/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_operatoramount_amount100_file-73.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-24 05:41:52,569 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-24 05:41:52,618 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-24 05:41:52,621 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-24 05:41:52,622 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-24 05:41:52,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-24 05:41:52,637 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-24 05:41:52,637 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-24 05:41:52,637 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-24 05:41:52,637 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-24 05:41:52,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-24 05:41:52,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-24 05:41:52,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-24 05:41:52,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-24 05:41:52,639 INFO L153 SettingsManager]: * Use SBE=true [2023-12-24 05:41:52,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-24 05:41:52,639 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-24 05:41:52,640 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-24 05:41:52,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-24 05:41:52,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-24 05:41:52,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-24 05:41:52,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-24 05:41:52,643 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-24 05:41:52,643 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-24 05:41:52,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-24 05:41:52,646 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-24 05:41:52,646 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-24 05:41:52,646 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-24 05:41:52,647 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-24 05:41:52,647 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-24 05:41:52,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-24 05:41:52,648 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-24 05:41:52,648 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-24 05:41:52,648 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-24 05:41:52,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-24 05:41:52,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-24 05:41:52,648 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-24 05:41:52,648 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-24 05:41:52,649 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-24 05:41:52,649 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-24 05:41:52,649 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-24 05:41:52,649 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-24 05:41:52,649 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-24 05:41:52,649 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-24 05:41:52,649 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-24 05:41:52,650 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-24 05:41:52,650 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-24 05:41:52,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-24 05:41:52,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-24 05:41:52,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-24 05:41:52,845 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-24 05:41:52,845 INFO L274 PluginConnector]: CDTParser initialized [2023-12-24 05:41:52,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-73.i [2023-12-24 05:41:53,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-24 05:41:53,986 INFO L384 CDTParser]: Found 1 translation units. [2023-12-24 05:41:53,987 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-73.i [2023-12-24 05:41:53,996 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5d19018/8c0a6bda90734e6f99c4cdfba871ae99/FLAG1bcffa070 [2023-12-24 05:41:54,013 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a5d19018/8c0a6bda90734e6f99c4cdfba871ae99 [2023-12-24 05:41:54,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-24 05:41:54,017 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-24 05:41:54,020 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-24 05:41:54,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-24 05:41:54,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-24 05:41:54,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23e24981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54, skipping insertion in model container [2023-12-24 05:41:54,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,054 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-24 05:41:54,175 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_operatoramount_amount100_file-73.i[916,929] [2023-12-24 05:41:54,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-24 05:41:54,240 INFO L202 MainTranslator]: Completed pre-run [2023-12-24 05:41:54,248 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_operatoramount_amount100_file-73.i[916,929] [2023-12-24 05:41:54,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-24 05:41:54,291 INFO L206 MainTranslator]: Completed translation [2023-12-24 05:41:54,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54 WrapperNode [2023-12-24 05:41:54,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-24 05:41:54,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-24 05:41:54,292 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-24 05:41:54,292 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-24 05:41:54,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,331 INFO L138 Inliner]: procedures = 27, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 224 [2023-12-24 05:41:54,332 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-24 05:41:54,332 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-24 05:41:54,332 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-24 05:41:54,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-24 05:41:54,343 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,349 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,359 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]. [2023-12-24 05:41:54,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,360 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,373 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,374 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,377 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-24 05:41:54,378 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-24 05:41:54,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-24 05:41:54,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-24 05:41:54,378 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (1/1) ... [2023-12-24 05:41:54,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-24 05:41:54,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-24 05:41:54,430 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) [2023-12-24 05:41:54,461 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 [2023-12-24 05:41:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-24 05:41:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-24 05:41:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-24 05:41:54,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-24 05:41:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-24 05:41:54,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-24 05:41:54,558 INFO L241 CfgBuilder]: Building ICFG [2023-12-24 05:41:54,560 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-24 05:42:00,895 INFO L282 CfgBuilder]: Performing block encoding [2023-12-24 05:42:00,929 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-24 05:42:00,929 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-24 05:42:00,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.12 05:42:00 BoogieIcfgContainer [2023-12-24 05:42:00,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-24 05:42:00,931 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-24 05:42:00,931 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-24 05:42:00,933 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-24 05:42:00,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.12 05:41:54" (1/3) ... [2023-12-24 05:42:00,934 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61e4c1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.12 05:42:00, skipping insertion in model container [2023-12-24 05:42:00,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:41:54" (2/3) ... [2023-12-24 05:42:00,934 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61e4c1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.12 05:42:00, skipping insertion in model container [2023-12-24 05:42:00,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.12 05:42:00" (3/3) ... [2023-12-24 05:42:00,935 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-73.i [2023-12-24 05:42:00,946 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-24 05:42:00,947 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-24 05:42:00,978 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-24 05:42:00,982 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;@7b0c00c3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-24 05:42:00,982 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-24 05:42:00,985 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 56 states have (on average 1.4464285714285714) internal successors, (81), 57 states have internal predecessors, (81), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-12-24 05:42:00,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-12-24 05:42:00,996 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 05:42:00,996 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 05:42:00,997 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 05:42:01,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 05:42:01,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1032484111, now seen corresponding path program 1 times [2023-12-24 05:42:01,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 05:42:01,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [714466373] [2023-12-24 05:42:01,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 05:42:01,012 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 [2023-12-24 05:42:01,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 05:42:01,017 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) [2023-12-24 05:42:01,020 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 [2023-12-24 05:42:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 05:42:01,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-24 05:42:01,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 05:42:02,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1128 proven. 30 refuted. 0 times theorem prover too weak. 1506 trivial. 0 not checked. [2023-12-24 05:42:02,004 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-24 05:42:02,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 78 proven. 30 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-24 05:42:02,463 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-24 05:42:02,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [714466373] [2023-12-24 05:42:02,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [714466373] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-24 05:42:02,464 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-24 05:42:02,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2023-12-24 05:42:02,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713404764] [2023-12-24 05:42:02,465 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-24 05:42:02,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-24 05:42:02,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-24 05:42:02,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-24 05:42:02,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-12-24 05:42:02,498 INFO L87 Difference]: Start difference. First operand has 96 states, 56 states have (on average 1.4464285714285714) internal successors, (81), 57 states have internal predecessors, (81), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2023-12-24 05:42:07,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:42:09,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-24 05:42:09,036 INFO L93 Difference]: Finished difference Result 269 states and 505 transitions. [2023-12-24 05:42:09,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-12-24 05:42:09,043 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 230 [2023-12-24 05:42:09,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-24 05:42:09,055 INFO L225 Difference]: With dead ends: 269 [2023-12-24 05:42:09,055 INFO L226 Difference]: Without dead ends: 174 [2023-12-24 05:42:09,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 470 GetRequests, 451 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2023-12-24 05:42:09,063 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 262 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2023-12-24 05:42:09,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [289 Valid, 345 Invalid, 695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2023-12-24 05:42:09,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-12-24 05:42:09,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 98. [2023-12-24 05:42:09,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 58 states have (on average 1.1896551724137931) internal successors, (69), 58 states have internal predecessors, (69), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-12-24 05:42:09,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 143 transitions. [2023-12-24 05:42:09,103 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 143 transitions. Word has length 230 [2023-12-24 05:42:09,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-24 05:42:09,104 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 143 transitions. [2023-12-24 05:42:09,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 9 states have internal predecessors, (72), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2023-12-24 05:42:09,104 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 143 transitions. [2023-12-24 05:42:09,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-24 05:42:09,107 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 05:42:09,107 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 05:42:09,120 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 [2023-12-24 05:42:09,320 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 [2023-12-24 05:42:09,321 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 05:42:09,321 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 05:42:09,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1678325840, now seen corresponding path program 1 times [2023-12-24 05:42:09,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 05:42:09,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [607814007] [2023-12-24 05:42:09,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 05:42:09,323 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 [2023-12-24 05:42:09,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 05:42:09,324 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) [2023-12-24 05:42:09,325 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 [2023-12-24 05:42:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 05:42:09,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-24 05:42:09,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 05:42:12,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1094 proven. 276 refuted. 0 times theorem prover too weak. 1294 trivial. 0 not checked. [2023-12-24 05:42:12,554 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-24 05:42:16,158 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-24 05:42:16,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [607814007] [2023-12-24 05:42:16,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [607814007] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-24 05:42:16,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2109408985] [2023-12-24 05:42:16,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 05:42:16,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-24 05:42:16,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2023-12-24 05:42:16,194 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-24 05:42:16,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-24 05:42:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 05:42:17,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-24 05:42:17,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 05:42:20,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1094 proven. 276 refuted. 0 times theorem prover too weak. 1294 trivial. 0 not checked. [2023-12-24 05:42:20,666 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-24 05:42:26,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2109408985] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-24 05:42:26,837 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-24 05:42:26,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13] total 13 [2023-12-24 05:42:26,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867251993] [2023-12-24 05:42:26,838 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-24 05:42:26,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-24 05:42:26,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-24 05:42:26,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-24 05:42:26,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2023-12-24 05:42:26,842 INFO L87 Difference]: Start difference. First operand 98 states and 143 transitions. Second operand has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 12 states have internal predecessors, (64), 4 states have call successors, (37), 4 states have call predecessors, (37), 5 states have return successors, (37), 3 states have call predecessors, (37), 4 states have call successors, (37) [2023-12-24 05:42:33,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-24 05:42:34,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-24 05:42:34,605 INFO L93 Difference]: Finished difference Result 212 states and 299 transitions. [2023-12-24 05:42:34,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-12-24 05:42:34,607 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 12 states have internal predecessors, (64), 4 states have call successors, (37), 4 states have call predecessors, (37), 5 states have return successors, (37), 3 states have call predecessors, (37), 4 states have call successors, (37) Word has length 231 [2023-12-24 05:42:34,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-24 05:42:34,608 INFO L225 Difference]: With dead ends: 212 [2023-12-24 05:42:34,608 INFO L226 Difference]: Without dead ends: 115 [2023-12-24 05:42:34,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 515 GetRequests, 493 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=178, Invalid=374, Unknown=0, NotChecked=0, Total=552 [2023-12-24 05:42:34,610 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 94 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 667 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-12-24 05:42:34,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 404 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 667 Invalid, 0 Unknown, 0 Unchecked, 7.1s Time] [2023-12-24 05:42:34,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-12-24 05:42:34,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 110. [2023-12-24 05:42:34,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 67 states have (on average 1.1492537313432836) internal successors, (77), 67 states have internal predecessors, (77), 37 states have call successors, (37), 5 states have call predecessors, (37), 5 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-12-24 05:42:34,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 151 transitions. [2023-12-24 05:42:34,630 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 151 transitions. Word has length 231 [2023-12-24 05:42:34,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-24 05:42:34,630 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 151 transitions. [2023-12-24 05:42:34,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 12 states have internal predecessors, (64), 4 states have call successors, (37), 4 states have call predecessors, (37), 5 states have return successors, (37), 3 states have call predecessors, (37), 4 states have call successors, (37) [2023-12-24 05:42:34,631 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 151 transitions. [2023-12-24 05:42:34,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-24 05:42:34,633 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 05:42:34,633 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 05:42:34,652 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-24 05:42:34,865 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 [2023-12-24 05:42:35,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,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 [2023-12-24 05:42:35,054 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 05:42:35,055 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 05:42:35,055 INFO L85 PathProgramCache]: Analyzing trace with hash -2013513108, now seen corresponding path program 1 times [2023-12-24 05:42:35,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 05:42:35,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1942650946] [2023-12-24 05:42:35,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 05:42:35,056 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 [2023-12-24 05:42:35,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 05:42:35,058 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) [2023-12-24 05:42:35,060 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 [2023-12-24 05:42:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 05:42:37,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-24 05:42:37,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 05:45:31,245 WARN L293 SmtUtils]: Spent 14.29s on a formula simplification that was a NOOP. DAG size: 108 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-24 05:46:27,672 WARN L293 SmtUtils]: Spent 12.71s on a formula simplification that was a NOOP. DAG size: 113 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-24 05:47:25,709 WARN L293 SmtUtils]: Spent 13.52s on a formula simplification that was a NOOP. DAG size: 115 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-24 05:48:55,770 WARN L293 SmtUtils]: Spent 13.59s on a formula simplification that was a NOOP. DAG size: 115 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-24 05:50:03,359 WARN L293 SmtUtils]: Spent 15.46s on a formula simplification that was a NOOP. DAG size: 116 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-24 05:51:18,886 WARN L293 SmtUtils]: Spent 16.73s on a formula simplification that was a NOOP. DAG size: 118 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-24 05:52:13,119 WARN L293 SmtUtils]: Spent 5.54s 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) [2023-12-24 05:52:19,409 WARN L293 SmtUtils]: Spent 6.29s 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) [2023-12-24 05:52:33,650 WARN L293 SmtUtils]: Spent 5.53s 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) [2023-12-24 05:52:39,339 WARN L293 SmtUtils]: Spent 5.69s 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) [2023-12-24 05:52:49,846 WARN L293 SmtUtils]: Spent 6.74s 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) [2023-12-24 05:52:59,872 WARN L293 SmtUtils]: Spent 6.03s 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) [2023-12-24 05:53:15,507 WARN L293 SmtUtils]: Spent 5.48s 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) [2023-12-24 05:53:31,208 WARN L293 SmtUtils]: Spent 6.31s 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) [2023-12-24 05:53:56,468 WARN L293 SmtUtils]: Spent 5.07s 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) [2023-12-24 05:54:12,362 WARN L293 SmtUtils]: Spent 5.68s 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) [2023-12-24 05:54:22,090 WARN L293 SmtUtils]: Spent 5.30s 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) [2023-12-24 05:54:29,505 WARN L293 SmtUtils]: Spent 7.41s 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) [2023-12-24 05:54:53,526 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse11 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse6 ((_ sign_extend 24) c_~var_1_18~0)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse11)) (.cse10 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (.cse9 ((_ zero_extend 24) c_~var_1_25~0)) (.cse13 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_21~0)) (.cse1 (fp.neg .cse11)) (.cse0 (fp.neg .cse2)) (.cse4 ((_ sign_extend 24) c_~var_1_16~0)) (.cse5 ((_ zero_extend 24) c_~var_1_40~0))) (and (or (and (fp.geq c_~var_1_28~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.leq c_~var_1_28~0 ((_ to_fp 11 53) c_currentRoundingMode .cse1))) (and (fp.leq c_~var_1_28~0 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (fp.geq c_~var_1_28~0 .cse3))) (= c_~var_1_42~0 (bvadd (bvneg .cse4) .cse5 (_ bv1634918646 32))) (= c_~var_1_23~0 c_~var_1_17~0) (bvuge c_~var_1_4~0 (_ bv1610612735 32)) (not (fp.gt ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_26~0) c_~var_1_10~0)) (= (_ bv1 8) c_~var_1_36~0) (bvsle .cse6 (_ bv126 32)) (= c_~var_1_25~0 ((_ extract 7 0) .cse4)) (bvule c_~var_1_4~0 (_ bv2147483647 32)) (= c_~var_1_22~0 c_~var_1_26~0) (let ((.cse8 (fp.sub c_currentRoundingMode c_~var_1_34~0 c_~var_1_35~0))) (let ((.cse7 (fp.lt .cse8 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and (not .cse7) (= c_~var_1_33~0 .cse8)) (and .cse7 (= c_~var_1_33~0 (fp.neg .cse8)))))) (bvsgt .cse6 ((_ zero_extend 24) c_~var_1_23~0)) (bvsle ((_ zero_extend 24) c_~var_1_39~0) (_ bv32 32)) (bvsle ((_ zero_extend 24) c_~var_1_41~0) (_ bv63 32)) (bvslt .cse9 .cse6) (fp.geq c_~var_1_34~0 .cse3) (fp.leq c_~var_1_34~0 .cse10) (or (and (fp.geq c_~var_1_22~0 .cse11) (fp.leq c_~var_1_22~0 .cse2)) (and (fp.leq c_~var_1_22~0 .cse1) (fp.geq c_~var_1_22~0 .cse0))) (fp.geq c_~var_1_35~0 .cse3) (bvsle ((_ zero_extend 24) c_~var_1_37~0) (_ bv0 32)) (let ((.cse12 (fp.lt c_~var_1_22~0 c_~var_1_21~0))) (or (and (= (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_22~0) c_~var_1_28~0) c_~var_1_27~0) .cse12) (and (not .cse12) (= (fp.add c_currentRoundingMode .cse13 c_~var_1_28~0) c_~var_1_27~0)))) (fp.leq c_~var_1_35~0 .cse10) (= (bvadd c_~var_1_30~0 (bvneg .cse9)) c_~var_1_29~0) (= c_~var_1_45~0 .cse13) (or (and (fp.leq c_~var_1_21~0 .cse1) (fp.geq c_~var_1_21~0 .cse0)) (and (fp.geq c_~var_1_21~0 .cse11) (fp.leq c_~var_1_21~0 .cse2))) (bvsge .cse4 (_ bv62 32)) (bvsge .cse5 (_ bv63 32)) (bvsle ((_ sign_extend 24) c_~var_1_17~0) (_ bv63 32)) (= c_currentRoundingMode roundNearestTiesToEven) (bvsle .cse5 (_ bv127 32))))) is different from false [2023-12-24 05:55:18,093 WARN L293 SmtUtils]: Spent 5.04s 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) [2023-12-24 05:55:23,958 WARN L293 SmtUtils]: Spent 5.86s 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) [2023-12-24 05:55:34,617 WARN L293 SmtUtils]: Spent 7.98s 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) [2023-12-24 05:55:41,719 WARN L293 SmtUtils]: Spent 7.10s 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) [2023-12-24 05:55:46,846 WARN L293 SmtUtils]: Spent 5.13s 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) [2023-12-24 05:55:52,154 WARN L293 SmtUtils]: Spent 5.31s 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) [2023-12-24 05:56:22,656 WARN L293 SmtUtils]: Spent 7.08s 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) [2023-12-24 05:56:30,456 WARN L293 SmtUtils]: Spent 7.80s 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... [2023-12-24 05:56:39,475 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 [2023-12-24 05:56:39,488 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 [2023-12-24 05:56:40,504 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 [2023-12-24 05:56:40,677 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 [2023-12-24 05:56:40,734 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-24 05:56:40,734 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 233 with TraceHistMax 37,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2023-12-24 05:56:40,737 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-12-24 05:56:40,739 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-24 05:56:40,741 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 [2023-12-24 05:56:40,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.12 05:56:40 BoogieIcfgContainer [2023-12-24 05:56:40,751 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-24 05:56:40,753 INFO L158 Benchmark]: Toolchain (without parser) took 886734.04ms. Allocated memory is still 278.9MB. Free memory was 228.1MB in the beginning and 198.7MB in the end (delta: 29.5MB). Peak memory consumption was 153.3MB. Max. memory is 8.0GB. [2023-12-24 05:56:40,753 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 167.8MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-24 05:56:40,753 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.74ms. Allocated memory is still 278.9MB. Free memory was 227.8MB in the beginning and 210.0MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-12-24 05:56:40,754 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.74ms. Allocated memory is still 278.9MB. Free memory was 210.0MB in the beginning and 207.2MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-24 05:56:40,754 INFO L158 Benchmark]: Boogie Preprocessor took 44.93ms. Allocated memory is still 278.9MB. Free memory was 207.2MB in the beginning and 202.3MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-24 05:56:40,755 INFO L158 Benchmark]: RCFGBuilder took 6551.91ms. Allocated memory is still 278.9MB. Free memory was 202.0MB in the beginning and 225.4MB in the end (delta: -23.5MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-12-24 05:56:40,755 INFO L158 Benchmark]: TraceAbstraction took 879819.76ms. Allocated memory is still 278.9MB. Free memory was 224.9MB in the beginning and 198.7MB in the end (delta: 26.2MB). Peak memory consumption was 149.2MB. Max. memory is 8.0GB. [2023-12-24 05:56:40,759 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 167.8MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 271.74ms. Allocated memory is still 278.9MB. Free memory was 227.8MB in the beginning and 210.0MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.74ms. Allocated memory is still 278.9MB. Free memory was 210.0MB in the beginning and 207.2MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.93ms. Allocated memory is still 278.9MB. Free memory was 207.2MB in the beginning and 202.3MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 6551.91ms. Allocated memory is still 278.9MB. Free memory was 202.0MB in the beginning and 225.4MB in the end (delta: -23.5MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 879819.76ms. Allocated memory is still 278.9MB. Free memory was 224.9MB in the beginning and 198.7MB in the end (delta: 26.2MB). Peak memory consumption was 149.2MB. 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 233 with TraceHistMax 37,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 96 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 879.8s, OverallIterations: 3, TraceHistogramMax: 37, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 14.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 383 SdHoareTripleChecker+Valid, 13.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 356 mSDsluCounter, 749 SdHoareTripleChecker+Invalid, 12.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 509 mSDsCounter, 212 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1154 IncrementalHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 212 mSolverCounterUnsat, 240 mSDtfsCounter, 1154 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 985 GetRequests, 944 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred in iteration=2, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 81 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 16.7s InterpolantComputationTime, 692 NumberOfCodeBlocks, 692 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 918 ConstructedInterpolants, 2 QuantifiedInterpolants, 4949 SizeOfPredicates, 19 NumberOfNonLiveVariables, 1119 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 4 InterpolantComputations, 0 PerfectInterpolantSequences, 10044/10656 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