 18:47:35,814 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 18:47:35,814 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 18:47:35,814 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 18:47:35,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 18:47:35,814 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 18:47:35,814 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 18:47:35,814 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 18:47:35,814 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 18:47:35,814 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 -> f17fbc4eb3d83723e730df592ecc81500c6ccb0946c2ffaa374248179dc25c23 [2025-03-03 18:47:36,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 18:47:36,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 18:47:36,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 18:47:36,040 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 18:47:36,041 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 18:47:36,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-24.i [2025-03-03 18:47:37,260 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d8a7c23e/9e8e56d8464c4ae6a422ef25259915a9/FLAG44d71800c [2025-03-03 18:47:37,527 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 18:47:37,528 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-24.i [2025-03-03 18:47:37,540 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d8a7c23e/9e8e56d8464c4ae6a422ef25259915a9/FLAG44d71800c [2025-03-03 18:47:37,558 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d8a7c23e/9e8e56d8464c4ae6a422ef25259915a9 [2025-03-03 18:47:37,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 18:47:37,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 18:47:37,564 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 18:47:37,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 18:47:37,568 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 18:47:37,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,571 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548803b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37, skipping insertion in model container [2025-03-03 18:47:37,571 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,587 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 18:47:37,710 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-24.i[913,926] [2025-03-03 18:47:37,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:47:37,781 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 18:47:37,788 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-24.i[913,926] [2025-03-03 18:47:37,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:47:37,821 INFO L204 MainTranslator]: Completed translation [2025-03-03 18:47:37,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37 WrapperNode [2025-03-03 18:47:37,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 18:47:37,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 18:47:37,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 18:47:37,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 18:47:37,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,861 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 203 [2025-03-03 18:47:37,862 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 18:47:37,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 18:47:37,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 18:47:37,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 18:47:37,876 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,878 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,893 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]. [2025-03-03 18:47:37,896 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,905 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,906 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,906 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,907 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 18:47:37,911 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 18:47:37,911 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 18:47:37,911 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 18:47:37,912 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (1/1) ... [2025-03-03 18:47:37,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:47:37,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 18:47:37,942 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) [2025-03-03 18:47:37,946 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 [2025-03-03 18:47:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 18:47:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 18:47:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 18:47:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 18:47:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 18:47:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 18:47:38,024 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 18:47:38,025 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 18:47:38,287 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L149: havoc property_#t~ite24#1;havoc property_#t~bitwise23#1;havoc property_#t~short25#1; [2025-03-03 18:47:38,321 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2025-03-03 18:47:38,321 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 18:47:38,336 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 18:47:38,337 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 18:47:38,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:47:38 BoogieIcfgContainer [2025-03-03 18:47:38,337 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 18:47:38,339 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 18:47:38,339 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 18:47:38,342 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 18:47:38,343 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:47:37" (1/3) ... [2025-03-03 18:47:38,344 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a122ee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:47:38, skipping insertion in model container [2025-03-03 18:47:38,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:37" (2/3) ... [2025-03-03 18:47:38,345 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a122ee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:47:38, skipping insertion in model container [2025-03-03 18:47:38,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:47:38" (3/3) ... [2025-03-03 18:47:38,346 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-24.i [2025-03-03 18:47:38,357 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 18:47:38,359 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-24.i that has 2 procedures, 92 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 18:47:38,410 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 18:47:38,420 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;@4a8611, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 18:47:38,422 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 18:47:38,426 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 57 states have (on average 1.3859649122807018) internal successors, (79), 58 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2025-03-03 18:47:38,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2025-03-03 18:47:38,438 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:47:38,439 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:47:38,440 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:47:38,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:47:38,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1152899444, now seen corresponding path program 1 times [2025-03-03 18:47:38,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 18:47:38,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325332039] [2025-03-03 18:47:38,451 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:47:38,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 18:47:38,541 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-03 18:47:38,567 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-03 18:47:38,569 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:47:38,569 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:47:38,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2025-03-03 18:47:38,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 18:47:38,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325332039] [2025-03-03 18:47:38,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325332039] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 18:47:38,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2014661506] [2025-03-03 18:47:38,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:47:38,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 18:47:38,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 18:47:38,754 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) [2025-03-03 18:47:38,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 18:47:38,835 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-03 18:47:38,888 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-03 18:47:38,888 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:47:38,888 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:47:38,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 18:47:38,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 18:47:38,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2025-03-03 18:47:38,934 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 18:47:38,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2014661506] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 18:47:38,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 18:47:38,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 18:47:38,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523851805] [2025-03-03 18:47:38,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 18:47:38,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 18:47:38,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 18:47:38,956 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 18:47:38,957 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 18:47:38,958 INFO L87 Difference]: Start difference. First operand has 92 states, 57 states have (on average 1.3859649122807018) internal successors, (79), 58 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) 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, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2025-03-03 18:47:38,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 18:47:38,994 INFO L93 Difference]: Finished difference Result 178 states and 313 transitions. [2025-03-03 18:47:38,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 18:47:38,997 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, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 196 [2025-03-03 18:47:38,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 18:47:39,002 INFO L225 Difference]: With dead ends: 178 [2025-03-03 18:47:39,004 INFO L226 Difference]: Without dead ends: 89 [2025-03-03 18:47:39,007 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 [2025-03-03 18:47:39,009 INFO L435 NwaCegarLoop]: 136 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, 136 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 [2025-03-03 18:47:39,012 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 18:47:39,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2025-03-03 18:47:39,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2025-03-03 18:47:39,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 55 states have (on average 1.3454545454545455) internal successors, (74), 55 states have internal predecessors, (74), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2025-03-03 18:47:39,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 138 transitions. [2025-03-03 18:47:39,052 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 138 transitions. Word has length 196 [2025-03-03 18:47:39,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 18:47:39,053 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 138 transitions. [2025-03-03 18:47:39,054 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, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2025-03-03 18:47:39,054 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2025-03-03 18:47:39,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2025-03-03 18:47:39,057 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:47:39,057 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:47:39,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-03 18:47:39,258 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 [2025-03-03 18:47:39,258 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:47:39,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:47:39,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1702523016, now seen corresponding path program 1 times [2025-03-03 18:47:39,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 18:47:39,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240764915] [2025-03-03 18:47:39,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:47:39,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 18:47:39,275 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-03 18:47:39,498 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-03 18:47:39,498 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:47:39,498 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 18:47:39,498 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 18:47:39,513 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-03 18:47:39,621 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-03 18:47:39,622 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:47:39,623 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 18:47:39,711 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 18:47:39,711 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 18:47:39,712 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 18:47:39,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 18:47:39,716 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-03 18:47:39,823 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 18:47:39,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 06:47:39 BoogieIcfgContainer [2025-03-03 18:47:39,826 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 18:47:39,827 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 18:47:39,827 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 18:47:39,827 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 18:47:39,827 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:47:38" (3/4) ... [2025-03-03 18:47:39,829 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 18:47:39,830 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 18:47:39,831 INFO L158 Benchmark]: Toolchain (without parser) took 2269.50ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 91.7MB in the end (delta: 16.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2025-03-03 18:47:39,832 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 201.3MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 18:47:39,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.35ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 93.3MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 18:47:39,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.11ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 91.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 18:47:39,833 INFO L158 Benchmark]: Boogie Preprocessor took 48.30ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 89.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 18:47:39,833 INFO L158 Benchmark]: IcfgBuilder took 426.49ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 67.2MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 18:47:39,833 INFO L158 Benchmark]: TraceAbstraction took 1486.74ms. Allocated memory is still 142.6MB. Free memory was 67.2MB in the beginning and 91.7MB in the end (delta: -24.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2025-03-03 18:47:39,834 INFO L158 Benchmark]: Witness Printer took 3.99ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 91.7MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 18:47:39,835 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 201.3MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.35ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 93.3MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.11ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 91.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.30ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 89.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 426.49ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 67.2MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1486.74ms. Allocated memory is still 142.6MB. Free memory was 67.2MB in the beginning and 91.7MB in the end (delta: -24.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Witness Printer took 3.99ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 91.7MB in the end (delta: 21.0kB). 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 someBinaryArithmeticDOUBLEoperation at line 50, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 149, overapproximation of someBinaryDOUBLEComparisonOperation at line 104. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] signed long int var_1_2 = -10; [L24] signed long int var_1_3 = 5; [L25] double var_1_4 = 10.5; [L26] double var_1_5 = 1.55; [L27] unsigned char var_1_6 = 1; [L28] unsigned char var_1_7 = 1; [L29] signed char var_1_8 = -10; [L30] signed long int var_1_9 = -2; [L31] signed char var_1_10 = -16; [L32] signed char var_1_11 = -4; [L33] signed char var_1_12 = -16; [L34] double var_1_13 = 128.55; [L35] double var_1_14 = 2.3; [L36] double var_1_15 = 4.8; [L37] unsigned long int var_1_16 = 0; [L38] signed long int var_1_17 = 5; [L39] signed long int var_1_18 = 256; [L40] unsigned long int var_1_19 = 50; [L41] unsigned long int var_1_20 = 1; [L42] signed short int var_1_21 = -50; [L43] signed char var_1_22 = -4; [L44] unsigned char var_1_23 = 1; [L45] unsigned char var_1_24 = 0; VAL [isInitial=0, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=-10, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L153] isInitial = 1 [L154] FCALL initially() [L155] COND TRUE 1 [L156] FCALL updateLastVariables() [L157] CALL updateVariables() [L95] var_1_2 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L96] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L97] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L97] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=5, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L98] var_1_3 = __VERIFIER_nondet_long() [L99] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L99] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L100] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L100] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_4=21/2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L101] var_1_4 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L102] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=31/20, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L103] var_1_5 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L104] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L105] var_1_6 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_7=1, var_1_8=-10, var_1_9=-2] [L106] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_7=1, var_1_8=-10, var_1_9=-2] [L107] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L107] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=1, var_1_8=-10, var_1_9=-2] [L108] var_1_7 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_8=-10, var_1_9=-2] [L109] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_8=-10, var_1_9=-2] [L110] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-2] [L110] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-2] [L111] var_1_9 = __VERIFIER_nondet_long() [L112] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L112] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L113] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L113] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L114] var_1_10 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_10 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L115] RET assume_abort_if_not(var_1_10 >= -63) VAL [isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L116] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L116] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, var_1_10=63, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L117] var_1_11 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_11 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L118] RET assume_abort_if_not(var_1_11 >= -31) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L119] CALL assume_abort_if_not(var_1_11 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L119] RET assume_abort_if_not(var_1_11 <= 32) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L120] var_1_12 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_12 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L121] RET assume_abort_if_not(var_1_12 >= -31) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L122] CALL assume_abort_if_not(var_1_12 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L122] RET assume_abort_if_not(var_1_12 <= 31) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L123] var_1_14 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L124] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L125] var_1_15 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L126] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L127] var_1_17 = __VERIFIER_nondet_long() [L128] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L128] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L129] CALL assume_abort_if_not(var_1_17 <= 1073741824) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L129] RET assume_abort_if_not(var_1_17 <= 1073741824) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L130] var_1_18 = __VERIFIER_nondet_long() [L131] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L131] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L132] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L132] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L133] var_1_19 = __VERIFIER_nondet_ulong() [L134] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L134] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L135] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L135] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L136] var_1_20 = __VERIFIER_nondet_ulong() [L137] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L137] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L138] CALL assume_abort_if_not(var_1_20 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L138] RET assume_abort_if_not(var_1_20 <= 2147483647) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=-4, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L139] var_1_22 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_22 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L140] RET assume_abort_if_not(var_1_22 >= -128) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L141] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L141] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L142] var_1_24 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L143] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L144] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L144] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L157] RET updateVariables() [L158] CALL step() [L49] COND TRUE var_1_2 >= var_1_3 [L50] var_1_1 = (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=-10, var_1_9=-3] [L56] COND FALSE !(var_1_3 <= ((((var_1_2) < (var_1_9)) ? (var_1_2) : (var_1_9)))) [L61] var_1_8 = var_1_12 VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L63] COND FALSE !(128u >= var_1_9) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L70] COND TRUE \read(var_1_6) [L71] var_1_13 = var_1_5 VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=0, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L74] COND TRUE var_1_2 >= ((1329162249 - var_1_17) - var_1_18) [L75] var_1_16 = (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L83] COND FALSE !(((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_3)) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=1, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L92] var_1_23 = var_1_24 VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=0, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L158] RET step() [L159] CALL, EXPR property() [L149] EXPR (((((var_1_2 >= var_1_3) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_6 || var_1_7) ? (var_1_1 == ((double) 128.75)) : 1)) && ((var_1_3 <= ((((var_1_2) < (var_1_9)) ? (var_1_2) : (var_1_9)))) ? (var_1_7 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_9) ? ((! var_1_6) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_6 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_2 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_7 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_3)) ? ((var_1_11 >= (var_1_18 & var_1_22)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_9) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=0, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L149-L150] return ((((((var_1_2 >= var_1_3) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_6 || var_1_7) ? (var_1_1 == ((double) 128.75)) : 1)) && ((var_1_3 <= ((((var_1_2) < (var_1_9)) ? (var_1_2) : (var_1_9)))) ? (var_1_7 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_9) ? ((! var_1_6) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_6 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_2 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_7 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_3)) ? ((var_1_11 >= (var_1_18 & var_1_22)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_9) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1)) && (var_1_23 == ((unsigned char) var_1_24)) ; [L159] RET, EXPR property() [L159] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=0, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] [L19] reach_error() VAL [isInitial=1, var_1_10=63, var_1_11=32, var_1_12=31, var_1_13=1073741829, var_1_16=1073741824, var_1_17=1073741824, var_1_18=31, var_1_19=-2147483649, var_1_20=0, var_1_21=-50, var_1_22=0, var_1_23=0, var_1_24=0, var_1_2=255420394, var_1_3=-2, var_1_5=1073741829, var_1_6=1, var_1_7=0, var_1_8=31, var_1_9=-3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 92 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 136 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 136 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 197 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 588 NumberOfCodeBlocks, 588 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 390 ConstructedInterpolants, 0 QuantifiedInterpolants, 390 SizeOfPredicates, 0 NumberOfNonLiveVariables, 420 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 3906/3968 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 [2025-03-03 18:47:39,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/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-24.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 f17fbc4eb3d83723e730df592ecc81500c6ccb0946c2ffaa374248179dc25c23 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 18:47:41,762 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 18:47:41,852 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 18:47:41,856 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 18:47:41,856 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 18:47:41,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 18:47:41,876 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 18:47:41,876 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 18:47:41,877 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 18:47:41,877 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 18:47:41,877 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 18:47:41,878 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 18:47:41,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 18:47:41,878 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 18:47:41,878 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 18:47:41,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 18:47:41,879 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 18:47:41,879 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 18:47:41,879 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 18:47:41,879 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 18:47:41,879 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 18:47:41,879 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 18:47:41,879 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 18:47:41,879 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 18:47:41,880 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 18:47:41,880 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 18:47:41,880 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 18:47:41,880 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 18:47:41,880 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 18:47:41,880 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 18:47:41,880 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 18:47:41,880 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 18:47:41,880 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 18:47:41,880 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 18:47:41,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:47:41,881 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 18:47:41,881 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 18:47:41,881 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 18:47:41,881 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 18:47:41,881 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 18:47:41,881 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 18:47:41,881 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 18:47:41,881 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 18:47:41,882 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 18:47:41,882 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 18:47:41,882 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 -> f17fbc4eb3d83723e730df592ecc81500c6ccb0946c2ffaa374248179dc25c23 [2025-03-03 18:47:42,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 18:47:42,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 18:47:42,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 18:47:42,138 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 18:47:42,138 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 18:47:42,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-24.i [2025-03-03 18:47:43,305 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05603f176/4614b0cb25014e91a5ab2e3a094b7724/FLAG962f09de5 [2025-03-03 18:47:43,501 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 18:47:43,502 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-24.i [2025-03-03 18:47:43,507 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05603f176/4614b0cb25014e91a5ab2e3a094b7724/FLAG962f09de5 [2025-03-03 18:47:43,878 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05603f176/4614b0cb25014e91a5ab2e3a094b7724 [2025-03-03 18:47:43,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 18:47:43,883 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 18:47:43,884 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 18:47:43,884 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 18:47:43,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 18:47:43,888 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:47:43" (1/1) ... [2025-03-03 18:47:43,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1202a6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:43, skipping insertion in model container [2025-03-03 18:47:43,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:47:43" (1/1) ... [2025-03-03 18:47:43,907 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 18:47:44,019 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-24.i[913,926] [2025-03-03 18:47:44,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:47:44,090 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 18:47:44,098 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-24.i[913,926] [2025-03-03 18:47:44,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 18:47:44,141 INFO L204 MainTranslator]: Completed translation [2025-03-03 18:47:44,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44 WrapperNode [2025-03-03 18:47:44,143 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 18:47:44,144 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 18:47:44,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 18:47:44,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 18:47:44,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,178 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 166 [2025-03-03 18:47:44,179 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 18:47:44,179 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 18:47:44,179 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 18:47:44,179 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 18:47:44,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,192 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,203 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]. [2025-03-03 18:47:44,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,203 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,209 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,210 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,211 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,212 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 18:47:44,214 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 18:47:44,214 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 18:47:44,214 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 18:47:44,215 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (1/1) ... [2025-03-03 18:47:44,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 18:47:44,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 18:47:44,241 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) [2025-03-03 18:47:44,249 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 [2025-03-03 18:47:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 18:47:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 18:47:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 18:47:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 18:47:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 18:47:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 18:47:44,327 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 18:47:44,329 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 18:47:47,532 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-03 18:47:47,532 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 18:47:47,542 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 18:47:47,543 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 18:47:47,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:47:47 BoogieIcfgContainer [2025-03-03 18:47:47,543 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 18:47:47,545 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 18:47:47,545 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 18:47:47,548 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 18:47:47,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:47:43" (1/3) ... [2025-03-03 18:47:47,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39445c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:47:47, skipping insertion in model container [2025-03-03 18:47:47,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:47:44" (2/3) ... [2025-03-03 18:47:47,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39445c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:47:47, skipping insertion in model container [2025-03-03 18:47:47,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 06:47:47" (3/3) ... [2025-03-03 18:47:47,550 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-24.i [2025-03-03 18:47:47,560 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 18:47:47,561 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-24.i that has 2 procedures, 81 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 18:47:47,601 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 18:47:47,609 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;@424a01cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 18:47:47,609 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 18:47:47,612 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 47 states have internal predecessors, (62), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2025-03-03 18:47:47,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2025-03-03 18:47:47,628 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:47:47,628 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:47:47,629 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:47:47,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:47:47,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1596155267, now seen corresponding path program 1 times [2025-03-03 18:47:47,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 18:47:47,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1143291884] [2025-03-03 18:47:47,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:47:47,645 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 [2025-03-03 18:47:47,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 18:47:47,649 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) [2025-03-03 18:47:47,650 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 [2025-03-03 18:47:47,733 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-03 18:47:47,980 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-03 18:47:47,981 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:47:47,981 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:47:47,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 18:47:48,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 18:47:48,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 582 proven. 0 refuted. 0 times theorem prover too weak. 1402 trivial. 0 not checked. [2025-03-03 18:47:48,032 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 18:47:48,033 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 18:47:48,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1143291884] [2025-03-03 18:47:48,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1143291884] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 18:47:48,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 18:47:48,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 18:47:48,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277148762] [2025-03-03 18:47:48,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 18:47:48,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 18:47:48,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 18:47:48,048 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 18:47:48,049 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 18:47:48,050 INFO L87 Difference]: Start difference. First operand has 81 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 47 states have internal predecessors, (62), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) 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, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2025-03-03 18:47:48,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 18:47:48,070 INFO L93 Difference]: Finished difference Result 156 states and 279 transitions. [2025-03-03 18:47:48,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 18:47:48,071 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, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 194 [2025-03-03 18:47:48,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 18:47:48,076 INFO L225 Difference]: With dead ends: 156 [2025-03-03 18:47:48,076 INFO L226 Difference]: Without dead ends: 78 [2025-03-03 18:47:48,079 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 18:47:48,082 INFO L435 NwaCegarLoop]: 121 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, 121 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 [2025-03-03 18:47:48,084 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 18:47:48,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2025-03-03 18:47:48,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2025-03-03 18:47:48,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 44 states have internal predecessors, (57), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2025-03-03 18:47:48,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 121 transitions. [2025-03-03 18:47:48,114 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 121 transitions. Word has length 194 [2025-03-03 18:47:48,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 18:47:48,114 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 121 transitions. [2025-03-03 18:47:48,114 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, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2025-03-03 18:47:48,115 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 121 transitions. [2025-03-03 18:47:48,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2025-03-03 18:47:48,121 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 18:47:48,121 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 18:47:48,131 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 [2025-03-03 18:47:48,321 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 [2025-03-03 18:47:48,322 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 18:47:48,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 18:47:48,322 INFO L85 PathProgramCache]: Analyzing trace with hash -1947729535, now seen corresponding path program 1 times [2025-03-03 18:47:48,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 18:47:48,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [91715253] [2025-03-03 18:47:48,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 18:47:48,323 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 [2025-03-03 18:47:48,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 18:47:48,326 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) [2025-03-03 18:47:48,327 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 [2025-03-03 18:47:48,390 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 194 statements into 1 equivalence classes. [2025-03-03 18:47:48,739 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 194 of 194 statements. [2025-03-03 18:47:48,739 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 18:47:48,739 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 18:47:48,753 INFO L256 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 29 conjuncts are in the unsatisfiable core [2025-03-03 18:47:48,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 18:48:30,151 WARN L286 SmtUtils]: Spent 10.57s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-03-03 18:48:53,863 WARN L286 SmtUtils]: Spent 11.57s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)