/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_fillercodesize_normal_file-75.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-22 23:26:27,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-22 23:26:27,234 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-22 23:26:27,242 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-22 23:26:27,243 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-22 23:26:27,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-22 23:26:27,264 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-22 23:26:27,265 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-22 23:26:27,265 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-22 23:26:27,268 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-22 23:26:27,268 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-22 23:26:27,268 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-22 23:26:27,269 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-22 23:26:27,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-22 23:26:27,270 INFO L153 SettingsManager]: * Use SBE=true [2023-12-22 23:26:27,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-22 23:26:27,270 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-22 23:26:27,271 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-22 23:26:27,271 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-22 23:26:27,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-22 23:26:27,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-22 23:26:27,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-22 23:26:27,272 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-22 23:26:27,272 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-22 23:26:27,272 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-22 23:26:27,272 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-22 23:26:27,272 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-22 23:26:27,273 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-22 23:26:27,273 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-22 23:26:27,273 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-22 23:26:27,274 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-22 23:26:27,274 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-22 23:26:27,274 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-22 23:26:27,274 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-22 23:26:27,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 23:26:27,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-22 23:26:27,274 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-22 23:26:27,275 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-22 23:26:27,275 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-22 23:26:27,275 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-22 23:26:27,275 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-22 23:26:27,275 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-22 23:26:27,275 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-22 23:26:27,275 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-22 23:26:27,276 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-22 23:26:27,276 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-22 23:26:27,276 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-22 23:26:27,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-22 23:26:27,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-22 23:26:27,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-22 23:26:27,494 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-22 23:26:27,494 INFO L274 PluginConnector]: CDTParser initialized [2023-12-22 23:26:27,496 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-75.i [2023-12-22 23:26:28,567 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-22 23:26:28,757 INFO L384 CDTParser]: Found 1 translation units. [2023-12-22 23:26:28,757 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-75.i [2023-12-22 23:26:28,764 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ab6e6b2/896812a737e04773815f75bdb951a849/FLAGdeafce66c [2023-12-22 23:26:28,776 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1ab6e6b2/896812a737e04773815f75bdb951a849 [2023-12-22 23:26:28,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-22 23:26:28,779 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-22 23:26:28,781 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-22 23:26:28,781 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-22 23:26:28,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-22 23:26:28,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 11:26:28" (1/1) ... [2023-12-22 23:26:28,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5126ef2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:28, skipping insertion in model container [2023-12-22 23:26:28,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 11:26:28" (1/1) ... [2023-12-22 23:26:28,819 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-22 23:26:28,925 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_fillercodesize_normal_file-75.i[913,926] [2023-12-22 23:26:28,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 23:26:29,002 INFO L202 MainTranslator]: Completed pre-run [2023-12-22 23:26:29,011 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_fillercodesize_normal_file-75.i[913,926] [2023-12-22 23:26:29,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 23:26:29,064 INFO L206 MainTranslator]: Completed translation [2023-12-22 23:26:29,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29 WrapperNode [2023-12-22 23:26:29,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-22 23:26:29,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-22 23:26:29,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-22 23:26:29,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-22 23:26:29,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,087 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,106 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 138 [2023-12-22 23:26:29,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-22 23:26:29,107 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-22 23:26:29,107 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-22 23:26:29,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-22 23:26:29,122 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,127 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,136 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]. [2023-12-22 23:26:29,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,168 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,172 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-22 23:26:29,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-22 23:26:29,172 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-22 23:26:29,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-22 23:26:29,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (1/1) ... [2023-12-22 23:26:29,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 23:26:29,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-22 23:26:29,218 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) [2023-12-22 23:26:29,220 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 [2023-12-22 23:26:29,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-22 23:26:29,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-22 23:26:29,241 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-22 23:26:29,241 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-22 23:26:29,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-22 23:26:29,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-22 23:26:29,293 INFO L241 CfgBuilder]: Building ICFG [2023-12-22 23:26:29,295 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-22 23:26:51,092 INFO L282 CfgBuilder]: Performing block encoding [2023-12-22 23:26:51,139 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-22 23:26:51,139 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-22 23:26:51,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:26:51 BoogieIcfgContainer [2023-12-22 23:26:51,140 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-22 23:26:51,142 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-22 23:26:51,142 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-22 23:26:51,145 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-22 23:26:51,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 11:26:28" (1/3) ... [2023-12-22 23:26:51,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da6ac8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 11:26:51, skipping insertion in model container [2023-12-22 23:26:51,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:26:29" (2/3) ... [2023-12-22 23:26:51,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da6ac8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 11:26:51, skipping insertion in model container [2023-12-22 23:26:51,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:26:51" (3/3) ... [2023-12-22 23:26:51,147 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-75.i [2023-12-22 23:26:51,162 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-22 23:26:51,163 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-22 23:26:51,222 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-22 23:26:51,228 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;@48409b74, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-22 23:26:51,228 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-22 23:26:51,233 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 35 states have (on average 1.4) internal successors, (49), 36 states have internal predecessors, (49), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-22 23:26:51,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-22 23:26:51,250 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 23:26:51,250 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 23:26:51,252 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 23:26:51,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 23:26:51,259 INFO L85 PathProgramCache]: Analyzing trace with hash -675225749, now seen corresponding path program 1 times [2023-12-22 23:26:51,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 23:26:51,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100644712] [2023-12-22 23:26:51,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 23:26:51,330 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 [2023-12-22 23:26:51,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 23:26:51,353 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) [2023-12-22 23:26:51,436 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 [2023-12-22 23:26:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 23:26:52,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-22 23:26:52,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 23:26:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2023-12-22 23:26:52,112 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 23:26:52,113 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 23:26:52,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1100644712] [2023-12-22 23:26:52,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1100644712] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 23:26:52,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 23:26:52,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-22 23:26:52,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958401664] [2023-12-22 23:26:52,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 23:26:52,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-22 23:26:52,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 23:26:52,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-22 23:26:52,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-22 23:26:52,144 INFO L87 Difference]: Start difference. First operand has 57 states, 35 states have (on average 1.4) internal successors, (49), 36 states have internal predecessors, (49), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-22 23:26:56,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:26:56,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 23:26:56,531 INFO L93 Difference]: Finished difference Result 111 states and 191 transitions. [2023-12-22 23:26:56,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-22 23:26:56,652 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 122 [2023-12-22 23:26:56,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 23:26:56,657 INFO L225 Difference]: With dead ends: 111 [2023-12-22 23:26:56,657 INFO L226 Difference]: Without dead ends: 55 [2023-12-22 23:26:56,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-22 23:26:56,661 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-12-22 23:26:56,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 78 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2023-12-22 23:26:56,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2023-12-22 23:26:56,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2023-12-22 23:26:56,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 34 states have internal predecessors, (43), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-22 23:26:56,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 81 transitions. [2023-12-22 23:26:56,691 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 81 transitions. Word has length 122 [2023-12-22 23:26:56,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 23:26:56,691 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 81 transitions. [2023-12-22 23:26:56,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-22 23:26:56,692 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2023-12-22 23:26:56,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-22 23:26:56,693 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 23:26:56,694 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 23:26:56,708 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 [2023-12-22 23:26:56,907 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 [2023-12-22 23:26:56,908 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 23:26:56,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 23:26:56,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1150454821, now seen corresponding path program 1 times [2023-12-22 23:26:56,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 23:26:56,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [580075103] [2023-12-22 23:26:56,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 23:26:56,909 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 [2023-12-22 23:26:56,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 23:26:56,917 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) [2023-12-22 23:26:56,923 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 [2023-12-22 23:26:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 23:26:57,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-22 23:26:57,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 23:27:01,953 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 339 proven. 108 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2023-12-22 23:27:01,953 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-22 23:27:04,869 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 117 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2023-12-22 23:27:04,870 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 23:27:04,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [580075103] [2023-12-22 23:27:04,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [580075103] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-22 23:27:04,872 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-22 23:27:04,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2023-12-22 23:27:04,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653620615] [2023-12-22 23:27:04,872 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-22 23:27:04,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-12-22 23:27:04,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 23:27:04,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-12-22 23:27:04,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2023-12-22 23:27:04,876 INFO L87 Difference]: Start difference. First operand 55 states and 81 transitions. Second operand has 19 states, 19 states have (on average 3.4210526315789473) internal successors, (65), 19 states have internal predecessors, (65), 4 states have call successors, (34), 4 states have call predecessors, (34), 10 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2023-12-22 23:27:13,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:27:17,943 WARN L539 Checker$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 [] [2023-12-22 23:27:21,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:27:25,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:27:29,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:27:33,985 WARN L539 Checker$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 [] [2023-12-22 23:27:37,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:27:42,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:27:46,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:27:50,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:27:54,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:27:58,026 WARN L539 Checker$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 [] [2023-12-22 23:28:02,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:28:06,044 WARN L539 Checker$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 [] [2023-12-22 23:28:10,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:28:14,056 WARN L539 Checker$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 [] [2023-12-22 23:28:18,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:28:22,072 WARN L539 Checker$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 [] [2023-12-22 23:28:26,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:28:30,104 WARN L539 Checker$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 [] [2023-12-22 23:28:34,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:28:38,113 WARN L539 Checker$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 [] [2023-12-22 23:28:42,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:28:46,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 23:28:51,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 23:28:51,927 INFO L93 Difference]: Finished difference Result 280 states and 382 transitions. [2023-12-22 23:28:51,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2023-12-22 23:28:51,928 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.4210526315789473) internal successors, (65), 19 states have internal predecessors, (65), 4 states have call successors, (34), 4 states have call predecessors, (34), 10 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) Word has length 123 [2023-12-22 23:28:51,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 23:28:51,931 INFO L225 Difference]: With dead ends: 280 [2023-12-22 23:28:51,931 INFO L226 Difference]: Without dead ends: 226 [2023-12-22 23:28:51,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 234 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1391 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=1089, Invalid=3201, Unknown=0, NotChecked=0, Total=4290 [2023-12-22 23:28:51,936 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 311 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 408 mSolverCounterSat, 203 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 101.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 408 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 101.7s IncrementalHoareTripleChecker+Time [2023-12-22 23:28:51,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [315 Valid, 265 Invalid, 635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 408 Invalid, 24 Unknown, 0 Unchecked, 101.7s Time] [2023-12-22 23:28:51,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2023-12-22 23:28:52,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 139. [2023-12-22 23:28:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 89 states have (on average 1.1910112359550562) internal successors, (106), 91 states have internal predecessors, (106), 41 states have call successors, (41), 8 states have call predecessors, (41), 8 states have return successors, (41), 39 states have call predecessors, (41), 41 states have call successors, (41) [2023-12-22 23:28:52,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2023-12-22 23:28:52,032 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 123 [2023-12-22 23:28:52,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 23:28:52,033 INFO L495 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2023-12-22 23:28:52,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.4210526315789473) internal successors, (65), 19 states have internal predecessors, (65), 4 states have call successors, (34), 4 states have call predecessors, (34), 10 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2023-12-22 23:28:52,034 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2023-12-22 23:28:52,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-22 23:28:52,036 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 23:28:52,036 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 23:28:52,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-12-22 23:28:52,247 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 [2023-12-22 23:28:52,248 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 23:28:52,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 23:28:52,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1148607779, now seen corresponding path program 1 times [2023-12-22 23:28:52,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 23:28:52,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1626835817] [2023-12-22 23:28:52,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 23:28:52,250 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 [2023-12-22 23:28:52,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 23:28:52,251 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) [2023-12-22 23:28:52,254 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 [2023-12-22 23:28:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 23:28:52,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-22 23:28:52,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 23:29:05,271 WARN L293 SmtUtils]: Spent 7.87s 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) [2023-12-22 23:29:13,442 WARN L293 SmtUtils]: Spent 8.17s 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) [2023-12-22 23:29:21,563 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 23:29:29,773 WARN L293 SmtUtils]: Spent 8.21s 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) [2023-12-22 23:29:37,953 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-22 23:29:50,605 WARN L293 SmtUtils]: Spent 8.20s 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) [2023-12-22 23:29:58,837 WARN L293 SmtUtils]: Spent 8.23s 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) [2023-12-22 23:30:07,049 WARN L293 SmtUtils]: Spent 8.21s 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) [2023-12-22 23:30:15,288 WARN L293 SmtUtils]: Spent 8.24s 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) [2023-12-22 23:30:23,480 WARN L293 SmtUtils]: Spent 8.19s 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) [2023-12-22 23:30:31,666 WARN L293 SmtUtils]: Spent 8.19s 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) [2023-12-22 23:30:39,847 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-22 23:30:48,034 WARN L293 SmtUtils]: Spent 8.19s 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) [2023-12-22 23:30:56,263 WARN L293 SmtUtils]: Spent 8.23s 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) [2023-12-22 23:31:00,319 WARN L854 $PredicateComparison]: unable to prove that (and (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (let ((.cse1 (= (_ bv0 8) c_~var_1_11~0)) (.cse0 (= c_~var_1_12~0 (_ bv0 8))) (.cse2 (= c_~var_1_13~0 (_ bv0 8)))) (or (and (or .cse0 .cse1 .cse2) (= c_~var_1_7~0 (_ bv0 8))) (and (not .cse1) (= (_ bv1 8) c_~var_1_7~0) (not .cse0) (not .cse2)))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_15~0 c_~var_1_6~0) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from false [2023-12-22 23:31:04,375 WARN L876 $PredicateComparison]: unable to prove that (and (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (let ((.cse1 (= (_ bv0 8) c_~var_1_11~0)) (.cse0 (= c_~var_1_12~0 (_ bv0 8))) (.cse2 (= c_~var_1_13~0 (_ bv0 8)))) (or (and (or .cse0 .cse1 .cse2) (= c_~var_1_7~0 (_ bv0 8))) (and (not .cse1) (= (_ bv1 8) c_~var_1_7~0) (not .cse0) (not .cse2)))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_15~0 c_~var_1_6~0) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from true [2023-12-22 23:31:12,559 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-22 23:31:20,732 WARN L293 SmtUtils]: Spent 8.17s 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) [2023-12-22 23:31:28,849 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 23:31:37,029 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-22 23:31:44,991 WARN L293 SmtUtils]: Spent 7.96s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 23:31:53,177 WARN L293 SmtUtils]: Spent 8.19s 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) [2023-12-22 23:32:01,392 WARN L293 SmtUtils]: Spent 8.21s 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) [2023-12-22 23:32:09,636 WARN L293 SmtUtils]: Spent 8.24s 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) [2023-12-22 23:32:17,819 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-22 23:32:26,000 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-22 23:32:34,190 WARN L293 SmtUtils]: Spent 8.19s 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) [2023-12-22 23:32:42,378 WARN L293 SmtUtils]: Spent 8.19s 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) [2023-12-22 23:32:50,570 WARN L293 SmtUtils]: Spent 8.19s 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) [2023-12-22 23:32:58,752 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-22 23:33:06,964 WARN L293 SmtUtils]: Spent 8.21s 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) [2023-12-22 23:33:15,574 WARN L293 SmtUtils]: Spent 8.60s 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) [2023-12-22 23:33:23,966 WARN L293 SmtUtils]: Spent 8.39s 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) [2023-12-22 23:33:32,253 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 23:33:40,664 WARN L293 SmtUtils]: Spent 8.41s 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) [2023-12-22 23:33:49,001 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 23:33:57,348 WARN L293 SmtUtils]: Spent 8.35s 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) [2023-12-22 23:34:05,795 WARN L293 SmtUtils]: Spent 8.45s 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) [2023-12-22 23:34:14,231 WARN L293 SmtUtils]: Spent 8.43s 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) [2023-12-22 23:34:22,679 WARN L293 SmtUtils]: Spent 8.45s 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) [2023-12-22 23:34:31,124 WARN L293 SmtUtils]: Spent 8.44s 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) [2023-12-22 23:34:39,512 WARN L293 SmtUtils]: Spent 8.39s 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) [2023-12-22 23:34:47,879 WARN L293 SmtUtils]: Spent 8.37s 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) [2023-12-22 23:34:56,313 WARN L293 SmtUtils]: Spent 8.43s 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) [2023-12-22 23:35:04,683 WARN L293 SmtUtils]: Spent 8.37s 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) [2023-12-22 23:35:13,056 WARN L293 SmtUtils]: Spent 8.37s 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) [2023-12-22 23:35:21,436 WARN L293 SmtUtils]: Spent 8.38s 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) [2023-12-22 23:35:29,881 WARN L293 SmtUtils]: Spent 8.44s 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) [2023-12-22 23:35:33,990 WARN L854 $PredicateComparison]: unable to prove that (and (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (= c_~var_1_20~0 c_~var_1_22~0) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (let ((.cse1 (= (_ bv0 8) c_~var_1_11~0)) (.cse0 (= c_~var_1_12~0 (_ bv0 8))) (.cse2 (= c_~var_1_13~0 (_ bv0 8)))) (or (and (or .cse0 .cse1 .cse2) (= c_~var_1_7~0 (_ bv0 8))) (and (not .cse1) (= (_ bv1 8) c_~var_1_7~0) (not .cse0) (not .cse2)))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (not (fp.lt c_~var_1_18~0 (fp.mul c_currentRoundingMode c_~last_1_var_1_22~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)))) (= c_~var_1_15~0 c_~var_1_6~0) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from false [2023-12-22 23:35:38,125 WARN L876 $PredicateComparison]: unable to prove that (and (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (= c_~var_1_20~0 c_~var_1_22~0) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (let ((.cse1 (= (_ bv0 8) c_~var_1_11~0)) (.cse0 (= c_~var_1_12~0 (_ bv0 8))) (.cse2 (= c_~var_1_13~0 (_ bv0 8)))) (or (and (or .cse0 .cse1 .cse2) (= c_~var_1_7~0 (_ bv0 8))) (and (not .cse1) (= (_ bv1 8) c_~var_1_7~0) (not .cse0) (not .cse2)))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (not (fp.lt c_~var_1_18~0 (fp.mul c_currentRoundingMode c_~last_1_var_1_22~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)))) (= c_~var_1_15~0 c_~var_1_6~0) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from true [2023-12-22 23:35:46,567 WARN L293 SmtUtils]: Spent 8.44s 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) [2023-12-22 23:35:54,979 WARN L293 SmtUtils]: Spent 8.41s 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) [2023-12-22 23:36:03,258 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 23:36:11,682 WARN L293 SmtUtils]: Spent 8.42s 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) [2023-12-22 23:36:20,028 WARN L293 SmtUtils]: Spent 8.35s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 23:36:28,470 WARN L293 SmtUtils]: Spent 8.44s 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) [2023-12-22 23:36:36,922 WARN L293 SmtUtils]: Spent 8.45s 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) [2023-12-22 23:36:45,451 WARN L293 SmtUtils]: Spent 8.53s 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) [2023-12-22 23:36:53,881 WARN L293 SmtUtils]: Spent 8.43s 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) [2023-12-22 23:37:02,323 WARN L293 SmtUtils]: Spent 8.44s 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) [2023-12-22 23:37:10,692 WARN L293 SmtUtils]: Spent 8.37s 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) [2023-12-22 23:37:19,065 WARN L293 SmtUtils]: Spent 8.37s 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) [2023-12-22 23:37:27,549 WARN L293 SmtUtils]: Spent 8.48s 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) [2023-12-22 23:37:35,929 WARN L293 SmtUtils]: Spent 8.38s 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) [2023-12-22 23:37:44,286 WARN L293 SmtUtils]: Spent 8.36s 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) [2023-12-22 23:37:52,640 WARN L293 SmtUtils]: Spent 8.35s 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) [2023-12-22 23:38:01,089 WARN L293 SmtUtils]: Spent 8.45s 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) [2023-12-22 23:38:09,489 WARN L293 SmtUtils]: Spent 8.39s 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) [2023-12-22 23:38:17,881 WARN L293 SmtUtils]: Spent 8.39s 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) [2023-12-22 23:38:26,199 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 23:38:34,645 WARN L293 SmtUtils]: Spent 8.45s 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) [2023-12-22 23:38:43,012 WARN L293 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 23:38:51,411 WARN L293 SmtUtils]: Spent 8.40s 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) [2023-12-22 23:38:59,923 WARN L293 SmtUtils]: Spent 8.51s 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) [2023-12-22 23:39:08,322 WARN L293 SmtUtils]: Spent 8.40s 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) [2023-12-22 23:39:16,954 WARN L293 SmtUtils]: Spent 8.63s 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) [2023-12-22 23:39:25,358 WARN L293 SmtUtils]: Spent 8.40s 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) [2023-12-22 23:39:33,875 WARN L293 SmtUtils]: Spent 8.52s 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) [2023-12-22 23:39:42,471 WARN L293 SmtUtils]: Spent 8.59s 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) [2023-12-22 23:39:50,870 WARN L293 SmtUtils]: Spent 8.40s 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) [2023-12-22 23:39:59,274 WARN L293 SmtUtils]: Spent 8.40s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 23:40:07,728 WARN L293 SmtUtils]: Spent 8.45s 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) [2023-12-22 23:40:16,198 WARN L293 SmtUtils]: Spent 8.47s 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) [2023-12-22 23:40:24,621 WARN L293 SmtUtils]: Spent 8.42s 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) [2023-12-22 23:40:33,091 WARN L293 SmtUtils]: Spent 8.47s 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) [2023-12-22 23:40:37,215 WARN L854 $PredicateComparison]: unable to prove that (and (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (= c_~var_1_20~0 c_~var_1_22~0) (= c_~var_1_1~0 (fp.add c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0))) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (let ((.cse1 (= (_ bv0 8) c_~var_1_11~0)) (.cse0 (= c_~var_1_12~0 (_ bv0 8))) (.cse2 (= c_~var_1_13~0 (_ bv0 8)))) (or (and (or .cse0 .cse1 .cse2) (= c_~var_1_7~0 (_ bv0 8))) (and (not .cse1) (= (_ bv1 8) c_~var_1_7~0) (not .cse0) (not .cse2)))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (not (fp.lt c_~var_1_18~0 (fp.mul c_currentRoundingMode c_~last_1_var_1_22~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)))) (= c_~var_1_15~0 c_~var_1_6~0) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from false [2023-12-22 23:40:41,351 WARN L876 $PredicateComparison]: unable to prove that (and (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (= c_~var_1_20~0 c_~var_1_22~0) (= c_~var_1_1~0 (fp.add c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0))) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (let ((.cse1 (= (_ bv0 8) c_~var_1_11~0)) (.cse0 (= c_~var_1_12~0 (_ bv0 8))) (.cse2 (= c_~var_1_13~0 (_ bv0 8)))) (or (and (or .cse0 .cse1 .cse2) (= c_~var_1_7~0 (_ bv0 8))) (and (not .cse1) (= (_ bv1 8) c_~var_1_7~0) (not .cse0) (not .cse2)))) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (not (fp.lt c_~var_1_18~0 (fp.mul c_currentRoundingMode c_~last_1_var_1_22~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)))) (= c_~var_1_15~0 c_~var_1_6~0) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) is different from true [2023-12-22 23:40:49,937 WARN L293 SmtUtils]: Spent 8.55s 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) [2023-12-22 23:40:58,474 WARN L293 SmtUtils]: Spent 8.54s 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) [2023-12-22 23:41:06,925 WARN L293 SmtUtils]: Spent 8.45s 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) Received shutdown request... [2023-12-22 23:41:14,701 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 [2023-12-22 23:41:14,701 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 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-22 23:41:15,385 WARN L293 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 23:41:15,724 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 [2023-12-22 23:41:15,761 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-22 23:41:15,761 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 124 with TraceHistMax 19,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2023-12-22 23:41:15,764 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-12-22 23:41:15,765 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-22 23:41:15,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 11:41:15 BoogieIcfgContainer [2023-12-22 23:41:15,767 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-22 23:41:15,768 INFO L158 Benchmark]: Toolchain (without parser) took 886988.63ms. Allocated memory is still 308.3MB. Free memory was 257.3MB in the beginning and 263.6MB in the end (delta: -6.4MB). Peak memory consumption was 161.5MB. Max. memory is 8.0GB. [2023-12-22 23:41:15,768 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 185.6MB. Free memory was 136.9MB in the beginning and 136.8MB in the end (delta: 136.3kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-22 23:41:15,768 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.12ms. Allocated memory is still 308.3MB. Free memory was 257.0MB in the beginning and 242.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-12-22 23:41:15,768 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.80ms. Allocated memory is still 308.3MB. Free memory was 242.8MB in the beginning and 240.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-22 23:41:15,768 INFO L158 Benchmark]: Boogie Preprocessor took 64.77ms. Allocated memory is still 308.3MB. Free memory was 240.5MB in the beginning and 237.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-22 23:41:15,769 INFO L158 Benchmark]: RCFGBuilder took 21967.72ms. Allocated memory is still 308.3MB. Free memory was 237.4MB in the beginning and 216.7MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2023-12-22 23:41:15,770 INFO L158 Benchmark]: TraceAbstraction took 864625.48ms. Allocated memory is still 308.3MB. Free memory was 216.0MB in the beginning and 263.6MB in the end (delta: -47.7MB). Peak memory consumption was 120.6MB. Max. memory is 8.0GB. [2023-12-22 23:41:15,778 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 185.6MB. Free memory was 136.9MB in the beginning and 136.8MB in the end (delta: 136.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 284.12ms. Allocated memory is still 308.3MB. Free memory was 257.0MB in the beginning and 242.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 40.80ms. Allocated memory is still 308.3MB. Free memory was 242.8MB in the beginning and 240.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 64.77ms. Allocated memory is still 308.3MB. Free memory was 240.5MB in the beginning and 237.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 21967.72ms. Allocated memory is still 308.3MB. Free memory was 237.4MB in the beginning and 216.7MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 864625.48ms. Allocated memory is still 308.3MB. Free memory was 216.0MB in the beginning and 263.6MB in the end (delta: -47.7MB). Peak memory consumption was 120.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 19). Cancelled while NwaCegarLoop was analyzing trace of length 124 with TraceHistMax 19,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 864.6s, OverallIterations: 3, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 111.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 25 mSolverCounterUnknown, 315 SdHoareTripleChecker+Valid, 106.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 311 mSDsluCounter, 343 SdHoareTripleChecker+Invalid, 105.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 181 mSDsCounter, 203 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 410 IncrementalHoareTripleChecker+Invalid, 638 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 203 mSolverCounterUnsat, 162 mSDtfsCounter, 410 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 420 GetRequests, 355 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1391 ImplicationChecksByTransitivity, 7.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=2, InterpolantAutomatonStates: 57, 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, 2 MinimizatonAttempts, 87 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 7.5s InterpolantComputationTime, 245 NumberOfCodeBlocks, 245 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 365 ConstructedInterpolants, 0 QuantifiedInterpolants, 1764 SizeOfPredicates, 8 NumberOfNonLiveVariables, 406 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 1827/2052 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