./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-72.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-72.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 03b6c8c21580a8ecb4c1565f878b3061aaf6575afb72b6542060848d80b6e4a3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 08:48:12,845 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 08:48:12,938 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 08:48:12,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 08:48:12,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 08:48:12,968 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 08:48:12,969 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 08:48:12,969 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 08:48:12,970 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 08:48:12,970 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 08:48:12,970 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 08:48:12,971 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 08:48:12,971 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 08:48:12,971 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 08:48:12,972 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 08:48:12,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 08:48:12,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 08:48:12,974 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 08:48:12,975 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 08:48:12,975 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 08:48:12,975 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 08:48:12,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 08:48:12,979 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 08:48:12,979 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 08:48:12,979 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 08:48:12,980 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 08:48:12,980 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 08:48:12,980 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 08:48:12,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 08:48:12,981 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 08:48:12,981 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 08:48:12,981 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 08:48:12,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:48:12,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 08:48:12,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 08:48:12,982 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 08:48:12,985 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 08:48:12,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 08:48:12,985 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 08:48:12,985 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 08:48:12,986 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 08:48:12,987 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 08:48:12,987 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03b6c8c21580a8ecb4c1565f878b3061aaf6575afb72b6542060848d80b6e4a3 [2024-10-24 08:48:13,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 08:48:13,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 08:48:13,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 08:48:13,253 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 08:48:13,253 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 08:48:13,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i [2024-10-24 08:48:14,737 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 08:48:14,961 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 08:48:14,962 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i [2024-10-24 08:48:14,970 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55bd2048e/f4b275acb04b47978cc7341eb7fda05f/FLAG16c56df9a [2024-10-24 08:48:14,990 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55bd2048e/f4b275acb04b47978cc7341eb7fda05f [2024-10-24 08:48:14,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 08:48:14,993 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 08:48:14,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 08:48:14,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 08:48:15,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 08:48:15,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:48:14" (1/1) ... [2024-10-24 08:48:15,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6ea014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15, skipping insertion in model container [2024-10-24 08:48:15,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:48:14" (1/1) ... [2024-10-24 08:48:15,030 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 08:48:15,193 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-72.i[917,930] [2024-10-24 08:48:15,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:48:15,253 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 08:48:15,266 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-72.i[917,930] [2024-10-24 08:48:15,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:48:15,309 INFO L204 MainTranslator]: Completed translation [2024-10-24 08:48:15,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15 WrapperNode [2024-10-24 08:48:15,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 08:48:15,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 08:48:15,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 08:48:15,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 08:48:15,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,326 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,349 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2024-10-24 08:48:15,349 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 08:48:15,350 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 08:48:15,350 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 08:48:15,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 08:48:15,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,362 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,381 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 08:48:15,381 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,400 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 08:48:15,401 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 08:48:15,401 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 08:48:15,401 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 08:48:15,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (1/1) ... [2024-10-24 08:48:15,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:48:15,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 08:48:15,441 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 08:48:15,444 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 08:48:15,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 08:48:15,491 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 08:48:15,492 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 08:48:15,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 08:48:15,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 08:48:15,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 08:48:15,573 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 08:48:15,575 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 08:48:15,852 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-24 08:48:15,853 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 08:48:15,904 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 08:48:15,905 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 08:48:15,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:48:15 BoogieIcfgContainer [2024-10-24 08:48:15,905 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 08:48:15,909 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 08:48:15,909 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 08:48:15,912 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 08:48:15,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 08:48:14" (1/3) ... [2024-10-24 08:48:15,914 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d6ebf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:48:15, skipping insertion in model container [2024-10-24 08:48:15,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:15" (2/3) ... [2024-10-24 08:48:15,915 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d6ebf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:48:15, skipping insertion in model container [2024-10-24 08:48:15,915 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:48:15" (3/3) ... [2024-10-24 08:48:15,916 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-72.i [2024-10-24 08:48:15,931 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 08:48:15,931 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 08:48:15,986 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 08:48:15,993 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;@6e42470c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 08:48:15,994 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 08:48:15,999 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 25 states have (on average 1.36) internal successors, (34), 26 states have internal predecessors, (34), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-10-24 08:48:16,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-10-24 08:48:16,008 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:48:16,009 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:48:16,009 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:48:16,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:48:16,014 INFO L85 PathProgramCache]: Analyzing trace with hash 281354206, now seen corresponding path program 1 times [2024-10-24 08:48:16,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 08:48:16,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636990051] [2024-10-24 08:48:16,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:48:16,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 08:48:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 08:48:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 08:48:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 08:48:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 08:48:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 08:48:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 08:48:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 08:48:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 08:48:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 08:48:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 08:48:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 08:48:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 08:48:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 08:48:16,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-24 08:48:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 08:48:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 08:48:16,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 08:48:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:16,417 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-10-24 08:48:16,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 08:48:16,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636990051] [2024-10-24 08:48:16,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636990051] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 08:48:16,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 08:48:16,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 08:48:16,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631300908] [2024-10-24 08:48:16,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 08:48:16,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 08:48:16,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 08:48:16,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 08:48:16,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 08:48:16,453 INFO L87 Difference]: Start difference. First operand has 45 states, 25 states have (on average 1.36) internal successors, (34), 26 states have internal predecessors, (34), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-24 08:48:16,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 08:48:16,490 INFO L93 Difference]: Finished difference Result 87 states and 151 transitions. [2024-10-24 08:48:16,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 08:48:16,492 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 104 [2024-10-24 08:48:16,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 08:48:16,499 INFO L225 Difference]: With dead ends: 87 [2024-10-24 08:48:16,500 INFO L226 Difference]: Without dead ends: 43 [2024-10-24 08:48:16,504 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 53 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 08:48:16,508 INFO L432 NwaCegarLoop]: 60 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, 60 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 08:48:16,509 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 60 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 08:48:16,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2024-10-24 08:48:16,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2024-10-24 08:48:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 24 states have internal predecessors, (29), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-10-24 08:48:16,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 63 transitions. [2024-10-24 08:48:16,555 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 63 transitions. Word has length 104 [2024-10-24 08:48:16,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 08:48:16,555 INFO L471 AbstractCegarLoop]: Abstraction has 43 states and 63 transitions. [2024-10-24 08:48:16,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-24 08:48:16,556 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2024-10-24 08:48:16,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-10-24 08:48:16,561 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:48:16,561 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:48:16,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 08:48:16,562 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:48:16,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:48:16,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1844682020, now seen corresponding path program 1 times [2024-10-24 08:48:16,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 08:48:16,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326137103] [2024-10-24 08:48:16,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:48:16,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 08:48:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 08:48:16,747 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 08:48:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 08:48:16,890 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 08:48:16,891 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 08:48:16,893 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-24 08:48:16,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 08:48:16,900 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-24 08:48:16,998 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 08:48:17,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 08:48:17 BoogieIcfgContainer [2024-10-24 08:48:17,002 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 08:48:17,003 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 08:48:17,003 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 08:48:17,003 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 08:48:17,003 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:48:15" (3/4) ... [2024-10-24 08:48:17,005 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 08:48:17,007 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 08:48:17,007 INFO L158 Benchmark]: Toolchain (without parser) took 2013.88ms. Allocated memory is still 169.9MB. Free memory was 140.8MB in the beginning and 90.5MB in the end (delta: 50.3MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2024-10-24 08:48:17,008 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 123.7MB. Free memory was 84.7MB in the beginning and 84.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 08:48:17,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.28ms. Allocated memory is still 169.9MB. Free memory was 140.1MB in the beginning and 126.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-24 08:48:17,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.09ms. Allocated memory is still 169.9MB. Free memory was 126.0MB in the beginning and 124.0MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 08:48:17,010 INFO L158 Benchmark]: Boogie Preprocessor took 49.86ms. Allocated memory is still 169.9MB. Free memory was 124.0MB in the beginning and 121.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-24 08:48:17,011 INFO L158 Benchmark]: RCFGBuilder took 504.68ms. Allocated memory is still 169.9MB. Free memory was 121.2MB in the beginning and 103.1MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-24 08:48:17,013 INFO L158 Benchmark]: TraceAbstraction took 1093.34ms. Allocated memory is still 169.9MB. Free memory was 102.4MB in the beginning and 91.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2024-10-24 08:48:17,014 INFO L158 Benchmark]: Witness Printer took 4.15ms. Allocated memory is still 169.9MB. Free memory was 91.6MB in the beginning and 90.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 08:48:17,016 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 123.7MB. Free memory was 84.7MB in the beginning and 84.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.28ms. Allocated memory is still 169.9MB. Free memory was 140.1MB in the beginning and 126.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.09ms. Allocated memory is still 169.9MB. Free memory was 126.0MB in the beginning and 124.0MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.86ms. Allocated memory is still 169.9MB. Free memory was 124.0MB in the beginning and 121.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 504.68ms. Allocated memory is still 169.9MB. Free memory was 121.2MB in the beginning and 103.1MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1093.34ms. Allocated memory is still 169.9MB. Free memory was 102.4MB in the beginning and 91.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Witness Printer took 4.15ms. Allocated memory is still 169.9MB. Free memory was 91.6MB in the beginning and 90.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 96. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_6 = 0; [L24] unsigned char var_1_8 = 1; [L25] unsigned char var_1_9 = 0; [L26] unsigned long int var_1_10 = 2; [L27] signed char var_1_11 = -16; [L28] signed char var_1_12 = -2; [L29] signed char var_1_13 = -10; [L30] signed char var_1_14 = 4; [L31] double var_1_15 = 256.4; [L32] float var_1_16 = 0.25; [L33] double var_1_17 = 1000000000.2; [L34] double var_1_18 = 50.5; [L35] double var_1_19 = 9.5; [L36] double var_1_20 = 1000000000.4; [L37] signed char var_1_21 = 4; [L38] unsigned short int var_1_22 = 10000; [L39] unsigned char last_1_var_1_1 = 1; [L40] double last_1_var_1_15 = 256.4; [L100] isInitial = 1 [L101] FCALL initially() [L102] COND TRUE 1 [L103] CALL updateLastVariables() [L92] last_1_var_1_1 = var_1_1 [L93] last_1_var_1_15 = var_1_15 [L103] RET updateLastVariables() [L104] CALL updateVariables() [L63] var_1_6 = __VERIFIER_nondet_uchar() [L64] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_8=1, var_1_9=0] [L64] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_8=1, var_1_9=0] [L65] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L65] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=1, var_1_9=0] [L66] var_1_8 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_9=0] [L67] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_9=0] [L68] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L68] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L69] var_1_9 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0] [L70] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0] [L71] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L71] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L72] var_1_12 = __VERIFIER_nondet_char() [L73] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L73] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L74] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L74] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L75] var_1_13 = __VERIFIER_nondet_char() [L76] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L76] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L77] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L77] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L78] var_1_14 = __VERIFIER_nondet_char() [L79] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L79] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L80] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L80] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_16=1/4, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L81] var_1_16 = __VERIFIER_nondet_float() [L82] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L82] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L83] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L83] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_17=5000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L84] var_1_17 = __VERIFIER_nondet_double() [L85] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L85] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L86] var_1_18 = __VERIFIER_nondet_double() [L87] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L87] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_19=19/2, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L88] var_1_19 = __VERIFIER_nondet_double() [L89] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L89] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L104] RET updateVariables() [L105] CALL step() [L44] COND FALSE !(\read(var_1_9)) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-16, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_1=1, var_1_20=5000000002/5, var_1_21=4, var_1_22=10000, var_1_6=1, var_1_8=0, var_1_9=0] [L47] var_1_11 = (((((var_1_12 + var_1_13)) < ((10 - var_1_14))) ? ((var_1_12 + var_1_13)) : ((10 - var_1_14)))) [L48] var_1_20 = var_1_19 [L49] var_1_21 = 1 [L50] var_1_22 = 10 VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-116, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_19=1000000005, var_1_1=1, var_1_20=1000000005, var_1_21=1, var_1_22=10, var_1_6=1, var_1_8=0, var_1_9=0] [L51] COND FALSE !((var_1_20 + (var_1_20 / var_1_16)) == var_1_20) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-116, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_19=1000000005, var_1_1=1, var_1_20=1000000005, var_1_21=1, var_1_22=10, var_1_6=1, var_1_8=0, var_1_9=0] [L58] COND TRUE var_1_20 < (((((var_1_15) < (var_1_15)) ? (var_1_15) : (var_1_15))) * var_1_15) [L59] var_1_1 = (var_1_6 && ((last_1_var_1_1 || var_1_8) && var_1_9)) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-116, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_19=1000000005, var_1_1=0, var_1_20=1000000005, var_1_21=1, var_1_22=10, var_1_6=1, var_1_8=0, var_1_9=0] [L105] RET step() [L106] CALL, EXPR property() [L96-L97] return (((((((var_1_20 < (((((var_1_15) < (var_1_15)) ? (var_1_15) : (var_1_15))) * var_1_15)) ? (var_1_1 == ((unsigned char) (var_1_6 && ((last_1_var_1_1 || var_1_8) && var_1_9)))) : 1) && (var_1_9 ? (var_1_10 == ((unsigned long int) 2u)) : 1)) && (var_1_11 == ((signed char) (((((var_1_12 + var_1_13)) < ((10 - var_1_14))) ? ((var_1_12 + var_1_13)) : ((10 - var_1_14))))))) && (((var_1_20 + (var_1_20 / var_1_16)) == var_1_20) ? ((var_1_20 >= last_1_var_1_15) ? (var_1_15 == ((double) (var_1_17 - (((((var_1_18 + var_1_19)) < (9.9999999999995E12)) ? ((var_1_18 + var_1_19)) : (9.9999999999995E12)))))) : (var_1_15 == ((double) ((((var_1_17) < ((5.75 + var_1_19))) ? (var_1_17) : ((5.75 + var_1_19))))))) : 1)) && (var_1_20 == ((double) var_1_19))) && (var_1_21 == ((signed char) 1))) && (var_1_22 == ((unsigned short int) 10)) ; [L106] RET, EXPR property() [L106] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-116, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_19=1000000005, var_1_1=0, var_1_20=1000000005, var_1_21=1, var_1_22=10, var_1_6=1, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=1282/5, last_1_var_1_1=1, var_1_10=2, var_1_11=-116, var_1_12=63, var_1_13=-63, var_1_14=126, var_1_15=1282/5, var_1_19=1000000005, var_1_1=0, var_1_20=1000000005, var_1_21=1, var_1_22=10, var_1_6=1, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 17, 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, 60 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, 60 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 208 NumberOfCodeBlocks, 208 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 103 ConstructedInterpolants, 0 QuantifiedInterpolants, 103 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 544/544 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 08:48:17,052 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-72.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 03b6c8c21580a8ecb4c1565f878b3061aaf6575afb72b6542060848d80b6e4a3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 08:48:19,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 08:48:19,352 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-24 08:48:19,358 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 08:48:19,358 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 08:48:19,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 08:48:19,398 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 08:48:19,398 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 08:48:19,399 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 08:48:19,403 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 08:48:19,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 08:48:19,404 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 08:48:19,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 08:48:19,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 08:48:19,406 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 08:48:19,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 08:48:19,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 08:48:19,407 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 08:48:19,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 08:48:19,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 08:48:19,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 08:48:19,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 08:48:19,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 08:48:19,409 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 08:48:19,409 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 08:48:19,410 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 08:48:19,410 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 08:48:19,410 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 08:48:19,411 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 08:48:19,411 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 08:48:19,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 08:48:19,411 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 08:48:19,412 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 08:48:19,412 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 08:48:19,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:48:19,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 08:48:19,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 08:48:19,414 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 08:48:19,414 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 08:48:19,414 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 08:48:19,414 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 08:48:19,415 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 08:48:19,415 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 08:48:19,416 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 08:48:19,416 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 08:48:19,416 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03b6c8c21580a8ecb4c1565f878b3061aaf6575afb72b6542060848d80b6e4a3 [2024-10-24 08:48:19,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 08:48:19,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 08:48:19,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 08:48:19,799 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 08:48:19,800 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 08:48:19,801 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i [2024-10-24 08:48:21,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 08:48:21,624 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 08:48:21,625 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-72.i [2024-10-24 08:48:21,633 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/957e04830/62d01dae40d84f7f9fce828bdbcc4110/FLAGeb683cd92 [2024-10-24 08:48:21,644 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/957e04830/62d01dae40d84f7f9fce828bdbcc4110 [2024-10-24 08:48:21,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 08:48:21,648 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 08:48:21,649 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 08:48:21,649 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 08:48:21,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 08:48:21,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:48:21" (1/1) ... [2024-10-24 08:48:21,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@778921e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:21, skipping insertion in model container [2024-10-24 08:48:21,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 08:48:21" (1/1) ... [2024-10-24 08:48:21,682 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 08:48:21,894 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-72.i[917,930] [2024-10-24 08:48:21,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:48:21,983 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 08:48:21,995 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-72.i[917,930] [2024-10-24 08:48:22,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 08:48:22,052 INFO L204 MainTranslator]: Completed translation [2024-10-24 08:48:22,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22 WrapperNode [2024-10-24 08:48:22,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 08:48:22,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 08:48:22,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 08:48:22,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 08:48:22,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,107 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2024-10-24 08:48:22,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 08:48:22,112 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 08:48:22,112 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 08:48:22,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 08:48:22,123 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,128 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,145 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 08:48:22,149 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,150 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,181 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 08:48:22,182 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 08:48:22,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 08:48:22,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 08:48:22,183 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (1/1) ... [2024-10-24 08:48:22,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 08:48:22,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 08:48:22,222 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 08:48:22,226 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 08:48:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 08:48:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 08:48:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 08:48:22,278 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 08:48:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 08:48:22,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 08:48:22,348 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 08:48:22,350 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 08:48:38,105 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-24 08:48:38,105 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 08:48:38,171 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 08:48:38,171 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 08:48:38,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:48:38 BoogieIcfgContainer [2024-10-24 08:48:38,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 08:48:38,174 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 08:48:38,174 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 08:48:38,179 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 08:48:38,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 08:48:21" (1/3) ... [2024-10-24 08:48:38,180 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b326cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:48:38, skipping insertion in model container [2024-10-24 08:48:38,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 08:48:22" (2/3) ... [2024-10-24 08:48:38,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b326cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 08:48:38, skipping insertion in model container [2024-10-24 08:48:38,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 08:48:38" (3/3) ... [2024-10-24 08:48:38,183 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-72.i [2024-10-24 08:48:38,201 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 08:48:38,202 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 08:48:38,268 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 08:48:38,275 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;@58b2e6f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 08:48:38,276 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 08:48:38,279 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 25 states have (on average 1.36) internal successors, (34), 26 states have internal predecessors, (34), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-10-24 08:48:38,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-10-24 08:48:38,292 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:48:38,292 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:48:38,293 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:48:38,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:48:38,299 INFO L85 PathProgramCache]: Analyzing trace with hash 281354206, now seen corresponding path program 1 times [2024-10-24 08:48:38,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 08:48:38,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [262722405] [2024-10-24 08:48:38,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:48:38,314 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 08:48:38,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 08:48:38,318 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 08:48:38,319 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 08:48:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:39,388 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-24 08:48:39,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 08:48:39,443 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-10-24 08:48:39,444 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 08:48:39,444 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 08:48:39,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [262722405] [2024-10-24 08:48:39,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [262722405] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 08:48:39,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 08:48:39,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 08:48:39,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086963336] [2024-10-24 08:48:39,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 08:48:39,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 08:48:39,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 08:48:39,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 08:48:39,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 08:48:39,480 INFO L87 Difference]: Start difference. First operand has 45 states, 25 states have (on average 1.36) internal successors, (34), 26 states have internal predecessors, (34), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-24 08:48:43,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 08:48:43,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 08:48:43,913 INFO L93 Difference]: Finished difference Result 87 states and 151 transitions. [2024-10-24 08:48:44,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 08:48:44,036 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 104 [2024-10-24 08:48:44,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 08:48:44,041 INFO L225 Difference]: With dead ends: 87 [2024-10-24 08:48:44,041 INFO L226 Difference]: Without dead ends: 43 [2024-10-24 08:48:44,043 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 103 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 08:48:44,046 INFO L432 NwaCegarLoop]: 60 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-10-24 08:48:44,047 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 60 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-10-24 08:48:44,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2024-10-24 08:48:44,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2024-10-24 08:48:44,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 24 states have (on average 1.2083333333333333) internal successors, (29), 24 states have internal predecessors, (29), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-10-24 08:48:44,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 63 transitions. [2024-10-24 08:48:44,090 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 63 transitions. Word has length 104 [2024-10-24 08:48:44,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 08:48:44,091 INFO L471 AbstractCegarLoop]: Abstraction has 43 states and 63 transitions. [2024-10-24 08:48:44,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-10-24 08:48:44,092 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2024-10-24 08:48:44,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-10-24 08:48:44,094 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 08:48:44,094 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:48:44,126 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 08:48:44,295 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 08:48:44,296 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 08:48:44,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 08:48:44,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1844682020, now seen corresponding path program 1 times [2024-10-24 08:48:44,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 08:48:44,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2122943799] [2024-10-24 08:48:44,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 08:48:44,297 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 08:48:44,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 08:48:44,301 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 08:48:44,303 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 08:48:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 08:48:45,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-24 08:48:45,390 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 08:49:02,942 WARN L286 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-24 08:49:11,124 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-24 08:49:19,470 WARN L286 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-24 08:49:27,799 WARN L286 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-24 08:49:36,108 WARN L286 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-24 08:49:44,427 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)