/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-26.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-23 08:16:06,087 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-23 08:16:06,159 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-23 08:16:06,163 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-23 08:16:06,164 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-23 08:16:06,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-23 08:16:06,187 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-23 08:16:06,187 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-23 08:16:06,188 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-23 08:16:06,190 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-23 08:16:06,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-23 08:16:06,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-23 08:16:06,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-23 08:16:06,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-23 08:16:06,193 INFO L153 SettingsManager]: * Use SBE=true [2023-12-23 08:16:06,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-23 08:16:06,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-23 08:16:06,193 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-23 08:16:06,193 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-23 08:16:06,194 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-23 08:16:06,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-23 08:16:06,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-23 08:16:06,194 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-23 08:16:06,194 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-23 08:16:06,195 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-23 08:16:06,195 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-23 08:16:06,195 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-23 08:16:06,195 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-23 08:16:06,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-23 08:16:06,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-23 08:16:06,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-23 08:16:06,196 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-23 08:16:06,196 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-23 08:16:06,196 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-23 08:16:06,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 08:16:06,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-23 08:16:06,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-23 08:16:06,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-23 08:16:06,197 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-23 08:16:06,197 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-23 08:16:06,197 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-23 08:16:06,197 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-23 08:16:06,198 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-23 08:16:06,198 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-23 08:16:06,198 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-23 08:16:06,198 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-23 08:16:06,198 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-23 08:16:06,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-23 08:16:06,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-23 08:16:06,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-23 08:16:06,412 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-23 08:16:06,413 INFO L274 PluginConnector]: CDTParser initialized [2023-12-23 08:16:06,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-26.i [2023-12-23 08:16:07,444 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-23 08:16:07,626 INFO L384 CDTParser]: Found 1 translation units. [2023-12-23 08:16:07,627 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-26.i [2023-12-23 08:16:07,635 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d4904610/14193c1e49c74c099b833b523ec0d190/FLAG1b69f2a9b [2023-12-23 08:16:07,646 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d4904610/14193c1e49c74c099b833b523ec0d190 [2023-12-23 08:16:07,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-23 08:16:07,649 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-23 08:16:07,650 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-23 08:16:07,650 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-23 08:16:07,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-23 08:16:07,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:07,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2207a808 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07, skipping insertion in model container [2023-12-23 08:16:07,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:07,685 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-23 08:16:07,786 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-26.i[919,932] [2023-12-23 08:16:07,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 08:16:07,871 INFO L202 MainTranslator]: Completed pre-run [2023-12-23 08:16:07,879 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-26.i[919,932] [2023-12-23 08:16:07,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 08:16:07,920 INFO L206 MainTranslator]: Completed translation [2023-12-23 08:16:07,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07 WrapperNode [2023-12-23 08:16:07,920 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-23 08:16:07,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-23 08:16:07,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-23 08:16:07,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-23 08:16:07,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:07,936 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:07,963 INFO L138 Inliner]: procedures = 27, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 256 [2023-12-23 08:16:07,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-23 08:16:07,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-23 08:16:07,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-23 08:16:07,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-23 08:16:07,996 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:07,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:08,002 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:08,020 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]. [2023-12-23 08:16:08,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:08,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:08,029 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:08,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:08,039 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:08,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:08,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-23 08:16:08,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-23 08:16:08,045 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-23 08:16:08,045 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-23 08:16:08,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (1/1) ... [2023-12-23 08:16:08,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 08:16:08,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-23 08:16:08,076 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) [2023-12-23 08:16:08,085 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 [2023-12-23 08:16:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-23 08:16:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-23 08:16:08,102 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-23 08:16:08,103 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-23 08:16:08,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-23 08:16:08,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-23 08:16:08,206 INFO L241 CfgBuilder]: Building ICFG [2023-12-23 08:16:08,207 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-23 08:16:21,826 INFO L282 CfgBuilder]: Performing block encoding [2023-12-23 08:16:21,855 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-23 08:16:21,855 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-23 08:16:21,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:16:21 BoogieIcfgContainer [2023-12-23 08:16:21,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-23 08:16:21,857 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-23 08:16:21,857 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-23 08:16:21,860 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-23 08:16:21,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 08:16:07" (1/3) ... [2023-12-23 08:16:21,860 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56883534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:16:21, skipping insertion in model container [2023-12-23 08:16:21,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:16:07" (2/3) ... [2023-12-23 08:16:21,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56883534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:16:21, skipping insertion in model container [2023-12-23 08:16:21,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:16:21" (3/3) ... [2023-12-23 08:16:21,862 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-26.i [2023-12-23 08:16:21,874 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-23 08:16:21,874 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-23 08:16:21,905 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-23 08:16:21,910 INFO L357 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, mHoare=true, 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;@568d6ea0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-23 08:16:21,910 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-23 08:16:21,913 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 60 states have (on average 1.4666666666666666) internal successors, (88), 61 states have internal predecessors, (88), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-23 08:16:21,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2023-12-23 08:16:21,939 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 08:16:21,940 INFO L195 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-23 08:16:21,940 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 08:16:21,944 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 08:16:21,944 INFO L85 PathProgramCache]: Analyzing trace with hash 943518252, now seen corresponding path program 1 times [2023-12-23 08:16:21,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 08:16:21,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [315141054] [2023-12-23 08:16:21,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 08:16:21,955 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 [2023-12-23 08:16:21,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 08:16:21,957 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) [2023-12-23 08:16:21,998 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 [2023-12-23 08:16:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 08:16:22,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-23 08:16:22,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 08:16:23,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 1586 proven. 0 refuted. 0 times theorem prover too weak. 2554 trivial. 0 not checked. [2023-12-23 08:16:23,031 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-23 08:16:23,036 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 08:16:23,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [315141054] [2023-12-23 08:16:23,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [315141054] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-23 08:16:23,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-23 08:16:23,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-23 08:16:23,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289043044] [2023-12-23 08:16:23,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 08:16:23,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-23 08:16:23,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 08:16:23,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-23 08:16:23,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-23 08:16:23,076 INFO L87 Difference]: Start difference. First operand has 109 states, 60 states have (on average 1.4666666666666666) internal successors, (88), 61 states have internal predecessors, (88), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-12-23 08:16:27,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.69s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:16:27,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 08:16:27,864 INFO L93 Difference]: Finished difference Result 215 states and 404 transitions. [2023-12-23 08:16:28,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-23 08:16:28,123 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 275 [2023-12-23 08:16:28,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 08:16:28,129 INFO L225 Difference]: With dead ends: 215 [2023-12-23 08:16:28,129 INFO L226 Difference]: Without dead ends: 107 [2023-12-23 08:16:28,132 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 274 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-23 08:16:28,134 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-12-23 08:16:28,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 171 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2023-12-23 08:16:28,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2023-12-23 08:16:28,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2023-12-23 08:16:28,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 59 states have (on average 1.3898305084745763) internal successors, (82), 59 states have internal predecessors, (82), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-23 08:16:28,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 174 transitions. [2023-12-23 08:16:28,180 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 174 transitions. Word has length 275 [2023-12-23 08:16:28,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 08:16:28,180 INFO L495 AbstractCegarLoop]: Abstraction has 107 states and 174 transitions. [2023-12-23 08:16:28,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-12-23 08:16:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 174 transitions. [2023-12-23 08:16:28,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2023-12-23 08:16:28,184 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 08:16:28,184 INFO L195 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-23 08:16:28,209 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-23 08:16:28,385 WARN L477 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 [2023-12-23 08:16:28,385 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 08:16:28,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 08:16:28,386 INFO L85 PathProgramCache]: Analyzing trace with hash -233235920, now seen corresponding path program 1 times [2023-12-23 08:16:28,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 08:16:28,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [916326475] [2023-12-23 08:16:28,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 08:16:28,387 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 [2023-12-23 08:16:28,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 08:16:28,388 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) [2023-12-23 08:16:28,425 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 [2023-12-23 08:16:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 08:16:29,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-23 08:16:29,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 08:16:33,395 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 709 proven. 123 refuted. 0 times theorem prover too weak. 3308 trivial. 0 not checked. [2023-12-23 08:16:33,395 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-23 08:16:33,874 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2023-12-23 08:16:33,874 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 08:16:33,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [916326475] [2023-12-23 08:16:33,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [916326475] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-23 08:16:33,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-23 08:16:33,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-12-23 08:16:33,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148244193] [2023-12-23 08:16:33,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 08:16:33,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-23 08:16:33,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 08:16:33,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-23 08:16:33,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-23 08:16:33,877 INFO L87 Difference]: Start difference. First operand 107 states and 174 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2023-12-23 08:16:39,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:16:43,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:16:47,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:16:51,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:16:55,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:16:56,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 08:16:56,314 INFO L93 Difference]: Finished difference Result 251 states and 407 transitions. [2023-12-23 08:16:56,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-23 08:16:56,315 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 275 [2023-12-23 08:16:56,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 08:16:56,319 INFO L225 Difference]: With dead ends: 251 [2023-12-23 08:16:56,319 INFO L226 Difference]: Without dead ends: 145 [2023-12-23 08:16:56,320 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 541 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-12-23 08:16:56,321 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 100 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.3s IncrementalHoareTripleChecker+Time [2023-12-23 08:16:56,321 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 521 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 5 Unknown, 0 Unchecked, 22.3s Time] [2023-12-23 08:16:56,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2023-12-23 08:16:56,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 142. [2023-12-23 08:16:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 90 states have (on average 1.4777777777777779) internal successors, (133), 91 states have internal predecessors, (133), 49 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-12-23 08:16:56,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 231 transitions. [2023-12-23 08:16:56,336 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 231 transitions. Word has length 275 [2023-12-23 08:16:56,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 08:16:56,337 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 231 transitions. [2023-12-23 08:16:56,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2023-12-23 08:16:56,337 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 231 transitions. [2023-12-23 08:16:56,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2023-12-23 08:16:56,344 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 08:16:56,344 INFO L195 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-23 08:16:56,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-12-23 08:16:56,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-23 08:16:56,554 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 08:16:56,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 08:16:56,555 INFO L85 PathProgramCache]: Analyzing trace with hash -759360219, now seen corresponding path program 1 times [2023-12-23 08:16:56,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 08:16:56,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1664816950] [2023-12-23 08:16:56,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 08:16:56,556 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 [2023-12-23 08:16:56,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 08:16:56,558 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-23 08:16:56,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-23 08:16:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 08:16:57,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-23 08:16:57,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 08:17:01,479 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2023-12-23 08:17:01,480 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-23 08:17:01,480 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 08:17:01,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1664816950] [2023-12-23 08:17:01,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1664816950] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-23 08:17:01,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-23 08:17:01,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-23 08:17:01,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217694577] [2023-12-23 08:17:01,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 08:17:01,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-23 08:17:01,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 08:17:01,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-23 08:17:01,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-23 08:17:01,483 INFO L87 Difference]: Start difference. First operand 142 states and 231 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2023-12-23 08:17:05,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-23 08:17:09,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.66s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-23 08:17:13,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-23 08:17:18,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-23 08:17:22,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-23 08:17:26,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-23 08:17:31,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.65s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:17:35,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:17:39,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-23 08:17:43,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:17:43,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 08:17:43,277 INFO L93 Difference]: Finished difference Result 444 states and 727 transitions. [2023-12-23 08:17:43,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-23 08:17:43,541 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 276 [2023-12-23 08:17:43,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 08:17:43,545 INFO L225 Difference]: With dead ends: 444 [2023-12-23 08:17:43,545 INFO L226 Difference]: Without dead ends: 303 [2023-12-23 08:17:43,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-12-23 08:17:43,547 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 169 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 93 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.6s IncrementalHoareTripleChecker+Time [2023-12-23 08:17:43,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 569 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 124 Invalid, 9 Unknown, 0 Unchecked, 41.6s Time] [2023-12-23 08:17:43,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2023-12-23 08:17:43,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 249. [2023-12-23 08:17:43,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 150 states have (on average 1.4333333333333333) internal successors, (215), 151 states have internal predecessors, (215), 95 states have call successors, (95), 3 states have call predecessors, (95), 3 states have return successors, (95), 94 states have call predecessors, (95), 95 states have call successors, (95) [2023-12-23 08:17:43,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 405 transitions. [2023-12-23 08:17:43,603 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 405 transitions. Word has length 276 [2023-12-23 08:17:43,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 08:17:43,603 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 405 transitions. [2023-12-23 08:17:43,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2023-12-23 08:17:43,604 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 405 transitions. [2023-12-23 08:17:43,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2023-12-23 08:17:43,611 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 08:17:43,611 INFO L195 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-23 08:17:43,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-12-23 08:17:43,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-23 08:17:43,825 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 08:17:43,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 08:17:43,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1947259175, now seen corresponding path program 1 times [2023-12-23 08:17:43,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 08:17:43,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [328494919] [2023-12-23 08:17:43,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 08:17:43,826 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 [2023-12-23 08:17:43,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 08:17:43,827 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-23 08:17:43,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-23 08:17:44,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 08:17:44,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-23 08:17:44,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 08:17:45,418 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 633 proven. 9 refuted. 0 times theorem prover too weak. 3498 trivial. 0 not checked. [2023-12-23 08:17:45,418 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-23 08:17:46,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 126 proven. 9 refuted. 0 times theorem prover too weak. 4005 trivial. 0 not checked. [2023-12-23 08:17:46,284 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 08:17:46,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [328494919] [2023-12-23 08:17:46,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [328494919] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-23 08:17:46,284 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-23 08:17:46,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-12-23 08:17:46,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598547319] [2023-12-23 08:17:46,285 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-23 08:17:46,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-23 08:17:46,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 08:17:46,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-23 08:17:46,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-23 08:17:46,286 INFO L87 Difference]: Start difference. First operand 249 states and 405 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-12-23 08:17:54,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.70s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:17:58,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:18:02,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 08:18:04,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 08:18:04,207 INFO L93 Difference]: Finished difference Result 578 states and 930 transitions. [2023-12-23 08:18:04,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-23 08:18:04,209 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 276 [2023-12-23 08:18:04,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 08:18:04,212 INFO L225 Difference]: With dead ends: 578 [2023-12-23 08:18:04,212 INFO L226 Difference]: Without dead ends: 330 [2023-12-23 08:18:04,214 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 554 GetRequests, 544 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-12-23 08:18:04,215 INFO L413 NwaCegarLoop]: 185 mSDtfsCounter, 163 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 102 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2023-12-23 08:18:04,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 410 Invalid, 611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 506 Invalid, 3 Unknown, 0 Unchecked, 17.6s Time] [2023-12-23 08:18:04,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2023-12-23 08:18:04,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 321. [2023-12-23 08:18:04,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 178 states have (on average 1.348314606741573) internal successors, (240), 180 states have internal predecessors, (240), 137 states have call successors, (137), 5 states have call predecessors, (137), 5 states have return successors, (137), 135 states have call predecessors, (137), 137 states have call successors, (137) [2023-12-23 08:18:04,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 514 transitions. [2023-12-23 08:18:04,243 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 514 transitions. Word has length 276 [2023-12-23 08:18:04,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 08:18:04,243 INFO L495 AbstractCegarLoop]: Abstraction has 321 states and 514 transitions. [2023-12-23 08:18:04,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-12-23 08:18:04,244 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 514 transitions. [2023-12-23 08:18:04,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-12-23 08:18:04,245 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 08:18:04,245 INFO L195 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-23 08:18:04,271 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-12-23 08:18:04,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-23 08:18:04,456 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 08:18:04,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 08:18:04,457 INFO L85 PathProgramCache]: Analyzing trace with hash 218920968, now seen corresponding path program 1 times [2023-12-23 08:18:04,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 08:18:04,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1638310493] [2023-12-23 08:18:04,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 08:18:04,458 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 [2023-12-23 08:18:04,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 08:18:04,458 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-23 08:18:04,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-23 08:18:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 08:18:05,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-23 08:18:05,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 08:18:55,204 WARN L293 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:19:04,134 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:19:13,053 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:19:21,985 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:19:30,904 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:19:44,467 WARN L293 SmtUtils]: Spent 8.91s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:19:53,397 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:20:02,328 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:20:11,245 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:20:17,883 WARN L293 SmtUtils]: Spent 6.64s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:20:26,871 WARN L293 SmtUtils]: Spent 8.99s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:20:35,796 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:20:52,358 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:21:01,284 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:21:09,156 WARN L293 SmtUtils]: Spent 7.87s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:21:18,110 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:21:27,047 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:21:35,985 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:21:44,913 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:21:53,849 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:22:02,783 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:22:11,717 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:22:20,668 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:22:29,641 WARN L293 SmtUtils]: Spent 8.97s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:22:33,899 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854776000.0)) (= c_~var_1_22~0 c_~var_1_24~0) (not (= c_~var_1_10~0 (_ bv0 8))) (let ((.cse3 ((_ zero_extend 24) c_~var_1_24~0))) (let ((.cse5 (= (_ bv2 16) c_~var_1_25~0)) (.cse0 (bvsgt .cse3 (_ bv2 32)))) (or (and .cse0 (let ((.cse1 ((_ sign_extend 24) c_~var_1_9~0))) (let ((.cse4 (bvsgt .cse1 (_ bv2 32)))) (or (and (let ((.cse2 (bvslt .cse1 .cse3))) (or (and (= c_~var_1_25~0 ((_ extract 15 0) .cse1)) .cse2) (and (not .cse2) (= ((_ extract 15 0) .cse3) c_~var_1_25~0)))) .cse4) (and .cse5 (not .cse4)))))) (and .cse5 (not .cse0))))) (= c_~var_1_9~0 c_~var_1_11~0) (= ((_ zero_extend 8) c_~last_1_var_1_22~0) c_~var_1_12~0) (fp.gt (fp.div c_currentRoundingMode c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_26~0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0)) (fp.geq c_~var_1_13~0 .cse6) (= (_ bv10000 16) c_~last_1_var_1_12~0) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.leq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6)))) (and (fp.geq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (fp.leq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))))) (= c_~var_1_20~0 c_~var_1_21~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-23 08:22:38,165 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854776000.0)) (= c_~var_1_22~0 c_~var_1_24~0) (not (= c_~var_1_10~0 (_ bv0 8))) (let ((.cse3 ((_ zero_extend 24) c_~var_1_24~0))) (let ((.cse5 (= (_ bv2 16) c_~var_1_25~0)) (.cse0 (bvsgt .cse3 (_ bv2 32)))) (or (and .cse0 (let ((.cse1 ((_ sign_extend 24) c_~var_1_9~0))) (let ((.cse4 (bvsgt .cse1 (_ bv2 32)))) (or (and (let ((.cse2 (bvslt .cse1 .cse3))) (or (and (= c_~var_1_25~0 ((_ extract 15 0) .cse1)) .cse2) (and (not .cse2) (= ((_ extract 15 0) .cse3) c_~var_1_25~0)))) .cse4) (and .cse5 (not .cse4)))))) (and .cse5 (not .cse0))))) (= c_~var_1_9~0 c_~var_1_11~0) (= ((_ zero_extend 8) c_~last_1_var_1_22~0) c_~var_1_12~0) (fp.gt (fp.div c_currentRoundingMode c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_26~0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0)) (fp.geq c_~var_1_13~0 .cse6) (= (_ bv10000 16) c_~last_1_var_1_12~0) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (fp.leq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6)))) (and (fp.geq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (fp.leq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))))) (= c_~var_1_20~0 c_~var_1_21~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2023-12-23 08:22:46,708 WARN L293 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:22:55,668 WARN L293 SmtUtils]: Spent 8.96s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:23:04,613 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:23:13,535 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:23:20,188 WARN L293 SmtUtils]: Spent 6.65s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:23:29,131 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:23:38,081 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:23:47,027 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:23:55,978 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:24:04,907 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:24:13,844 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:24:22,796 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:24:31,738 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:24:40,667 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:24:49,599 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:24:58,500 WARN L293 SmtUtils]: Spent 8.90s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:25:07,459 WARN L293 SmtUtils]: Spent 8.96s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:25:16,459 WARN L293 SmtUtils]: Spent 9.00s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:25:25,404 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:25:34,334 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:25:43,258 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:25:52,175 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:26:01,106 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:26:10,044 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:26:18,607 WARN L293 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:26:27,549 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:26:36,487 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:26:45,463 WARN L293 SmtUtils]: Spent 8.97s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:26:54,411 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:27:03,346 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:27:10,979 WARN L293 SmtUtils]: Spent 7.63s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:27:19,941 WARN L293 SmtUtils]: Spent 8.96s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:27:26,853 WARN L293 SmtUtils]: Spent 6.91s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:27:35,787 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:27:44,740 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:27:53,705 WARN L293 SmtUtils]: Spent 8.96s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:28:02,663 WARN L293 SmtUtils]: Spent 8.96s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:28:11,604 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:28:20,703 WARN L293 SmtUtils]: Spent 9.10s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:28:29,692 WARN L293 SmtUtils]: Spent 8.99s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:28:38,629 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:28:47,555 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:28:56,492 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:29:05,434 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:29:14,354 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:29:23,272 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:29:32,162 WARN L293 SmtUtils]: Spent 8.89s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:29:41,095 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:29:49,994 WARN L293 SmtUtils]: Spent 8.90s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:29:58,911 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:30:05,494 WARN L293 SmtUtils]: Spent 6.58s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:30:14,411 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:30:18,670 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse9 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854776000.0)) (let ((.cse2 ((_ zero_extend 16) c_~var_1_12~0)) (.cse1 ((_ zero_extend 24) c_~var_1_22~0))) (let ((.cse0 (bvslt .cse2 .cse1))) (or (and .cse0 (= c_~var_1_1~0 (bvadd .cse1 .cse2))) (and (= c_~var_1_1~0 (bvmul .cse1 (_ bv2 32))) (not .cse0))))) (= c_~var_1_22~0 c_~var_1_24~0) (not (= c_~var_1_10~0 (_ bv0 8))) (let ((.cse6 ((_ zero_extend 24) c_~var_1_24~0))) (let ((.cse8 (= (_ bv2 16) c_~var_1_25~0)) (.cse3 (bvsgt .cse6 (_ bv2 32)))) (or (and .cse3 (let ((.cse4 ((_ sign_extend 24) c_~var_1_9~0))) (let ((.cse7 (bvsgt .cse4 (_ bv2 32)))) (or (and (let ((.cse5 (bvslt .cse4 .cse6))) (or (and (= c_~var_1_25~0 ((_ extract 15 0) .cse4)) .cse5) (and (not .cse5) (= ((_ extract 15 0) .cse6) c_~var_1_25~0)))) .cse7) (and .cse8 (not .cse7)))))) (and .cse8 (not .cse3))))) (= c_~var_1_9~0 c_~var_1_11~0) (= ((_ zero_extend 8) c_~last_1_var_1_22~0) c_~var_1_12~0) (fp.gt (fp.div c_currentRoundingMode c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_26~0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0)) (fp.geq c_~var_1_13~0 .cse9) (= (_ bv10000 16) c_~last_1_var_1_12~0) (let ((.cse10 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse10))) (fp.leq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9)))) (and (fp.geq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode .cse9)) (fp.leq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode .cse10))))) (= c_~var_1_20~0 c_~var_1_21~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-23 08:30:22,931 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse9 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854776000.0)) (let ((.cse2 ((_ zero_extend 16) c_~var_1_12~0)) (.cse1 ((_ zero_extend 24) c_~var_1_22~0))) (let ((.cse0 (bvslt .cse2 .cse1))) (or (and .cse0 (= c_~var_1_1~0 (bvadd .cse1 .cse2))) (and (= c_~var_1_1~0 (bvmul .cse1 (_ bv2 32))) (not .cse0))))) (= c_~var_1_22~0 c_~var_1_24~0) (not (= c_~var_1_10~0 (_ bv0 8))) (let ((.cse6 ((_ zero_extend 24) c_~var_1_24~0))) (let ((.cse8 (= (_ bv2 16) c_~var_1_25~0)) (.cse3 (bvsgt .cse6 (_ bv2 32)))) (or (and .cse3 (let ((.cse4 ((_ sign_extend 24) c_~var_1_9~0))) (let ((.cse7 (bvsgt .cse4 (_ bv2 32)))) (or (and (let ((.cse5 (bvslt .cse4 .cse6))) (or (and (= c_~var_1_25~0 ((_ extract 15 0) .cse4)) .cse5) (and (not .cse5) (= ((_ extract 15 0) .cse6) c_~var_1_25~0)))) .cse7) (and .cse8 (not .cse7)))))) (and .cse8 (not .cse3))))) (= c_~var_1_9~0 c_~var_1_11~0) (= ((_ zero_extend 8) c_~last_1_var_1_22~0) c_~var_1_12~0) (fp.gt (fp.div c_currentRoundingMode c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_26~0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0)) (fp.geq c_~var_1_13~0 .cse9) (= (_ bv10000 16) c_~last_1_var_1_12~0) (let ((.cse10 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse10))) (fp.leq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9)))) (and (fp.geq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode .cse9)) (fp.leq c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode .cse10))))) (= c_~var_1_20~0 c_~var_1_21~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2023-12-23 08:30:31,491 WARN L293 SmtUtils]: Spent 8.54s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:30:40,419 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 08:30:49,367 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) Received shutdown request... [2023-12-23 08:30:50,718 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-23 08:30:50,718 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-23 08:30:51,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-12-23 08:30:51,928 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-12-23 08:30:52,013 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-23 08:30:52,013 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 278 with TraceHistMax 46,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2023-12-23 08:30:52,016 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-12-23 08:30:52,018 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-23 08:30:52,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 08:30:52 BoogieIcfgContainer [2023-12-23 08:30:52,019 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-23 08:30:52,019 INFO L158 Benchmark]: Toolchain (without parser) took 884370.72ms. Allocated memory was 239.1MB in the beginning and 323.0MB in the end (delta: 83.9MB). Free memory was 176.3MB in the beginning and 143.9MB in the end (delta: 32.5MB). Peak memory consumption was 116.6MB. Max. memory is 8.0GB. [2023-12-23 08:30:52,019 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 239.1MB. Free memory is still 189.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-23 08:30:52,020 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.81ms. Allocated memory is still 239.1MB. Free memory was 176.1MB in the beginning and 158.9MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-12-23 08:30:52,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.32ms. Allocated memory is still 239.1MB. Free memory was 158.9MB in the beginning and 155.9MB in the end (delta: 3.0MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-23 08:30:52,020 INFO L158 Benchmark]: Boogie Preprocessor took 79.92ms. Allocated memory was 239.1MB in the beginning and 323.0MB in the end (delta: 83.9MB). Free memory was 155.9MB in the beginning and 285.9MB in the end (delta: -130.0MB). Peak memory consumption was 6.0MB. Max. memory is 8.0GB. [2023-12-23 08:30:52,020 INFO L158 Benchmark]: RCFGBuilder took 13811.34ms. Allocated memory is still 323.0MB. Free memory was 285.9MB in the beginning and 255.5MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2023-12-23 08:30:52,020 INFO L158 Benchmark]: TraceAbstraction took 870161.60ms. Allocated memory is still 323.0MB. Free memory was 255.0MB in the beginning and 143.9MB in the end (delta: 111.2MB). Peak memory consumption was 110.6MB. Max. memory is 8.0GB. [2023-12-23 08:30:52,021 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2023-12-23 08:30:52,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 239.1MB. Free memory is still 189.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 270.81ms. Allocated memory is still 239.1MB. Free memory was 176.1MB in the beginning and 158.9MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 42.32ms. Allocated memory is still 239.1MB. Free memory was 158.9MB in the beginning and 155.9MB in the end (delta: 3.0MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 79.92ms. Allocated memory was 239.1MB in the beginning and 323.0MB in the end (delta: 83.9MB). Free memory was 155.9MB in the beginning and 285.9MB in the end (delta: -130.0MB). Peak memory consumption was 6.0MB. Max. memory is 8.0GB. * RCFGBuilder took 13811.34ms. Allocated memory is still 323.0MB. Free memory was 285.9MB in the beginning and 255.5MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 870161.60ms. Allocated memory is still 323.0MB. Free memory was 255.0MB in the beginning and 143.9MB in the end (delta: 111.2MB). Peak memory consumption was 110.6MB. Max. memory is 8.0GB. * 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 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 19). Cancelled while NwaCegarLoop was analyzing trace of length 278 with TraceHistMax 46,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 109 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 870.1s, OverallIterations: 5, TraceHistogramMax: 46, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 87.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 18 mSolverCounterUnknown, 474 SdHoareTripleChecker+Valid, 86.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 432 mSDsluCounter, 1671 SdHoareTripleChecker+Invalid, 85.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 932 mSDsCounter, 195 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 652 IncrementalHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 195 mSolverCounterUnsat, 739 mSDtfsCounter, 652 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1654 GetRequests, 1631 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=321occurred in iteration=4, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 66 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 10.4s InterpolantComputationTime, 1102 NumberOfCodeBlocks, 1102 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1647 ConstructedInterpolants, 2 QuantifiedInterpolants, 3097 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1782 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 24699/24840 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: Timeout Completed graceful shutdown