./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 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_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-dev-4a390ef-m [2024-10-24 08:41:40,487 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 08:41:40,547 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 08:41:40,554 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 08:41:40,555 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 08:41:40,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 08:41:40,578 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 08:41:40,579 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 08:41:40,579 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 08:41:40,582 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 08:41:40,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 08:41:40,582 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 08:41:40,583 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 08:41:40,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 08:41:40,583 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 08:41:40,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 08:41:40,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 08:41:40,585 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 08:41:40,585 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 08:41:40,585 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 08:41:40,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 08:41:40,585 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 08:41:40,586 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 08:41:40,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 08:41:40,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 08:41:40,586 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 08:41:40,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 08:41:40,586 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 08:41:40,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 08:41:40,587 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 08:41:40,587 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 08:41:40,587 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 08:41:40,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:41:40,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 08:41:40,587 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 08:41:40,587 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 08:41:40,587 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 08:41:40,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 08:41:40,588 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 08:41:40,588 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 08:41:40,588 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 08:41:40,589 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 08:41:40,589 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d57f7f362b600066c4a4932824c94646446bdcbd9ecdad935cd626673dca9b2a [2024-10-24 08:41:40,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 08:41:40,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 08:41:40,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 08:41:40,815 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 08:41:40,815 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 08:41:40,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-24 08:41:42,093 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 08:41:42,259 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 08:41:42,260 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-24 08:41:42,266 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ee39c54/9cbddcd5779042f79a1c13b160aa3d09/FLAG48d198b88 [2024-10-24 08:41:42,664 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ee39c54/9cbddcd5779042f79a1c13b160aa3d09 [2024-10-24 08:41:42,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 08:41:42,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 08:41:42,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 08:41:42,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 08:41:42,675 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 08:41:42,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:41:42" (1/1) ... [2024-10-24 08:41:42,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425b0c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:42, skipping insertion in model container [2024-10-24 08:41:42,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:41:42" (1/1) ... [2024-10-24 08:41:42,700 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 08:41:42,857 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] [2024-10-24 08:41:42,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:41:42,951 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 08:41:42,961 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] [2024-10-24 08:41:42,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:41:43,005 INFO L204 MainTranslator]: Completed translation [2024-10-24 08:41:43,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43 WrapperNode [2024-10-24 08:41:43,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 08:41:43,006 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 08:41:43,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 08:41:43,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 08:41:43,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,054 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2024-10-24 08:41:43,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 08:41:43,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 08:41:43,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 08:41:43,059 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 08:41:43,069 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,071 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,086 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-24 08:41:43,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,097 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 08:41:43,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 08:41:43,109 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 08:41:43,109 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 08:41:43,110 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (1/1) ... [2024-10-24 08:41:43,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:41:43,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 08:41:43,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 08:41:43,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 08:41:43,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 08:41:43,193 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 08:41:43,193 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 08:41:43,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 08:41:43,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 08:41:43,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 08:41:43,254 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 08:41:43,258 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 08:41:43,432 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-24 08:41:43,432 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 08:41:43,464 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 08:41:43,465 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 08:41:43,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:41:43 BoogieIcfgContainer [2024-10-24 08:41:43,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 08:41:43,469 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 08:41:43,469 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 08:41:43,472 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 08:41:43,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 08:41:42" (1/3) ... [2024-10-24 08:41:43,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3862ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:41:43, skipping insertion in model container [2024-10-24 08:41:43,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:43" (2/3) ... [2024-10-24 08:41:43,474 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d3862ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:41:43, skipping insertion in model container [2024-10-24 08:41:43,474 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:41:43" (3/3) ... [2024-10-24 08:41:43,475 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-24 08:41:43,486 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 08:41:43,486 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 08:41:43,524 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 08:41:43,528 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;@10d24ca4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 08:41:43,528 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 08:41:43,531 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) [2024-10-24 08:41:43,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-10-24 08:41:43,539 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:41:43,540 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] [2024-10-24 08:41:43,540 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:41:43,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:41:43,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1966908938, now seen corresponding path program 1 times [2024-10-24 08:41:43,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 08:41:43,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294133437] [2024-10-24 08:41:43,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:41:43,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 08:41:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 08:41:43,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 08:41:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 08:41:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 08:41:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 08:41:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-24 08:41:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 08:41:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 08:41:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 08:41:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 08:41:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-24 08:41:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 08:41:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 08:41:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 08:41:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 08:41:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 08:41:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:43,824 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-10-24 08:41:43,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 08:41:43,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294133437] [2024-10-24 08:41:43,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294133437] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 08:41:43,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 08:41:43,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 08:41:43,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738001310] [2024-10-24 08:41:43,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 08:41:43,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 08:41:43,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 08:41:43,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 08:41:43,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 08:41:43,852 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) [2024-10-24 08:41:43,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 08:41:43,890 INFO L93 Difference]: Finished difference Result 91 states and 158 transitions. [2024-10-24 08:41:43,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 08:41:43,892 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 [2024-10-24 08:41:43,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 08:41:43,901 INFO L225 Difference]: With dead ends: 91 [2024-10-24 08:41:43,901 INFO L226 Difference]: Without dead ends: 45 [2024-10-24 08:41:43,904 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 [2024-10-24 08:41:43,908 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 [2024-10-24 08:41:43,909 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] [2024-10-24 08:41:43,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2024-10-24 08:41:43,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2024-10-24 08:41:43,938 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) [2024-10-24 08:41:43,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 67 transitions. [2024-10-24 08:41:43,942 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 67 transitions. Word has length 100 [2024-10-24 08:41:43,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 08:41:43,943 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 67 transitions. [2024-10-24 08:41:43,943 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) [2024-10-24 08:41:43,943 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2024-10-24 08:41:43,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-10-24 08:41:43,946 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:41:43,946 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] [2024-10-24 08:41:43,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 08:41:43,947 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:41:43,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:41:43,947 INFO L85 PathProgramCache]: Analyzing trace with hash 904754814, now seen corresponding path program 1 times [2024-10-24 08:41:43,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 08:41:43,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342422192] [2024-10-24 08:41:43,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:41:43,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 08:41:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 08:41:44,044 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 08:41:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 08:41:44,136 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 08:41:44,137 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 08:41:44,138 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-24 08:41:44,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 08:41:44,142 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-24 08:41:44,203 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 08:41:44,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 08:41:44 BoogieIcfgContainer [2024-10-24 08:41:44,206 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 08:41:44,206 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 08:41:44,206 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 08:41:44,207 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 08:41:44,207 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:41:43" (3/4) ... [2024-10-24 08:41:44,208 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 08:41:44,209 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 08:41:44,210 INFO L158 Benchmark]: Toolchain (without parser) took 1540.23ms. Allocated memory is still 176.2MB. Free memory was 110.0MB in the beginning and 62.7MB in the end (delta: 47.3MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2024-10-24 08:41:44,210 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 08:41:44,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.79ms. Allocated memory is still 176.2MB. Free memory was 109.8MB in the beginning and 143.7MB in the end (delta: -33.9MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-10-24 08:41:44,211 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.05ms. Allocated memory is still 176.2MB. Free memory was 143.7MB in the beginning and 141.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 08:41:44,211 INFO L158 Benchmark]: Boogie Preprocessor took 48.04ms. Allocated memory is still 176.2MB. Free memory was 141.0MB in the beginning and 138.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 08:41:44,211 INFO L158 Benchmark]: RCFGBuilder took 357.56ms. Allocated memory is still 176.2MB. Free memory was 138.2MB in the beginning and 120.7MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-24 08:41:44,212 INFO L158 Benchmark]: TraceAbstraction took 737.01ms. Allocated memory is still 176.2MB. Free memory was 120.1MB in the beginning and 62.7MB in the end (delta: 57.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-10-24 08:41:44,212 INFO L158 Benchmark]: Witness Printer took 3.06ms. Allocated memory is still 176.2MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 08:41:44,214 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.79ms. Allocated memory is still 176.2MB. Free memory was 109.8MB in the beginning and 143.7MB in the end (delta: -33.9MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.05ms. Allocated memory is still 176.2MB. Free memory was 143.7MB in the beginning and 141.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.04ms. Allocated memory is still 176.2MB. Free memory was 141.0MB in the beginning and 138.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 357.56ms. Allocated memory is still 176.2MB. Free memory was 138.2MB in the beginning and 120.7MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 737.01ms. Allocated memory is still 176.2MB. Free memory was 120.1MB in the beginning and 62.7MB in the end (delta: 57.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 3.06ms. Allocated memory is still 176.2MB. Free memory is still 62.7MB. 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 [2024-10-24 08:41:44,247 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-dev-4a390ef-m [2024-10-24 08:41:46,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 08:41:46,398 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-24 08:41:46,404 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 08:41:46,404 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 08:41:46,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 08:41:46,433 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 08:41:46,434 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 08:41:46,434 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 08:41:46,435 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 08:41:46,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 08:41:46,436 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 08:41:46,436 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 08:41:46,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 08:41:46,438 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 08:41:46,438 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 08:41:46,438 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 08:41:46,439 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 08:41:46,439 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 08:41:46,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 08:41:46,439 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 08:41:46,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 08:41:46,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 08:41:46,443 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 08:41:46,443 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 08:41:46,443 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 08:41:46,444 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 08:41:46,444 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 08:41:46,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 08:41:46,444 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 08:41:46,445 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 08:41:46,445 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 08:41:46,445 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 08:41:46,446 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 08:41:46,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:41:46,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 08:41:46,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 08:41:46,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 08:41:46,447 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 08:41:46,448 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 08:41:46,448 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 08:41:46,448 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 08:41:46,448 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 08:41:46,448 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 08:41:46,449 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 08:41:46,449 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d57f7f362b600066c4a4932824c94646446bdcbd9ecdad935cd626673dca9b2a [2024-10-24 08:41:46,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 08:41:46,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 08:41:46,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 08:41:46,741 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 08:41:46,742 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 08:41:46,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-24 08:41:48,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 08:41:48,279 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 08:41:48,280 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-24 08:41:48,287 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4754fa124/ca54748afca74ac690cc7d4ba1ae36e7/FLAG6284c5413 [2024-10-24 08:41:48,299 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4754fa124/ca54748afca74ac690cc7d4ba1ae36e7 [2024-10-24 08:41:48,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 08:41:48,302 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 08:41:48,303 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 08:41:48,304 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 08:41:48,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 08:41:48,310 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,311 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4543a1a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48, skipping insertion in model container [2024-10-24 08:41:48,311 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,333 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 08:41:48,466 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] [2024-10-24 08:41:48,513 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:41:48,529 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 08:41:48,541 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] [2024-10-24 08:41:48,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:41:48,588 INFO L204 MainTranslator]: Completed translation [2024-10-24 08:41:48,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48 WrapperNode [2024-10-24 08:41:48,589 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 08:41:48,590 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 08:41:48,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 08:41:48,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 08:41:48,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,641 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2024-10-24 08:41:48,641 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 08:41:48,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 08:41:48,642 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 08:41:48,642 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 08:41:48,654 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,659 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,677 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-24 08:41:48,678 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,679 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,687 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,700 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 08:41:48,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 08:41:48,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 08:41:48,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 08:41:48,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (1/1) ... [2024-10-24 08:41:48,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:41:48,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 08:41:48,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 08:41:48,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 08:41:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 08:41:48,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 08:41:48,792 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 08:41:48,792 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 08:41:48,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 08:41:48,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 08:41:48,867 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 08:41:48,869 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 08:41:54,708 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-24 08:41:54,708 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 08:41:54,737 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 08:41:54,738 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 08:41:54,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:41:54 BoogieIcfgContainer [2024-10-24 08:41:54,740 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 08:41:54,742 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 08:41:54,742 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 08:41:54,745 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 08:41:54,745 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 08:41:48" (1/3) ... [2024-10-24 08:41:54,750 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ba58eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:41:54, skipping insertion in model container [2024-10-24 08:41:54,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:41:48" (2/3) ... [2024-10-24 08:41:54,750 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ba58eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:41:54, skipping insertion in model container [2024-10-24 08:41:54,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:41:54" (3/3) ... [2024-10-24 08:41:54,751 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-17.i [2024-10-24 08:41:54,777 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 08:41:54,781 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 08:41:54,840 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 08:41:54,845 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;@4d4cf24a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 08:41:54,846 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 08:41:54,849 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) [2024-10-24 08:41:54,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-10-24 08:41:54,857 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:41:54,858 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] [2024-10-24 08:41:54,859 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:41:54,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:41:54,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1966908938, now seen corresponding path program 1 times [2024-10-24 08:41:54,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 08:41:54,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1601438146] [2024-10-24 08:41:54,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:41:54,878 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 08:41:54,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 08:41:54,885 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 08:41:54,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-24 08:41:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:41:55,280 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-24 08:41:55,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 08:41:55,326 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-10-24 08:41:55,327 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 08:41:55,327 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 08:41:55,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1601438146] [2024-10-24 08:41:55,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1601438146] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 08:41:55,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 08:41:55,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 08:41:55,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657432587] [2024-10-24 08:41:55,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 08:41:55,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 08:41:55,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 08:41:55,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 08:41:55,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 08:41:55,352 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) [2024-10-24 08:41:59,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 08:41:59,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 08:41:59,465 INFO L93 Difference]: Finished difference Result 91 states and 158 transitions. [2024-10-24 08:41:59,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 08:41:59,497 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 [2024-10-24 08:41:59,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 08:41:59,515 INFO L225 Difference]: With dead ends: 91 [2024-10-24 08:41:59,515 INFO L226 Difference]: Without dead ends: 45 [2024-10-24 08:41:59,517 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 [2024-10-24 08:41:59,522 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-10-24 08:41:59,522 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 64 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-10-24 08:41:59,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2024-10-24 08:41:59,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2024-10-24 08:41:59,552 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) [2024-10-24 08:41:59,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 67 transitions. [2024-10-24 08:41:59,554 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 67 transitions. Word has length 100 [2024-10-24 08:41:59,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 08:41:59,555 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 67 transitions. [2024-10-24 08:41:59,555 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) [2024-10-24 08:41:59,555 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2024-10-24 08:41:59,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-10-24 08:41:59,558 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:41:59,558 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] [2024-10-24 08:41:59,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-24 08:41:59,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 08:41:59,760 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:41:59,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:41:59,760 INFO L85 PathProgramCache]: Analyzing trace with hash 904754814, now seen corresponding path program 1 times [2024-10-24 08:41:59,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 08:41:59,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1987369088] [2024-10-24 08:41:59,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:41:59,761 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 08:41:59,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 08:41:59,764 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 08:41:59,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-24 08:42:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:42:00,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-10-24 08:42:00,224 INFO L278 TraceCheckSpWp]: Computing forward predicates...