./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.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 6e49a191cabfd71d7340679209e48adceb42bd85b144b2f37f9a8d5957262d2a --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:23:57,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:23:57,421 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-16 23:23:57,426 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:23:57,428 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:23:57,444 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:23:57,446 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:23:57,446 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:23:57,446 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:23:57,446 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:23:57,447 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:23:57,447 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:23:57,448 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:23:57,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:23:57,448 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:23:57,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:23:57,448 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:23:57,449 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:23:57,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-16 23:23:57,449 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:23:57,449 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:23:57,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:23:57,449 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:23:57,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:23:57,449 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:23:57,449 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:23:57,449 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:23:57,449 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:23:57,450 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:23:57,450 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:23:57,450 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:23:57,450 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:23:57,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:23:57,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:23:57,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:23:57,451 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:23:57,451 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:23:57,451 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-16 23:23:57,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-16 23:23:57,451 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:23:57,451 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:23:57,451 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:23:57,451 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:23:57,451 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 -> 6e49a191cabfd71d7340679209e48adceb42bd85b144b2f37f9a8d5957262d2a [2025-03-16 23:23:57,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:23:57,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:23:57,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:23:57,667 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:23:57,667 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:23:57,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i [2025-03-16 23:23:58,813 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c02711403/1ba37c04458b4e4d9b297390e34ab693/FLAG5d60215ef [2025-03-16 23:23:59,034 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:23:59,035 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i [2025-03-16 23:23:59,040 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c02711403/1ba37c04458b4e4d9b297390e34ab693/FLAG5d60215ef [2025-03-16 23:23:59,050 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c02711403/1ba37c04458b4e4d9b297390e34ab693 [2025-03-16 23:23:59,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:23:59,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:23:59,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:23:59,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:23:59,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:23:59,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ab47465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59, skipping insertion in model container [2025-03-16 23:23:59,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,070 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:23:59,163 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_steplocals_file-7.i[916,929] [2025-03-16 23:23:59,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:23:59,231 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:23:59,239 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_steplocals_file-7.i[916,929] [2025-03-16 23:23:59,264 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:23:59,275 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:23:59,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59 WrapperNode [2025-03-16 23:23:59,276 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:23:59,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:23:59,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:23:59,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:23:59,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,324 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154 [2025-03-16 23:23:59,327 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:23:59,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:23:59,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:23:59,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:23:59,333 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,339 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,361 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-16 23:23:59,362 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,370 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,372 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:23:59,381 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:23:59,381 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:23:59,382 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:23:59,382 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (1/1) ... [2025-03-16 23:23:59,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:23:59,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:23:59,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-16 23:23:59,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-16 23:23:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:23:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:23:59,420 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:23:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-16 23:23:59,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:23:59,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:23:59,479 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:23:59,481 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:23:59,714 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-16 23:23:59,714 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:23:59,724 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:23:59,726 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:23:59,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:23:59 BoogieIcfgContainer [2025-03-16 23:23:59,726 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:23:59,728 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:23:59,728 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:23:59,731 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:23:59,731 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:23:59" (1/3) ... [2025-03-16 23:23:59,732 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20771ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:23:59, skipping insertion in model container [2025-03-16 23:23:59,732 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:23:59" (2/3) ... [2025-03-16 23:23:59,732 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20771ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:23:59, skipping insertion in model container [2025-03-16 23:23:59,732 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:23:59" (3/3) ... [2025-03-16 23:23:59,733 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-7.i [2025-03-16 23:23:59,742 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:23:59,743 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-7.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:23:59,785 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:23:59,792 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;@425d919a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:23:59,792 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:23:59,795 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 38 states have internal predecessors, (50), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-16 23:23:59,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-03-16 23:23:59,805 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:23:59,806 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:23:59,806 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:23:59,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:23:59,810 INFO L85 PathProgramCache]: Analyzing trace with hash 909713477, now seen corresponding path program 1 times [2025-03-16 23:23:59,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:23:59,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462930292] [2025-03-16 23:23:59,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:23:59,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:23:59,887 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-16 23:23:59,906 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-16 23:23:59,906 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:23:59,907 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:24:00,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-03-16 23:24:00,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 23:24:00,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462930292] [2025-03-16 23:24:00,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462930292] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-16 23:24:00,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1335772602] [2025-03-16 23:24:00,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:24:00,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:24:00,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:24:00,044 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-16 23:24:00,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-16 23:24:00,118 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-16 23:24:00,196 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-16 23:24:00,196 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:24:00,197 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:24:00,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:24:00,208 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:24:00,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-03-16 23:24:00,236 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:24:00,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1335772602] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:24:00,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-16 23:24:00,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-16 23:24:00,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360915838] [2025-03-16 23:24:00,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:24:00,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:24:00,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 23:24:00,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:24:00,259 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:24:00,261 INFO L87 Difference]: Start difference. First operand has 64 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 38 states have internal predecessors, (50), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2025-03-16 23:24:00,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:24:00,277 INFO L93 Difference]: Finished difference Result 125 states and 218 transitions. [2025-03-16 23:24:00,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:24:00,278 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 148 [2025-03-16 23:24:00,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:24:00,283 INFO L225 Difference]: With dead ends: 125 [2025-03-16 23:24:00,284 INFO L226 Difference]: Without dead ends: 62 [2025-03-16 23:24:00,286 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:24:00,288 INFO L435 NwaCegarLoop]: 94 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, 94 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 23:24:00,288 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:24:00,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2025-03-16 23:24:00,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2025-03-16 23:24:00,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 36 states have internal predecessors, (46), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-16 23:24:00,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 94 transitions. [2025-03-16 23:24:00,319 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 94 transitions. Word has length 148 [2025-03-16 23:24:00,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:24:00,320 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 94 transitions. [2025-03-16 23:24:00,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2025-03-16 23:24:00,320 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 94 transitions. [2025-03-16 23:24:00,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-03-16 23:24:00,323 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:24:00,324 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:24:00,331 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-16 23:24:00,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-16 23:24:00,527 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:24:00,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:24:00,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1197182147, now seen corresponding path program 1 times [2025-03-16 23:24:00,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:24:00,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930973671] [2025-03-16 23:24:00,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:24:00,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:24:00,549 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-16 23:24:00,669 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-16 23:24:00,670 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:24:00,671 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:24:00,672 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-16 23:24:00,681 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-16 23:24:00,749 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-16 23:24:00,749 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:24:00,749 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:24:00,791 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-16 23:24:00,791 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-16 23:24:00,792 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-16 23:24:00,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-16 23:24:00,795 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-16 23:24:00,875 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-16 23:24:00,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 11:24:00 BoogieIcfgContainer [2025-03-16 23:24:00,877 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-16 23:24:00,879 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-16 23:24:00,879 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-16 23:24:00,879 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-16 23:24:00,880 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:23:59" (3/4) ... [2025-03-16 23:24:00,881 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-16 23:24:00,882 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-16 23:24:00,883 INFO L158 Benchmark]: Toolchain (without parser) took 1829.90ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 45.0MB in the end (delta: 60.5MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. [2025-03-16 23:24:00,883 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:24:00,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.29ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 91.3MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-16 23:24:00,884 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.78ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 88.7MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:24:00,884 INFO L158 Benchmark]: Boogie Preprocessor took 52.74ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 85.2MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:24:00,886 INFO L158 Benchmark]: IcfgBuilder took 345.04ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 65.3MB in the end (delta: 19.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-16 23:24:00,886 INFO L158 Benchmark]: TraceAbstraction took 1149.89ms. Allocated memory is still 142.6MB. Free memory was 65.3MB in the beginning and 45.0MB in the end (delta: 20.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2025-03-16 23:24:00,886 INFO L158 Benchmark]: Witness Printer took 2.95ms. Allocated memory is still 142.6MB. Free memory was 45.0MB in the beginning and 45.0MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:24:00,887 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.29ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 91.3MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.78ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 88.7MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.74ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 85.2MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 345.04ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 65.3MB in the end (delta: 19.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1149.89ms. Allocated memory is still 142.6MB. Free memory was 65.3MB in the beginning and 45.0MB in the end (delta: 20.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 2.95ms. Allocated memory is still 142.6MB. Free memory was 45.0MB in the beginning and 45.0MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryFLOATComparisonOperation at line 118, overapproximation of someBinaryFLOATComparisonOperation at line 49, overapproximation of someBinaryFLOATComparisonOperation at line 90, overapproximation of someBinaryFLOATComparisonOperation at line 120, overapproximation of someBinaryFLOATComparisonOperation at line 126, overapproximation of someBinaryFLOATComparisonOperation at line 122, overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of someBinaryFLOATComparisonOperation at line 124, overapproximation of someBinaryFLOATComparisonOperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 88, overapproximation of someBinaryArithmeticFLOAToperation at line 76. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] float var_1_2 = 200.875; [L24] float var_1_3 = 100.25; [L25] float var_1_4 = 99999999.34; [L26] unsigned short int var_1_5 = 10; [L27] unsigned short int var_1_6 = 8; [L28] unsigned long int var_1_7 = 25; [L29] unsigned char var_1_8 = 0; [L30] signed long int var_1_9 = -16; [L31] unsigned short int var_1_10 = 25; [L32] unsigned short int var_1_11 = 10000; [L33] signed short int var_1_12 = -32; [L34] signed char var_1_13 = 4; [L35] signed char var_1_14 = 25; [L36] signed short int var_1_15 = -16; [L37] signed short int var_1_16 = 100; [L38] signed short int var_1_17 = 8; [L39] float var_1_18 = 5.8; [L40] float var_1_19 = 0.19999999999999996; [L41] float var_1_20 = 1.5; [L42] float var_1_21 = 10000000.5; [L43] float var_1_22 = 4.5; [L44] float var_1_23 = 4.25; [L45] signed short int var_1_24 = -16; [L135] isInitial = 1 [L136] FCALL initially() [L137] COND TRUE 1 [L138] FCALL updateLastVariables() [L139] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_float() [L88] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L88] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L89] var_1_3 = __VERIFIER_nondet_float() [L90] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L90] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L91] var_1_4 = __VERIFIER_nondet_float() [L92] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L92] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L93] var_1_5 = __VERIFIER_nondet_ushort() [L94] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L94] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L95] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L95] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L96] var_1_6 = __VERIFIER_nondet_ushort() [L97] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_7=25, var_1_8=0, var_1_9=-16] [L97] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_7=25, var_1_8=0, var_1_9=-16] [L98] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L98] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L99] var_1_8 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_9=-16] [L100] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_9=-16] [L101] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L101] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L102] var_1_11 = __VERIFIER_nondet_ushort() [L103] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L103] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=25, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L104] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L104] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L105] var_1_13 = __VERIFIER_nondet_char() [L106] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L106] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L107] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L107] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L108] var_1_14 = __VERIFIER_nondet_char() [L109] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L109] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L110] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L110] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L111] var_1_16 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L112] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L113] CALL assume_abort_if_not(var_1_16 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L113] RET assume_abort_if_not(var_1_16 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L114] var_1_17 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L115] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L116] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L116] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L117] var_1_19 = __VERIFIER_nondet_float() [L118] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L118] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L119] var_1_20 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L120] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L121] var_1_21 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L122] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L123] var_1_22 = __VERIFIER_nondet_float() [L124] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L124] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_23=17/4, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L125] var_1_23 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L126] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L139] RET updateVariables() [L140] CALL step() [L49] COND TRUE var_1_2 <= (var_1_3 - var_1_4) [L50] var_1_1 = var_1_5 VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=-2, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L54] COND FALSE !(\read(var_1_8)) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=-2, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L59] var_1_9 = ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))) [L60] signed long int stepLocal_1 = 10; [L61] signed long int stepLocal_0 = 56016 - var_1_11; VAL [isInitial=1, stepLocal_0=39760, stepLocal_1=10, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=-2, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L62] COND FALSE !(var_1_6 < stepLocal_1) VAL [isInitial=1, stepLocal_0=39760, var_1_10=25, var_1_11=16256, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=-2, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L67] COND FALSE !((var_1_13 - var_1_14) > (var_1_7 + var_1_11)) [L72] var_1_12 = var_1_14 VAL [isInitial=1, stepLocal_0=39760, var_1_10=25, var_1_11=16256, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=-2, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L74] var_1_15 = (var_1_14 - (((((var_1_16 + var_1_17)) > (4)) ? ((var_1_16 + var_1_17)) : (4)))) VAL [isInitial=1, stepLocal_0=39760, var_1_10=25, var_1_11=16256, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=-2, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L75] COND TRUE var_1_4 > var_1_2 [L76] var_1_18 = (((((var_1_19 + var_1_20) < 0 ) ? -(var_1_19 + var_1_20) : (var_1_19 + var_1_20))) - var_1_21) VAL [isInitial=1, stepLocal_0=39760, var_1_10=25, var_1_11=16256, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_1=-2, var_1_24=-16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L84] var_1_24 = 16 [L140] RET step() [L141] CALL, EXPR property() [L131-L132] return ((((((((var_1_2 <= (var_1_3 - var_1_4)) ? (var_1_1 == ((unsigned short int) var_1_5)) : (var_1_1 == ((unsigned short int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) && (var_1_8 ? ((var_1_5 < 16) ? (var_1_7 == ((unsigned long int) (var_1_6 + var_1_1))) : 1) : 1)) && (var_1_9 == ((signed long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) && ((var_1_6 < 10) ? ((var_1_5 < (56016 - var_1_11)) ? (var_1_10 == ((unsigned short int) var_1_5)) : 1) : 1)) && (((var_1_13 - var_1_14) > (var_1_7 + var_1_11)) ? ((! var_1_8) ? (var_1_12 == ((signed short int) var_1_13)) : 1) : (var_1_12 == ((signed short int) var_1_14)))) && (var_1_15 == ((signed short int) (var_1_14 - (((((var_1_16 + var_1_17)) > (4)) ? ((var_1_16 + var_1_17)) : (4))))))) && ((var_1_4 > var_1_2) ? (var_1_18 == ((float) (((((var_1_19 + var_1_20) < 0 ) ? -(var_1_19 + var_1_20) : (var_1_19 + var_1_20))) - var_1_21))) : ((! ((var_1_17 - var_1_11) < 128)) ? (var_1_18 == ((float) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_18 == ((float) ((((((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) < ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23)))))))) ? (((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) : ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23)))))))))))))) && (var_1_24 == ((signed short int) 16)) ; [L141] RET, EXPR property() [L141] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_1=-2, var_1_24=16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L19] reach_error() VAL [isInitial=1, var_1_10=25, var_1_11=16256, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_1=-2, var_1_24=16, var_1_5=-2, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 122 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 94 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 94 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 444 NumberOfCodeBlocks, 444 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 294 ConstructedInterpolants, 0 QuantifiedInterpolants, 294 SizeOfPredicates, 0 NumberOfNonLiveVariables, 341 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2162/2208 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-16 23:24:00,903 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_steplocals_file-7.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 6e49a191cabfd71d7340679209e48adceb42bd85b144b2f37f9a8d5957262d2a --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:24:02,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:24:02,727 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-16 23:24:02,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:24:02,735 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:24:02,753 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:24:02,757 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:24:02,758 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:24:02,758 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:24:02,758 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:24:02,759 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:24:02,759 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:24:02,759 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:24:02,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:24:02,760 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:24:02,760 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:24:02,760 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:24:02,760 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:24:02,760 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:24:02,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:24:02,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:24:02,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:24:02,762 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:24:02,762 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-16 23:24:02,762 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-16 23:24:02,762 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-16 23:24:02,762 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:24:02,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:24:02,762 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:24:02,762 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:24:02,762 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:24:02,763 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:24:02,763 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:24:02,763 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:24:02,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:24:02,763 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:24:02,763 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:24:02,763 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:24:02,763 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:24:02,764 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-16 23:24:02,764 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-16 23:24:02,764 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:24:02,764 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:24:02,764 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:24:02,764 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:24:02,764 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 -> 6e49a191cabfd71d7340679209e48adceb42bd85b144b2f37f9a8d5957262d2a [2025-03-16 23:24:02,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:24:02,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:24:02,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:24:02,995 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:24:02,995 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:24:02,996 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i [2025-03-16 23:24:04,116 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d73cfe92/6f70e3bfc0904ee487b2a23fe09e1494/FLAGd01ccd91f [2025-03-16 23:24:04,325 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:24:04,325 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-7.i [2025-03-16 23:24:04,331 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d73cfe92/6f70e3bfc0904ee487b2a23fe09e1494/FLAGd01ccd91f [2025-03-16 23:24:04,345 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d73cfe92/6f70e3bfc0904ee487b2a23fe09e1494 [2025-03-16 23:24:04,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:24:04,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:24:04,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:24:04,352 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:24:04,355 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:24:04,356 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1252aafe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04, skipping insertion in model container [2025-03-16 23:24:04,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,372 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:24:04,470 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_steplocals_file-7.i[916,929] [2025-03-16 23:24:04,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:24:04,545 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:24:04,554 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_steplocals_file-7.i[916,929] [2025-03-16 23:24:04,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:24:04,587 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:24:04,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04 WrapperNode [2025-03-16 23:24:04,589 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:24:04,590 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:24:04,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:24:04,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:24:04,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,624 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 150 [2025-03-16 23:24:04,625 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:24:04,625 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:24:04,625 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:24:04,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:24:04,631 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,633 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,648 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-16 23:24:04,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,648 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,657 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,667 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:24:04,670 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:24:04,670 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:24:04,670 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:24:04,671 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (1/1) ... [2025-03-16 23:24:04,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:24:04,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:24:04,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-16 23:24:04,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-16 23:24:04,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:24:04,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-16 23:24:04,718 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:24:04,718 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:24:04,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:24:04,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:24:04,791 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:24:04,793 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:24:06,500 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-16 23:24:06,500 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:24:06,508 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:24:06,510 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:24:06,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:24:06 BoogieIcfgContainer [2025-03-16 23:24:06,510 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:24:06,512 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:24:06,512 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:24:06,515 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:24:06,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:24:04" (1/3) ... [2025-03-16 23:24:06,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae881e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:24:06, skipping insertion in model container [2025-03-16 23:24:06,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:24:04" (2/3) ... [2025-03-16 23:24:06,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae881e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:24:06, skipping insertion in model container [2025-03-16 23:24:06,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:24:06" (3/3) ... [2025-03-16 23:24:06,519 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-7.i [2025-03-16 23:24:06,528 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:24:06,529 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-7.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:24:06,566 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:24:06,577 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;@7cf82d7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:24:06,577 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:24:06,580 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 38 states have internal predecessors, (50), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-16 23:24:06,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-03-16 23:24:06,590 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:24:06,590 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:24:06,591 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:24:06,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:24:06,595 INFO L85 PathProgramCache]: Analyzing trace with hash 909713477, now seen corresponding path program 1 times [2025-03-16 23:24:06,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:24:06,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1236416972] [2025-03-16 23:24:06,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:24:06,606 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-16 23:24:06,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:24:06,608 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-16 23:24:06,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-16 23:24:06,684 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-16 23:24:06,881 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-16 23:24:06,881 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:24:06,881 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:24:06,891 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:24:06,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:24:06,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2025-03-16 23:24:06,927 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:24:06,928 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-16 23:24:06,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1236416972] [2025-03-16 23:24:06,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1236416972] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:24:06,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 23:24:06,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-16 23:24:06,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079377838] [2025-03-16 23:24:06,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:24:06,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:24:06,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-16 23:24:06,944 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:24:06,945 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:24:06,946 INFO L87 Difference]: Start difference. First operand has 64 states, 37 states have (on average 1.3513513513513513) internal successors, (50), 38 states have internal predecessors, (50), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-03-16 23:24:06,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:24:06,964 INFO L93 Difference]: Finished difference Result 125 states and 218 transitions. [2025-03-16 23:24:06,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:24:06,966 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 148 [2025-03-16 23:24:06,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:24:06,971 INFO L225 Difference]: With dead ends: 125 [2025-03-16 23:24:06,971 INFO L226 Difference]: Without dead ends: 62 [2025-03-16 23:24:06,973 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:24:06,977 INFO L435 NwaCegarLoop]: 94 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, 94 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 23:24:06,977 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:24:06,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2025-03-16 23:24:07,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2025-03-16 23:24:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 36 states have internal predecessors, (46), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-16 23:24:07,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 94 transitions. [2025-03-16 23:24:07,011 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 94 transitions. Word has length 148 [2025-03-16 23:24:07,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:24:07,012 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 94 transitions. [2025-03-16 23:24:07,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-03-16 23:24:07,012 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 94 transitions. [2025-03-16 23:24:07,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-03-16 23:24:07,015 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:24:07,015 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:24:07,024 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-16 23:24:07,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-16 23:24:07,216 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:24:07,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:24:07,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1197182147, now seen corresponding path program 1 times [2025-03-16 23:24:07,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:24:07,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [671525117] [2025-03-16 23:24:07,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:24:07,217 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-16 23:24:07,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:24:07,221 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-16 23:24:07,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-16 23:24:07,276 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-16 23:24:07,507 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-16 23:24:07,507 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:24:07,507 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:24:07,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 27 conjuncts are in the unsatisfiable core [2025-03-16 23:24:07,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:25:43,449 WARN L286 SmtUtils]: Spent 28.48s on a formula simplification that was a NOOP. DAG size: 106 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)