./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_floatingpointinfluence_has-floats_file-17.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 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_floatingpointinfluence_has-floats_file-17.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 d57f7f362b600066c4a4932824c94646446bdcbd9ecdad935cd626673dca9b2a --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 10:50:14,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 10:50:14,297 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 10:50:14,302 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 10:50:14,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 10:50:14,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 10:50:14,327 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 10:50:14,327 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 10:50:14,328 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 10:50:14,330 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 10:50:14,331 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 10:50:14,331 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 10:50:14,331 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 10:50:14,332 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 10:50:14,332 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 10:50:14,332 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 10:50:14,332 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 10:50:14,333 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 10:50:14,333 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 10:50:14,333 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 10:50:14,333 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 10:50:14,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 10:50:14,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 10:50:14,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 10:50:14,336 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 10:50:14,337 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 10:50:14,337 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 10:50:14,337 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 10:50:14,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 10:50:14,338 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 10:50:14,338 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 10:50:14,338 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 10:50:14,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:50:14,339 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 10:50:14,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 10:50:14,340 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 10:50:14,340 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 10:50:14,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 10:50:14,341 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 10:50:14,341 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 10:50:14,341 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 10:50:14,342 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 10:50:14,342 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d57f7f362b600066c4a4932824c94646446bdcbd9ecdad935cd626673dca9b2a [2024-10-14 10:50:14,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 10:50:14,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 10:50:14,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 10:50:14,586 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 10:50:14,586 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 10:50:14,587 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-14 10:50:15,843 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 10:50:16,023 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 10:50:16,024 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-14 10:50:16,034 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e306c7a8c/db9d4f5b62da4c8993c69a75b9b5d554/FLAG7a1444c61 [2024-10-14 10:50:16,047 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e306c7a8c/db9d4f5b62da4c8993c69a75b9b5d554 [2024-10-14 10:50:16,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 10:50:16,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 10:50:16,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 10:50:16,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 10:50:16,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 10:50:16,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@652a1f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16, skipping insertion in model container [2024-10-14 10:50:16,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 10:50:16,222 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_floatingpointinfluence_has-floats_file-17.i[917,930] [2024-10-14 10:50:16,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:50:16,279 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 10:50:16,290 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_floatingpointinfluence_has-floats_file-17.i[917,930] [2024-10-14 10:50:16,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:50:16,326 INFO L204 MainTranslator]: Completed translation [2024-10-14 10:50:16,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16 WrapperNode [2024-10-14 10:50:16,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 10:50:16,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 10:50:16,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 10:50:16,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 10:50:16,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,366 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,429 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2024-10-14 10:50:16,430 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 10:50:16,430 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 10:50:16,431 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 10:50:16,435 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 10:50:16,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,449 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,460 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]. [2024-10-14 10:50:16,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,468 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,471 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,472 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,473 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,479 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 10:50:16,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 10:50:16,480 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 10:50:16,481 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 10:50:16,482 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (1/1) ... [2024-10-14 10:50:16,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:50:16,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:50:16,523 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) [2024-10-14 10:50:16,526 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 [2024-10-14 10:50:16,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 10:50:16,567 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 10:50:16,567 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 10:50:16,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 10:50:16,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 10:50:16,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 10:50:16,638 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 10:50:16,640 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 10:50:16,831 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-14 10:50:16,831 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 10:50:16,874 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 10:50:16,874 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 10:50:16,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:50:16 BoogieIcfgContainer [2024-10-14 10:50:16,874 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 10:50:16,876 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 10:50:16,876 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 10:50:16,879 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 10:50:16,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:50:16" (1/3) ... [2024-10-14 10:50:16,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d14cc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:50:16, skipping insertion in model container [2024-10-14 10:50:16,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:16" (2/3) ... [2024-10-14 10:50:16,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d14cc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:50:16, skipping insertion in model container [2024-10-14 10:50:16,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:50:16" (3/3) ... [2024-10-14 10:50:16,881 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-14 10:50:16,899 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 10:50:16,899 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 10:50:16,950 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 10:50:16,956 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;@458b5280, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 10:50:16,956 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 10:50:16,959 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 29 states have internal predecessors, (40), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-14 10:50:16,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-10-14 10:50:16,970 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:50:16,972 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:50:16,972 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:50:16,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:50:16,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1966908938, now seen corresponding path program 1 times [2024-10-14 10:50:16,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:50:16,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980139136] [2024-10-14 10:50:16,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:50:16,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:50:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:50:17,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 10:50:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 10:50:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 10:50:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 10:50:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 10:50:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 10:50:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 10:50:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 10:50:17,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-14 10:50:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 10:50:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-14 10:50:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 10:50:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 10:50:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 10:50:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 10:50:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:17,232 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-10-14 10:50:17,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:50:17,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980139136] [2024-10-14 10:50:17,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980139136] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:50:17,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:50:17,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 10:50:17,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689583732] [2024-10-14 10:50:17,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:50:17,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 10:50:17,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:50:17,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 10:50:17,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:50:17,261 INFO L87 Difference]: Start difference. First operand has 47 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 29 states have internal predecessors, (40), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-14 10:50:17,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:50:17,292 INFO L93 Difference]: Finished difference Result 91 states and 158 transitions. [2024-10-14 10:50:17,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 10:50:17,295 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) Word has length 100 [2024-10-14 10:50:17,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:50:17,300 INFO L225 Difference]: With dead ends: 91 [2024-10-14 10:50:17,301 INFO L226 Difference]: Without dead ends: 45 [2024-10-14 10:50:17,303 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:50:17,306 INFO L432 NwaCegarLoop]: 64 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, 64 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 [2024-10-14 10:50:17,306 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 64 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 10:50:17,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2024-10-14 10:50:17,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2024-10-14 10:50:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 27 states have internal predecessors, (35), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-14 10:50:17,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 67 transitions. [2024-10-14 10:50:17,339 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 67 transitions. Word has length 100 [2024-10-14 10:50:17,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:50:17,339 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 67 transitions. [2024-10-14 10:50:17,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-14 10:50:17,340 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2024-10-14 10:50:17,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-10-14 10:50:17,343 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:50:17,343 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:50:17,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 10:50:17,343 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:50:17,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:50:17,344 INFO L85 PathProgramCache]: Analyzing trace with hash 904754814, now seen corresponding path program 1 times [2024-10-14 10:50:17,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:50:17,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202392525] [2024-10-14 10:50:17,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:50:17,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:50:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 10:50:17,463 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 10:50:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 10:50:17,559 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 10:50:17,559 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 10:50:17,560 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-14 10:50:17,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 10:50:17,565 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-14 10:50:17,631 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 10:50:17,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 10:50:17 BoogieIcfgContainer [2024-10-14 10:50:17,636 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 10:50:17,637 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 10:50:17,637 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 10:50:17,637 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 10:50:17,638 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:50:16" (3/4) ... [2024-10-14 10:50:17,639 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 10:50:17,640 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 10:50:17,641 INFO L158 Benchmark]: Toolchain (without parser) took 1590.73ms. Allocated memory is still 167.8MB. Free memory was 97.5MB in the beginning and 58.4MB in the end (delta: 39.1MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-10-14 10:50:17,642 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 167.8MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 10:50:17,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.89ms. Allocated memory is still 167.8MB. Free memory was 97.3MB in the beginning and 83.6MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-14 10:50:17,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.59ms. Allocated memory is still 167.8MB. Free memory was 83.6MB in the beginning and 137.3MB in the end (delta: -53.7MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2024-10-14 10:50:17,644 INFO L158 Benchmark]: Boogie Preprocessor took 49.08ms. Allocated memory is still 167.8MB. Free memory was 137.3MB in the beginning and 134.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 10:50:17,646 INFO L158 Benchmark]: RCFGBuilder took 394.18ms. Allocated memory is still 167.8MB. Free memory was 133.9MB in the beginning and 116.3MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-14 10:50:17,647 INFO L158 Benchmark]: TraceAbstraction took 760.04ms. Allocated memory is still 167.8MB. Free memory was 115.7MB in the beginning and 59.0MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-10-14 10:50:17,647 INFO L158 Benchmark]: Witness Printer took 3.80ms. Allocated memory is still 167.8MB. Free memory was 59.0MB in the beginning and 58.4MB in the end (delta: 639.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 10:50:17,648 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 167.8MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.89ms. Allocated memory is still 167.8MB. Free memory was 97.3MB in the beginning and 83.6MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.59ms. Allocated memory is still 167.8MB. Free memory was 83.6MB in the beginning and 137.3MB in the end (delta: -53.7MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.08ms. Allocated memory is still 167.8MB. Free memory was 137.3MB in the beginning and 134.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 394.18ms. Allocated memory is still 167.8MB. Free memory was 133.9MB in the beginning and 116.3MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 760.04ms. Allocated memory is still 167.8MB. Free memory was 115.7MB in the beginning and 59.0MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 3.80ms. Allocated memory is still 167.8MB. Free memory was 59.0MB in the beginning and 58.4MB in the end (delta: 639.5kB). 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 someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryFLOATComparisonOperation at line 103, overapproximation of someBinaryArithmeticDOUBLEoperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10000000.8; [L23] unsigned char var_1_2 = 0; [L24] double var_1_3 = 16.2; [L25] double var_1_4 = 7.5; [L26] double var_1_5 = 49.6; [L27] signed short int var_1_6 = -10; [L28] double var_1_7 = 4.5; [L29] double var_1_8 = 9.4; [L30] signed short int var_1_9 = 128; [L31] signed short int var_1_10 = 128; [L32] unsigned char var_1_11 = 0; [L33] unsigned long int var_1_12 = 100; [L34] float var_1_13 = 128.4; [L35] double var_1_14 = 3.5; [L36] unsigned char var_1_15 = 16; [L37] unsigned char var_1_16 = 2; [L38] unsigned char last_1_var_1_15 = 16; [L107] isInitial = 1 [L108] FCALL initially() [L109] COND TRUE 1 [L110] CALL updateLastVariables() [L100] last_1_var_1_15 = var_1_15 [L110] RET updateLastVariables() [L111] CALL updateVariables() [L71] var_1_2 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_3=81/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_3=81/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L72] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_3=81/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L73] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_3=81/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_3=81/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L73] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_3=81/5, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L74] var_1_3 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L75] RET assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_4=15/2, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L76] var_1_4 = __VERIFIER_nondet_double() [L77] CALL assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L77] RET assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_5=248/5, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L78] var_1_5 = __VERIFIER_nondet_double() [L79] CALL assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L79] RET assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_7=9/2, var_1_8=47/5, var_1_9=128] [L80] var_1_7 = __VERIFIER_nondet_double() [L81] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_8=47/5, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_8=47/5, var_1_9=128] [L81] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_8=47/5, var_1_9=128] [L82] var_1_8 = __VERIFIER_nondet_double() [L83] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=128] [L83] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=128] [L84] var_1_9 = __VERIFIER_nondet_short() [L85] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L85] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L86] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L86] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=128, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L87] var_1_10 = __VERIFIER_nondet_short() [L88] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L88] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L89] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L89] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=0, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L90] var_1_11 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L91] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L92] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L92] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_14=7/2, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L93] var_1_14 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L94] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_16=2, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L95] var_1_16 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L96] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_16=254, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_16=254, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L97] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=100, var_1_13=642/5, var_1_15=16, var_1_16=254, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L111] RET updateVariables() [L112] CALL step() [L42] var_1_12 = last_1_var_1_15 [L43] unsigned long int stepLocal_1 = var_1_12; [L44] signed short int stepLocal_0 = var_1_9; VAL [isInitial=1, last_1_var_1_15=16, stepLocal_0=0, stepLocal_1=16, var_1_10=1, var_1_11=1, var_1_12=16, var_1_13=642/5, var_1_15=16, var_1_16=254, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L45] COND FALSE !(stepLocal_0 >= var_1_10) VAL [isInitial=1, last_1_var_1_15=16, stepLocal_1=16, var_1_10=1, var_1_11=1, var_1_12=16, var_1_13=642/5, var_1_15=16, var_1_16=254, var_1_1=50000004/5, var_1_2=1, var_1_6=-10, var_1_9=0] [L52] COND TRUE \read(var_1_2) [L53] var_1_1 = (var_1_3 + ((((var_1_4) < ((49.5 + var_1_5))) ? (var_1_4) : ((49.5 + var_1_5))))) VAL [isInitial=1, last_1_var_1_15=16, stepLocal_1=16, var_1_10=1, var_1_11=1, var_1_12=16, var_1_13=642/5, var_1_15=16, var_1_16=254, var_1_2=1, var_1_6=-10, var_1_9=0] [L55] COND TRUE (- (var_1_7 - var_1_8)) <= var_1_3 [L56] var_1_6 = ((8 + var_1_15) - var_1_15) VAL [isInitial=1, last_1_var_1_15=16, stepLocal_1=16, var_1_10=1, var_1_11=1, var_1_12=16, var_1_13=642/5, var_1_15=16, var_1_16=254, var_1_2=1, var_1_6=8, var_1_9=0] [L66] COND TRUE var_1_7 < (var_1_8 - var_1_14) [L67] var_1_13 = ((((var_1_4) > (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3))))) ? (var_1_4) : (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3)))))) VAL [isInitial=1, last_1_var_1_15=16, stepLocal_1=16, var_1_10=1, var_1_11=1, var_1_12=16, var_1_13=637/5, var_1_15=16, var_1_16=254, var_1_2=1, var_1_3=637/5, var_1_4=637/5, var_1_5=637/5, var_1_6=8, var_1_9=0] [L112] RET step() [L113] CALL, EXPR property() [L103-L104] return ((((var_1_2 ? (var_1_1 == ((double) (var_1_3 + ((((var_1_4) < ((49.5 + var_1_5))) ? (var_1_4) : ((49.5 + var_1_5))))))) : 1) && (((- (var_1_7 - var_1_8)) <= var_1_3) ? (var_1_6 == ((signed short int) ((8 + var_1_15) - var_1_15))) : (var_1_2 ? (var_1_11 ? (var_1_6 == ((signed short int) var_1_15)) : 1) : (var_1_6 == ((signed short int) var_1_15))))) && (var_1_12 == ((unsigned long int) last_1_var_1_15))) && ((var_1_7 < (var_1_8 - var_1_14)) ? (var_1_13 == ((float) ((((var_1_4) > (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3))))) ? (var_1_4) : (((((((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) > (var_1_3)) ? (((((127.4f) > (var_1_5)) ? (127.4f) : (var_1_5)))) : (var_1_3)))))))) : 1)) && ((var_1_9 >= var_1_10) ? (((var_1_9 + last_1_var_1_15) >= var_1_12) ? (var_1_15 == ((unsigned char) var_1_16)) : (var_1_15 == ((unsigned char) var_1_16))) : 1) ; [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=16, var_1_13=637/5, var_1_15=16, var_1_16=254, var_1_2=1, var_1_3=637/5, var_1_4=637/5, var_1_5=637/5, var_1_6=8, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=16, var_1_10=1, var_1_11=1, var_1_12=16, var_1_13=637/5, var_1_15=16, var_1_16=254, var_1_2=1, var_1_3=637/5, var_1_4=637/5, var_1_5=637/5, var_1_6=8, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 16, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 64 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 64 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 200 NumberOfCodeBlocks, 200 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 99 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 480/480 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 [2024-10-14 10:50:17,693 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_floatingpointinfluence_has-floats_file-17.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 d57f7f362b600066c4a4932824c94646446bdcbd9ecdad935cd626673dca9b2a --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 10:50:19,586 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 10:50:19,647 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-14 10:50:19,651 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 10:50:19,651 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 10:50:19,688 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 10:50:19,688 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 10:50:19,688 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 10:50:19,689 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 10:50:19,689 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 10:50:19,689 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 10:50:19,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 10:50:19,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 10:50:19,690 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 10:50:19,690 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 10:50:19,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 10:50:19,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 10:50:19,695 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 10:50:19,695 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 10:50:19,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 10:50:19,696 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 10:50:19,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 10:50:19,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 10:50:19,696 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 10:50:19,696 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 10:50:19,697 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 10:50:19,697 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 10:50:19,697 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 10:50:19,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 10:50:19,697 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 10:50:19,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 10:50:19,698 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 10:50:19,698 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 10:50:19,698 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 10:50:19,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:50:19,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 10:50:19,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 10:50:19,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 10:50:19,701 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 10:50:19,702 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 10:50:19,702 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 10:50:19,702 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 10:50:19,702 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 10:50:19,702 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 10:50:19,703 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 10:50:19,703 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d57f7f362b600066c4a4932824c94646446bdcbd9ecdad935cd626673dca9b2a [2024-10-14 10:50:19,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 10:50:20,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 10:50:20,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 10:50:20,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 10:50:20,010 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 10:50:20,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-14 10:50:21,381 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 10:50:21,547 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 10:50:21,548 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-14 10:50:21,556 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9b069eb1/52d8f7b51b144685bc0aa0f82dc840f4/FLAG2ff75c515 [2024-10-14 10:50:21,936 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9b069eb1/52d8f7b51b144685bc0aa0f82dc840f4 [2024-10-14 10:50:21,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 10:50:21,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 10:50:21,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 10:50:21,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 10:50:21,946 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 10:50:21,947 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:50:21" (1/1) ... [2024-10-14 10:50:21,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@423eb10b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:21, skipping insertion in model container [2024-10-14 10:50:21,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:50:21" (1/1) ... [2024-10-14 10:50:21,968 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 10:50:22,109 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_floatingpointinfluence_has-floats_file-17.i[917,930] [2024-10-14 10:50:22,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:50:22,196 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 10:50:22,209 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_floatingpointinfluence_has-floats_file-17.i[917,930] [2024-10-14 10:50:22,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:50:22,249 INFO L204 MainTranslator]: Completed translation [2024-10-14 10:50:22,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22 WrapperNode [2024-10-14 10:50:22,249 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 10:50:22,250 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 10:50:22,250 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 10:50:22,251 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 10:50:22,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,292 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2024-10-14 10:50:22,292 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 10:50:22,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 10:50:22,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 10:50:22,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 10:50:22,301 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,306 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,325 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]. [2024-10-14 10:50:22,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,334 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,336 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 10:50:22,339 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 10:50:22,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 10:50:22,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 10:50:22,341 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (1/1) ... [2024-10-14 10:50:22,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:50:22,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:50:22,376 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) [2024-10-14 10:50:22,381 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 [2024-10-14 10:50:22,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 10:50:22,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-14 10:50:22,416 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 10:50:22,416 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 10:50:22,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 10:50:22,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 10:50:22,486 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 10:50:22,488 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 10:50:27,913 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-14 10:50:27,913 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 10:50:27,949 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 10:50:27,950 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 10:50:27,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:50:27 BoogieIcfgContainer [2024-10-14 10:50:27,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 10:50:27,954 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 10:50:27,954 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 10:50:27,956 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 10:50:27,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:50:21" (1/3) ... [2024-10-14 10:50:27,958 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab575e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:50:27, skipping insertion in model container [2024-10-14 10:50:27,958 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:50:22" (2/3) ... [2024-10-14 10:50:27,958 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab575e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:50:27, skipping insertion in model container [2024-10-14 10:50:27,958 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:50:27" (3/3) ... [2024-10-14 10:50:27,959 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-14 10:50:27,987 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 10:50:27,987 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 10:50:28,044 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 10:50:28,050 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;@31bcbaef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 10:50:28,050 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 10:50:28,054 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 29 states have internal predecessors, (40), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-14 10:50:28,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-10-14 10:50:28,066 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:50:28,066 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:50:28,067 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:50:28,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:50:28,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1966908938, now seen corresponding path program 1 times [2024-10-14 10:50:28,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:50:28,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1942956267] [2024-10-14 10:50:28,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:50:28,081 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 [2024-10-14 10:50:28,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:50:28,084 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) [2024-10-14 10:50:28,085 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 [2024-10-14 10:50:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:28,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-14 10:50:28,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:50:28,500 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-10-14 10:50:28,501 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 10:50:28,502 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 10:50:28,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1942956267] [2024-10-14 10:50:28,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1942956267] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:50:28,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:50:28,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 10:50:28,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886359229] [2024-10-14 10:50:28,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:50:28,508 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 10:50:28,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 10:50:28,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 10:50:28,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:50:28,527 INFO L87 Difference]: Start difference. First operand has 47 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 29 states have internal predecessors, (40), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-14 10:50:31,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 10:50:31,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:50:31,607 INFO L93 Difference]: Finished difference Result 91 states and 158 transitions. [2024-10-14 10:50:31,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 10:50:31,643 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 100 [2024-10-14 10:50:31,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:50:31,649 INFO L225 Difference]: With dead ends: 91 [2024-10-14 10:50:31,649 INFO L226 Difference]: Without dead ends: 45 [2024-10-14 10:50:31,651 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:50:31,654 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-14 10:50:31,654 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 64 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-14 10:50:31,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2024-10-14 10:50:31,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2024-10-14 10:50:31,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 27 states have internal predecessors, (35), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-14 10:50:31,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 67 transitions. [2024-10-14 10:50:31,685 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 67 transitions. Word has length 100 [2024-10-14 10:50:31,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:50:31,685 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 67 transitions. [2024-10-14 10:50:31,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-10-14 10:50:31,686 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2024-10-14 10:50:31,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-10-14 10:50:31,688 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:50:31,689 INFO L215 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:50:31,703 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 [2024-10-14 10:50:31,889 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 [2024-10-14 10:50:31,890 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:50:31,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:50:31,890 INFO L85 PathProgramCache]: Analyzing trace with hash 904754814, now seen corresponding path program 1 times [2024-10-14 10:50:31,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:50:31,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606884974] [2024-10-14 10:50:31,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:50:31,891 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 [2024-10-14 10:50:31,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:50:31,894 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) [2024-10-14 10:50:31,904 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 [2024-10-14 10:50:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:50:32,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-10-14 10:50:32,354 INFO L278 TraceCheckSpWp]: Computing forward predicates...