/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-pr-cn_file-0.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-23 11:32:37,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-23 11:32:37,935 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 11:32:37,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-23 11:32:37,942 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-23 11:32:37,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-23 11:32:37,969 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-23 11:32:37,970 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-23 11:32:37,970 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-23 11:32:37,973 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-23 11:32:37,973 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-23 11:32:37,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-23 11:32:37,974 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-23 11:32:37,975 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-23 11:32:37,976 INFO L153 SettingsManager]: * Use SBE=true [2023-12-23 11:32:37,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-23 11:32:37,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-23 11:32:37,976 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-23 11:32:37,977 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-23 11:32:37,977 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-23 11:32:37,978 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-23 11:32:37,978 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-23 11:32:37,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-23 11:32:37,978 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-23 11:32:37,978 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-23 11:32:37,979 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-23 11:32:37,979 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-23 11:32:37,979 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-23 11:32:37,979 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-23 11:32:37,979 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-23 11:32:37,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-23 11:32:37,980 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-23 11:32:37,980 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-23 11:32:37,980 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-23 11:32:37,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 11:32:37,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-23 11:32:37,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-23 11:32:37,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-23 11:32:37,981 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-23 11:32:37,981 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-23 11:32:37,981 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-23 11:32:37,981 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-23 11:32:37,982 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-23 11:32:37,982 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-23 11:32:37,982 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-23 11:32:37,982 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-23 11:32:37,982 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-23 11:32:38,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-23 11:32:38,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-23 11:32:38,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-23 11:32:38,225 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-23 11:32:38,226 INFO L274 PluginConnector]: CDTParser initialized [2023-12-23 11:32:38,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-0.i [2023-12-23 11:32:39,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-23 11:32:39,492 INFO L384 CDTParser]: Found 1 translation units. [2023-12-23 11:32:39,492 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-0.i [2023-12-23 11:32:39,506 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c02e23e6/54772281ec29494eb53e7539e0663170/FLAG7a7afe5c3 [2023-12-23 11:32:39,518 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c02e23e6/54772281ec29494eb53e7539e0663170 [2023-12-23 11:32:39,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-23 11:32:39,521 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-23 11:32:39,522 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-23 11:32:39,522 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-23 11:32:39,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-23 11:32:39,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5298a150 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39, skipping insertion in model container [2023-12-23 11:32:39,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,574 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-23 11:32:39,686 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-pr-cn_file-0.i[918,931] [2023-12-23 11:32:39,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 11:32:39,765 INFO L202 MainTranslator]: Completed pre-run [2023-12-23 11:32:39,778 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-pr-cn_file-0.i[918,931] [2023-12-23 11:32:39,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 11:32:39,835 INFO L206 MainTranslator]: Completed translation [2023-12-23 11:32:39,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39 WrapperNode [2023-12-23 11:32:39,836 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-23 11:32:39,837 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-23 11:32:39,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-23 11:32:39,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-23 11:32:39,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,852 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,881 INFO L138 Inliner]: procedures = 27, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 247 [2023-12-23 11:32:39,882 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-23 11:32:39,882 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-23 11:32:39,882 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-23 11:32:39,883 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-23 11:32:39,890 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,899 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,909 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 11:32:39,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,909 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,918 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,921 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,928 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:39,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-23 11:32:39,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-23 11:32:39,932 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-23 11:32:39,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-23 11:32:39,994 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (1/1) ... [2023-12-23 11:32:40,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 11:32:40,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-23 11:32:40,037 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 11:32:40,057 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 11:32:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-23 11:32:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-23 11:32:40,063 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-23 11:32:40,064 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-23 11:32:40,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-23 11:32:40,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-23 11:32:40,134 INFO L241 CfgBuilder]: Building ICFG [2023-12-23 11:32:40,135 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-23 11:33:07,232 INFO L282 CfgBuilder]: Performing block encoding [2023-12-23 11:33:07,291 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-23 11:33:07,292 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-23 11:33:07,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 11:33:07 BoogieIcfgContainer [2023-12-23 11:33:07,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-23 11:33:07,294 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-23 11:33:07,294 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-23 11:33:07,296 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-23 11:33:07,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 11:32:39" (1/3) ... [2023-12-23 11:33:07,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2224955b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 11:33:07, skipping insertion in model container [2023-12-23 11:33:07,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:32:39" (2/3) ... [2023-12-23 11:33:07,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2224955b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 11:33:07, skipping insertion in model container [2023-12-23 11:33:07,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 11:33:07" (3/3) ... [2023-12-23 11:33:07,299 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-0.i [2023-12-23 11:33:07,311 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-23 11:33:07,311 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-23 11:33:07,355 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-23 11:33:07,360 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;@79c9a978, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-23 11:33:07,361 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-23 11:33:07,364 INFO L276 IsEmpty]: Start isEmpty. Operand has 106 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-12-23 11:33:07,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-12-23 11:33:07,377 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 11:33:07,378 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:33:07,378 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 11:33:07,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 11:33:07,382 INFO L85 PathProgramCache]: Analyzing trace with hash 2048731593, now seen corresponding path program 1 times [2023-12-23 11:33:07,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 11:33:07,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2008823801] [2023-12-23 11:33:07,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 11:33:07,393 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 11:33:07,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 11:33:07,404 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 11:33:07,407 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 11:33:09,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 11:33:09,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-23 11:33:09,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 11:33:09,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1494 proven. 0 refuted. 0 times theorem prover too weak. 2290 trivial. 0 not checked. [2023-12-23 11:33:09,247 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-23 11:33:09,248 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 11:33:09,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2008823801] [2023-12-23 11:33:09,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2008823801] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-23 11:33:09,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-23 11:33:09,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-23 11:33:09,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105007399] [2023-12-23 11:33:09,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 11:33:09,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-23 11:33:09,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 11:33:09,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-23 11:33:09,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-23 11:33:09,283 INFO L87 Difference]: Start difference. First operand has 106 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-12-23 11:33:15,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:33:15,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 11:33:15,485 INFO L93 Difference]: Finished difference Result 209 states and 384 transitions. [2023-12-23 11:33:16,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-23 11:33:16,258 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 269 [2023-12-23 11:33:16,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 11:33:16,264 INFO L225 Difference]: With dead ends: 209 [2023-12-23 11:33:16,264 INFO L226 Difference]: Without dead ends: 104 [2023-12-23 11:33:16,267 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 268 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 11:33:16,269 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2023-12-23 11:33:16,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 162 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 6.2s Time] [2023-12-23 11:33:16,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-12-23 11:33:16,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2023-12-23 11:33:16,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 58 states have (on average 1.3275862068965518) internal successors, (77), 58 states have internal predecessors, (77), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-12-23 11:33:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 165 transitions. [2023-12-23 11:33:16,334 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 165 transitions. Word has length 269 [2023-12-23 11:33:16,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 11:33:16,334 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 165 transitions. [2023-12-23 11:33:16,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-12-23 11:33:16,335 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 165 transitions. [2023-12-23 11:33:16,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-12-23 11:33:16,339 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 11:33:16,339 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:33:16,389 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-12-23 11:33:16,539 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 11:33:16,540 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 11:33:16,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 11:33:16,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1414500221, now seen corresponding path program 1 times [2023-12-23 11:33:16,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 11:33:16,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [935893482] [2023-12-23 11:33:16,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 11:33:16,542 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 11:33:16,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 11:33:16,543 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 11:33:16,588 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 11:33:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 11:33:18,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-23 11:33:18,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 11:33:40,452 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2023-12-23 11:33:40,453 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-23 11:33:40,453 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 11:33:40,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [935893482] [2023-12-23 11:33:40,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [935893482] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-23 11:33:40,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-23 11:33:40,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-23 11:33:40,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319929705] [2023-12-23 11:33:40,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 11:33:40,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-23 11:33:40,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 11:33:40,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-23 11:33:40,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-23 11:33:40,457 INFO L87 Difference]: Start difference. First operand 104 states and 165 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-12-23 11:33:47,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:33:51,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:33:55,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:34:02,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:34:06,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:34:10,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:34:10,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 11:34:10,742 INFO L93 Difference]: Finished difference Result 328 states and 520 transitions. [2023-12-23 11:34:11,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-23 11:34:11,599 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 269 [2023-12-23 11:34:11,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 11:34:11,602 INFO L225 Difference]: With dead ends: 328 [2023-12-23 11:34:11,602 INFO L226 Difference]: Without dead ends: 225 [2023-12-23 11:34:11,604 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-23 11:34:11,605 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 146 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 89 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2023-12-23 11:34:11,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 477 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 13 Invalid, 6 Unknown, 0 Unchecked, 30.0s Time] [2023-12-23 11:34:11,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2023-12-23 11:34:11,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 205. [2023-12-23 11:34:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 114 states have (on average 1.3245614035087718) internal successors, (151), 114 states have internal predecessors, (151), 88 states have call successors, (88), 2 states have call predecessors, (88), 2 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2023-12-23 11:34:11,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 327 transitions. [2023-12-23 11:34:11,635 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 327 transitions. Word has length 269 [2023-12-23 11:34:11,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 11:34:11,636 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 327 transitions. [2023-12-23 11:34:11,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-12-23 11:34:11,636 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 327 transitions. [2023-12-23 11:34:11,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-12-23 11:34:11,639 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 11:34:11,639 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:34:11,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-23 11:34:11,852 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 11:34:11,852 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 11:34:11,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 11:34:11,853 INFO L85 PathProgramCache]: Analyzing trace with hash -390938113, now seen corresponding path program 1 times [2023-12-23 11:34:11,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 11:34:11,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [84129478] [2023-12-23 11:34:11,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 11:34:11,854 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 11:34:11,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 11:34:11,855 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 11:34:11,857 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 11:34:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 11:34:13,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-23 11:34:13,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 11:34:38,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2023-12-23 11:34:38,470 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-23 11:34:38,470 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 11:34:38,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [84129478] [2023-12-23 11:34:38,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [84129478] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-23 11:34:38,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-23 11:34:38,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-23 11:34:38,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298595121] [2023-12-23 11:34:38,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 11:34:38,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-23 11:34:38,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 11:34:38,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-23 11:34:38,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-23 11:34:38,472 INFO L87 Difference]: Start difference. First operand 205 states and 327 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-12-23 11:34:46,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:34:51,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:34:55,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:34:59,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:35:06,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:35:10,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:35:14,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:35:20,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.84s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:35:25,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:35:29,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:35:36,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:35:40,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:35:44,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:35:48,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 11:35:48,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 11:35:48,982 INFO L93 Difference]: Finished difference Result 529 states and 843 transitions. [2023-12-23 11:35:48,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-23 11:35:48,983 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 269 [2023-12-23 11:35:48,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 11:35:48,986 INFO L225 Difference]: With dead ends: 529 [2023-12-23 11:35:48,986 INFO L226 Difference]: Without dead ends: 325 [2023-12-23 11:35:48,987 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-23 11:35:48,988 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 107 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 89 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 66.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 70.0s IncrementalHoareTripleChecker+Time [2023-12-23 11:35:48,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 538 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 113 Invalid, 14 Unknown, 0 Unchecked, 70.0s Time] [2023-12-23 11:35:48,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2023-12-23 11:35:49,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 283. [2023-12-23 11:35:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 147 states have (on average 1.2585034013605443) internal successors, (185), 147 states have internal predecessors, (185), 132 states have call successors, (132), 3 states have call predecessors, (132), 3 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2023-12-23 11:35:49,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 449 transitions. [2023-12-23 11:35:49,032 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 449 transitions. Word has length 269 [2023-12-23 11:35:49,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 11:35:49,034 INFO L495 AbstractCegarLoop]: Abstraction has 283 states and 449 transitions. [2023-12-23 11:35:49,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-12-23 11:35:49,034 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 449 transitions. [2023-12-23 11:35:49,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-12-23 11:35:49,038 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 11:35:49,039 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:35:49,071 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 11:35:49,260 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 11:35:49,260 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 11:35:49,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 11:35:49,261 INFO L85 PathProgramCache]: Analyzing trace with hash -2079881855, now seen corresponding path program 1 times [2023-12-23 11:35:49,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 11:35:49,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [901209540] [2023-12-23 11:35:49,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 11:35:49,261 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 11:35:49,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 11:35:49,263 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 11:35:49,264 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 11:35:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 11:35:51,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-23 11:35:51,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 11:38:47,200 WARN L293 SmtUtils]: Spent 9.31s 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 11:38:55,890 WARN L293 SmtUtils]: Spent 8.69s 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 11:39:04,606 WARN L293 SmtUtils]: Spent 8.71s 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 11:39:13,285 WARN L293 SmtUtils]: Spent 8.68s 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 11:39:21,966 WARN L293 SmtUtils]: Spent 8.68s 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 11:39:30,704 WARN L293 SmtUtils]: Spent 8.74s 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 11:39:39,983 WARN L293 SmtUtils]: Spent 9.28s 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 11:39:51,621 WARN L293 SmtUtils]: Spent 8.38s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 11:40:00,302 WARN L293 SmtUtils]: Spent 8.68s 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 11:40:06,163 WARN L293 SmtUtils]: Spent 5.86s 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 11:40:14,862 WARN L293 SmtUtils]: Spent 8.70s 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 11:40:23,573 WARN L293 SmtUtils]: Spent 8.71s 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 11:40:32,263 WARN L293 SmtUtils]: Spent 8.69s 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 11:40:40,960 WARN L293 SmtUtils]: Spent 8.70s 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 11:40:49,672 WARN L293 SmtUtils]: Spent 8.71s 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 11:40:58,063 WARN L293 SmtUtils]: Spent 8.39s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 11:41:07,371 WARN L293 SmtUtils]: Spent 9.31s 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 11:41:16,623 WARN L293 SmtUtils]: Spent 9.25s 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 11:41:20,822 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0)))) (.cse0 (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0))) (and (= ((_ sign_extend 16) (_ bv65526 16)) c_~var_1_17~0) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (or .cse0 (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)))) (= c_~var_1_1~0 (_ bv0 32)) (= c_~var_1_5~0 (_ bv2 32)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse2) (fp.leq c_~var_1_16~0 .cse3)) (and (fp.leq c_~var_1_16~0 (fp.neg .cse2)) (fp.geq c_~var_1_16~0 (fp.neg .cse3))))) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (or (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0))) (not .cse0)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-23 11:41:25,188 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0)))) (.cse0 (fp.lt c_~last_1_var_1_14~0 c_~var_1_16~0))) (and (= ((_ sign_extend 16) (_ bv65526 16)) c_~var_1_17~0) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (or .cse0 (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)))) (= c_~var_1_1~0 (_ bv0 32)) (= c_~var_1_5~0 (_ bv2 32)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse2) (fp.leq c_~var_1_16~0 .cse3)) (and (fp.leq c_~var_1_16~0 (fp.neg .cse2)) (fp.geq c_~var_1_16~0 (fp.neg .cse3))))) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (or (not (fp.lt .cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0))) (not .cse0)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2023-12-23 11:41:34,532 WARN L293 SmtUtils]: Spent 9.32s 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 11:41:43,193 WARN L293 SmtUtils]: Spent 8.66s 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 11:41:51,890 WARN L293 SmtUtils]: Spent 8.70s 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 11:42:00,548 WARN L293 SmtUtils]: Spent 8.66s 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 11:42:09,198 WARN L293 SmtUtils]: Spent 8.65s 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 11:42:17,874 WARN L293 SmtUtils]: Spent 8.67s 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 11:42:27,268 WARN L293 SmtUtils]: Spent 9.39s 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 11:42:38,279 WARN L293 SmtUtils]: Spent 8.39s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 11:42:46,986 WARN L293 SmtUtils]: Spent 8.71s 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 11:42:58,292 WARN L293 SmtUtils]: Spent 8.73s 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 11:43:06,998 WARN L293 SmtUtils]: Spent 8.70s 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 11:43:13,681 WARN L293 SmtUtils]: Spent 6.68s 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 11:43:22,337 WARN L293 SmtUtils]: Spent 8.65s 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 11:43:31,010 WARN L293 SmtUtils]: Spent 8.67s 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 11:43:39,427 WARN L293 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 11:43:48,704 WARN L293 SmtUtils]: Spent 9.28s 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 11:43:57,959 WARN L293 SmtUtils]: Spent 9.25s 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 11:44:07,236 WARN L293 SmtUtils]: Spent 9.26s 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 11:44:15,924 WARN L293 SmtUtils]: Spent 8.69s 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 11:44:24,595 WARN L293 SmtUtils]: Spent 8.67s 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 11:44:33,284 WARN L293 SmtUtils]: Spent 8.69s 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 11:44:41,948 WARN L293 SmtUtils]: Spent 8.66s 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 11:44:50,610 WARN L293 SmtUtils]: Spent 8.66s 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 11:44:59,887 WARN L293 SmtUtils]: Spent 9.28s 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 11:45:08,575 WARN L293 SmtUtils]: Spent 8.69s 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 11:45:16,950 WARN L293 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 11:45:25,029 WARN L293 SmtUtils]: Spent 8.08s 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 11:45:33,695 WARN L293 SmtUtils]: Spent 8.66s 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 11:45:40,783 WARN L293 SmtUtils]: Spent 7.09s 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 11:45:49,492 WARN L293 SmtUtils]: Spent 8.71s 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 11:45:58,162 WARN L293 SmtUtils]: Spent 8.67s 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 11:46:06,376 WARN L293 SmtUtils]: Spent 8.21s 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 11:46:15,057 WARN L293 SmtUtils]: Spent 8.68s 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 11:46:23,436 WARN L293 SmtUtils]: Spent 8.38s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 11:46:32,746 WARN L293 SmtUtils]: Spent 9.31s 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 11:46:42,093 WARN L293 SmtUtils]: Spent 9.35s 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 11:46:51,383 WARN L293 SmtUtils]: Spent 9.28s 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 11:47:04,899 WARN L293 SmtUtils]: Spent 8.68s 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 11:47:13,568 WARN L293 SmtUtils]: Spent 8.67s 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 11:47:22,255 WARN L293 SmtUtils]: Spent 8.69s 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) Received shutdown request... [2023-12-23 11:47:23,487 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 11:47:23,511 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 (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-23 11:47:24,550 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 11:47:24,691 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 11:47:24,821 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-23 11:47:24,821 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 270 with TraceHistMax 44,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2023-12-23 11:47:24,825 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 [2023-12-23 11:47:24,826 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-12-23 11:47:24,828 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-23 11:47:24,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 11:47:24 BoogieIcfgContainer [2023-12-23 11:47:24,829 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-23 11:47:24,830 INFO L158 Benchmark]: Toolchain (without parser) took 885309.04ms. Allocated memory was 207.6MB in the beginning and 249.6MB in the end (delta: 41.9MB). Free memory was 145.5MB in the beginning and 129.9MB in the end (delta: 15.6MB). Peak memory consumption was 58.9MB. Max. memory is 8.0GB. [2023-12-23 11:47:24,830 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 207.6MB. Free memory is still 159.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-23 11:47:24,830 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.40ms. Allocated memory is still 207.6MB. Free memory was 145.3MB in the beginning and 128.4MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-12-23 11:47:24,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.18ms. Allocated memory is still 207.6MB. Free memory was 128.1MB in the beginning and 125.3MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-23 11:47:24,830 INFO L158 Benchmark]: Boogie Preprocessor took 48.66ms. Allocated memory is still 207.6MB. Free memory was 125.3MB in the beginning and 121.4MB in the end (delta: 3.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-23 11:47:24,831 INFO L158 Benchmark]: RCFGBuilder took 27360.70ms. Allocated memory was 207.6MB in the beginning and 249.6MB in the end (delta: 41.9MB). Free memory was 121.4MB in the beginning and 181.0MB in the end (delta: -59.6MB). Peak memory consumption was 8.0MB. Max. memory is 8.0GB. [2023-12-23 11:47:24,831 INFO L158 Benchmark]: TraceAbstraction took 857535.49ms. Allocated memory is still 249.6MB. Free memory was 180.0MB in the beginning and 129.9MB in the end (delta: 50.0MB). Peak memory consumption was 49.8MB. Max. memory is 8.0GB. [2023-12-23 11:47:24,832 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 207.6MB. Free memory is still 159.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 314.40ms. Allocated memory is still 207.6MB. Free memory was 145.3MB in the beginning and 128.4MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.18ms. Allocated memory is still 207.6MB. Free memory was 128.1MB in the beginning and 125.3MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.66ms. Allocated memory is still 207.6MB. Free memory was 125.3MB in the beginning and 121.4MB in the end (delta: 3.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 27360.70ms. Allocated memory was 207.6MB in the beginning and 249.6MB in the end (delta: 41.9MB). Free memory was 121.4MB in the beginning and 181.0MB in the end (delta: -59.6MB). Peak memory consumption was 8.0MB. Max. memory is 8.0GB. * TraceAbstraction took 857535.49ms. Allocated memory is still 249.6MB. Free memory was 180.0MB in the beginning and 129.9MB in the end (delta: 50.0MB). Peak memory consumption was 49.8MB. 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 270 with TraceHistMax 44,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 106 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 857.5s, OverallIterations: 4, TraceHistogramMax: 44, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 108.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 21 mSolverCounterUnknown, 253 SdHoareTripleChecker+Valid, 106.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 253 mSDsluCounter, 1177 SdHoareTripleChecker+Invalid, 102.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 696 mSDsCounter, 178 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 128 IncrementalHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 178 mSolverCounterUnsat, 481 mSDtfsCounter, 128 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 807 GetRequests, 799 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=283occurred in iteration=3, InterpolantAutomatonStates: 11, 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, 3 MinimizatonAttempts, 62 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 5.0s SatisfiabilityAnalysisTime, 47.1s InterpolantComputationTime, 807 NumberOfCodeBlocks, 807 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 804 ConstructedInterpolants, 0 QuantifiedInterpolants, 3780 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1305 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 11352/11352 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