./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.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 4fec42760cab0c7921ee441a80b2db245828099f977d4542ad766988bcefeb3a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 06:52:08,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 06:52:08,293 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 06:52:08,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 06:52:08,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 06:52:08,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 06:52:08,321 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 06:52:08,322 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 06:52:08,322 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 06:52:08,322 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 06:52:08,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 06:52:08,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 06:52:08,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 06:52:08,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 06:52:08,327 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 06:52:08,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 06:52:08,328 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 06:52:08,328 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 06:52:08,328 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 06:52:08,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 06:52:08,329 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 06:52:08,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 06:52:08,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 06:52:08,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 06:52:08,333 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 06:52:08,333 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 06:52:08,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 06:52:08,334 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 06:52:08,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 06:52:08,334 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 06:52:08,334 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 06:52:08,335 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 06:52:08,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:52:08,338 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 06:52:08,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 06:52:08,339 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 06:52:08,339 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 06:52:08,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 06:52:08,340 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 06:52:08,340 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 06:52:08,340 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 06:52:08,341 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 06:52:08,341 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fec42760cab0c7921ee441a80b2db245828099f977d4542ad766988bcefeb3a [2024-10-24 06:52:08,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 06:52:08,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 06:52:08,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 06:52:08,668 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 06:52:08,668 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 06:52:08,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-10-24 06:52:10,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 06:52:10,354 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 06:52:10,355 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-10-24 06:52:10,368 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/258233c58/2edd31428aa144808415aa00a692f2b9/FLAG0d7682184 [2024-10-24 06:52:10,381 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/258233c58/2edd31428aa144808415aa00a692f2b9 [2024-10-24 06:52:10,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 06:52:10,385 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 06:52:10,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 06:52:10,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 06:52:10,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 06:52:10,392 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31158b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10, skipping insertion in model container [2024-10-24 06:52:10,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,421 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 06:52:10,605 WARN L248 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_fillercode_fillercodestructure_filler-pe-ci_file-20.i[919,932] [2024-10-24 06:52:10,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:52:10,715 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 06:52:10,729 WARN L248 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_fillercode_fillercodestructure_filler-pe-ci_file-20.i[919,932] [2024-10-24 06:52:10,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:52:10,801 INFO L204 MainTranslator]: Completed translation [2024-10-24 06:52:10,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10 WrapperNode [2024-10-24 06:52:10,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 06:52:10,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 06:52:10,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 06:52:10,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 06:52:10,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,820 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,861 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 203 [2024-10-24 06:52:10,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 06:52:10,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 06:52:10,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 06:52:10,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 06:52:10,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,878 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,906 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]. [2024-10-24 06:52:10,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,923 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 06:52:10,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 06:52:10,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 06:52:10,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 06:52:10,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (1/1) ... [2024-10-24 06:52:10,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:52:10,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:52:10,989 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) [2024-10-24 06:52:10,996 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 [2024-10-24 06:52:11,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 06:52:11,047 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 06:52:11,048 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 06:52:11,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 06:52:11,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 06:52:11,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 06:52:11,151 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 06:52:11,157 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 06:52:11,634 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-10-24 06:52:11,635 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 06:52:11,677 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 06:52:11,677 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 06:52:11,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:52:11 BoogieIcfgContainer [2024-10-24 06:52:11,678 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 06:52:11,680 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 06:52:11,680 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 06:52:11,683 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 06:52:11,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 06:52:10" (1/3) ... [2024-10-24 06:52:11,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7873db39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:52:11, skipping insertion in model container [2024-10-24 06:52:11,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:10" (2/3) ... [2024-10-24 06:52:11,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7873db39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:52:11, skipping insertion in model container [2024-10-24 06:52:11,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:52:11" (3/3) ... [2024-10-24 06:52:11,687 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-10-24 06:52:11,703 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 06:52:11,704 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 06:52:11,768 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 06:52:11,774 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;@4ee4dbbd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 06:52:11,774 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 06:52:11,777 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 54 states have (on average 1.5185185185185186) internal successors, (82), 55 states have internal predecessors, (82), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-24 06:52:11,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-10-24 06:52:11,795 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:52:11,796 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:52:11,796 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:52:11,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:52:11,804 INFO L85 PathProgramCache]: Analyzing trace with hash 2014905607, now seen corresponding path program 1 times [2024-10-24 06:52:11,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:52:11,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636592654] [2024-10-24 06:52:11,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:52:11,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:52:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:52:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:52:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:52:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:52:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:52:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:52:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:52:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:52:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:52:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:52:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:52:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:52:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:52:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:52:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:52:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 06:52:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 06:52:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:52:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-24 06:52:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:52:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 06:52:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-10-24 06:52:12,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:52:12,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636592654] [2024-10-24 06:52:12,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636592654] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:52:12,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:52:12,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 06:52:12,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287455422] [2024-10-24 06:52:12,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:52:12,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 06:52:12,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:52:12,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 06:52:12,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 06:52:12,324 INFO L87 Difference]: Start difference. First operand has 78 states, 54 states have (on average 1.5185185185185186) internal successors, (82), 55 states have internal predecessors, (82), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-24 06:52:12,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:52:12,368 INFO L93 Difference]: Finished difference Result 153 states and 267 transitions. [2024-10-24 06:52:12,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 06:52:12,371 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 138 [2024-10-24 06:52:12,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:52:12,382 INFO L225 Difference]: With dead ends: 153 [2024-10-24 06:52:12,383 INFO L226 Difference]: Without dead ends: 76 [2024-10-24 06:52:12,387 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 06:52:12,392 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:52:12,393 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 06:52:12,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-10-24 06:52:12,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-10-24 06:52:12,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 53 states have internal predecessors, (76), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-24 06:52:12,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 118 transitions. [2024-10-24 06:52:12,452 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 118 transitions. Word has length 138 [2024-10-24 06:52:12,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:52:12,452 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 118 transitions. [2024-10-24 06:52:12,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-24 06:52:12,453 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 118 transitions. [2024-10-24 06:52:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-10-24 06:52:12,459 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:52:12,459 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:52:12,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 06:52:12,460 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:52:12,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:52:12,461 INFO L85 PathProgramCache]: Analyzing trace with hash 383826267, now seen corresponding path program 1 times [2024-10-24 06:52:12,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:52:12,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203779472] [2024-10-24 06:52:12,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:52:12,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:52:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 06:52:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 06:52:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 06:52:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 06:52:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 06:52:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 06:52:12,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 06:52:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 06:52:12,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 06:52:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 06:52:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 06:52:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 06:52:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 06:52:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 06:52:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 06:52:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 06:52:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 06:52:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 06:52:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-24 06:52:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 06:52:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 06:52:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:12,824 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-10-24 06:52:12,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 06:52:12,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203779472] [2024-10-24 06:52:12,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203779472] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:52:12,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:52:12,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:52:12,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161616617] [2024-10-24 06:52:12,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:52:12,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:52:12,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 06:52:12,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:52:12,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:52:12,828 INFO L87 Difference]: Start difference. First operand 76 states and 118 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-10-24 06:52:12,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:52:12,921 INFO L93 Difference]: Finished difference Result 185 states and 287 transitions. [2024-10-24 06:52:12,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:52:12,924 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 139 [2024-10-24 06:52:12,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:52:12,926 INFO L225 Difference]: With dead ends: 185 [2024-10-24 06:52:12,926 INFO L226 Difference]: Without dead ends: 110 [2024-10-24 06:52:12,927 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:52:12,930 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 39 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 06:52:12,930 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 215 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 06:52:12,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-10-24 06:52:12,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 97. [2024-10-24 06:52:12,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 74 states have (on average 1.4324324324324325) internal successors, (106), 74 states have internal predecessors, (106), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-24 06:52:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 148 transitions. [2024-10-24 06:52:12,954 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 148 transitions. Word has length 139 [2024-10-24 06:52:12,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:52:12,956 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 148 transitions. [2024-10-24 06:52:12,956 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-10-24 06:52:12,956 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 148 transitions. [2024-10-24 06:52:12,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-10-24 06:52:12,962 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:52:12,962 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:52:12,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 06:52:12,962 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:52:12,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:52:12,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1696530133, now seen corresponding path program 1 times [2024-10-24 06:52:12,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 06:52:12,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587455358] [2024-10-24 06:52:12,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:52:12,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 06:52:13,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-24 06:52:13,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2085060950] [2024-10-24 06:52:13,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:52:13,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 06:52:13,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:52:13,153 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) [2024-10-24 06:52:13,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 06:52:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 06:52:13,462 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 06:52:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 06:52:13,610 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 06:52:13,610 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 06:52:13,612 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-24 06:52:13,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 06:52:13,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 06:52:13,818 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-24 06:52:13,932 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 06:52:13,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 06:52:13 BoogieIcfgContainer [2024-10-24 06:52:13,938 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 06:52:13,939 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 06:52:13,939 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 06:52:13,939 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 06:52:13,940 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:52:11" (3/4) ... [2024-10-24 06:52:13,942 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 06:52:13,943 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 06:52:13,945 INFO L158 Benchmark]: Toolchain (without parser) took 3559.72ms. Allocated memory is still 172.0MB. Free memory was 132.2MB in the beginning and 61.4MB in the end (delta: 70.9MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2024-10-24 06:52:13,945 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 06:52:13,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.05ms. Allocated memory is still 172.0MB. Free memory was 132.2MB in the beginning and 115.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-24 06:52:13,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.85ms. Allocated memory is still 172.0MB. Free memory was 115.5MB in the beginning and 110.9MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 06:52:13,946 INFO L158 Benchmark]: Boogie Preprocessor took 77.17ms. Allocated memory is still 172.0MB. Free memory was 110.9MB in the beginning and 104.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-24 06:52:13,947 INFO L158 Benchmark]: RCFGBuilder took 738.01ms. Allocated memory is still 172.0MB. Free memory was 104.6MB in the beginning and 115.7MB in the end (delta: -11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-24 06:52:13,947 INFO L158 Benchmark]: TraceAbstraction took 2258.53ms. Allocated memory is still 172.0MB. Free memory was 115.2MB in the beginning and 61.4MB in the end (delta: 53.8MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2024-10-24 06:52:13,947 INFO L158 Benchmark]: Witness Printer took 4.86ms. Allocated memory is still 172.0MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 06:52:13,949 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.05ms. Allocated memory is still 172.0MB. Free memory was 132.2MB in the beginning and 115.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.85ms. Allocated memory is still 172.0MB. Free memory was 115.5MB in the beginning and 110.9MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.17ms. Allocated memory is still 172.0MB. Free memory was 110.9MB in the beginning and 104.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 738.01ms. Allocated memory is still 172.0MB. Free memory was 104.6MB in the beginning and 115.7MB in the end (delta: -11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2258.53ms. Allocated memory is still 172.0MB. Free memory was 115.2MB in the beginning and 61.4MB in the end (delta: 53.8MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. * Witness Printer took 4.86ms. Allocated memory is still 172.0MB. Free memory is still 61.4MB. 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 168, overapproximation of someBinaryArithmeticFLOAToperation at line 70. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 128; [L25] unsigned char var_1_4 = 2; [L26] unsigned char var_1_5 = 2; [L27] unsigned char var_1_6 = 32; [L28] unsigned short int var_1_8 = 100; [L29] float var_1_9 = 255.75; [L30] signed char var_1_10 = 64; [L31] signed char var_1_11 = 32; [L32] signed char var_1_12 = 4; [L33] float var_1_13 = 0.0; [L34] float var_1_14 = 7.25; [L35] float var_1_15 = 8.125; [L36] float var_1_16 = 24.5; [L37] signed short int var_1_17 = -256; [L38] double var_1_18 = 31.5; [L39] float var_1_19 = 255.2; [L40] signed long int var_1_21 = -8; [L41] double var_1_22 = 0.5; [L42] unsigned short int var_1_23 = 200; [L43] double var_1_26 = 1.8; [L44] unsigned short int var_1_29 = 8; [L45] unsigned char var_1_37 = 1; [L46] unsigned char var_1_39 = 0; [L47] unsigned char var_1_40 = 0; [L48] unsigned long int var_1_41 = 10; [L49] unsigned char last_1_var_1_6 = 32; [L50] unsigned short int last_1_var_1_8 = 100; [L172] isInitial = 1 [L173] FCALL initially() [L174] COND TRUE 1 [L175] CALL updateLastVariables() [L164] last_1_var_1_6 = var_1_6 [L165] last_1_var_1_8 = var_1_8 [L175] RET updateLastVariables() [L176] CALL updateVariables() [L129] var_1_2 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L130] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L131] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L131] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=128, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L132] var_1_3 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_3 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L133] RET assume_abort_if_not(var_1_3 >= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L134] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L134] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L135] var_1_4 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L136] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L137] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L137] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L138] var_1_5 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L139] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L140] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L140] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L141] var_1_10 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L142] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L143] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L143] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L144] var_1_11 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L145] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L146] CALL assume_abort_if_not(var_1_11 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L146] RET assume_abort_if_not(var_1_11 <= 64) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L147] var_1_12 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L148] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L149] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L149] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L150] var_1_13 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L151] RET assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L152] var_1_14 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L153] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L154] var_1_16 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L155] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L156] var_1_39 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L157] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L158] CALL assume_abort_if_not(var_1_39 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L158] RET assume_abort_if_not(var_1_39 <= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L159] var_1_40 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L160] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L161] CALL assume_abort_if_not(var_1_40 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L161] RET assume_abort_if_not(var_1_40 <= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L176] RET updateVariables() [L177] CALL step() [L54] signed long int stepLocal_0 = 64 + (var_1_5 / var_1_3); VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, stepLocal_0=65, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L55] COND TRUE stepLocal_0 != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6)) [L56] var_1_6 = var_1_4 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=100, var_1_9=1023/4] [L60] COND FALSE !(\read(var_1_2)) [L63] var_1_1 = (var_1_4 + var_1_5) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=100, var_1_9=1023/4] [L65] COND TRUE ((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5 [L66] var_1_9 = (64.8f - (var_1_13 - var_1_14)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=100] [L70] var_1_15 = (var_1_14 + var_1_16) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=100] [L71] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=100] [L74] COND TRUE var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13)))) [L75] var_1_17 = var_1_4 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_17=1, var_1_18=63/2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=100] [L80] COND FALSE !((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) [L85] var_1_18 = var_1_16 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=100] [L87] signed long int stepLocal_1 = var_1_3 - var_1_5; VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, stepLocal_1=0, var_1_10=127, var_1_11=64, var_1_12=0, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=100] [L88] COND TRUE (var_1_17 + var_1_6) >= stepLocal_1 [L89] var_1_8 = ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=1276/5, var_1_1=128, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=127] [L93] var_1_19 = var_1_16 [L94] var_1_21 = -16 [L95] var_1_22 = var_1_13 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=127] [L96] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=127] [L103] COND FALSE !(var_1_5 > var_1_5) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=127] [L106] COND FALSE !((var_1_2 || var_1_2) || ((- var_1_16) <= var_1_14)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=8, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=127] [L110] COND FALSE !(var_1_2 || (var_1_16 <= var_1_16)) [L117] var_1_29 = (var_1_4 + (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) + var_1_5)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=1, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=127] [L119] COND TRUE var_1_2 || (var_1_17 <= (var_1_5 / var_1_3)) [L120] var_1_37 = (var_1_39 || var_1_40) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=127] [L122] COND FALSE !((var_1_4 + ((((var_1_10) < (var_1_3)) ? (var_1_10) : (var_1_3)))) <= var_1_4) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=127] [L177] RET step() [L178] CALL, EXPR property() [L168] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 - var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 + var_1_5)))) && (((64 + (var_1_5 / var_1_3)) != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6))) ? (var_1_6 == ((unsigned char) var_1_4)) : (var_1_6 == ((unsigned char) 128)))) && (((var_1_17 + var_1_6) >= (var_1_3 - var_1_5)) ? (var_1_8 == ((unsigned short int) ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))))) : (var_1_8 == ((unsigned short int) var_1_6)))) && ((((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5) ? (var_1_9 == ((float) (64.8f - (var_1_13 - var_1_14)))) : (var_1_9 == ((float) var_1_13)))) && (var_1_15 == ((float) (var_1_14 + var_1_16)))) && (var_1_2 ? (var_1_17 == ((signed short int) (var_1_3 + var_1_12))) : ((var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13))))) ? (var_1_17 == ((signed short int) var_1_4)) : (var_1_17 == ((signed short int) (var_1_5 - var_1_3)))))) && (((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) ? (((var_1_11 << var_1_12) > var_1_5) ? (var_1_18 == ((double) var_1_13)) : 1) : (var_1_18 == ((double) var_1_16))) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=127] [L168-L169] return ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 - var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 + var_1_5)))) && (((64 + (var_1_5 / var_1_3)) != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6))) ? (var_1_6 == ((unsigned char) var_1_4)) : (var_1_6 == ((unsigned char) 128)))) && (((var_1_17 + var_1_6) >= (var_1_3 - var_1_5)) ? (var_1_8 == ((unsigned short int) ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))))) : (var_1_8 == ((unsigned short int) var_1_6)))) && ((((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5) ? (var_1_9 == ((float) (64.8f - (var_1_13 - var_1_14)))) : (var_1_9 == ((float) var_1_13)))) && (var_1_15 == ((float) (var_1_14 + var_1_16)))) && (var_1_2 ? (var_1_17 == ((signed short int) (var_1_3 + var_1_12))) : ((var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13))))) ? (var_1_17 == ((signed short int) var_1_4)) : (var_1_17 == ((signed short int) (var_1_5 - var_1_3)))))) && (((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) ? (((var_1_11 << var_1_12) > var_1_5) ? (var_1_18 == ((double) var_1_13)) : 1) : (var_1_18 == ((double) var_1_16))) ; [L178] RET, EXPR property() [L178] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=127] [L19] reach_error() VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=64, var_1_12=0, var_1_13=3, var_1_16=2, var_1_17=1, var_1_18=2, var_1_19=2, var_1_1=128, var_1_21=-16, var_1_22=3, var_1_23=200, var_1_26=9/5, var_1_29=255, var_1_2=0, var_1_37=0, var_1_39=0, var_1_3=127, var_1_40=0, var_1_41=10, var_1_4=-767, var_1_5=383, var_1_6=-767, var_1_8=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 39 mSDsluCounter, 330 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 93 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 39 IncrementalHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 237 mSDtfsCounter, 39 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 110 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=97occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 13 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 557 NumberOfCodeBlocks, 557 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 275 ConstructedInterpolants, 0 QuantifiedInterpolants, 315 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1680/1680 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-24 06:52:13,987 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/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.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 4fec42760cab0c7921ee441a80b2db245828099f977d4542ad766988bcefeb3a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 06:52:16,196 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 06:52:16,280 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-24 06:52:16,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 06:52:16,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 06:52:16,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 06:52:16,315 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 06:52:16,315 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 06:52:16,315 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 06:52:16,316 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 06:52:16,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 06:52:16,316 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 06:52:16,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 06:52:16,317 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 06:52:16,318 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 06:52:16,318 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 06:52:16,321 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 06:52:16,321 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 06:52:16,321 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 06:52:16,322 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 06:52:16,322 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 06:52:16,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 06:52:16,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 06:52:16,326 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 06:52:16,327 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 06:52:16,327 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 06:52:16,327 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 06:52:16,327 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 06:52:16,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 06:52:16,328 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 06:52:16,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 06:52:16,328 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 06:52:16,328 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 06:52:16,329 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 06:52:16,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:52:16,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 06:52:16,329 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 06:52:16,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 06:52:16,330 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 06:52:16,330 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 06:52:16,330 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 06:52:16,331 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 06:52:16,331 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 06:52:16,332 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 06:52:16,332 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 06:52:16,332 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4fec42760cab0c7921ee441a80b2db245828099f977d4542ad766988bcefeb3a [2024-10-24 06:52:16,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 06:52:16,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 06:52:16,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 06:52:16,701 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 06:52:16,701 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 06:52:16,704 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-10-24 06:52:18,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 06:52:18,485 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 06:52:18,485 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-10-24 06:52:18,518 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb93c57ea/ed2d5ef9c14e4a0db71ae44de160d419/FLAGa2f5bd882 [2024-10-24 06:52:18,813 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb93c57ea/ed2d5ef9c14e4a0db71ae44de160d419 [2024-10-24 06:52:18,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 06:52:18,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 06:52:18,821 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 06:52:18,821 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 06:52:18,827 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 06:52:18,828 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:52:18" (1/1) ... [2024-10-24 06:52:18,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7268499c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:18, skipping insertion in model container [2024-10-24 06:52:18,831 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 06:52:18" (1/1) ... [2024-10-24 06:52:18,864 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 06:52:19,051 WARN L248 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_fillercode_fillercodestructure_filler-pe-ci_file-20.i[919,932] [2024-10-24 06:52:19,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:52:19,148 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 06:52:19,164 WARN L248 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_fillercode_fillercodestructure_filler-pe-ci_file-20.i[919,932] [2024-10-24 06:52:19,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 06:52:19,238 INFO L204 MainTranslator]: Completed translation [2024-10-24 06:52:19,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19 WrapperNode [2024-10-24 06:52:19,238 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 06:52:19,239 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 06:52:19,240 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 06:52:19,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 06:52:19,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,308 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2024-10-24 06:52:19,309 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 06:52:19,310 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 06:52:19,310 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 06:52:19,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 06:52:19,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,342 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,362 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]. [2024-10-24 06:52:19,366 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,367 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,386 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,394 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,405 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 06:52:19,410 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 06:52:19,410 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 06:52:19,411 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 06:52:19,412 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (1/1) ... [2024-10-24 06:52:19,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 06:52:19,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 06:52:19,444 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) [2024-10-24 06:52:19,450 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 [2024-10-24 06:52:19,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 06:52:19,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 06:52:19,493 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 06:52:19,493 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 06:52:19,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 06:52:19,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 06:52:19,600 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 06:52:19,603 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 06:52:27,429 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-24 06:52:27,429 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 06:52:27,499 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 06:52:27,500 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 06:52:27,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:52:27 BoogieIcfgContainer [2024-10-24 06:52:27,505 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 06:52:27,507 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 06:52:27,507 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 06:52:27,510 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 06:52:27,510 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 06:52:18" (1/3) ... [2024-10-24 06:52:27,511 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1c75c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:52:27, skipping insertion in model container [2024-10-24 06:52:27,511 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 06:52:19" (2/3) ... [2024-10-24 06:52:27,511 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1c75c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:52:27, skipping insertion in model container [2024-10-24 06:52:27,511 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:52:27" (3/3) ... [2024-10-24 06:52:27,513 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-20.i [2024-10-24 06:52:27,529 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 06:52:27,529 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 06:52:27,598 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 06:52:27,604 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;@46fed13e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 06:52:27,604 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 06:52:27,607 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 42 states have (on average 1.5238095238095237) internal successors, (64), 43 states have internal predecessors, (64), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-24 06:52:27,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-10-24 06:52:27,619 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:52:27,620 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:52:27,620 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:52:27,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:52:27,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1662484488, now seen corresponding path program 1 times [2024-10-24 06:52:27,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 06:52:27,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [451836482] [2024-10-24 06:52:27,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:52:27,640 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 [2024-10-24 06:52:27,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 06:52:27,644 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) [2024-10-24 06:52:27,646 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 [2024-10-24 06:52:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:28,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-24 06:52:28,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:52:28,190 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 424 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-10-24 06:52:28,191 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 06:52:28,192 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 06:52:28,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [451836482] [2024-10-24 06:52:28,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [451836482] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:52:28,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:52:28,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 06:52:28,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552431991] [2024-10-24 06:52:28,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:52:28,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 06:52:28,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 06:52:28,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 06:52:28,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 06:52:28,233 INFO L87 Difference]: Start difference. First operand has 66 states, 42 states have (on average 1.5238095238095237) internal successors, (64), 43 states have internal predecessors, (64), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-24 06:52:32,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 06:52:32,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:52:32,406 INFO L93 Difference]: Finished difference Result 129 states and 231 transitions. [2024-10-24 06:52:32,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 06:52:32,445 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 136 [2024-10-24 06:52:32,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:52:32,451 INFO L225 Difference]: With dead ends: 129 [2024-10-24 06:52:32,451 INFO L226 Difference]: Without dead ends: 64 [2024-10-24 06:52:32,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 06:52:32,457 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-10-24 06:52:32,457 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-10-24 06:52:32,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-10-24 06:52:32,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2024-10-24 06:52:32,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 41 states have internal predecessors, (58), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-24 06:52:32,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 100 transitions. [2024-10-24 06:52:32,497 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 100 transitions. Word has length 136 [2024-10-24 06:52:32,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:52:32,498 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 100 transitions. [2024-10-24 06:52:32,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-24 06:52:32,499 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 100 transitions. [2024-10-24 06:52:32,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-10-24 06:52:32,505 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:52:32,505 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:52:32,517 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 [2024-10-24 06:52:32,707 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 [2024-10-24 06:52:32,708 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:52:32,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:52:32,709 INFO L85 PathProgramCache]: Analyzing trace with hash -615513171, now seen corresponding path program 1 times [2024-10-24 06:52:32,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 06:52:32,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1624407230] [2024-10-24 06:52:32,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:52:32,710 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 [2024-10-24 06:52:32,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 06:52:32,712 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) [2024-10-24 06:52:32,713 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 [2024-10-24 06:52:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:33,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 06:52:33,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:52:33,214 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-10-24 06:52:33,215 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 06:52:33,215 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 06:52:33,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1624407230] [2024-10-24 06:52:33,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1624407230] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:52:33,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:52:33,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 06:52:33,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712172309] [2024-10-24 06:52:33,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:52:33,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 06:52:33,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 06:52:33,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 06:52:33,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:52:33,219 INFO L87 Difference]: Start difference. First operand 64 states and 100 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-10-24 06:52:37,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 06:52:42,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 06:52:42,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:52:42,240 INFO L93 Difference]: Finished difference Result 149 states and 233 transitions. [2024-10-24 06:52:42,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 06:52:42,241 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 137 [2024-10-24 06:52:42,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:52:42,244 INFO L225 Difference]: With dead ends: 149 [2024-10-24 06:52:42,244 INFO L226 Difference]: Without dead ends: 86 [2024-10-24 06:52:42,246 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 06:52:42,247 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 23 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 8 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-10-24 06:52:42,247 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 174 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 29 Invalid, 2 Unknown, 0 Unchecked, 9.0s Time] [2024-10-24 06:52:42,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-10-24 06:52:42,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 80. [2024-10-24 06:52:42,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 57 states have internal predecessors, (80), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-10-24 06:52:42,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 122 transitions. [2024-10-24 06:52:42,261 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 122 transitions. Word has length 137 [2024-10-24 06:52:42,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:52:42,265 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 122 transitions. [2024-10-24 06:52:42,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-10-24 06:52:42,265 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 122 transitions. [2024-10-24 06:52:42,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-10-24 06:52:42,269 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:52:42,270 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:52:42,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-10-24 06:52:42,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 06:52:42,471 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:52:42,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:52:42,472 INFO L85 PathProgramCache]: Analyzing trace with hash 661288743, now seen corresponding path program 1 times [2024-10-24 06:52:42,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 06:52:42,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [642182512] [2024-10-24 06:52:42,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:52:42,473 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 [2024-10-24 06:52:42,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 06:52:42,475 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 06:52:42,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-24 06:52:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:52:42,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 06:52:42,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:52:43,208 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-10-24 06:52:43,208 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 06:52:43,208 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 06:52:43,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [642182512] [2024-10-24 06:52:43,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [642182512] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 06:52:43,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 06:52:43,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 06:52:43,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328375353] [2024-10-24 06:52:43,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 06:52:43,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 06:52:43,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 06:52:43,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 06:52:43,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 06:52:43,214 INFO L87 Difference]: Start difference. First operand 80 states and 122 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-10-24 06:52:52,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 06:52:56,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-24 06:53:00,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-24 06:53:01,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-24 06:53:05,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-24 06:53:09,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-24 06:53:09,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:53:09,552 INFO L93 Difference]: Finished difference Result 224 states and 333 transitions. [2024-10-24 06:53:09,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 06:53:09,553 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 138 [2024-10-24 06:53:09,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:53:09,556 INFO L225 Difference]: With dead ends: 224 [2024-10-24 06:53:09,556 INFO L226 Difference]: Without dead ends: 145 [2024-10-24 06:53:09,558 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 06:53:09,559 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 100 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 11 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.2s IncrementalHoareTripleChecker+Time [2024-10-24 06:53:09,560 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 273 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 53 Invalid, 5 Unknown, 0 Unchecked, 26.2s Time] [2024-10-24 06:53:09,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-10-24 06:53:09,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 130. [2024-10-24 06:53:09,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 90 states have (on average 1.3111111111111111) internal successors, (118), 91 states have internal predecessors, (118), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-10-24 06:53:09,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 192 transitions. [2024-10-24 06:53:09,582 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 192 transitions. Word has length 138 [2024-10-24 06:53:09,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:53:09,583 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 192 transitions. [2024-10-24 06:53:09,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-10-24 06:53:09,584 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 192 transitions. [2024-10-24 06:53:09,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-10-24 06:53:09,586 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:53:09,586 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:53:09,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-10-24 06:53:09,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 06:53:09,787 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:53:09,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:53:09,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1425178855, now seen corresponding path program 1 times [2024-10-24 06:53:09,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 06:53:09,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1505257242] [2024-10-24 06:53:09,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:53:09,789 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 [2024-10-24 06:53:09,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 06:53:09,792 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 06:53:09,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-10-24 06:53:10,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:53:10,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-24 06:53:10,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:53:12,777 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 308 proven. 12 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2024-10-24 06:53:12,778 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 06:53:13,955 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 48 proven. 12 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-10-24 06:53:13,956 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 06:53:13,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1505257242] [2024-10-24 06:53:13,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1505257242] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 06:53:13,958 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-24 06:53:13,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-10-24 06:53:13,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062511768] [2024-10-24 06:53:13,958 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-24 06:53:13,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 06:53:13,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 06:53:13,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 06:53:13,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-24 06:53:13,962 INFO L87 Difference]: Start difference. First operand 130 states and 192 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-10-24 06:53:22,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-24 06:53:24,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-10-24 06:53:24,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:53:24,716 INFO L93 Difference]: Finished difference Result 264 states and 385 transitions. [2024-10-24 06:53:24,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 06:53:24,760 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 138 [2024-10-24 06:53:24,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:53:24,767 INFO L225 Difference]: With dead ends: 264 [2024-10-24 06:53:24,767 INFO L226 Difference]: Without dead ends: 135 [2024-10-24 06:53:24,769 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-10-24 06:53:24,769 INFO L432 NwaCegarLoop]: 62 mSDtfsCounter, 89 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 40 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2024-10-24 06:53:24,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 145 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 150 Invalid, 1 Unknown, 0 Unchecked, 10.4s Time] [2024-10-24 06:53:24,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2024-10-24 06:53:24,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 123. [2024-10-24 06:53:24,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 82 states have (on average 1.2682926829268293) internal successors, (104), 83 states have internal predecessors, (104), 37 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-10-24 06:53:24,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 178 transitions. [2024-10-24 06:53:24,792 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 178 transitions. Word has length 138 [2024-10-24 06:53:24,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:53:24,793 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 178 transitions. [2024-10-24 06:53:24,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 3 states have call successors, (25), 2 states have call predecessors, (25), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-10-24 06:53:24,793 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 178 transitions. [2024-10-24 06:53:24,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-10-24 06:53:24,795 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:53:24,795 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:53:24,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-10-24 06:53:24,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /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 [2024-10-24 06:53:24,996 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:53:24,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:53:24,997 INFO L85 PathProgramCache]: Analyzing trace with hash 249816344, now seen corresponding path program 1 times [2024-10-24 06:53:24,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 06:53:24,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1290531062] [2024-10-24 06:53:24,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:53:24,998 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 [2024-10-24 06:53:24,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 06:53:24,999 INFO L229 MonitoredProcess]: Starting monitored process 6 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) [2024-10-24 06:53:25,000 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 (6)] Waiting until timeout for monitored process [2024-10-24 06:53:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:53:25,450 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-24 06:53:25,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:53:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 428 proven. 24 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-10-24 06:53:26,148 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 06:53:26,632 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 06:53:26,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1290531062] [2024-10-24 06:53:26,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1290531062] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 06:53:26,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1088302450] [2024-10-24 06:53:26,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:53:26,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-10-24 06:53:26,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-10-24 06:53:26,634 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-10-24 06:53:26,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-10-24 06:53:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:53:28,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 06:53:28,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 06:53:28,639 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 428 proven. 24 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2024-10-24 06:53:28,639 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 06:53:28,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1088302450] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 06:53:28,998 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-24 06:53:28,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2024-10-24 06:53:28,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630014477] [2024-10-24 06:53:28,999 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-24 06:53:29,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 06:53:29,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 06:53:29,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 06:53:29,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 06:53:29,001 INFO L87 Difference]: Start difference. First operand 123 states and 178 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-24 06:53:34,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 06:53:38,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 06:53:40,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 06:53:40,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 06:53:40,451 INFO L93 Difference]: Finished difference Result 257 states and 365 transitions. [2024-10-24 06:53:40,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 06:53:40,492 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 139 [2024-10-24 06:53:40,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 06:53:40,494 INFO L225 Difference]: With dead ends: 257 [2024-10-24 06:53:40,494 INFO L226 Difference]: Without dead ends: 135 [2024-10-24 06:53:40,495 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 317 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-10-24 06:53:40,496 INFO L432 NwaCegarLoop]: 66 mSDtfsCounter, 44 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2024-10-24 06:53:40,497 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 157 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 131 Invalid, 2 Unknown, 0 Unchecked, 11.3s Time] [2024-10-24 06:53:40,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2024-10-24 06:53:40,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 131. [2024-10-24 06:53:40,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 88 states have (on average 1.2159090909090908) internal successors, (107), 89 states have internal predecessors, (107), 37 states have call successors, (37), 5 states have call predecessors, (37), 5 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-10-24 06:53:40,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 181 transitions. [2024-10-24 06:53:40,522 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 181 transitions. Word has length 139 [2024-10-24 06:53:40,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 06:53:40,522 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 181 transitions. [2024-10-24 06:53:40,522 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-24 06:53:40,523 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2024-10-24 06:53:40,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-10-24 06:53:40,524 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 06:53:40,525 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 06:53:40,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-10-24 06:53:40,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-10-24 06:53:40,925 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,6 /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 [2024-10-24 06:53:40,926 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 06:53:40,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 06:53:40,927 INFO L85 PathProgramCache]: Analyzing trace with hash 307074646, now seen corresponding path program 1 times [2024-10-24 06:53:40,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 06:53:40,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [578926602] [2024-10-24 06:53:40,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 06:53:40,927 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 [2024-10-24 06:53:40,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 06:53:40,929 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2024-10-24 06:53:40,930 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 (8)] Waiting until timeout for monitored process [2024-10-24 06:53:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 06:53:41,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-10-24 06:53:41,585 INFO L278 TraceCheckSpWp]: Computing forward predicates...