/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-while_file-18.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-23 22:31:21,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-23 22:31:21,682 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 22:31:21,686 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-23 22:31:21,686 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-23 22:31:21,708 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-23 22:31:21,709 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-23 22:31:21,709 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-23 22:31:21,709 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-23 22:31:21,712 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-23 22:31:21,712 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-23 22:31:21,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-23 22:31:21,713 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-23 22:31:21,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-23 22:31:21,714 INFO L153 SettingsManager]: * Use SBE=true [2023-12-23 22:31:21,714 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-23 22:31:21,715 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-23 22:31:21,715 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-23 22:31:21,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-23 22:31:21,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-23 22:31:21,716 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-23 22:31:21,716 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-23 22:31:21,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-23 22:31:21,716 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-23 22:31:21,717 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-23 22:31:21,717 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-23 22:31:21,717 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-23 22:31:21,717 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-23 22:31:21,717 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-23 22:31:21,717 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-23 22:31:21,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-23 22:31:21,718 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-23 22:31:21,718 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-23 22:31:21,718 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-23 22:31:21,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 22:31:21,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-23 22:31:21,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-23 22:31:21,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-23 22:31:21,719 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-23 22:31:21,719 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-23 22:31:21,719 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-23 22:31:21,719 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-23 22:31:21,719 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-23 22:31:21,720 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-23 22:31:21,720 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-23 22:31:21,720 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-23 22:31:21,720 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-23 22:31:21,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-23 22:31:21,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-23 22:31:21,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-23 22:31:21,931 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-23 22:31:21,933 INFO L274 PluginConnector]: CDTParser initialized [2023-12-23 22:31:21,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i [2023-12-23 22:31:22,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-23 22:31:23,141 INFO L384 CDTParser]: Found 1 translation units. [2023-12-23 22:31:23,142 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i [2023-12-23 22:31:23,151 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b99d14c70/976f9873ceb04ae7bfd46b573857e0d6/FLAGe4ed5b533 [2023-12-23 22:31:23,164 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b99d14c70/976f9873ceb04ae7bfd46b573857e0d6 [2023-12-23 22:31:23,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-23 22:31:23,168 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-23 22:31:23,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-23 22:31:23,169 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-23 22:31:23,173 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-23 22:31:23,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211e4080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23, skipping insertion in model container [2023-12-23 22:31:23,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,208 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-23 22:31:23,326 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-while_file-18.i[916,929] [2023-12-23 22:31:23,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 22:31:23,418 INFO L202 MainTranslator]: Completed pre-run [2023-12-23 22:31:23,429 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-while_file-18.i[916,929] [2023-12-23 22:31:23,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 22:31:23,478 INFO L206 MainTranslator]: Completed translation [2023-12-23 22:31:23,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23 WrapperNode [2023-12-23 22:31:23,479 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-23 22:31:23,480 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-23 22:31:23,480 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-23 22:31:23,480 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-23 22:31:23,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,523 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 201 [2023-12-23 22:31:23,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-23 22:31:23,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-23 22:31:23,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-23 22:31:23,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-23 22:31:23,533 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,538 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,549 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 22:31:23,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,566 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,569 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,571 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-23 22:31:23,576 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-23 22:31:23,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-23 22:31:23,576 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-23 22:31:23,577 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (1/1) ... [2023-12-23 22:31:23,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 22:31:23,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-23 22:31:23,597 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 22:31:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-23 22:31:23,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-23 22:31:23,633 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-23 22:31:23,633 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-23 22:31:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-23 22:31:23,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-23 22:31:23,617 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 22:31:23,725 INFO L241 CfgBuilder]: Building ICFG [2023-12-23 22:31:23,735 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-23 22:31:44,920 INFO L282 CfgBuilder]: Performing block encoding [2023-12-23 22:31:44,986 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-23 22:31:44,987 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-23 22:31:44,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 10:31:44 BoogieIcfgContainer [2023-12-23 22:31:44,987 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-23 22:31:44,992 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-23 22:31:44,992 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-23 22:31:44,995 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-23 22:31:44,995 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 10:31:23" (1/3) ... [2023-12-23 22:31:44,995 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d33c05e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 10:31:44, skipping insertion in model container [2023-12-23 22:31:44,995 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 10:31:23" (2/3) ... [2023-12-23 22:31:44,996 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d33c05e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 10:31:44, skipping insertion in model container [2023-12-23 22:31:44,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 10:31:44" (3/3) ... [2023-12-23 22:31:44,996 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-18.i [2023-12-23 22:31:45,008 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-23 22:31:45,009 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-23 22:31:45,050 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-23 22:31:45,056 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;@7e40e73, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-23 22:31:45,056 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-23 22:31:45,061 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 47 states have (on average 1.4680851063829787) internal successors, (69), 48 states have internal predecessors, (69), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-23 22:31:45,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-23 22:31:45,073 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 22:31:45,074 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:31:45,075 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 22:31:45,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 22:31:45,080 INFO L85 PathProgramCache]: Analyzing trace with hash -1972462218, now seen corresponding path program 1 times [2023-12-23 22:31:45,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 22:31:45,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187942796] [2023-12-23 22:31:45,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 22:31:45,100 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 22:31:45,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 22:31:45,102 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 22:31:45,107 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 22:31:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 22:31:46,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-23 22:31:46,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 22:31:46,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-12-23 22:31:46,887 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-23 22:31:46,887 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 22:31:46,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187942796] [2023-12-23 22:31:46,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [187942796] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-23 22:31:46,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-23 22:31:46,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-23 22:31:46,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144583845] [2023-12-23 22:31:46,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 22:31:46,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-23 22:31:46,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 22:31:46,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-23 22:31:46,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-23 22:31:46,932 INFO L87 Difference]: Start difference. First operand has 78 states, 47 states have (on average 1.4680851063829787) internal successors, (69), 48 states have internal predecessors, (69), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-12-23 22:31:52,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 22:31:52,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 22:31:52,326 INFO L93 Difference]: Finished difference Result 152 states and 274 transitions. [2023-12-23 22:31:52,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-23 22:31:52,819 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 176 [2023-12-23 22:31:52,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 22:31:52,824 INFO L225 Difference]: With dead ends: 152 [2023-12-23 22:31:52,824 INFO L226 Difference]: Without dead ends: 75 [2023-12-23 22:31:52,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 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 22:31:52,828 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-12-23 22:31:52,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2023-12-23 22:31:52,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-12-23 22:31:52,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-12-23 22:31:52,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 45 states have internal predecessors, (61), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-23 22:31:52,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 117 transitions. [2023-12-23 22:31:52,864 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 117 transitions. Word has length 176 [2023-12-23 22:31:52,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 22:31:52,864 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 117 transitions. [2023-12-23 22:31:52,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-12-23 22:31:52,865 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 117 transitions. [2023-12-23 22:31:52,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-23 22:31:52,867 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 22:31:52,867 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:31:52,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-12-23 22:31:53,068 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 22:31:53,069 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 22:31:53,070 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 22:31:53,070 INFO L85 PathProgramCache]: Analyzing trace with hash -351875542, now seen corresponding path program 1 times [2023-12-23 22:31:53,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 22:31:53,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1265625317] [2023-12-23 22:31:53,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 22:31:53,072 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 22:31:53,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 22:31:53,073 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 22:31:53,074 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 22:31:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 22:31:54,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-23 22:31:54,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 22:31:57,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 532 proven. 21 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2023-12-23 22:31:57,806 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-23 22:32:00,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 135 proven. 24 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2023-12-23 22:32:00,984 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 22:32:00,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1265625317] [2023-12-23 22:32:00,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1265625317] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-23 22:32:00,985 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-23 22:32:00,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2023-12-23 22:32:00,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889320779] [2023-12-23 22:32:00,985 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-23 22:32:00,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-12-23 22:32:00,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 22:32:00,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-12-23 22:32:00,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-12-23 22:32:00,988 INFO L87 Difference]: Start difference. First operand 75 states and 117 transitions. Second operand has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 3 states have call successors, (33), 3 states have call predecessors, (33), 7 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-12-23 22:32:11,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.32s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 22:32:15,991 WARN L539 Checker$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 22:32:20,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 22:32:24,003 WARN L539 Checker$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 22:32:28,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 22:32:33,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 22:32:37,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 22:32:41,902 WARN L539 Checker$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 22:32:45,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 22:32:49,934 WARN L539 Checker$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 22:32:53,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 22:32:57,987 WARN L539 Checker$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 22:33:01,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 22:33:05,997 WARN L539 Checker$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 22:33:10,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 22:33:14,012 WARN L539 Checker$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 22:33:18,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 22:33:22,054 WARN L539 Checker$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 22:33:27,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 22:33:27,921 INFO L93 Difference]: Finished difference Result 321 states and 478 transitions. [2023-12-23 22:33:27,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-12-23 22:33:27,922 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 3 states have call successors, (33), 3 states have call predecessors, (33), 7 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 176 [2023-12-23 22:33:27,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 22:33:27,925 INFO L225 Difference]: With dead ends: 321 [2023-12-23 22:33:27,925 INFO L226 Difference]: Without dead ends: 247 [2023-12-23 22:33:27,927 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 383 GetRequests, 341 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 516 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=500, Invalid=1306, Unknown=0, NotChecked=0, Total=1806 [2023-12-23 22:33:27,927 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 540 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 339 mSolverCounterSat, 462 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 80.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 462 IncrementalHoareTripleChecker+Valid, 339 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 81.9s IncrementalHoareTripleChecker+Time [2023-12-23 22:33:27,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [563 Valid, 328 Invalid, 819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [462 Valid, 339 Invalid, 18 Unknown, 0 Unchecked, 81.9s Time] [2023-12-23 22:33:27,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2023-12-23 22:33:27,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 91. [2023-12-23 22:33:27,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 59 states have (on average 1.305084745762712) internal successors, (77), 59 states have internal predecessors, (77), 28 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-23 22:33:27,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 133 transitions. [2023-12-23 22:33:27,953 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 133 transitions. Word has length 176 [2023-12-23 22:33:27,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 22:33:27,953 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 133 transitions. [2023-12-23 22:33:27,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.714285714285714) internal successors, (66), 14 states have internal predecessors, (66), 3 states have call successors, (33), 3 states have call predecessors, (33), 7 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-12-23 22:33:27,954 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 133 transitions. [2023-12-23 22:33:27,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-23 22:33:27,956 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 22:33:27,956 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:33:28,025 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 22:33:28,156 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 22:33:28,157 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 22:33:28,158 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 22:33:28,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1035982707, now seen corresponding path program 1 times [2023-12-23 22:33:28,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 22:33:28,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1797998406] [2023-12-23 22:33:28,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 22:33:28,159 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 22:33:28,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 22:33:28,162 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 22:33:28,173 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 22:33:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 22:33:34,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-23 22:33:34,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 22:35:32,957 WARN L293 SmtUtils]: Spent 8.81s 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 22:35:41,822 WARN L293 SmtUtils]: Spent 8.86s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:35:50,686 WARN L293 SmtUtils]: Spent 8.86s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:35:59,577 WARN L293 SmtUtils]: Spent 8.89s 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 22:36:08,485 WARN L293 SmtUtils]: Spent 8.91s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:36:17,411 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:36:26,304 WARN L293 SmtUtils]: Spent 8.89s 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 22:36:34,836 WARN L293 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:36:43,889 WARN L293 SmtUtils]: Spent 9.05s 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 22:36:52,809 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:37:01,725 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:37:10,646 WARN L293 SmtUtils]: Spent 8.92s 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 22:37:19,560 WARN L293 SmtUtils]: Spent 8.91s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:37:28,502 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:37:37,434 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:37:46,347 WARN L293 SmtUtils]: Spent 8.91s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:37:55,260 WARN L293 SmtUtils]: Spent 8.91s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:38:04,177 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:38:13,080 WARN L293 SmtUtils]: Spent 8.90s 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 22:38:21,998 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:38:30,932 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:38:39,847 WARN L293 SmtUtils]: Spent 8.91s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:38:48,768 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:38:57,729 WARN L293 SmtUtils]: Spent 8.96s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:39:06,628 WARN L293 SmtUtils]: Spent 8.90s 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 22:39:15,530 WARN L293 SmtUtils]: Spent 8.90s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:39:24,443 WARN L293 SmtUtils]: Spent 8.91s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:39:33,363 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:39:42,268 WARN L293 SmtUtils]: Spent 8.90s 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 22:39:51,171 WARN L293 SmtUtils]: Spent 8.90s 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 22:39:55,426 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse9 ((_ sign_extend 24) c_~var_1_16~0))) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse5 (bvneg .cse9)) (.cse6 ((_ zero_extend 24) c_~var_1_12~0)) (.cse7 ((_ zero_extend 24) c_~var_1_13~0))) (and (fp.leq c_~var_1_24~0 .cse0) (let ((.cse1 (fp.lt c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and .cse1 (= (fp.neg c_~var_1_7~0) c_~var_1_25~0)) (and (= c_~var_1_25~0 c_~var_1_7~0) (not .cse1)))) (= (_ bv1 8) c_~var_1_34~0) (let ((.cse4 ((_ sign_extend 24) c_~last_1_var_1_18~0)) (.cse3 (bvadd .cse5 (_ bv1781986326 32) .cse6))) (let ((.cse2 (bvugt .cse4 .cse3))) (or (and (not .cse2) (= .cse3 c_~var_1_30~0)) (and (= .cse4 c_~var_1_30~0) .cse2)))) (bvsge ((_ zero_extend 24) c_~var_1_36~0) (_ bv1 32)) (= ((_ extract 7 0) (bvadd (bvneg .cse6) .cse7)) c_~var_1_31~0) (= c_~var_1_21~0 c_~var_1_24~0) (or (and (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8)))) (and (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8)))) (= c_~var_1_38~0 ((_ zero_extend 24) c_~var_1_31~0)) (not (fp.leq c_~var_1_25~0 (fp.add c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_7~0 c_~var_1_22~0) c_~var_1_25~0))) (bvsle .cse9 (_ bv31 32)) (bvsle .cse6 (_ bv63 32)) (fp.geq c_~var_1_24~0 .cse8) (= c_~last_1_var_1_30~0 (_ bv5 32)) (let ((.cse10 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_21~0))) (or (fp.leq .cse10 c_~var_1_7~0) (fp.leq .cse10 c_~var_1_22~0))) (bvsge ((_ zero_extend 24) c_~var_1_35~0) (_ bv1 32)) (bvsge .cse9 (_ bv0 32)) (= ((_ extract 7 0) (bvadd .cse5 (_ bv4294967290 32) .cse6)) c_~var_1_14~0) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge .cse7 (_ bv127 32))))) is different from false [2023-12-23 22:39:59,687 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse9 ((_ sign_extend 24) c_~var_1_16~0))) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse5 (bvneg .cse9)) (.cse6 ((_ zero_extend 24) c_~var_1_12~0)) (.cse7 ((_ zero_extend 24) c_~var_1_13~0))) (and (fp.leq c_~var_1_24~0 .cse0) (let ((.cse1 (fp.lt c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and .cse1 (= (fp.neg c_~var_1_7~0) c_~var_1_25~0)) (and (= c_~var_1_25~0 c_~var_1_7~0) (not .cse1)))) (= (_ bv1 8) c_~var_1_34~0) (let ((.cse4 ((_ sign_extend 24) c_~last_1_var_1_18~0)) (.cse3 (bvadd .cse5 (_ bv1781986326 32) .cse6))) (let ((.cse2 (bvugt .cse4 .cse3))) (or (and (not .cse2) (= .cse3 c_~var_1_30~0)) (and (= .cse4 c_~var_1_30~0) .cse2)))) (bvsge ((_ zero_extend 24) c_~var_1_36~0) (_ bv1 32)) (= ((_ extract 7 0) (bvadd (bvneg .cse6) .cse7)) c_~var_1_31~0) (= c_~var_1_21~0 c_~var_1_24~0) (or (and (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8)))) (and (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8)))) (= c_~var_1_38~0 ((_ zero_extend 24) c_~var_1_31~0)) (not (fp.leq c_~var_1_25~0 (fp.add c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_7~0 c_~var_1_22~0) c_~var_1_25~0))) (bvsle .cse9 (_ bv31 32)) (bvsle .cse6 (_ bv63 32)) (fp.geq c_~var_1_24~0 .cse8) (= c_~last_1_var_1_30~0 (_ bv5 32)) (let ((.cse10 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_21~0))) (or (fp.leq .cse10 c_~var_1_7~0) (fp.leq .cse10 c_~var_1_22~0))) (bvsge ((_ zero_extend 24) c_~var_1_35~0) (_ bv1 32)) (bvsge .cse9 (_ bv0 32)) (= ((_ extract 7 0) (bvadd .cse5 (_ bv4294967290 32) .cse6)) c_~var_1_14~0) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge .cse7 (_ bv127 32))))) is different from true [2023-12-23 22:40:08,604 WARN L293 SmtUtils]: Spent 8.90s 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 22:40:17,516 WARN L293 SmtUtils]: Spent 8.91s 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 22:40:26,444 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:40:35,376 WARN L293 SmtUtils]: Spent 8.93s 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 22:40:44,309 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:40:53,237 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:41:02,272 WARN L293 SmtUtils]: Spent 9.03s 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 22:41:10,828 WARN L293 SmtUtils]: Spent 8.56s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:41:19,814 WARN L293 SmtUtils]: Spent 8.98s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:41:28,726 WARN L293 SmtUtils]: Spent 8.91s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:41:37,640 WARN L293 SmtUtils]: Spent 8.91s 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 22:41:46,581 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:41:55,531 WARN L293 SmtUtils]: Spent 8.95s 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 22:42:04,465 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:42:13,424 WARN L293 SmtUtils]: Spent 8.96s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:42:22,404 WARN L293 SmtUtils]: Spent 8.98s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:42:31,357 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:42:40,297 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:42:49,220 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:42:58,143 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:43:06,991 WARN L293 SmtUtils]: Spent 8.85s 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 22:43:15,930 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:43:24,861 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:43:33,802 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:43:42,718 WARN L293 SmtUtils]: Spent 8.91s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:43:51,632 WARN L293 SmtUtils]: Spent 8.91s 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 22:44:00,542 WARN L293 SmtUtils]: Spent 8.91s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:44:09,465 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:44:18,387 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:44:27,289 WARN L293 SmtUtils]: Spent 8.90s 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 22:44:36,232 WARN L293 SmtUtils]: Spent 8.94s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:44:40,489 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse9 ((_ sign_extend 24) c_~var_1_16~0))) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse5 (bvneg .cse9)) (.cse6 ((_ zero_extend 24) c_~var_1_12~0)) (.cse7 ((_ zero_extend 24) c_~var_1_13~0))) (and (= c_~var_1_7~0 c_~var_1_6~0) (fp.leq c_~var_1_24~0 .cse0) (let ((.cse1 (fp.lt c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and .cse1 (= (fp.neg c_~var_1_7~0) c_~var_1_25~0)) (and (= c_~var_1_25~0 c_~var_1_7~0) (not .cse1)))) (= (_ bv1 8) c_~var_1_34~0) (let ((.cse4 ((_ sign_extend 24) c_~last_1_var_1_18~0)) (.cse3 (bvadd .cse5 (_ bv1781986326 32) .cse6))) (let ((.cse2 (bvugt .cse4 .cse3))) (or (and (not .cse2) (= .cse3 c_~var_1_30~0)) (and (= .cse4 c_~var_1_30~0) .cse2)))) (bvsge ((_ zero_extend 24) c_~var_1_36~0) (_ bv1 32)) (= ((_ extract 7 0) (bvadd (bvneg .cse6) .cse7)) c_~var_1_31~0) (= c_~var_1_21~0 c_~var_1_24~0) (or (and (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8)))) (and (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8)))) (= c_~var_1_38~0 ((_ zero_extend 24) c_~var_1_31~0)) (not (fp.leq c_~var_1_25~0 (fp.add c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_7~0 c_~var_1_22~0) c_~var_1_25~0))) (bvsle .cse9 (_ bv31 32)) (bvsle .cse6 (_ bv63 32)) (fp.geq c_~var_1_24~0 .cse8) (= c_~last_1_var_1_30~0 (_ bv5 32)) (let ((.cse10 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_21~0))) (or (fp.leq .cse10 c_~var_1_7~0) (fp.leq .cse10 c_~var_1_22~0))) (bvsge ((_ zero_extend 24) c_~var_1_35~0) (_ bv1 32)) (bvsge .cse9 (_ bv0 32)) (= ((_ extract 7 0) (bvadd .cse5 (_ bv4294967290 32) .cse6)) c_~var_1_14~0) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge .cse7 (_ bv127 32))))) is different from false [2023-12-23 22:44:44,738 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse9 ((_ sign_extend 24) c_~var_1_16~0))) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse5 (bvneg .cse9)) (.cse6 ((_ zero_extend 24) c_~var_1_12~0)) (.cse7 ((_ zero_extend 24) c_~var_1_13~0))) (and (= c_~var_1_7~0 c_~var_1_6~0) (fp.leq c_~var_1_24~0 .cse0) (let ((.cse1 (fp.lt c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32))))) (or (and .cse1 (= (fp.neg c_~var_1_7~0) c_~var_1_25~0)) (and (= c_~var_1_25~0 c_~var_1_7~0) (not .cse1)))) (= (_ bv1 8) c_~var_1_34~0) (let ((.cse4 ((_ sign_extend 24) c_~last_1_var_1_18~0)) (.cse3 (bvadd .cse5 (_ bv1781986326 32) .cse6))) (let ((.cse2 (bvugt .cse4 .cse3))) (or (and (not .cse2) (= .cse3 c_~var_1_30~0)) (and (= .cse4 c_~var_1_30~0) .cse2)))) (bvsge ((_ zero_extend 24) c_~var_1_36~0) (_ bv1 32)) (= ((_ extract 7 0) (bvadd (bvneg .cse6) .cse7)) c_~var_1_31~0) (= c_~var_1_21~0 c_~var_1_24~0) (or (and (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0))) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8)))) (and (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (fp.geq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8)))) (= c_~var_1_38~0 ((_ zero_extend 24) c_~var_1_31~0)) (not (fp.leq c_~var_1_25~0 (fp.add c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_7~0 c_~var_1_22~0) c_~var_1_25~0))) (bvsle .cse9 (_ bv31 32)) (bvsle .cse6 (_ bv63 32)) (fp.geq c_~var_1_24~0 .cse8) (= c_~last_1_var_1_30~0 (_ bv5 32)) (let ((.cse10 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_21~0))) (or (fp.leq .cse10 c_~var_1_7~0) (fp.leq .cse10 c_~var_1_22~0))) (bvsge ((_ zero_extend 24) c_~var_1_35~0) (_ bv1 32)) (bvsge .cse9 (_ bv0 32)) (= ((_ extract 7 0) (bvadd .cse5 (_ bv4294967290 32) .cse6)) c_~var_1_14~0) (= c_currentRoundingMode roundNearestTiesToEven) (bvsge .cse7 (_ bv127 32))))) is different from true [2023-12-23 22:44:53,681 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:45:02,593 WARN L293 SmtUtils]: Spent 8.91s 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 22:45:11,544 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:45:20,477 WARN L293 SmtUtils]: Spent 8.93s 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 22:45:29,396 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:45:38,319 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:45:47,242 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:45:56,177 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 22:46:04,706 WARN L293 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) Received shutdown request... [2023-12-23 22:46:09,437 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 22:46:09,463 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 22:46:10,505 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 22:46:10,638 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 22:46:10,751 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 22:46:10,753 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-23 22:46:10,753 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 178 with TraceHistMax 28,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2023-12-23 22:46:10,756 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-12-23 22:46:10,758 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-23 22:46:10,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 10:46:10 BoogieIcfgContainer [2023-12-23 22:46:10,759 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-23 22:46:10,760 INFO L158 Benchmark]: Toolchain (without parser) took 887591.85ms. Allocated memory is still 270.5MB. Free memory was 227.4MB in the beginning and 91.5MB in the end (delta: 135.9MB). Peak memory consumption was 136.7MB. Max. memory is 8.0GB. [2023-12-23 22:46:10,760 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 221.2MB. Free memory was 171.2MB in the beginning and 171.0MB in the end (delta: 163.6kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-23 22:46:10,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.77ms. Allocated memory is still 270.5MB. Free memory was 227.4MB in the beginning and 210.3MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-12-23 22:46:10,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.26ms. Allocated memory is still 270.5MB. Free memory was 210.3MB in the beginning and 207.3MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-23 22:46:10,760 INFO L158 Benchmark]: Boogie Preprocessor took 50.05ms. Allocated memory is still 270.5MB. Free memory was 207.3MB in the beginning and 203.0MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-23 22:46:10,761 INFO L158 Benchmark]: RCFGBuilder took 21411.10ms. Allocated memory is still 270.5MB. Free memory was 203.0MB in the beginning and 229.0MB in the end (delta: -26.0MB). Peak memory consumption was 31.7MB. Max. memory is 8.0GB. [2023-12-23 22:46:10,761 INFO L158 Benchmark]: TraceAbstraction took 865766.88ms. Allocated memory is still 270.5MB. Free memory was 228.4MB in the beginning and 91.5MB in the end (delta: 137.0MB). Peak memory consumption was 136.4MB. Max. memory is 8.0GB. [2023-12-23 22:46:10,762 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 221.2MB. Free memory was 171.2MB in the beginning and 171.0MB in the end (delta: 163.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 309.77ms. Allocated memory is still 270.5MB. Free memory was 227.4MB in the beginning and 210.3MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.26ms. Allocated memory is still 270.5MB. Free memory was 210.3MB in the beginning and 207.3MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 50.05ms. Allocated memory is still 270.5MB. Free memory was 207.3MB in the beginning and 203.0MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 21411.10ms. Allocated memory is still 270.5MB. Free memory was 203.0MB in the beginning and 229.0MB in the end (delta: -26.0MB). Peak memory consumption was 31.7MB. Max. memory is 8.0GB. * TraceAbstraction took 865766.88ms. Allocated memory is still 270.5MB. Free memory was 228.4MB in the beginning and 91.5MB in the end (delta: 137.0MB). Peak memory consumption was 136.4MB. 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 178 with TraceHistMax 28,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 865.7s, OverallIterations: 3, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 92.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 19 mSolverCounterUnknown, 563 SdHoareTripleChecker+Valid, 87.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 540 mSDsluCounter, 442 SdHoareTripleChecker+Invalid, 85.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 252 mSDsCounter, 462 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 341 IncrementalHoareTripleChecker+Invalid, 822 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 462 mSolverCounterUnsat, 190 mSDtfsCounter, 341 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 558 GetRequests, 516 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 516 ImplicationChecksByTransitivity, 7.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=91occurred in iteration=2, InterpolantAutomatonStates: 37, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 156 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 352 NumberOfCodeBlocks, 352 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 525 ConstructedInterpolants, 0 QuantifiedInterpolants, 938 SizeOfPredicates, 5 NumberOfNonLiveVariables, 600 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 4491/4536 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