./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 00:26:04,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 00:26:04,438 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-06 00:26:04,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 00:26:04,442 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 00:26:04,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 00:26:04,459 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 00:26:04,459 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 00:26:04,459 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 00:26:04,459 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 00:26:04,459 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 00:26:04,460 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 00:26:04,460 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 00:26:04,460 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 00:26:04,460 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 00:26:04,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 00:26:04,460 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 00:26:04,460 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 00:26:04,461 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 00:26:04,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 00:26:04,461 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 00:26:04,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 00:26:04,462 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 00:26:04,462 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 00:26:04,462 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 00:26:04,462 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 00:26:04,462 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-jdk21/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 -> fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 [2025-02-06 00:26:04,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 00:26:04,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 00:26:04,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 00:26:04,673 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 00:26:04,673 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 00:26:04,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2025-02-06 00:26:05,902 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4c0e66700/cca4fbecb09f4de3bfdf304242822671/FLAG2fea206be [2025-02-06 00:26:06,188 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 00:26:06,188 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2025-02-06 00:26:06,199 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4c0e66700/cca4fbecb09f4de3bfdf304242822671/FLAG2fea206be [2025-02-06 00:26:06,212 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4c0e66700/cca4fbecb09f4de3bfdf304242822671 [2025-02-06 00:26:06,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 00:26:06,215 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 00:26:06,216 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 00:26:06,216 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 00:26:06,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 00:26:06,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@517539b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06, skipping insertion in model container [2025-02-06 00:26:06,220 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,229 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 00:26:06,324 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2025-02-06 00:26:06,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 00:26:06,358 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 00:26:06,364 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2025-02-06 00:26:06,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 00:26:06,386 INFO L204 MainTranslator]: Completed translation [2025-02-06 00:26:06,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06 WrapperNode [2025-02-06 00:26:06,387 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 00:26:06,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 00:26:06,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 00:26:06,388 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 00:26:06,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,397 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,415 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2025-02-06 00:26:06,415 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 00:26:06,416 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 00:26:06,416 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 00:26:06,416 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 00:26:06,421 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,423 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,432 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]. [2025-02-06 00:26:06,432 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,437 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,437 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,439 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 00:26:06,441 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 00:26:06,441 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 00:26:06,442 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 00:26:06,442 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (1/1) ... [2025-02-06 00:26:06,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 00:26:06,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 00:26:06,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 00:26:06,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 00:26:06,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 00:26:06,481 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 00:26:06,482 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 00:26:06,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 00:26:06,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 00:26:06,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 00:26:06,525 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 00:26:06,526 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 00:26:06,698 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-02-06 00:26:06,699 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 00:26:06,705 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 00:26:06,705 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 00:26:06,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:26:06 BoogieIcfgContainer [2025-02-06 00:26:06,706 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 00:26:06,708 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 00:26:06,708 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 00:26:06,711 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 00:26:06,711 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 12:26:06" (1/3) ... [2025-02-06 00:26:06,712 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69625837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 12:26:06, skipping insertion in model container [2025-02-06 00:26:06,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:06" (2/3) ... [2025-02-06 00:26:06,712 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69625837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 12:26:06, skipping insertion in model container [2025-02-06 00:26:06,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:26:06" (3/3) ... [2025-02-06 00:26:06,713 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-61.i [2025-02-06 00:26:06,723 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 00:26:06,724 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-61.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 00:26:06,758 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 00:26:06,766 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;@503850eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 00:26:06,766 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 00:26:06,768 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 36 states have internal predecessors, (44), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-02-06 00:26:06,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2025-02-06 00:26:06,777 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:26:06,777 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:26:06,777 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:26:06,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:26:06,782 INFO L85 PathProgramCache]: Analyzing trace with hash -642166954, now seen corresponding path program 1 times [2025-02-06 00:26:06,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 00:26:06,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322471135] [2025-02-06 00:26:06,788 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:26:06,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 00:26:06,875 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-02-06 00:26:06,890 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-02-06 00:26:06,890 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:26:06,890 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:26:07,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2025-02-06 00:26:07,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 00:26:07,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322471135] [2025-02-06 00:26:07,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322471135] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 00:26:07,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330886409] [2025-02-06 00:26:07,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:26:07,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 00:26:07,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 00:26:07,009 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 00:26:07,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-06 00:26:07,062 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-02-06 00:26:07,125 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-02-06 00:26:07,126 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:26:07,126 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:26:07,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 00:26:07,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 00:26:07,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2025-02-06 00:26:07,152 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 00:26:07,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330886409] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 00:26:07,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 00:26:07,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-06 00:26:07,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597408204] [2025-02-06 00:26:07,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 00:26:07,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 00:26:07,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 00:26:07,169 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 00:26:07,170 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 00:26:07,171 INFO L87 Difference]: Start difference. First operand has 63 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 36 states have internal predecessors, (44), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) 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, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2025-02-06 00:26:07,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 00:26:07,188 INFO L93 Difference]: Finished difference Result 120 states and 208 transitions. [2025-02-06 00:26:07,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 00:26:07,189 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, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 153 [2025-02-06 00:26:07,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 00:26:07,195 INFO L225 Difference]: With dead ends: 120 [2025-02-06 00:26:07,196 INFO L226 Difference]: Without dead ends: 60 [2025-02-06 00:26:07,199 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 00:26:07,202 INFO L435 NwaCegarLoop]: 89 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, 89 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 [2025-02-06 00:26:07,202 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 00:26:07,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2025-02-06 00:26:07,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2025-02-06 00:26:07,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 33 states have (on average 1.1818181818181819) internal successors, (39), 33 states have internal predecessors, (39), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-02-06 00:26:07,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 89 transitions. [2025-02-06 00:26:07,230 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 89 transitions. Word has length 153 [2025-02-06 00:26:07,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 00:26:07,231 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 89 transitions. [2025-02-06 00:26:07,231 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, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2025-02-06 00:26:07,231 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 89 transitions. [2025-02-06 00:26:07,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2025-02-06 00:26:07,233 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:26:07,233 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:26:07,240 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-06 00:26:07,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-06 00:26:07,435 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:26:07,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:26:07,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1295446261, now seen corresponding path program 1 times [2025-02-06 00:26:07,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 00:26:07,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886203182] [2025-02-06 00:26:07,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:26:07,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 00:26:07,450 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-02-06 00:26:07,549 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-02-06 00:26:07,549 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:26:07,549 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 00:26:07,549 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 00:26:07,556 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-02-06 00:26:07,626 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-02-06 00:26:07,626 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:26:07,626 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 00:26:07,667 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 00:26:07,668 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-06 00:26:07,669 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-06 00:26:07,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 00:26:07,672 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-06 00:26:07,752 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-06 00:26:07,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.02 12:26:07 BoogieIcfgContainer [2025-02-06 00:26:07,754 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-06 00:26:07,755 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 00:26:07,755 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 00:26:07,755 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 00:26:07,756 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:26:06" (3/4) ... [2025-02-06 00:26:07,757 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-06 00:26:07,758 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 00:26:07,758 INFO L158 Benchmark]: Toolchain (without parser) took 1543.54ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 45.5MB in the end (delta: 60.0MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2025-02-06 00:26:07,759 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 201.3MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 00:26:07,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 171.23ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 92.7MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 00:26:07,759 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.70ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 89.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 00:26:07,759 INFO L158 Benchmark]: Boogie Preprocessor took 25.44ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 85.3MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 00:26:07,760 INFO L158 Benchmark]: IcfgBuilder took 264.39ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 65.3MB in the end (delta: 20.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-06 00:26:07,760 INFO L158 Benchmark]: TraceAbstraction took 1047.02ms. Allocated memory is still 142.6MB. Free memory was 65.3MB in the beginning and 45.5MB in the end (delta: 19.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2025-02-06 00:26:07,760 INFO L158 Benchmark]: Witness Printer took 2.85ms. Allocated memory is still 142.6MB. Free memory was 45.5MB in the beginning and 45.5MB in the end (delta: 9.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 00:26:07,761 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 201.3MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 171.23ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 92.7MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.70ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 89.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.44ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 85.3MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 264.39ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 65.3MB in the end (delta: 20.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1047.02ms. Allocated memory is still 142.6MB. Free memory was 65.3MB in the beginning and 45.5MB in the end (delta: 19.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 2.85ms. Allocated memory is still 142.6MB. Free memory was 45.5MB in the beginning and 45.5MB in the end (delta: 9.6kB). 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 57, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 8; [L27] unsigned char var_1_9 = 128; [L28] unsigned char var_1_10 = 64; [L29] unsigned char var_1_11 = 100; [L30] unsigned char var_1_12 = 5; [L31] unsigned char var_1_13 = 100; [L32] unsigned char var_1_14 = 32; [L33] unsigned char var_1_15 = 64; [L34] unsigned char var_1_16 = 50; [L35] unsigned char var_1_17 = 8; [L36] unsigned char var_1_18 = 0; [L37] signed char var_1_19 = 0; [L38] float var_1_20 = 255.5; [L39] float var_1_21 = 255.5; [L40] unsigned short int var_1_22 = 64; [L41] double var_1_23 = 32.5; VAL [isInitial=0, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L117] isInitial = 1 [L118] FCALL initially() [L119] COND TRUE 1 [L120] FCALL updateLastVariables() [L121] CALL updateVariables() [L71] var_1_4 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L72] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L73] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L73] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L74] var_1_5 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_6=0, var_1_7=8, var_1_9=128] [L75] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_6=0, var_1_7=8, var_1_9=128] [L76] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L76] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_9=128] [L77] var_1_6 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L78] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L79] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L79] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=128] [L80] var_1_9 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_9 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L81] RET assume_abort_if_not(var_1_9 >= 127) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L82] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L82] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, var_1_10=64, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L83] var_1_10 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L84] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L85] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L85] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=5, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L86] var_1_12 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L87] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L88] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L88] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=100, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L89] var_1_13 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L91] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L91] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=32, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L92] var_1_14 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_14 >= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L93] RET assume_abort_if_not(var_1_14 >= 32) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L94] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L94] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L95] var_1_15 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_15 >= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L96] RET assume_abort_if_not(var_1_15 >= 32) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L97] CALL assume_abort_if_not(var_1_15 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L97] RET assume_abort_if_not(var_1_15 <= 64) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=50, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L98] var_1_16 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_16 >= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L99] RET assume_abort_if_not(var_1_16 >= 32) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L100] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L100] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=8, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L101] var_1_17 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L102] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L103] CALL assume_abort_if_not(var_1_17 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L103] RET assume_abort_if_not(var_1_17 <= 64) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L104] var_1_18 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L105] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L106] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L106] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_21=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L107] var_1_21 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && 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=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L108] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=127, var_1_11=100, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L121] RET updateVariables() [L122] CALL step() [L45] COND TRUE \read(var_1_6) [L46] var_1_11 = (var_1_10 + ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L50] unsigned char stepLocal_0 = var_1_6 || var_1_4; VAL [isInitial=1, stepLocal_0=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=0, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L51] COND TRUE var_1_5 || stepLocal_0 [L52] var_1_19 = var_1_15 VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=64, var_1_1=0, var_1_20=511/2, var_1_22=64, var_1_23=65/2, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L54] var_1_20 = var_1_21 [L55] var_1_22 = var_1_18 [L56] var_1_23 = 0.010000000000000009 VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=64, var_1_1=0, var_1_20=260, var_1_21=260, var_1_22=63, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L57] COND TRUE var_1_20 < var_1_20 [L58] var_1_1 = (var_1_4 || var_1_5) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=64, var_1_1=0, var_1_20=260, var_1_21=260, var_1_22=63, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32385] [L66] COND TRUE var_1_23 < ((((var_1_20) > (var_1_20)) ? (var_1_20) : (var_1_20))) [L67] var_1_7 = (var_1_9 - var_1_10) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=64, var_1_1=0, var_1_20=260, var_1_21=260, var_1_22=63, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=0, var_1_9=-32385] [L122] RET step() [L123] CALL, EXPR property() [L113-L114] return (((((((var_1_20 < var_1_20) ? (var_1_1 == ((unsigned char) (var_1_4 || var_1_5))) : ((var_1_20 >= var_1_20) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_6)))) && ((var_1_23 < ((((var_1_20) > (var_1_20)) ? (var_1_20) : (var_1_20)))) ? (var_1_7 == ((unsigned char) (var_1_9 - var_1_10))) : 1)) && (var_1_6 ? (var_1_11 == ((unsigned char) (var_1_10 + ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))))) : (var_1_11 == ((unsigned char) (((64 + var_1_14) + (var_1_15 + var_1_16)) - (var_1_17 + var_1_18)))))) && ((var_1_5 || (var_1_6 || var_1_4)) ? (var_1_19 == ((signed char) var_1_15)) : 1)) && (var_1_20 == ((float) var_1_21))) && (var_1_22 == ((unsigned short int) var_1_18))) && (var_1_23 == ((double) 0.010000000000000009)) ; VAL [\result=0, isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=64, var_1_1=0, var_1_20=260, var_1_21=260, var_1_22=63, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=0, var_1_9=-32385] [L123] RET, EXPR property() [L123] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=64, var_1_1=0, var_1_20=260, var_1_21=260, var_1_22=63, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=0, var_1_9=-32385] [L19] reach_error() VAL [isInitial=1, var_1_10=127, var_1_11=254, var_1_12=127, var_1_13=126, var_1_14=-16065, var_1_15=64, var_1_16=32, var_1_17=0, var_1_18=63, var_1_19=64, var_1_1=0, var_1_20=260, var_1_21=260, var_1_22=63, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=0, var_1_9=-32385] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 25, 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, 89 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, 89 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred 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, 0.1s InterpolantComputationTime, 459 NumberOfCodeBlocks, 459 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 304 ConstructedInterpolants, 0 QuantifiedInterpolants, 304 SizeOfPredicates, 0 NumberOfNonLiveVariables, 339 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2352/2400 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 [2025-02-06 00:26:07,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 00:26:09,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 00:26:09,882 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-06 00:26:09,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 00:26:09,889 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 00:26:09,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 00:26:09,914 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 00:26:09,914 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 00:26:09,915 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 00:26:09,915 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 00:26:09,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 00:26:09,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 00:26:09,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 00:26:09,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 00:26:09,916 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 00:26:09,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 00:26:09,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 00:26:09,916 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 00:26:09,916 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 00:26:09,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 00:26:09,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 00:26:09,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 00:26:09,917 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 00:26:09,917 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-06 00:26:09,917 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-06 00:26:09,917 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-06 00:26:09,918 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 00:26:09,918 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 00:26:09,918 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 00:26:09,918 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 00:26:09,918 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 00:26:09,918 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 00:26:09,918 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 00:26:09,918 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 00:26:09,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 00:26:09,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 00:26:09,919 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 00:26:09,919 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 00:26:09,919 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 00:26:09,919 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-06 00:26:09,919 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-06 00:26:09,919 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 00:26:09,919 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 00:26:09,919 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 00:26:09,919 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 00:26:09,919 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-jdk21/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 -> fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 [2025-02-06 00:26:10,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 00:26:10,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 00:26:10,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 00:26:10,173 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 00:26:10,173 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 00:26:10,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2025-02-06 00:26:11,365 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5a234f3b1/29c5ff4a335245bfb03c729de889336b/FLAGca36dc8fe [2025-02-06 00:26:11,609 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 00:26:11,610 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2025-02-06 00:26:11,616 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5a234f3b1/29c5ff4a335245bfb03c729de889336b/FLAGca36dc8fe [2025-02-06 00:26:11,950 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5a234f3b1/29c5ff4a335245bfb03c729de889336b [2025-02-06 00:26:11,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 00:26:11,952 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 00:26:11,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 00:26:11,953 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 00:26:11,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 00:26:11,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:26:11" (1/1) ... [2025-02-06 00:26:11,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187fc28d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:11, skipping insertion in model container [2025-02-06 00:26:11,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 12:26:11" (1/1) ... [2025-02-06 00:26:11,972 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 00:26:12,072 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2025-02-06 00:26:12,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 00:26:12,127 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 00:26:12,137 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2025-02-06 00:26:12,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 00:26:12,178 INFO L204 MainTranslator]: Completed translation [2025-02-06 00:26:12,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12 WrapperNode [2025-02-06 00:26:12,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 00:26:12,181 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 00:26:12,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 00:26:12,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 00:26:12,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,199 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,225 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2025-02-06 00:26:12,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 00:26:12,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 00:26:12,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 00:26:12,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 00:26:12,233 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,237 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,248 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]. [2025-02-06 00:26:12,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,253 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,259 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,269 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 00:26:12,272 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 00:26:12,272 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 00:26:12,272 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 00:26:12,273 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (1/1) ... [2025-02-06 00:26:12,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 00:26:12,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 00:26:12,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 00:26:12,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 00:26:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 00:26:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-06 00:26:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 00:26:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 00:26:12,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 00:26:12,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 00:26:12,383 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 00:26:12,384 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 00:26:12,819 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-02-06 00:26:12,819 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 00:26:12,827 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 00:26:12,827 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 00:26:12,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:26:12 BoogieIcfgContainer [2025-02-06 00:26:12,828 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 00:26:12,830 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 00:26:12,830 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 00:26:12,833 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 00:26:12,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 12:26:11" (1/3) ... [2025-02-06 00:26:12,834 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25c13cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 12:26:12, skipping insertion in model container [2025-02-06 00:26:12,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 12:26:12" (2/3) ... [2025-02-06 00:26:12,834 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25c13cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 12:26:12, skipping insertion in model container [2025-02-06 00:26:12,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 12:26:12" (3/3) ... [2025-02-06 00:26:12,835 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-61.i [2025-02-06 00:26:12,846 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 00:26:12,847 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-61.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 00:26:12,903 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 00:26:12,911 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;@2bbeeb96, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 00:26:12,911 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 00:26:12,914 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 36 states have internal predecessors, (44), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-02-06 00:26:12,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2025-02-06 00:26:12,921 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:26:12,922 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:26:12,922 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:26:12,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:26:12,925 INFO L85 PathProgramCache]: Analyzing trace with hash -642166954, now seen corresponding path program 1 times [2025-02-06 00:26:12,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 00:26:12,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1730280688] [2025-02-06 00:26:12,933 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:26:12,933 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 [2025-02-06 00:26:12,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 00:26:12,939 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/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) [2025-02-06 00:26:12,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-06 00:26:13,011 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-02-06 00:26:13,078 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-02-06 00:26:13,079 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:26:13,079 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:26:13,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-06 00:26:13,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 00:26:13,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2025-02-06 00:26:13,114 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 00:26:13,119 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-06 00:26:13,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1730280688] [2025-02-06 00:26:13,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1730280688] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 00:26:13,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 00:26:13,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 00:26:13,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188502246] [2025-02-06 00:26:13,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 00:26:13,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-06 00:26:13,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-06 00:26:13,137 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-06 00:26:13,138 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 00:26:13,139 INFO L87 Difference]: Start difference. First operand has 63 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 36 states have internal predecessors, (44), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) 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, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2025-02-06 00:26:13,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 00:26:13,158 INFO L93 Difference]: Finished difference Result 120 states and 208 transitions. [2025-02-06 00:26:13,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 00:26:13,159 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, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 153 [2025-02-06 00:26:13,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 00:26:13,162 INFO L225 Difference]: With dead ends: 120 [2025-02-06 00:26:13,162 INFO L226 Difference]: Without dead ends: 60 [2025-02-06 00:26:13,164 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-06 00:26:13,166 INFO L435 NwaCegarLoop]: 88 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, 88 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 [2025-02-06 00:26:13,166 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-06 00:26:13,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2025-02-06 00:26:13,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2025-02-06 00:26:13,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-02-06 00:26:13,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 88 transitions. [2025-02-06 00:26:13,190 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 88 transitions. Word has length 153 [2025-02-06 00:26:13,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 00:26:13,190 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 88 transitions. [2025-02-06 00:26:13,191 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, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2025-02-06 00:26:13,191 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2025-02-06 00:26:13,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2025-02-06 00:26:13,193 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:26:13,193 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:26:13,200 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-06 00:26:13,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/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 [2025-02-06 00:26:13,397 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:26:13,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:26:13,398 INFO L85 PathProgramCache]: Analyzing trace with hash -12826160, now seen corresponding path program 1 times [2025-02-06 00:26:13,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 00:26:13,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1267311071] [2025-02-06 00:26:13,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:26:13,399 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 [2025-02-06 00:26:13,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 00:26:13,401 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/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) [2025-02-06 00:26:13,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-06 00:26:13,483 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-02-06 00:26:13,558 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-02-06 00:26:13,559 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:26:13,559 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:26:13,562 INFO L256 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-06 00:26:13,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 00:26:14,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2025-02-06 00:26:14,025 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 00:26:14,025 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-06 00:26:14,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1267311071] [2025-02-06 00:26:14,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1267311071] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 00:26:14,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 00:26:14,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-02-06 00:26:14,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706466744] [2025-02-06 00:26:14,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 00:26:14,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-06 00:26:14,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-06 00:26:14,027 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 00:26:14,027 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2025-02-06 00:26:14,027 INFO L87 Difference]: Start difference. First operand 60 states and 88 transitions. Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2025-02-06 00:26:14,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 00:26:14,652 INFO L93 Difference]: Finished difference Result 123 states and 178 transitions. [2025-02-06 00:26:14,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-02-06 00:26:14,657 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) Word has length 154 [2025-02-06 00:26:14,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 00:26:14,658 INFO L225 Difference]: With dead ends: 123 [2025-02-06 00:26:14,658 INFO L226 Difference]: Without dead ends: 66 [2025-02-06 00:26:14,659 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2025-02-06 00:26:14,659 INFO L435 NwaCegarLoop]: 54 mSDtfsCounter, 90 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-02-06 00:26:14,660 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 111 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-02-06 00:26:14,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2025-02-06 00:26:14,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 64. [2025-02-06 00:26:14,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 36 states have internal predecessors, (40), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-02-06 00:26:14,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 90 transitions. [2025-02-06 00:26:14,670 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 90 transitions. Word has length 154 [2025-02-06 00:26:14,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 00:26:14,671 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 90 transitions. [2025-02-06 00:26:14,671 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2025-02-06 00:26:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2025-02-06 00:26:14,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2025-02-06 00:26:14,672 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 00:26:14,672 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 00:26:14,676 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-02-06 00:26:14,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/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 [2025-02-06 00:26:14,873 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 00:26:14,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 00:26:14,873 INFO L85 PathProgramCache]: Analyzing trace with hash -41455311, now seen corresponding path program 1 times [2025-02-06 00:26:14,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-06 00:26:14,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1294529830] [2025-02-06 00:26:14,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 00:26:14,874 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 [2025-02-06 00:26:14,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-06 00:26:14,876 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/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) [2025-02-06 00:26:14,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-02-06 00:26:14,907 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-02-06 00:26:14,967 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-02-06 00:26:14,968 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 00:26:14,968 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 00:26:14,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-02-06 00:26:14,977 INFO L279 TraceCheckSpWp]: Computing forward predicates...