/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_loopvsstraightlinecode_100-1loop_file-49.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-23 21:31:05,514 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-23 21:31:05,562 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-23 21:31:05,565 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-23 21:31:05,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-23 21:31:05,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-23 21:31:05,591 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-23 21:31:05,591 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-23 21:31:05,591 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-23 21:31:05,592 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-23 21:31:05,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-23 21:31:05,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-23 21:31:05,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-23 21:31:05,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-23 21:31:05,593 INFO L153 SettingsManager]: * Use SBE=true [2023-12-23 21:31:05,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-23 21:31:05,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-23 21:31:05,594 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-23 21:31:05,594 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-23 21:31:05,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-23 21:31:05,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-23 21:31:05,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-23 21:31:05,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-23 21:31:05,595 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-23 21:31:05,596 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-23 21:31:05,596 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-23 21:31:05,596 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-23 21:31:05,597 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-23 21:31:05,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-23 21:31:05,597 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-23 21:31:05,597 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-23 21:31:05,598 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-23 21:31:05,598 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-23 21:31:05,598 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-23 21:31:05,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 21:31:05,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-23 21:31:05,599 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-23 21:31:05,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-23 21:31:05,599 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-23 21:31:05,599 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-23 21:31:05,600 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-23 21:31:05,600 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-23 21:31:05,600 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-23 21:31:05,600 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-23 21:31:05,600 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-23 21:31:05,601 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-23 21:31:05,601 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-23 21:31:05,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-23 21:31:05,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-23 21:31:05,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-23 21:31:05,839 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-23 21:31:05,840 INFO L274 PluginConnector]: CDTParser initialized [2023-12-23 21:31:05,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-49.i [2023-12-23 21:31:06,998 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-23 21:31:07,242 INFO L384 CDTParser]: Found 1 translation units. [2023-12-23 21:31:07,243 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-49.i [2023-12-23 21:31:07,256 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5d06a254/2308c717bf014d60beeff1ce5d2a2f28/FLAG0a6a6549f [2023-12-23 21:31:07,270 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5d06a254/2308c717bf014d60beeff1ce5d2a2f28 [2023-12-23 21:31:07,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-23 21:31:07,275 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-23 21:31:07,291 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-23 21:31:07,291 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-23 21:31:07,295 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-23 21:31:07,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@102cd524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07, skipping insertion in model container [2023-12-23 21:31:07,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,319 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-23 21:31:07,418 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_loopvsstraightlinecode_100-1loop_file-49.i[916,929] [2023-12-23 21:31:07,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 21:31:07,509 INFO L202 MainTranslator]: Completed pre-run [2023-12-23 21:31:07,518 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_loopvsstraightlinecode_100-1loop_file-49.i[916,929] [2023-12-23 21:31:07,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 21:31:07,559 INFO L206 MainTranslator]: Completed translation [2023-12-23 21:31:07,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07 WrapperNode [2023-12-23 21:31:07,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-23 21:31:07,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-23 21:31:07,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-23 21:31:07,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-23 21:31:07,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,575 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,598 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-12-23 21:31:07,598 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-23 21:31:07,599 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-23 21:31:07,599 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-23 21:31:07,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-23 21:31:07,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,623 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,643 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-12-23 21:31:07,644 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,644 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,668 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,674 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-23 21:31:07,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-23 21:31:07,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-23 21:31:07,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-23 21:31:07,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (1/1) ... [2023-12-23 21:31:07,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 21:31:07,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-23 21:31:07,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-23 21:31:07,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-23 21:31:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-23 21:31:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-23 21:31:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-23 21:31:07,739 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-23 21:31:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-23 21:31:07,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-23 21:31:07,826 INFO L241 CfgBuilder]: Building ICFG [2023-12-23 21:31:07,828 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-23 21:31:26,239 INFO L282 CfgBuilder]: Performing block encoding [2023-12-23 21:31:26,298 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-23 21:31:26,299 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-23 21:31:26,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:31:26 BoogieIcfgContainer [2023-12-23 21:31:26,299 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-23 21:31:26,300 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-23 21:31:26,300 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-23 21:31:26,303 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-23 21:31:26,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:31:07" (1/3) ... [2023-12-23 21:31:26,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e1c5da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:31:26, skipping insertion in model container [2023-12-23 21:31:26,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:31:07" (2/3) ... [2023-12-23 21:31:26,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e1c5da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:31:26, skipping insertion in model container [2023-12-23 21:31:26,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:31:26" (3/3) ... [2023-12-23 21:31:26,304 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-49.i [2023-12-23 21:31:26,317 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-23 21:31:26,317 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-23 21:31:26,362 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-23 21:31:26,369 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;@3232ce01, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-23 21:31:26,370 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-23 21:31:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 51 states have (on average 1.4901960784313726) internal successors, (76), 52 states have internal predecessors, (76), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-23 21:31:26,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-23 21:31:26,397 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 21:31:26,398 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-23 21:31:26,398 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 21:31:26,403 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 21:31:26,403 INFO L85 PathProgramCache]: Analyzing trace with hash 1688984205, now seen corresponding path program 1 times [2023-12-23 21:31:26,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 21:31:26,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1630658811] [2023-12-23 21:31:26,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 21:31:26,414 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-23 21:31:26,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 21:31:26,420 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-23 21:31:26,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-23 21:31:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 21:31:27,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-23 21:31:27,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 21:31:27,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 650 proven. 0 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-12-23 21:31:27,627 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-23 21:31:27,627 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 21:31:27,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1630658811] [2023-12-23 21:31:27,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1630658811] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-23 21:31:27,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-23 21:31:27,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-23 21:31:27,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459215328] [2023-12-23 21:31:27,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 21:31:27,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-23 21:31:27,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 21:31:27,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-23 21:31:27,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-23 21:31:27,651 INFO L87 Difference]: Start difference. First operand has 80 states, 51 states have (on average 1.4901960784313726) internal successors, (76), 52 states have internal predecessors, (76), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-12-23 21:31:32,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:31:32,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 21:31:32,340 INFO L93 Difference]: Finished difference Result 159 states and 281 transitions. [2023-12-23 21:31:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-23 21:31:32,342 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 167 [2023-12-23 21:31:32,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 21:31:32,347 INFO L225 Difference]: With dead ends: 159 [2023-12-23 21:31:32,347 INFO L226 Difference]: Without dead ends: 78 [2023-12-23 21:31:32,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-23 21:31:32,354 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-12-23 21:31:32,357 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2023-12-23 21:31:32,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-12-23 21:31:32,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-12-23 21:31:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 50 states have (on average 1.42) internal successors, (71), 50 states have internal predecessors, (71), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-23 21:31:32,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 123 transitions. [2023-12-23 21:31:32,396 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 123 transitions. Word has length 167 [2023-12-23 21:31:32,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 21:31:32,397 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 123 transitions. [2023-12-23 21:31:32,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-12-23 21:31:32,397 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-12-23 21:31:32,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-23 21:31:32,402 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 21:31:32,402 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-23 21:31:32,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-23 21:31:32,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-23 21:31:32,613 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 21:31:32,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 21:31:32,614 INFO L85 PathProgramCache]: Analyzing trace with hash -380624803, now seen corresponding path program 1 times [2023-12-23 21:31:32,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 21:31:32,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2124068338] [2023-12-23 21:31:32,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 21:31:32,615 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-23 21:31:32,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 21:31:32,617 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-23 21:31:32,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-23 21:31:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 21:31:34,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-23 21:31:34,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 21:31:38,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 688 proven. 72 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2023-12-23 21:31:38,351 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-23 21:31:39,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-12-23 21:31:39,182 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 21:31:39,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2124068338] [2023-12-23 21:31:39,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2124068338] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-23 21:31:39,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-23 21:31:39,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2023-12-23 21:31:39,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730095726] [2023-12-23 21:31:39,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 21:31:39,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-23 21:31:39,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 21:31:39,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-23 21:31:39,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-12-23 21:31:39,185 INFO L87 Difference]: Start difference. First operand 78 states and 123 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-23 21:31:43,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:31:47,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:31:52,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:31:56,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:00,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:04,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:10,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:14,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:18,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:22,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:26,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:31,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:35,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:39,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:41,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 21:32:41,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 21:32:41,237 INFO L93 Difference]: Finished difference Result 215 states and 338 transitions. [2023-12-23 21:32:41,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-23 21:32:41,241 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 167 [2023-12-23 21:32:41,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 21:32:41,243 INFO L225 Difference]: With dead ends: 215 [2023-12-23 21:32:41,243 INFO L226 Difference]: Without dead ends: 138 [2023-12-23 21:32:41,244 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-12-23 21:32:41,244 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 106 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 4 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.9s IncrementalHoareTripleChecker+Time [2023-12-23 21:32:41,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 301 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 65 Invalid, 14 Unknown, 0 Unchecked, 61.9s Time] [2023-12-23 21:32:41,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-12-23 21:32:41,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 127. [2023-12-23 21:32:41,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 86 states have (on average 1.430232558139535) internal successors, (123), 87 states have internal predecessors, (123), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-23 21:32:41,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 199 transitions. [2023-12-23 21:32:41,272 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 199 transitions. Word has length 167 [2023-12-23 21:32:41,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 21:32:41,273 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 199 transitions. [2023-12-23 21:32:41,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-12-23 21:32:41,273 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 199 transitions. [2023-12-23 21:32:41,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-23 21:32:41,275 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 21:32:41,275 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-23 21:32:41,305 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-23 21:32:41,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-23 21:32:41,480 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 21:32:41,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 21:32:41,481 INFO L85 PathProgramCache]: Analyzing trace with hash -331748201, now seen corresponding path program 1 times [2023-12-23 21:32:41,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 21:32:41,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [144068249] [2023-12-23 21:32:41,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 21:32:41,481 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-23 21:32:41,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 21:32:41,484 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-23 21:32:41,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-23 21:32:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 21:32:43,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-23 21:32:43,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 21:33:43,495 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) [2023-12-23 21:33:51,813 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:34:00,176 WARN L293 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:34:08,562 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) [2023-12-23 21:34:16,957 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) [2023-12-23 21:34:25,291 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:34:33,620 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:34:41,839 WARN L293 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:34:50,176 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:34:58,720 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) [2023-12-23 21:35:06,912 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:35:15,259 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) [2023-12-23 21:35:23,659 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) [2023-12-23 21:35:31,997 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:35:40,340 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:35:48,681 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:35:57,092 WARN L293 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:36:05,435 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:36:13,786 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) [2023-12-23 21:36:22,123 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:36:30,492 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) [2023-12-23 21:36:34,590 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 24) c_~var_1_22~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)))) (and (fp.leq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_13~0 (bvadd ((_ zero_extend 16) c_~var_1_26~0) (_ bv128 32))) (fp.geq c_~var_1_8~0 .cse0) (fp.leq c_~var_1_7~0 .cse1) (= c_~last_1_var_1_30~0 (_ bv0 8)) (bvsle ((_ zero_extend 24) c_~var_1_24~0) (_ bv0 32)) (= c_~var_1_26~0 ((_ zero_extend 8) c_~var_1_20~0)) (fp.geq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_12~0 .cse0) (bvsle .cse2 (_ bv1 32)) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv0 32)) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (bvsge .cse2 (_ bv1 32)) (bvsge ((_ zero_extend 24) c_~var_1_31~0) (_ bv1 32)) (let ((.cse3 (fp.gt c_~var_1_9~0 c_~var_1_12~0)) (.cse4 (fp.mul c_currentRoundingMode c_~var_1_6~0 (fp.mul c_currentRoundingMode c_~var_1_8~0 c_~var_1_7~0)))) (or (and .cse3 (fp.gt .cse4 (fp.sub c_currentRoundingMode c_~var_1_9~0 c_~var_1_14~0))) (and (not .cse3) (fp.gt .cse4 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_14~0))))) (fp.geq c_~var_1_9~0 .cse0) (fp.leq c_~var_1_8~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-23 21:36:38,695 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 24) c_~var_1_22~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)))) (and (fp.leq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_13~0 (bvadd ((_ zero_extend 16) c_~var_1_26~0) (_ bv128 32))) (fp.geq c_~var_1_8~0 .cse0) (fp.leq c_~var_1_7~0 .cse1) (= c_~last_1_var_1_30~0 (_ bv0 8)) (bvsle ((_ zero_extend 24) c_~var_1_24~0) (_ bv0 32)) (= c_~var_1_26~0 ((_ zero_extend 8) c_~var_1_20~0)) (fp.geq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_12~0 .cse0) (bvsle .cse2 (_ bv1 32)) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv0 32)) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (bvsge .cse2 (_ bv1 32)) (bvsge ((_ zero_extend 24) c_~var_1_31~0) (_ bv1 32)) (let ((.cse3 (fp.gt c_~var_1_9~0 c_~var_1_12~0)) (.cse4 (fp.mul c_currentRoundingMode c_~var_1_6~0 (fp.mul c_currentRoundingMode c_~var_1_8~0 c_~var_1_7~0)))) (or (and .cse3 (fp.gt .cse4 (fp.sub c_currentRoundingMode c_~var_1_9~0 c_~var_1_14~0))) (and (not .cse3) (fp.gt .cse4 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_14~0))))) (fp.geq c_~var_1_9~0 .cse0) (fp.leq c_~var_1_8~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2023-12-23 21:36:47,117 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) [2023-12-23 21:36:55,449 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:37:03,803 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) [2023-12-23 21:37:12,213 WARN L293 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:37:20,648 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) [2023-12-23 21:37:29,016 WARN L293 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:37:37,383 WARN L293 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:37:45,616 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:37:53,959 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:38:02,382 WARN L293 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:38:10,585 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:38:18,940 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) [2023-12-23 21:38:27,361 WARN L293 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:38:35,725 WARN L293 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:38:44,081 WARN L293 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:38:52,425 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:39:00,844 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) [2023-12-23 21:39:09,200 WARN L293 SmtUtils]: Spent 8.35s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:39:17,564 WARN L293 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:39:25,911 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) [2023-12-23 21:39:34,291 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) [2023-12-23 21:39:42,753 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) [2023-12-23 21:39:51,130 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) [2023-12-23 21:39:59,583 WARN L293 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:40:08,027 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) [2023-12-23 21:40:16,447 WARN L293 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:40:24,834 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) [2023-12-23 21:40:33,206 WARN L293 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:40:41,411 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:40:49,792 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) [2023-12-23 21:40:58,183 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) [2023-12-23 21:41:06,462 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:41:14,874 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) [2023-12-23 21:41:23,297 WARN L293 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:41:31,714 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) [2023-12-23 21:41:40,086 WARN L293 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:41:53,310 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) [2023-12-23 21:42:01,671 WARN L293 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:42:10,121 WARN L293 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:42:18,493 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) [2023-12-23 21:42:26,854 WARN L293 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:42:35,212 WARN L293 SmtUtils]: Spent 8.36s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:42:43,590 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) [2023-12-23 21:42:47,696 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 24) c_~var_1_22~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)))) (and (fp.leq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_13~0 (bvadd ((_ zero_extend 16) c_~var_1_26~0) (_ bv128 32))) (fp.geq c_~var_1_8~0 .cse0) (fp.leq c_~var_1_7~0 .cse1) (= c_~last_1_var_1_30~0 (_ bv0 8)) (bvsle ((_ zero_extend 24) c_~var_1_24~0) (_ bv0 32)) (= c_~var_1_26~0 ((_ zero_extend 8) c_~var_1_20~0)) (fp.geq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_12~0 .cse0) (bvsle .cse2 (_ bv1 32)) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv0 32)) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= c_~var_1_1~0 (bvadd c_~var_1_13~0 ((_ sign_extend 24) c_~var_1_3~0))) (bvsge .cse2 (_ bv1 32)) (bvsge ((_ zero_extend 24) c_~var_1_31~0) (_ bv1 32)) (let ((.cse3 (fp.gt c_~var_1_9~0 c_~var_1_12~0)) (.cse4 (fp.mul c_currentRoundingMode c_~var_1_6~0 (fp.mul c_currentRoundingMode c_~var_1_8~0 c_~var_1_7~0)))) (or (and .cse3 (fp.gt .cse4 (fp.sub c_currentRoundingMode c_~var_1_9~0 c_~var_1_14~0))) (and (not .cse3) (fp.gt .cse4 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_14~0))))) (fp.geq c_~var_1_9~0 .cse0) (fp.leq c_~var_1_8~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-23 21:42:51,806 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ zero_extend 24) c_~var_1_22~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)))) (and (fp.leq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_13~0 (bvadd ((_ zero_extend 16) c_~var_1_26~0) (_ bv128 32))) (fp.geq c_~var_1_8~0 .cse0) (fp.leq c_~var_1_7~0 .cse1) (= c_~last_1_var_1_30~0 (_ bv0 8)) (bvsle ((_ zero_extend 24) c_~var_1_24~0) (_ bv0 32)) (= c_~var_1_26~0 ((_ zero_extend 8) c_~var_1_20~0)) (fp.geq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_12~0 .cse0) (bvsle .cse2 (_ bv1 32)) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv0 32)) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= c_~var_1_1~0 (bvadd c_~var_1_13~0 ((_ sign_extend 24) c_~var_1_3~0))) (bvsge .cse2 (_ bv1 32)) (bvsge ((_ zero_extend 24) c_~var_1_31~0) (_ bv1 32)) (let ((.cse3 (fp.gt c_~var_1_9~0 c_~var_1_12~0)) (.cse4 (fp.mul c_currentRoundingMode c_~var_1_6~0 (fp.mul c_currentRoundingMode c_~var_1_8~0 c_~var_1_7~0)))) (or (and .cse3 (fp.gt .cse4 (fp.sub c_currentRoundingMode c_~var_1_9~0 c_~var_1_14~0))) (and (not .cse3) (fp.gt .cse4 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_14~0))))) (fp.geq c_~var_1_9~0 .cse0) (fp.leq c_~var_1_8~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2023-12-23 21:43:00,269 WARN L293 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:43:08,643 WARN L293 SmtUtils]: Spent 8.37s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:43:17,091 WARN L293 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:43:25,522 WARN L293 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:43:33,877 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) [2023-12-23 21:43:42,313 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) [2023-12-23 21:43:50,665 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) [2023-12-23 21:43:59,044 WARN L293 SmtUtils]: Spent 8.38s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:44:07,397 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) [2023-12-23 21:44:15,590 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:44:24,104 WARN L293 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:44:32,538 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) [2023-12-23 21:44:40,728 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:44:49,135 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) [2023-12-23 21:44:57,521 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) [2023-12-23 21:45:05,911 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) [2023-12-23 21:45:14,343 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) [2023-12-23 21:45:22,802 WARN L293 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 21:45:31,189 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) [2023-12-23 21:45:39,583 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) [2023-12-23 21:45:47,972 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) Received shutdown request... [2023-12-23 21:45:53,858 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-23 21:45:53,872 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 [2023-12-23 21:45:54,902 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-12-23 21:45:55,059 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-12-23 21:45:55,107 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-23 21:45:55,108 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 169 with TraceHistMax 26,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2023-12-23 21:45:55,111 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-12-23 21:45:55,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 [2023-12-23 21:45:55,114 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-23 21:45:55,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 09:45:55 BoogieIcfgContainer [2023-12-23 21:45:55,123 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-23 21:45:55,123 INFO L158 Benchmark]: Toolchain (without parser) took 887848.37ms. Allocated memory is still 351.3MB. Free memory was 300.5MB in the beginning and 210.5MB in the end (delta: 90.0MB). Peak memory consumption was 91.8MB. Max. memory is 8.0GB. [2023-12-23 21:45:55,123 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 218.1MB. Free memory is still 169.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-23 21:45:55,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.34ms. Allocated memory is still 351.3MB. Free memory was 300.5MB in the beginning and 283.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-12-23 21:45:55,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.48ms. Allocated memory is still 351.3MB. Free memory was 283.8MB in the beginning and 281.0MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-23 21:45:55,124 INFO L158 Benchmark]: Boogie Preprocessor took 78.66ms. Allocated memory is still 351.3MB. Free memory was 281.0MB in the beginning and 276.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-23 21:45:55,124 INFO L158 Benchmark]: RCFGBuilder took 18620.99ms. Allocated memory is still 351.3MB. Free memory was 276.8MB in the beginning and 314.7MB in the end (delta: -37.9MB). Peak memory consumption was 31.1MB. Max. memory is 8.0GB. [2023-12-23 21:45:55,124 INFO L158 Benchmark]: TraceAbstraction took 868822.33ms. Allocated memory is still 351.3MB. Free memory was 314.1MB in the beginning and 210.5MB in the end (delta: 103.6MB). Peak memory consumption was 104.6MB. Max. memory is 8.0GB. [2023-12-23 21:45:55,125 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 218.1MB. Free memory is still 169.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 269.34ms. Allocated memory is still 351.3MB. Free memory was 300.5MB in the beginning and 283.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.48ms. Allocated memory is still 351.3MB. Free memory was 283.8MB in the beginning and 281.0MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 78.66ms. Allocated memory is still 351.3MB. Free memory was 281.0MB in the beginning and 276.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 18620.99ms. Allocated memory is still 351.3MB. Free memory was 276.8MB in the beginning and 314.7MB in the end (delta: -37.9MB). Peak memory consumption was 31.1MB. Max. memory is 8.0GB. * TraceAbstraction took 868822.33ms. Allocated memory is still 351.3MB. Free memory was 314.1MB in the beginning and 210.5MB in the end (delta: 103.6MB). Peak memory consumption was 104.6MB. 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 169 with TraceHistMax 26,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 868.8s, OverallIterations: 3, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 66.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 15 mSolverCounterUnknown, 106 SdHoareTripleChecker+Valid, 66.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 106 mSDsluCounter, 421 SdHoareTripleChecker+Invalid, 65.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 190 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 69 IncrementalHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 231 mSDtfsCounter, 69 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 499 GetRequests, 488 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=2, InterpolantAutomatonStates: 7, 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, 11 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 334 NumberOfCodeBlocks, 334 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 498 ConstructedInterpolants, 0 QuantifiedInterpolants, 1271 SizeOfPredicates, 5 NumberOfNonLiveVariables, 558 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3828/3900 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