./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 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 02:46:04,552 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 02:46:04,610 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-17 02:46:04,614 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 02:46:04,614 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 02:46:04,629 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 02:46:04,630 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 02:46:04,630 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 02:46:04,630 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 02:46:04,631 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 02:46:04,631 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 02:46:04,631 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 02:46:04,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 02:46:04,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 02:46:04,631 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 02:46:04,631 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 02:46:04,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 02:46:04,632 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 02:46:04,632 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 02:46:04,632 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 02:46:04,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 02:46:04,632 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 02:46:04,632 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 02:46:04,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 02:46:04,632 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 02:46:04,632 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 02:46:04,633 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 02:46:04,633 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 02:46:04,633 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 02:46:04,633 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 02:46:04,633 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 02:46:04,633 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 02:46:04,633 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 02:46:04,633 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 02:46:04,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 02:46:04,634 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 02:46:04,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 02:46:04,634 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 02:46:04,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 02:46:04,634 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 02:46:04,634 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 02:46:04,634 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 02:46:04,634 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 02:46:04,634 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 [2025-03-17 02:46:04,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 02:46:04,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 02:46:04,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 02:46:04,887 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 02:46:04,888 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 02:46:04,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2025-03-17 02:46:06,237 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d56d4865c/dfa9f3b9dff9411dbac26607b9767e03/FLAG694783b63 [2025-03-17 02:46:06,475 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 02:46:06,476 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2025-03-17 02:46:06,494 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d56d4865c/dfa9f3b9dff9411dbac26607b9767e03/FLAG694783b63 [2025-03-17 02:46:06,818 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d56d4865c/dfa9f3b9dff9411dbac26607b9767e03 [2025-03-17 02:46:06,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 02:46:06,822 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 02:46:06,823 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 02:46:06,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 02:46:06,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 02:46:06,830 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 02:46:06" (1/1) ... [2025-03-17 02:46:06,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d0174ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:06, skipping insertion in model container [2025-03-17 02:46:06,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 02:46:06" (1/1) ... [2025-03-17 02:46:06,854 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 02:46:06,962 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2025-03-17 02:46:06,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 02:46:07,010 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 02:46:07,020 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2025-03-17 02:46:07,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 02:46:07,070 INFO L204 MainTranslator]: Completed translation [2025-03-17 02:46:07,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07 WrapperNode [2025-03-17 02:46:07,071 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 02:46:07,072 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 02:46:07,072 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 02:46:07,072 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 02:46:07,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,145 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2025-03-17 02:46:07,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 02:46:07,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 02:46:07,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 02:46:07,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 02:46:07,154 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,157 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,181 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-17 02:46:07,182 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,183 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,189 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 02:46:07,202 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 02:46:07,203 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 02:46:07,203 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 02:46:07,204 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (1/1) ... [2025-03-17 02:46:07,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 02:46:07,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 02:46:07,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 02:46:07,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 02:46:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 02:46:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 02:46:07,252 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 02:46:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 02:46:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 02:46:07,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 02:46:07,301 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 02:46:07,302 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 02:46:07,626 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-17 02:46:07,626 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 02:46:07,643 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 02:46:07,644 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 02:46:07,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 02:46:07 BoogieIcfgContainer [2025-03-17 02:46:07,648 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 02:46:07,649 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 02:46:07,650 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 02:46:07,653 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 02:46:07,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 02:46:06" (1/3) ... [2025-03-17 02:46:07,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37043b51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 02:46:07, skipping insertion in model container [2025-03-17 02:46:07,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:07" (2/3) ... [2025-03-17 02:46:07,654 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37043b51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 02:46:07, skipping insertion in model container [2025-03-17 02:46:07,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 02:46:07" (3/3) ... [2025-03-17 02:46:07,655 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-61.i [2025-03-17 02:46:07,665 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 02:46:07,669 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-61.i that has 2 procedures, 58 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 02:46:07,715 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 02:46:07,726 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;@477f020, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 02:46:07,727 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 02:46:07,731 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 30 states have (on average 1.3) internal successors, (39), 31 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) [2025-03-17 02:46:07,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-17 02:46:07,742 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 02:46:07,743 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] [2025-03-17 02:46:07,743 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 02:46:07,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 02:46:07,749 INFO L85 PathProgramCache]: Analyzing trace with hash -780055480, now seen corresponding path program 1 times [2025-03-17 02:46:07,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 02:46:07,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074817442] [2025-03-17 02:46:07,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 02:46:07,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 02:46:07,850 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-17 02:46:07,866 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-17 02:46:07,870 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 02:46:07,871 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 02:46:08,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2025-03-17 02:46:08,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 02:46:08,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074817442] [2025-03-17 02:46:08,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074817442] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 02:46:08,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1203844629] [2025-03-17 02:46:08,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 02:46:08,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 02:46:08,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 02:46:08,034 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 02:46:08,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 02:46:08,106 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-17 02:46:08,197 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-17 02:46:08,198 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 02:46:08,198 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 02:46:08,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 02:46:08,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 02:46:08,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2025-03-17 02:46:08,242 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 02:46:08,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1203844629] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 02:46:08,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 02:46:08,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-17 02:46:08,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605540698] [2025-03-17 02:46:08,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 02:46:08,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 02:46:08,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 02:46:08,264 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 02:46:08,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 02:46:08,267 INFO L87 Difference]: Start difference. First operand has 58 states, 30 states have (on average 1.3) internal successors, (39), 31 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) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 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) [2025-03-17 02:46:08,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 02:46:08,287 INFO L93 Difference]: Finished difference Result 113 states and 201 transitions. [2025-03-17 02:46:08,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 02:46:08,289 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 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 149 [2025-03-17 02:46:08,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 02:46:08,296 INFO L225 Difference]: With dead ends: 113 [2025-03-17 02:46:08,296 INFO L226 Difference]: Without dead ends: 56 [2025-03-17 02:46:08,299 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 02:46:08,301 INFO L435 NwaCegarLoop]: 85 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, 85 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 02:46:08,302 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 02:46:08,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2025-03-17 02:46:08,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2025-03-17 02:46:08,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 29 states have (on average 1.206896551724138) internal successors, (35), 29 states have internal predecessors, (35), 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) [2025-03-17 02:46:08,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 85 transitions. [2025-03-17 02:46:08,336 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 85 transitions. Word has length 149 [2025-03-17 02:46:08,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 02:46:08,336 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 85 transitions. [2025-03-17 02:46:08,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 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) [2025-03-17 02:46:08,337 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 85 transitions. [2025-03-17 02:46:08,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-17 02:46:08,338 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 02:46:08,339 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] [2025-03-17 02:46:08,346 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-17 02:46:08,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-17 02:46:08,541 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 02:46:08,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 02:46:08,542 INFO L85 PathProgramCache]: Analyzing trace with hash 252279497, now seen corresponding path program 1 times [2025-03-17 02:46:08,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 02:46:08,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236339740] [2025-03-17 02:46:08,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 02:46:08,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 02:46:08,570 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-17 02:46:08,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-17 02:46:08,718 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 02:46:08,718 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 02:46:08,718 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 02:46:08,729 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-17 02:46:08,853 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-17 02:46:08,853 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 02:46:08,853 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 02:46:08,908 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 02:46:08,908 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 02:46:08,909 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-17 02:46:08,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 02:46:08,914 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-17 02:46:08,998 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 02:46:09,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 02:46:09 BoogieIcfgContainer [2025-03-17 02:46:09,001 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 02:46:09,002 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 02:46:09,002 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 02:46:09,002 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 02:46:09,002 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 02:46:07" (3/4) ... [2025-03-17 02:46:09,004 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 02:46:09,005 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 02:46:09,005 INFO L158 Benchmark]: Toolchain (without parser) took 2183.67ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 43.4MB in the end (delta: 62.2MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. [2025-03-17 02:46:09,006 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 201.3MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 02:46:09,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.13ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 91.7MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 02:46:09,006 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.55ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 88.8MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 02:46:09,007 INFO L158 Benchmark]: Boogie Preprocessor took 55.95ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 85.0MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 02:46:09,008 INFO L158 Benchmark]: IcfgBuilder took 445.49ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 65.6MB in the end (delta: 19.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-17 02:46:09,008 INFO L158 Benchmark]: TraceAbstraction took 1351.77ms. Allocated memory is still 142.6MB. Free memory was 64.6MB in the beginning and 43.4MB in the end (delta: 21.2MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2025-03-17 02:46:09,009 INFO L158 Benchmark]: Witness Printer took 2.97ms. Allocated memory is still 142.6MB. Free memory was 43.4MB in the beginning and 43.4MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 02:46:09,010 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 201.3MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 248.13ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 91.7MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.55ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 88.8MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.95ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 85.0MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 445.49ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 65.6MB in the end (delta: 19.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1351.77ms. Allocated memory is still 142.6MB. Free memory was 64.6MB in the beginning and 43.4MB in the end (delta: 21.2MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Witness Printer took 2.97ms. Allocated memory is still 142.6MB. Free memory was 43.4MB in the beginning and 43.4MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 113. 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; [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-32258] [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=-16352, 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=-32258] [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=-16352, 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=-32258] [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=-16352, 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=-32258] [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=-16352, 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=-32258] [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=-16352, 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=-32258] [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=-16352, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, var_1_19=32, 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=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, var_1_19=32, var_1_1=0, var_1_20=261, var_1_21=261, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, var_1_19=32, var_1_1=0, var_1_20=261, var_1_21=261, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_9=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, var_1_19=32, var_1_1=0, var_1_20=261, var_1_21=261, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_9=-32258] [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)) ; [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, var_1_19=32, var_1_1=0, var_1_20=261, var_1_21=261, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_9=-32258] [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=-16352, var_1_15=32, var_1_16=32, var_1_17=-192, var_1_18=256, var_1_19=32, var_1_1=0, var_1_20=261, var_1_21=261, var_1_22=0, var_1_23=10000000000000009/1000000000000000000, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=127, var_1_9=-32258] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 58 locations, 114 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 85 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, 85 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=58occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 447 NumberOfCodeBlocks, 447 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 296 SizeOfPredicates, 0 NumberOfNonLiveVariables, 335 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 [2025-03-17 02:46:09,025 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 02:46:11,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 02:46:11,169 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-17 02:46:11,181 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 02:46:11,181 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 02:46:11,210 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 02:46:11,213 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 02:46:11,214 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 02:46:11,215 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 02:46:11,215 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 02:46:11,215 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 02:46:11,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 02:46:11,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 02:46:11,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 02:46:11,217 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 02:46:11,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 02:46:11,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 02:46:11,217 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 02:46:11,217 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 02:46:11,218 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 02:46:11,218 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 02:46:11,218 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 02:46:11,218 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 02:46:11,218 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-17 02:46:11,218 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-17 02:46:11,218 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-17 02:46:11,218 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 02:46:11,219 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 02:46:11,219 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 02:46:11,219 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 02:46:11,219 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 02:46:11,219 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 02:46:11,219 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 02:46:11,220 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 02:46:11,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 02:46:11,220 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 02:46:11,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 02:46:11,220 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 02:46:11,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 02:46:11,220 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-17 02:46:11,220 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-17 02:46:11,220 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 02:46:11,220 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 02:46:11,221 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 02:46:11,221 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 02:46:11,221 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa87817dc41291fb74f338f3ddef8ebe1f39062d8e76598dfc9f84862f54ad39 [2025-03-17 02:46:11,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 02:46:11,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 02:46:11,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 02:46:11,520 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 02:46:11,524 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 02:46:11,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2025-03-17 02:46:12,819 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b97c4a7/7f5ff4b1a607485d930bf50ab19faaaa/FLAGe16175ae8 [2025-03-17 02:46:13,070 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 02:46:13,071 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i [2025-03-17 02:46:13,080 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b97c4a7/7f5ff4b1a607485d930bf50ab19faaaa/FLAGe16175ae8 [2025-03-17 02:46:13,389 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b97c4a7/7f5ff4b1a607485d930bf50ab19faaaa [2025-03-17 02:46:13,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 02:46:13,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 02:46:13,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 02:46:13,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 02:46:13,396 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 02:46:13,396 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,397 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f1a080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13, skipping insertion in model container [2025-03-17 02:46:13,397 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,410 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 02:46:13,526 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2025-03-17 02:46:13,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 02:46:13,583 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 02:46:13,593 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-61.i[917,930] [2025-03-17 02:46:13,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 02:46:13,630 INFO L204 MainTranslator]: Completed translation [2025-03-17 02:46:13,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13 WrapperNode [2025-03-17 02:46:13,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 02:46:13,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 02:46:13,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 02:46:13,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 02:46:13,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,683 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2025-03-17 02:46:13,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 02:46:13,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 02:46:13,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 02:46:13,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 02:46:13,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,700 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,716 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-17 02:46:13,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,727 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,733 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 02:46:13,734 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 02:46:13,734 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 02:46:13,734 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 02:46:13,735 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (1/1) ... [2025-03-17 02:46:13,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 02:46:13,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 02:46:13,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 02:46:13,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 02:46:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 02:46:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-17 02:46:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 02:46:13,800 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 02:46:13,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 02:46:13,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 02:46:13,869 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 02:46:13,870 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 02:46:14,276 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-17 02:46:14,276 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 02:46:14,286 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 02:46:14,287 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 02:46:14,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 02:46:14 BoogieIcfgContainer [2025-03-17 02:46:14,287 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 02:46:14,289 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 02:46:14,289 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 02:46:14,294 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 02:46:14,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 02:46:13" (1/3) ... [2025-03-17 02:46:14,295 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9046f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 02:46:14, skipping insertion in model container [2025-03-17 02:46:14,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 02:46:13" (2/3) ... [2025-03-17 02:46:14,296 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9046f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 02:46:14, skipping insertion in model container [2025-03-17 02:46:14,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 02:46:14" (3/3) ... [2025-03-17 02:46:14,297 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-61.i [2025-03-17 02:46:14,310 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 02:46:14,312 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-61.i that has 2 procedures, 58 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 02:46:14,356 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 02:46:14,366 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;@4f2d5756, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 02:46:14,366 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 02:46:14,370 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 30 states have (on average 1.3) internal successors, (39), 31 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) [2025-03-17 02:46:14,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-17 02:46:14,385 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 02:46:14,386 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] [2025-03-17 02:46:14,387 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 02:46:14,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 02:46:14,392 INFO L85 PathProgramCache]: Analyzing trace with hash -780055480, now seen corresponding path program 1 times [2025-03-17 02:46:14,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 02:46:14,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [526277209] [2025-03-17 02:46:14,402 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 02:46:14,402 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 02:46:14,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 02:46:14,406 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 02:46:14,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-17 02:46:14,501 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-17 02:46:14,557 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-17 02:46:14,557 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 02:46:14,557 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 02:46:14,562 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 02:46:14,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 02:46:14,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2025-03-17 02:46:14,624 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 02:46:14,624 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 02:46:14,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [526277209] [2025-03-17 02:46:14,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [526277209] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 02:46:14,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 02:46:14,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 02:46:14,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104530313] [2025-03-17 02:46:14,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 02:46:14,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 02:46:14,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 02:46:14,645 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 02:46:14,646 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 02:46:14,648 INFO L87 Difference]: Start difference. First operand has 58 states, 30 states have (on average 1.3) internal successors, (39), 31 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) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 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) [2025-03-17 02:46:14,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 02:46:14,667 INFO L93 Difference]: Finished difference Result 113 states and 201 transitions. [2025-03-17 02:46:14,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 02:46:14,669 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 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 149 [2025-03-17 02:46:14,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 02:46:14,674 INFO L225 Difference]: With dead ends: 113 [2025-03-17 02:46:14,675 INFO L226 Difference]: Without dead ends: 56 [2025-03-17 02:46:14,678 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 02:46:14,680 INFO L435 NwaCegarLoop]: 84 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, 84 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 02:46:14,680 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 02:46:14,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2025-03-17 02:46:14,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2025-03-17 02:46:14,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 29 states have internal predecessors, (34), 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) [2025-03-17 02:46:14,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 84 transitions. [2025-03-17 02:46:14,719 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 84 transitions. Word has length 149 [2025-03-17 02:46:14,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 02:46:14,720 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 84 transitions. [2025-03-17 02:46:14,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 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) [2025-03-17 02:46:14,721 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 84 transitions. [2025-03-17 02:46:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-17 02:46:14,724 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 02:46:14,724 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] [2025-03-17 02:46:14,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-17 02:46:14,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 02:46:14,926 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 02:46:14,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 02:46:14,927 INFO L85 PathProgramCache]: Analyzing trace with hash -680580422, now seen corresponding path program 1 times [2025-03-17 02:46:14,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 02:46:14,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1332712081] [2025-03-17 02:46:14,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 02:46:14,927 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 02:46:14,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 02:46:14,929 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 02:46:14,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-17 02:46:14,995 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-17 02:46:15,067 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-17 02:46:15,067 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 02:46:15,067 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 02:46:15,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-03-17 02:46:15,082 INFO L279 TraceCheckSpWp]: Computing forward predicates...