/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_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 09:24:18,805 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 09:24:18,885 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-19 09:24:18,890 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 09:24:18,891 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 09:24:18,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 09:24:18,914 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 09:24:18,914 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 09:24:18,915 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 09:24:18,917 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 09:24:18,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 09:24:18,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 09:24:18,918 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 09:24:18,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 09:24:18,919 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 09:24:18,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 09:24:18,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 09:24:18,920 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 09:24:18,920 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 09:24:18,920 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 09:24:18,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 09:24:18,920 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 09:24:18,921 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 09:24:18,921 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 09:24:18,921 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 09:24:18,921 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 09:24:18,921 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 09:24:18,921 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 09:24:18,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 09:24:18,922 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 09:24:18,923 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 09:24:18,923 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 09:24:18,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 09:24:18,923 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 09:24:18,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 09:24:18,923 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 09:24:18,923 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 09:24:18,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 09:24:18,924 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 09:24:18,924 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 09:24:18,924 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 09:24:18,924 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 09:24:18,925 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 09:24:18,925 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 09:24:19,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 09:24:19,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 09:24:19,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 09:24:19,162 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 09:24:19,162 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 09:24:19,163 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i [2023-12-19 09:24:20,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 09:24:20,446 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 09:24:20,447 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i [2023-12-19 09:24:20,457 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e16fde2e2/6fedf23e227d48f09d05368d77b6d26d/FLAGb00aa98c1 [2023-12-19 09:24:20,470 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e16fde2e2/6fedf23e227d48f09d05368d77b6d26d [2023-12-19 09:24:20,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 09:24:20,473 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 09:24:20,475 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 09:24:20,475 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 09:24:20,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 09:24:20,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,480 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@823824d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20, skipping insertion in model container [2023-12-19 09:24:20,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,514 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 09:24:20,620 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i[918,931] [2023-12-19 09:24:20,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 09:24:20,686 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 09:24:20,697 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i[918,931] [2023-12-19 09:24:20,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 09:24:20,744 INFO L206 MainTranslator]: Completed translation [2023-12-19 09:24:20,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20 WrapperNode [2023-12-19 09:24:20,745 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 09:24:20,745 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 09:24:20,746 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 09:24:20,746 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 09:24:20,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,765 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,794 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 279 [2023-12-19 09:24:20,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 09:24:20,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 09:24:20,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 09:24:20,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 09:24:20,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,806 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,819 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]. [2023-12-19 09:24:20,819 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,842 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,846 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,849 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,856 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 09:24:20,856 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 09:24:20,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 09:24:20,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 09:24:20,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (1/1) ... [2023-12-19 09:24:20,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 09:24:20,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:20,897 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) [2023-12-19 09:24:20,915 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 [2023-12-19 09:24:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 09:24:20,928 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-19 09:24:20,929 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-19 09:24:20,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 09:24:20,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 09:24:20,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 09:24:21,013 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 09:24:21,015 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 09:24:21,449 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 09:24:21,490 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 09:24:21,490 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-19 09:24:21,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 09:24:21 BoogieIcfgContainer [2023-12-19 09:24:21,490 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 09:24:21,492 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 09:24:21,492 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 09:24:21,494 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 09:24:21,494 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 09:24:20" (1/3) ... [2023-12-19 09:24:21,495 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@702c908b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 09:24:21, skipping insertion in model container [2023-12-19 09:24:21,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 09:24:20" (2/3) ... [2023-12-19 09:24:21,495 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@702c908b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 09:24:21, skipping insertion in model container [2023-12-19 09:24:21,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 09:24:21" (3/3) ... [2023-12-19 09:24:21,498 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-3.i [2023-12-19 09:24:21,510 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 09:24:21,510 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 09:24:21,557 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 09:24:21,565 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;@1c1bce10, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 09:24:21,566 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 09:24:21,573 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 73 states have (on average 1.6027397260273972) internal successors, (117), 74 states have internal predecessors, (117), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-19 09:24:21,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-19 09:24:21,600 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:21,601 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:21,608 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:21,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:21,614 INFO L85 PathProgramCache]: Analyzing trace with hash -642148450, now seen corresponding path program 1 times [2023-12-19 09:24:21,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:21,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430287028] [2023-12-19 09:24:21,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:21,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:21,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:21,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430287028] [2023-12-19 09:24:21,794 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-19 09:24:21,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1964127009] [2023-12-19 09:24:21,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:21,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:21,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:21,825 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:21,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-19 09:24:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:22,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-19 09:24:22,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:22,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 2178 trivial. 0 not checked. [2023-12-19 09:24:22,060 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:24:22,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1964127009] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:24:22,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:24:22,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 09:24:22,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493248520] [2023-12-19 09:24:22,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:24:22,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 09:24:22,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:22,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 09:24:22,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 09:24:22,085 INFO L87 Difference]: Start difference. First operand has 110 states, 73 states have (on average 1.6027397260273972) internal successors, (117), 74 states have internal predecessors, (117), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-19 09:24:22,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:22,129 INFO L93 Difference]: Finished difference Result 217 states and 402 transitions. [2023-12-19 09:24:22,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 09:24:22,131 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) Word has length 216 [2023-12-19 09:24:22,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:22,137 INFO L225 Difference]: With dead ends: 217 [2023-12-19 09:24:22,137 INFO L226 Difference]: Without dead ends: 108 [2023-12-19 09:24:22,140 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 09:24:22,142 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:22,142 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 173 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 09:24:22,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2023-12-19 09:24:22,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2023-12-19 09:24:22,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 72 states have (on average 1.5138888888888888) internal successors, (109), 72 states have internal predecessors, (109), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-19 09:24:22,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 177 transitions. [2023-12-19 09:24:22,181 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 177 transitions. Word has length 216 [2023-12-19 09:24:22,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:22,181 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 177 transitions. [2023-12-19 09:24:22,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-19 09:24:22,182 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 177 transitions. [2023-12-19 09:24:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-19 09:24:22,185 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:22,185 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:22,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:22,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-19 09:24:22,386 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:22,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:22,387 INFO L85 PathProgramCache]: Analyzing trace with hash -551400394, now seen corresponding path program 1 times [2023-12-19 09:24:22,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:22,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088688826] [2023-12-19 09:24:22,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:22,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:22,462 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:22,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [850743372] [2023-12-19 09:24:22,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:22,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:22,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:22,465 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:22,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-19 09:24:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:22,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 09:24:22,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:22,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-19 09:24:22,788 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:24:22,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:22,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088688826] [2023-12-19 09:24:22,789 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:22,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [850743372] [2023-12-19 09:24:22,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [850743372] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:24:22,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:24:22,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 09:24:22,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708487469] [2023-12-19 09:24:22,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:24:22,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 09:24:22,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:22,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 09:24:22,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 09:24:22,794 INFO L87 Difference]: Start difference. First operand 108 states and 177 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:22,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:22,869 INFO L93 Difference]: Finished difference Result 320 states and 525 transitions. [2023-12-19 09:24:22,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 09:24:22,870 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 217 [2023-12-19 09:24:22,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:22,873 INFO L225 Difference]: With dead ends: 320 [2023-12-19 09:24:22,873 INFO L226 Difference]: Without dead ends: 213 [2023-12-19 09:24:22,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 09:24:22,874 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 171 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:22,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 323 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 09:24:22,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2023-12-19 09:24:22,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 210. [2023-12-19 09:24:22,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 139 states have (on average 1.5107913669064748) internal successors, (210), 139 states have internal predecessors, (210), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-12-19 09:24:22,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 346 transitions. [2023-12-19 09:24:22,921 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 346 transitions. Word has length 217 [2023-12-19 09:24:22,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:22,921 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 346 transitions. [2023-12-19 09:24:22,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:22,922 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 346 transitions. [2023-12-19 09:24:22,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-12-19 09:24:22,924 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:22,924 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:22,933 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:23,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-12-19 09:24:23,131 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:23,131 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:23,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1759014978, now seen corresponding path program 1 times [2023-12-19 09:24:23,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:23,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765167063] [2023-12-19 09:24:23,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:23,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:23,190 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:23,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [688370918] [2023-12-19 09:24:23,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:23,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:23,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:23,198 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:23,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-19 09:24:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:23,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 09:24:23,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:23,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-19 09:24:23,379 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:24:23,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:23,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765167063] [2023-12-19 09:24:23,380 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:23,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [688370918] [2023-12-19 09:24:23,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [688370918] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:24:23,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:24:23,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 09:24:23,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786569484] [2023-12-19 09:24:23,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:24:23,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 09:24:23,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:23,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 09:24:23,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 09:24:23,385 INFO L87 Difference]: Start difference. First operand 210 states and 346 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:23,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:23,499 INFO L93 Difference]: Finished difference Result 623 states and 1026 transitions. [2023-12-19 09:24:23,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 09:24:23,499 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2023-12-19 09:24:23,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:23,506 INFO L225 Difference]: With dead ends: 623 [2023-12-19 09:24:23,506 INFO L226 Difference]: Without dead ends: 414 [2023-12-19 09:24:23,510 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 09:24:23,512 INFO L413 NwaCegarLoop]: 275 mSDtfsCounter, 155 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:23,515 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 419 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 09:24:23,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2023-12-19 09:24:23,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 412. [2023-12-19 09:24:23,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 271 states have (on average 1.4723247232472325) internal successors, (399), 271 states have internal predecessors, (399), 136 states have call successors, (136), 4 states have call predecessors, (136), 4 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2023-12-19 09:24:23,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 671 transitions. [2023-12-19 09:24:23,610 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 671 transitions. Word has length 218 [2023-12-19 09:24:23,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:23,611 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 671 transitions. [2023-12-19 09:24:23,611 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:23,611 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 671 transitions. [2023-12-19 09:24:23,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-19 09:24:23,613 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:23,613 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:23,623 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:23,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:23,823 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:23,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:23,824 INFO L85 PathProgramCache]: Analyzing trace with hash -155957186, now seen corresponding path program 1 times [2023-12-19 09:24:23,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:23,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586828368] [2023-12-19 09:24:23,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:23,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:23,876 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:23,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1053051298] [2023-12-19 09:24:23,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:23,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:23,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:23,886 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:23,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-19 09:24:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:24,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 09:24:24,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:24,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-19 09:24:24,208 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:24:24,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:24,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586828368] [2023-12-19 09:24:24,209 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:24,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053051298] [2023-12-19 09:24:24,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1053051298] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:24:24,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:24:24,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 09:24:24,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345500825] [2023-12-19 09:24:24,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:24:24,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 09:24:24,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:24,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 09:24:24,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 09:24:24,211 INFO L87 Difference]: Start difference. First operand 412 states and 671 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:24,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:24,286 INFO L93 Difference]: Finished difference Result 1234 states and 2011 transitions. [2023-12-19 09:24:24,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 09:24:24,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 219 [2023-12-19 09:24:24,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:24,291 INFO L225 Difference]: With dead ends: 1234 [2023-12-19 09:24:24,291 INFO L226 Difference]: Without dead ends: 823 [2023-12-19 09:24:24,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 09:24:24,294 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 64 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:24,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 332 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 09:24:24,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2023-12-19 09:24:24,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 821. [2023-12-19 09:24:24,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 821 states, 540 states have (on average 1.451851851851852) internal successors, (784), 540 states have internal predecessors, (784), 272 states have call successors, (272), 8 states have call predecessors, (272), 8 states have return successors, (272), 272 states have call predecessors, (272), 272 states have call successors, (272) [2023-12-19 09:24:24,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 1328 transitions. [2023-12-19 09:24:24,350 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 1328 transitions. Word has length 219 [2023-12-19 09:24:24,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:24,351 INFO L495 AbstractCegarLoop]: Abstraction has 821 states and 1328 transitions. [2023-12-19 09:24:24,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 2 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:24,351 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1328 transitions. [2023-12-19 09:24:24,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-19 09:24:24,353 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:24,353 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:24,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:24,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:24,560 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:24,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:24,560 INFO L85 PathProgramCache]: Analyzing trace with hash 139911228, now seen corresponding path program 1 times [2023-12-19 09:24:24,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:24,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648450237] [2023-12-19 09:24:24,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:24,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:24,604 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:24,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [769308806] [2023-12-19 09:24:24,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:24,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:24,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:24,621 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:24,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-19 09:24:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:24,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-19 09:24:24,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:24,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-19 09:24:24,765 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:24:24,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:24,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648450237] [2023-12-19 09:24:24,765 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:24,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [769308806] [2023-12-19 09:24:24,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [769308806] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:24:24,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:24:24,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 09:24:24,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28550662] [2023-12-19 09:24:24,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:24:24,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 09:24:24,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:24,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 09:24:24,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 09:24:24,767 INFO L87 Difference]: Start difference. First operand 821 states and 1328 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:24,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:24,845 INFO L93 Difference]: Finished difference Result 1981 states and 3206 transitions. [2023-12-19 09:24:24,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 09:24:24,846 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 220 [2023-12-19 09:24:24,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:24,850 INFO L225 Difference]: With dead ends: 1981 [2023-12-19 09:24:24,850 INFO L226 Difference]: Without dead ends: 1161 [2023-12-19 09:24:24,852 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 09:24:24,852 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 67 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:24,852 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 395 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 09:24:24,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2023-12-19 09:24:24,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 995. [2023-12-19 09:24:24,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 995 states, 714 states have (on average 1.504201680672269) internal successors, (1074), 714 states have internal predecessors, (1074), 272 states have call successors, (272), 8 states have call predecessors, (272), 8 states have return successors, (272), 272 states have call predecessors, (272), 272 states have call successors, (272) [2023-12-19 09:24:24,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 995 states and 1618 transitions. [2023-12-19 09:24:24,907 INFO L78 Accepts]: Start accepts. Automaton has 995 states and 1618 transitions. Word has length 220 [2023-12-19 09:24:24,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:24,908 INFO L495 AbstractCegarLoop]: Abstraction has 995 states and 1618 transitions. [2023-12-19 09:24:24,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1618 transitions. [2023-12-19 09:24:24,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-12-19 09:24:24,910 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:24,910 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:24,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:25,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:25,117 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:25,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:25,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1025783355, now seen corresponding path program 1 times [2023-12-19 09:24:25,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:25,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740339279] [2023-12-19 09:24:25,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:25,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:25,139 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:25,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [870138055] [2023-12-19 09:24:25,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:25,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:25,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:25,141 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:25,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-19 09:24:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:25,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-19 09:24:25,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:25,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1083 proven. 36 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2023-12-19 09:24:25,378 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 09:24:25,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 63 proven. 36 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-19 09:24:25,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:25,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740339279] [2023-12-19 09:24:25,533 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:25,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [870138055] [2023-12-19 09:24:25,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [870138055] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 09:24:25,534 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 09:24:25,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2023-12-19 09:24:25,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365251422] [2023-12-19 09:24:25,534 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 09:24:25,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-19 09:24:25,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:25,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-19 09:24:25,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-12-19 09:24:25,535 INFO L87 Difference]: Start difference. First operand 995 states and 1618 transitions. Second operand has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 3 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-12-19 09:24:26,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:26,099 INFO L93 Difference]: Finished difference Result 2589 states and 4160 transitions. [2023-12-19 09:24:26,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-12-19 09:24:26,100 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 3 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 220 [2023-12-19 09:24:26,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:26,106 INFO L225 Difference]: With dead ends: 2589 [2023-12-19 09:24:26,106 INFO L226 Difference]: Without dead ends: 1545 [2023-12-19 09:24:26,109 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 449 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=115, Invalid=227, Unknown=0, NotChecked=0, Total=342 [2023-12-19 09:24:26,109 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 368 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:26,109 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 616 Invalid, 572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 451 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-19 09:24:26,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1545 states. [2023-12-19 09:24:26,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1545 to 1519. [2023-12-19 09:24:26,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1519 states, 1086 states have (on average 1.4659300184162063) internal successors, (1592), 1086 states have internal predecessors, (1592), 408 states have call successors, (408), 24 states have call predecessors, (408), 24 states have return successors, (408), 408 states have call predecessors, (408), 408 states have call successors, (408) [2023-12-19 09:24:26,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1519 states and 2408 transitions. [2023-12-19 09:24:26,199 INFO L78 Accepts]: Start accepts. Automaton has 1519 states and 2408 transitions. Word has length 220 [2023-12-19 09:24:26,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:26,199 INFO L495 AbstractCegarLoop]: Abstraction has 1519 states and 2408 transitions. [2023-12-19 09:24:26,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.11111111111111) internal successors, (82), 9 states have internal predecessors, (82), 3 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2023-12-19 09:24:26,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2408 transitions. [2023-12-19 09:24:26,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-19 09:24:26,202 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:26,202 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:26,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:26,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:26,409 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:26,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:26,409 INFO L85 PathProgramCache]: Analyzing trace with hash -919048274, now seen corresponding path program 1 times [2023-12-19 09:24:26,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:26,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984036983] [2023-12-19 09:24:26,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:26,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:26,431 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:26,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1701212167] [2023-12-19 09:24:26,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:26,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:26,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:26,457 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:26,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-19 09:24:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:26,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-19 09:24:26,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:26,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-19 09:24:26,750 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:24:26,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:26,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984036983] [2023-12-19 09:24:26,750 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:26,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1701212167] [2023-12-19 09:24:26,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1701212167] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:24:26,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:24:26,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-19 09:24:26,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068157459] [2023-12-19 09:24:26,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:24:26,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-19 09:24:26,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:26,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-19 09:24:26,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-12-19 09:24:26,752 INFO L87 Difference]: Start difference. First operand 1519 states and 2408 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:26,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:26,955 INFO L93 Difference]: Finished difference Result 3020 states and 4735 transitions. [2023-12-19 09:24:26,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-19 09:24:26,956 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 221 [2023-12-19 09:24:26,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:26,964 INFO L225 Difference]: With dead ends: 3020 [2023-12-19 09:24:26,965 INFO L226 Difference]: Without dead ends: 2014 [2023-12-19 09:24:26,968 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2023-12-19 09:24:26,969 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 204 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:26,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 678 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 09:24:26,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2014 states. [2023-12-19 09:24:27,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2014 to 1720. [2023-12-19 09:24:27,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1720 states, 1287 states have (on average 1.4801864801864801) internal successors, (1905), 1287 states have internal predecessors, (1905), 408 states have call successors, (408), 24 states have call predecessors, (408), 24 states have return successors, (408), 408 states have call predecessors, (408), 408 states have call successors, (408) [2023-12-19 09:24:27,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1720 states and 2721 transitions. [2023-12-19 09:24:27,081 INFO L78 Accepts]: Start accepts. Automaton has 1720 states and 2721 transitions. Word has length 221 [2023-12-19 09:24:27,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:27,082 INFO L495 AbstractCegarLoop]: Abstraction has 1720 states and 2721 transitions. [2023-12-19 09:24:27,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2721 transitions. [2023-12-19 09:24:27,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-19 09:24:27,084 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:27,084 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:27,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:27,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:27,292 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:27,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:27,292 INFO L85 PathProgramCache]: Analyzing trace with hash -2068357649, now seen corresponding path program 1 times [2023-12-19 09:24:27,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:27,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605434311] [2023-12-19 09:24:27,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:27,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:27,311 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:27,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [239695175] [2023-12-19 09:24:27,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:27,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:27,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:27,312 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:27,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-19 09:24:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:27,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 09:24:27,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:27,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-19 09:24:27,487 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:24:27,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:27,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605434311] [2023-12-19 09:24:27,487 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:27,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [239695175] [2023-12-19 09:24:27,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [239695175] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:24:27,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:24:27,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 09:24:27,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456845774] [2023-12-19 09:24:27,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:24:27,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 09:24:27,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:27,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 09:24:27,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 09:24:27,489 INFO L87 Difference]: Start difference. First operand 1720 states and 2721 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:27,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:27,676 INFO L93 Difference]: Finished difference Result 3441 states and 5442 transitions. [2023-12-19 09:24:27,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 09:24:27,676 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 221 [2023-12-19 09:24:27,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:27,683 INFO L225 Difference]: With dead ends: 3441 [2023-12-19 09:24:27,683 INFO L226 Difference]: Without dead ends: 1722 [2023-12-19 09:24:27,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 09:24:27,687 INFO L413 NwaCegarLoop]: 279 mSDtfsCounter, 148 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:27,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 497 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 09:24:27,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1722 states. [2023-12-19 09:24:27,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1722 to 1720. [2023-12-19 09:24:27,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1720 states, 1287 states have (on average 1.4724164724164723) internal successors, (1895), 1287 states have internal predecessors, (1895), 408 states have call successors, (408), 24 states have call predecessors, (408), 24 states have return successors, (408), 408 states have call predecessors, (408), 408 states have call successors, (408) [2023-12-19 09:24:27,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1720 states and 2711 transitions. [2023-12-19 09:24:27,757 INFO L78 Accepts]: Start accepts. Automaton has 1720 states and 2711 transitions. Word has length 221 [2023-12-19 09:24:27,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:27,758 INFO L495 AbstractCegarLoop]: Abstraction has 1720 states and 2711 transitions. [2023-12-19 09:24:27,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:27,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2711 transitions. [2023-12-19 09:24:27,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-19 09:24:27,759 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:27,760 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:27,782 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:27,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-12-19 09:24:27,986 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:27,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:27,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1465086354, now seen corresponding path program 1 times [2023-12-19 09:24:27,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:27,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012723442] [2023-12-19 09:24:27,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:27,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:28,003 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:28,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1162278429] [2023-12-19 09:24:28,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:28,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:28,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:28,005 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:28,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-19 09:24:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:28,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-19 09:24:28,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1135 proven. 42 refuted. 0 times theorem prover too weak. 1067 trivial. 0 not checked. [2023-12-19 09:24:28,659 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 09:24:29,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 57 proven. 42 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-19 09:24:29,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:29,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012723442] [2023-12-19 09:24:29,105 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:29,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1162278429] [2023-12-19 09:24:29,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1162278429] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 09:24:29,105 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 09:24:29,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 16 [2023-12-19 09:24:29,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013749128] [2023-12-19 09:24:29,106 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 09:24:29,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-19 09:24:29,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:29,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-19 09:24:29,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2023-12-19 09:24:29,107 INFO L87 Difference]: Start difference. First operand 1720 states and 2711 transitions. Second operand has 16 states, 16 states have (on average 7.125) internal successors, (114), 16 states have internal predecessors, (114), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2023-12-19 09:24:33,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:33,083 INFO L93 Difference]: Finished difference Result 8795 states and 13308 transitions. [2023-12-19 09:24:33,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-12-19 09:24:33,084 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 7.125) internal successors, (114), 16 states have internal predecessors, (114), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) Word has length 222 [2023-12-19 09:24:33,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:33,117 INFO L225 Difference]: With dead ends: 8795 [2023-12-19 09:24:33,117 INFO L226 Difference]: Without dead ends: 7076 [2023-12-19 09:24:33,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 523 GetRequests, 448 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2227 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1655, Invalid=4197, Unknown=0, NotChecked=0, Total=5852 [2023-12-19 09:24:33,129 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 1975 mSDsluCounter, 1035 mSDsCounter, 0 mSdLazyCounter, 1860 mSolverCounterSat, 1475 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2014 SdHoareTripleChecker+Valid, 1190 SdHoareTripleChecker+Invalid, 3335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1475 IncrementalHoareTripleChecker+Valid, 1860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:33,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2014 Valid, 1190 Invalid, 3335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1475 Valid, 1860 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-12-19 09:24:33,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7076 states. [2023-12-19 09:24:33,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7076 to 4065. [2023-12-19 09:24:33,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4065 states, 3076 states have (on average 1.431404421326398) internal successors, (4403), 3092 states have internal predecessors, (4403), 916 states have call successors, (916), 72 states have call predecessors, (916), 72 states have return successors, (916), 900 states have call predecessors, (916), 916 states have call successors, (916) [2023-12-19 09:24:33,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 6235 transitions. [2023-12-19 09:24:33,467 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 6235 transitions. Word has length 222 [2023-12-19 09:24:33,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:33,468 INFO L495 AbstractCegarLoop]: Abstraction has 4065 states and 6235 transitions. [2023-12-19 09:24:33,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 7.125) internal successors, (114), 16 states have internal predecessors, (114), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2023-12-19 09:24:33,468 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 6235 transitions. [2023-12-19 09:24:33,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-19 09:24:33,471 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:33,471 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:33,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:33,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:33,679 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:33,680 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:33,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1522344656, now seen corresponding path program 1 times [2023-12-19 09:24:33,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:33,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783097819] [2023-12-19 09:24:33,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:33,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:33,704 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:33,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [819649540] [2023-12-19 09:24:33,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:33,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:33,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:33,721 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:33,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-19 09:24:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:33,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-19 09:24:33,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:34,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1083 proven. 36 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2023-12-19 09:24:34,234 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 09:24:34,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 63 proven. 36 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-19 09:24:34,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:34,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783097819] [2023-12-19 09:24:34,448 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:34,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [819649540] [2023-12-19 09:24:34,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [819649540] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 09:24:34,449 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 09:24:34,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2023-12-19 09:24:34,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30446877] [2023-12-19 09:24:34,449 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 09:24:34,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-19 09:24:34,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:34,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-19 09:24:34,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2023-12-19 09:24:34,450 INFO L87 Difference]: Start difference. First operand 4065 states and 6235 transitions. Second operand has 13 states, 13 states have (on average 7.769230769230769) internal successors, (101), 13 states have internal predecessors, (101), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2023-12-19 09:24:36,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:36,136 INFO L93 Difference]: Finished difference Result 10256 states and 15395 transitions. [2023-12-19 09:24:36,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-19 09:24:36,137 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.769230769230769) internal successors, (101), 13 states have internal predecessors, (101), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) Word has length 222 [2023-12-19 09:24:36,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:36,162 INFO L225 Difference]: With dead ends: 10256 [2023-12-19 09:24:36,162 INFO L226 Difference]: Without dead ends: 6192 [2023-12-19 09:24:36,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 466 GetRequests, 436 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=338, Invalid=654, Unknown=0, NotChecked=0, Total=992 [2023-12-19 09:24:36,170 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 1255 mSDsluCounter, 653 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 637 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1298 SdHoareTripleChecker+Valid, 809 SdHoareTripleChecker+Invalid, 1585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 637 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:36,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1298 Valid, 809 Invalid, 1585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [637 Valid, 948 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-12-19 09:24:36,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6192 states. [2023-12-19 09:24:36,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6192 to 5049. [2023-12-19 09:24:36,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5049 states, 3586 states have (on average 1.3770217512548801) internal successors, (4938), 3622 states have internal predecessors, (4938), 1332 states have call successors, (1332), 130 states have call predecessors, (1332), 130 states have return successors, (1332), 1296 states have call predecessors, (1332), 1332 states have call successors, (1332) [2023-12-19 09:24:36,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5049 states to 5049 states and 7602 transitions. [2023-12-19 09:24:36,660 INFO L78 Accepts]: Start accepts. Automaton has 5049 states and 7602 transitions. Word has length 222 [2023-12-19 09:24:36,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:36,676 INFO L495 AbstractCegarLoop]: Abstraction has 5049 states and 7602 transitions. [2023-12-19 09:24:36,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.769230769230769) internal successors, (101), 13 states have internal predecessors, (101), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2023-12-19 09:24:36,677 INFO L276 IsEmpty]: Start isEmpty. Operand 5049 states and 7602 transitions. [2023-12-19 09:24:36,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-19 09:24:36,679 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:36,679 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:36,702 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:36,885 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-12-19 09:24:36,886 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:36,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:36,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1140937200, now seen corresponding path program 1 times [2023-12-19 09:24:36,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:36,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106696730] [2023-12-19 09:24:36,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:36,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:36,908 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:36,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [578939781] [2023-12-19 09:24:36,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:36,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:36,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:36,927 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:36,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-12-19 09:24:37,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:37,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-19 09:24:37,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:37,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1201 proven. 75 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2023-12-19 09:24:37,799 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 09:24:38,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 117 proven. 78 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2023-12-19 09:24:38,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:38,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106696730] [2023-12-19 09:24:38,523 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:38,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [578939781] [2023-12-19 09:24:38,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [578939781] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 09:24:38,524 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 09:24:38,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 20 [2023-12-19 09:24:38,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761916971] [2023-12-19 09:24:38,524 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 09:24:38,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-12-19 09:24:38,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:38,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-12-19 09:24:38,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=273, Unknown=0, NotChecked=0, Total=380 [2023-12-19 09:24:38,525 INFO L87 Difference]: Start difference. First operand 5049 states and 7602 transitions. Second operand has 20 states, 20 states have (on average 6.15) internal successors, (123), 20 states have internal predecessors, (123), 6 states have call successors, (68), 4 states have call predecessors, (68), 8 states have return successors, (68), 6 states have call predecessors, (68), 6 states have call successors, (68) [2023-12-19 09:24:41,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:41,804 INFO L93 Difference]: Finished difference Result 11706 states and 17466 transitions. [2023-12-19 09:24:41,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2023-12-19 09:24:41,805 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 6.15) internal successors, (123), 20 states have internal predecessors, (123), 6 states have call successors, (68), 4 states have call predecessors, (68), 8 states have return successors, (68), 6 states have call predecessors, (68), 6 states have call successors, (68) Word has length 222 [2023-12-19 09:24:41,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:41,833 INFO L225 Difference]: With dead ends: 11706 [2023-12-19 09:24:41,833 INFO L226 Difference]: Without dead ends: 6658 [2023-12-19 09:24:41,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 489 GetRequests, 434 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1026 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1029, Invalid=2163, Unknown=0, NotChecked=0, Total=3192 [2023-12-19 09:24:41,843 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 1879 mSDsluCounter, 928 mSDsCounter, 0 mSdLazyCounter, 1673 mSolverCounterSat, 1209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1918 SdHoareTripleChecker+Valid, 1079 SdHoareTripleChecker+Invalid, 2882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1209 IncrementalHoareTripleChecker+Valid, 1673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:41,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1918 Valid, 1079 Invalid, 2882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1209 Valid, 1673 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-12-19 09:24:41,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6658 states. [2023-12-19 09:24:42,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6658 to 4229. [2023-12-19 09:24:42,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4229 states, 3134 states have (on average 1.406190172303765) internal successors, (4407), 3154 states have internal predecessors, (4407), 996 states have call successors, (996), 98 states have call predecessors, (996), 98 states have return successors, (996), 976 states have call predecessors, (996), 996 states have call successors, (996) [2023-12-19 09:24:42,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4229 states to 4229 states and 6399 transitions. [2023-12-19 09:24:42,201 INFO L78 Accepts]: Start accepts. Automaton has 4229 states and 6399 transitions. Word has length 222 [2023-12-19 09:24:42,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:42,201 INFO L495 AbstractCegarLoop]: Abstraction has 4229 states and 6399 transitions. [2023-12-19 09:24:42,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 6.15) internal successors, (123), 20 states have internal predecessors, (123), 6 states have call successors, (68), 4 states have call predecessors, (68), 8 states have return successors, (68), 6 states have call predecessors, (68), 6 states have call successors, (68) [2023-12-19 09:24:42,202 INFO L276 IsEmpty]: Start isEmpty. Operand 4229 states and 6399 transitions. [2023-12-19 09:24:42,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-19 09:24:42,204 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:42,204 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:42,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:42,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-12-19 09:24:42,411 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:42,411 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:42,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1083678898, now seen corresponding path program 1 times [2023-12-19 09:24:42,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:42,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96620355] [2023-12-19 09:24:42,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:42,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:42,432 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:42,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [622415632] [2023-12-19 09:24:42,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:42,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:42,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:42,449 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:42,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-12-19 09:24:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:42,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-19 09:24:42,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:43,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-19 09:24:43,009 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:24:43,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:43,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96620355] [2023-12-19 09:24:43,009 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:43,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622415632] [2023-12-19 09:24:43,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622415632] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:24:43,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:24:43,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 09:24:43,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711887201] [2023-12-19 09:24:43,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:24:43,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 09:24:43,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:43,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 09:24:43,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 09:24:43,010 INFO L87 Difference]: Start difference. First operand 4229 states and 6399 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:43,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:43,311 INFO L93 Difference]: Finished difference Result 8373 states and 12671 transitions. [2023-12-19 09:24:43,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 09:24:43,312 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 222 [2023-12-19 09:24:43,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:43,325 INFO L225 Difference]: With dead ends: 8373 [2023-12-19 09:24:43,325 INFO L226 Difference]: Without dead ends: 4145 [2023-12-19 09:24:43,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 09:24:43,334 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 71 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:43,334 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 305 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 09:24:43,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4145 states. [2023-12-19 09:24:43,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4145 to 4143. [2023-12-19 09:24:43,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4143 states, 3048 states have (on average 1.4028871391076116) internal successors, (4276), 3068 states have internal predecessors, (4276), 996 states have call successors, (996), 98 states have call predecessors, (996), 98 states have return successors, (996), 976 states have call predecessors, (996), 996 states have call successors, (996) [2023-12-19 09:24:43,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4143 states to 4143 states and 6268 transitions. [2023-12-19 09:24:43,629 INFO L78 Accepts]: Start accepts. Automaton has 4143 states and 6268 transitions. Word has length 222 [2023-12-19 09:24:43,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:43,629 INFO L495 AbstractCegarLoop]: Abstraction has 4143 states and 6268 transitions. [2023-12-19 09:24:43,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:43,629 INFO L276 IsEmpty]: Start isEmpty. Operand 4143 states and 6268 transitions. [2023-12-19 09:24:43,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-19 09:24:43,630 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:43,631 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:43,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:43,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-12-19 09:24:43,844 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:43,845 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:43,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1527125968, now seen corresponding path program 1 times [2023-12-19 09:24:43,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:43,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714224316] [2023-12-19 09:24:43,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:43,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:43,861 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:43,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1517845145] [2023-12-19 09:24:43,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:43,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:43,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:43,863 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:43,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-12-19 09:24:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:44,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-19 09:24:44,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:44,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1329 proven. 120 refuted. 0 times theorem prover too weak. 795 trivial. 0 not checked. [2023-12-19 09:24:44,628 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 09:24:44,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 42 proven. 57 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-19 09:24:44,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:44,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714224316] [2023-12-19 09:24:44,902 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:44,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1517845145] [2023-12-19 09:24:44,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1517845145] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 09:24:44,903 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 09:24:44,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2023-12-19 09:24:44,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941316411] [2023-12-19 09:24:44,903 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 09:24:44,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-19 09:24:44,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:44,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-19 09:24:44,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2023-12-19 09:24:44,904 INFO L87 Difference]: Start difference. First operand 4143 states and 6268 transitions. Second operand has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 5 states have call successors, (62), 4 states have call predecessors, (62), 7 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) [2023-12-19 09:24:47,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:47,166 INFO L93 Difference]: Finished difference Result 15042 states and 22087 transitions. [2023-12-19 09:24:47,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-12-19 09:24:47,167 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 5 states have call successors, (62), 4 states have call predecessors, (62), 7 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) Word has length 222 [2023-12-19 09:24:47,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:47,194 INFO L225 Difference]: With dead ends: 15042 [2023-12-19 09:24:47,194 INFO L226 Difference]: Without dead ends: 10900 [2023-12-19 09:24:47,206 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 497 GetRequests, 433 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1441 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1085, Invalid=3205, Unknown=0, NotChecked=0, Total=4290 [2023-12-19 09:24:47,206 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 1429 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 826 mSolverCounterSat, 413 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1440 SdHoareTripleChecker+Valid, 762 SdHoareTripleChecker+Invalid, 1239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 413 IncrementalHoareTripleChecker+Valid, 826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:47,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1440 Valid, 762 Invalid, 1239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [413 Valid, 826 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-12-19 09:24:47,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10900 states. [2023-12-19 09:24:47,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10900 to 7161. [2023-12-19 09:24:47,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7161 states, 5637 states have (on average 1.3835373425580983) internal successors, (7799), 5696 states have internal predecessors, (7799), 1264 states have call successors, (1264), 259 states have call predecessors, (1264), 259 states have return successors, (1264), 1205 states have call predecessors, (1264), 1264 states have call successors, (1264) [2023-12-19 09:24:47,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7161 states to 7161 states and 10327 transitions. [2023-12-19 09:24:47,851 INFO L78 Accepts]: Start accepts. Automaton has 7161 states and 10327 transitions. Word has length 222 [2023-12-19 09:24:47,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:47,852 INFO L495 AbstractCegarLoop]: Abstraction has 7161 states and 10327 transitions. [2023-12-19 09:24:47,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 5 states have call successors, (62), 4 states have call predecessors, (62), 7 states have return successors, (62), 5 states have call predecessors, (62), 5 states have call successors, (62) [2023-12-19 09:24:47,852 INFO L276 IsEmpty]: Start isEmpty. Operand 7161 states and 10327 transitions. [2023-12-19 09:24:47,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-19 09:24:47,853 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:47,853 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:47,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:48,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-12-19 09:24:48,060 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:48,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:48,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1757576742, now seen corresponding path program 1 times [2023-12-19 09:24:48,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:48,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739169639] [2023-12-19 09:24:48,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:48,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:48,083 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:48,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [773626135] [2023-12-19 09:24:48,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:48,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:48,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:48,084 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:48,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-12-19 09:24:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:48,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-19 09:24:48,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:48,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-19 09:24:48,297 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:24:48,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:48,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739169639] [2023-12-19 09:24:48,298 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:48,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [773626135] [2023-12-19 09:24:48,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [773626135] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:24:48,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:24:48,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-19 09:24:48,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664320881] [2023-12-19 09:24:48,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:24:48,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-19 09:24:48,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:48,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-19 09:24:48,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-19 09:24:48,299 INFO L87 Difference]: Start difference. First operand 7161 states and 10327 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:49,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:49,868 INFO L93 Difference]: Finished difference Result 20227 states and 29099 transitions. [2023-12-19 09:24:49,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-19 09:24:49,868 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 222 [2023-12-19 09:24:49,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:49,899 INFO L225 Difference]: With dead ends: 20227 [2023-12-19 09:24:49,899 INFO L226 Difference]: Without dead ends: 12952 [2023-12-19 09:24:49,911 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-19 09:24:49,911 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 608 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 626 SdHoareTripleChecker+Invalid, 793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:49,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [608 Valid, 626 Invalid, 793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-19 09:24:49,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12952 states. [2023-12-19 09:24:51,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12952 to 12550. [2023-12-19 09:24:51,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12550 states, 9487 states have (on average 1.3448930114894067) internal successors, (12759), 9597 states have internal predecessors, (12759), 2536 states have call successors, (2536), 526 states have call predecessors, (2536), 526 states have return successors, (2536), 2426 states have call predecessors, (2536), 2536 states have call successors, (2536) [2023-12-19 09:24:51,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12550 states to 12550 states and 17831 transitions. [2023-12-19 09:24:51,200 INFO L78 Accepts]: Start accepts. Automaton has 12550 states and 17831 transitions. Word has length 222 [2023-12-19 09:24:51,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:51,201 INFO L495 AbstractCegarLoop]: Abstraction has 12550 states and 17831 transitions. [2023-12-19 09:24:51,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:51,201 INFO L276 IsEmpty]: Start isEmpty. Operand 12550 states and 17831 transitions. [2023-12-19 09:24:51,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-12-19 09:24:51,206 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:51,206 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:51,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:51,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:51,413 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:51,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:51,413 INFO L85 PathProgramCache]: Analyzing trace with hash 169228840, now seen corresponding path program 1 times [2023-12-19 09:24:51,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:51,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213599016] [2023-12-19 09:24:51,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:51,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:51,430 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:51,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1008472278] [2023-12-19 09:24:51,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:51,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:51,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:51,446 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:51,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-12-19 09:24:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:51,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-19 09:24:51,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:51,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-19 09:24:51,630 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:24:51,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:51,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213599016] [2023-12-19 09:24:51,631 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:51,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1008472278] [2023-12-19 09:24:51,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1008472278] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:24:51,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:24:51,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 09:24:51,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389987026] [2023-12-19 09:24:51,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:24:51,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 09:24:51,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:51,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 09:24:51,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 09:24:51,632 INFO L87 Difference]: Start difference. First operand 12550 states and 17831 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:52,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:52,837 INFO L93 Difference]: Finished difference Result 25568 states and 36340 transitions. [2023-12-19 09:24:52,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 09:24:52,838 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 222 [2023-12-19 09:24:52,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:52,869 INFO L225 Difference]: With dead ends: 25568 [2023-12-19 09:24:52,869 INFO L226 Difference]: Without dead ends: 13019 [2023-12-19 09:24:52,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-12-19 09:24:52,885 INFO L413 NwaCegarLoop]: 197 mSDtfsCounter, 167 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:52,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 415 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 09:24:52,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13019 states. [2023-12-19 09:24:54,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13019 to 12979. [2023-12-19 09:24:54,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12979 states, 9818 states have (on average 1.3365247504583417) internal successors, (13122), 9930 states have internal predecessors, (13122), 2616 states have call successors, (2616), 544 states have call predecessors, (2616), 544 states have return successors, (2616), 2504 states have call predecessors, (2616), 2616 states have call successors, (2616) [2023-12-19 09:24:54,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12979 states to 12979 states and 18354 transitions. [2023-12-19 09:24:54,302 INFO L78 Accepts]: Start accepts. Automaton has 12979 states and 18354 transitions. Word has length 222 [2023-12-19 09:24:54,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:54,302 INFO L495 AbstractCegarLoop]: Abstraction has 12979 states and 18354 transitions. [2023-12-19 09:24:54,302 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:24:54,302 INFO L276 IsEmpty]: Start isEmpty. Operand 12979 states and 18354 transitions. [2023-12-19 09:24:54,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-12-19 09:24:54,306 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:54,306 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:54,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-12-19 09:24:54,512 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-12-19 09:24:54,512 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:54,512 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:54,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1463071461, now seen corresponding path program 1 times [2023-12-19 09:24:54,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:54,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27745265] [2023-12-19 09:24:54,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:54,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:54,528 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:54,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [588545867] [2023-12-19 09:24:54,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:54,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:54,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:54,530 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:54,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-12-19 09:24:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:54,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-19 09:24:54,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:24:55,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1083 proven. 36 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2023-12-19 09:24:55,055 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 09:24:55,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 63 proven. 36 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-19 09:24:55,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:24:55,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27745265] [2023-12-19 09:24:55,426 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:24:55,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [588545867] [2023-12-19 09:24:55,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [588545867] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 09:24:55,427 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 09:24:55,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 16 [2023-12-19 09:24:55,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107572315] [2023-12-19 09:24:55,427 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 09:24:55,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-19 09:24:55,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:24:55,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-19 09:24:55,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2023-12-19 09:24:55,429 INFO L87 Difference]: Start difference. First operand 12979 states and 18354 transitions. Second operand has 16 states, 16 states have (on average 6.5625) internal successors, (105), 16 states have internal predecessors, (105), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2023-12-19 09:24:57,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:24:57,953 INFO L93 Difference]: Finished difference Result 26714 states and 37596 transitions. [2023-12-19 09:24:57,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-12-19 09:24:57,954 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.5625) internal successors, (105), 16 states have internal predecessors, (105), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) Word has length 223 [2023-12-19 09:24:57,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:24:57,988 INFO L225 Difference]: With dead ends: 26714 [2023-12-19 09:24:57,988 INFO L226 Difference]: Without dead ends: 13676 [2023-12-19 09:24:58,008 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=272, Invalid=658, Unknown=0, NotChecked=0, Total=930 [2023-12-19 09:24:58,009 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 960 mSDsluCounter, 823 mSDsCounter, 0 mSdLazyCounter, 1166 mSolverCounterSat, 431 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1003 SdHoareTripleChecker+Valid, 943 SdHoareTripleChecker+Invalid, 1597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 431 IncrementalHoareTripleChecker+Valid, 1166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-12-19 09:24:58,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1003 Valid, 943 Invalid, 1597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [431 Valid, 1166 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-12-19 09:24:58,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13676 states. [2023-12-19 09:24:59,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13676 to 10978. [2023-12-19 09:24:59,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10978 states, 8553 states have (on average 1.3560154331813399) internal successors, (11598), 8619 states have internal predecessors, (11598), 1986 states have call successors, (1986), 438 states have call predecessors, (1986), 438 states have return successors, (1986), 1920 states have call predecessors, (1986), 1986 states have call successors, (1986) [2023-12-19 09:24:59,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10978 states to 10978 states and 15570 transitions. [2023-12-19 09:24:59,327 INFO L78 Accepts]: Start accepts. Automaton has 10978 states and 15570 transitions. Word has length 223 [2023-12-19 09:24:59,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:24:59,328 INFO L495 AbstractCegarLoop]: Abstraction has 10978 states and 15570 transitions. [2023-12-19 09:24:59,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.5625) internal successors, (105), 16 states have internal predecessors, (105), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2023-12-19 09:24:59,328 INFO L276 IsEmpty]: Start isEmpty. Operand 10978 states and 15570 transitions. [2023-12-19 09:24:59,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-12-19 09:24:59,330 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:24:59,330 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:24:59,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-12-19 09:24:59,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-12-19 09:24:59,537 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:24:59,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:24:59,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1243547933, now seen corresponding path program 1 times [2023-12-19 09:24:59,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:24:59,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822475832] [2023-12-19 09:24:59,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:59,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:24:59,555 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:24:59,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [735153744] [2023-12-19 09:24:59,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:24:59,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:24:59,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:24:59,567 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:24:59,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-12-19 09:24:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:24:59,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-19 09:24:59,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:25:00,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1256 proven. 192 refuted. 0 times theorem prover too weak. 796 trivial. 0 not checked. [2023-12-19 09:25:00,399 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 09:25:01,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 87 proven. 201 refuted. 0 times theorem prover too weak. 1956 trivial. 0 not checked. [2023-12-19 09:25:01,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:25:01,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822475832] [2023-12-19 09:25:01,417 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:25:01,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [735153744] [2023-12-19 09:25:01,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [735153744] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 09:25:01,418 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 09:25:01,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2023-12-19 09:25:01,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35272363] [2023-12-19 09:25:01,418 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 09:25:01,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-12-19 09:25:01,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:25:01,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-12-19 09:25:01,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=336, Unknown=0, NotChecked=0, Total=462 [2023-12-19 09:25:01,420 INFO L87 Difference]: Start difference. First operand 10978 states and 15570 transitions. Second operand has 22 states, 22 states have (on average 5.0) internal successors, (110), 22 states have internal predecessors, (110), 7 states have call successors, (61), 4 states have call predecessors, (61), 10 states have return successors, (62), 7 states have call predecessors, (62), 7 states have call successors, (62) [2023-12-19 09:25:03,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:25:03,063 INFO L93 Difference]: Finished difference Result 18672 states and 26334 transitions. [2023-12-19 09:25:03,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-19 09:25:03,064 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.0) internal successors, (110), 22 states have internal predecessors, (110), 7 states have call successors, (61), 4 states have call predecessors, (61), 10 states have return successors, (62), 7 states have call predecessors, (62), 7 states have call successors, (62) Word has length 223 [2023-12-19 09:25:03,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:25:03,079 INFO L225 Difference]: With dead ends: 18672 [2023-12-19 09:25:03,080 INFO L226 Difference]: Without dead ends: 7695 [2023-12-19 09:25:03,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 462 GetRequests, 426 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=437, Invalid=969, Unknown=0, NotChecked=0, Total=1406 [2023-12-19 09:25:03,095 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 559 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-19 09:25:03,095 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 412 Invalid, 730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-19 09:25:03,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7695 states. [2023-12-19 09:25:03,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7695 to 6734. [2023-12-19 09:25:03,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6734 states, 5249 states have (on average 1.3591160220994476) internal successors, (7134), 5289 states have internal predecessors, (7134), 1164 states have call successors, (1164), 320 states have call predecessors, (1164), 320 states have return successors, (1164), 1124 states have call predecessors, (1164), 1164 states have call successors, (1164) [2023-12-19 09:25:03,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6734 states to 6734 states and 9462 transitions. [2023-12-19 09:25:03,828 INFO L78 Accepts]: Start accepts. Automaton has 6734 states and 9462 transitions. Word has length 223 [2023-12-19 09:25:03,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:25:03,828 INFO L495 AbstractCegarLoop]: Abstraction has 6734 states and 9462 transitions. [2023-12-19 09:25:03,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.0) internal successors, (110), 22 states have internal predecessors, (110), 7 states have call successors, (61), 4 states have call predecessors, (61), 10 states have return successors, (62), 7 states have call predecessors, (62), 7 states have call successors, (62) [2023-12-19 09:25:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 6734 states and 9462 transitions. [2023-12-19 09:25:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-12-19 09:25:03,830 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:25:03,830 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:25:03,837 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-12-19 09:25:04,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-12-19 09:25:04,037 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:25:04,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:25:04,037 INFO L85 PathProgramCache]: Analyzing trace with hash -819381931, now seen corresponding path program 1 times [2023-12-19 09:25:04,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:25:04,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001927087] [2023-12-19 09:25:04,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:04,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:25:04,060 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:25:04,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1822285802] [2023-12-19 09:25:04,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:04,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:04,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:25:04,081 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:25:04,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-12-19 09:25:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:25:04,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-19 09:25:04,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:25:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1083 proven. 36 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2023-12-19 09:25:04,576 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 09:25:04,788 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 63 proven. 36 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-19 09:25:04,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:25:04,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001927087] [2023-12-19 09:25:04,788 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:25:04,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1822285802] [2023-12-19 09:25:04,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1822285802] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 09:25:04,789 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 09:25:04,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 10 [2023-12-19 09:25:04,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63738927] [2023-12-19 09:25:04,789 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 09:25:04,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-19 09:25:04,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:25:04,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-19 09:25:04,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-12-19 09:25:04,790 INFO L87 Difference]: Start difference. First operand 6734 states and 9462 transitions. Second operand has 10 states, 10 states have (on average 10.3) internal successors, (103), 10 states have internal predecessors, (103), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2023-12-19 09:25:06,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:25:06,266 INFO L93 Difference]: Finished difference Result 15424 states and 21416 transitions. [2023-12-19 09:25:06,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-19 09:25:06,266 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.3) internal successors, (103), 10 states have internal predecessors, (103), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) Word has length 223 [2023-12-19 09:25:06,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:25:06,283 INFO L225 Difference]: With dead ends: 15424 [2023-12-19 09:25:06,283 INFO L226 Difference]: Without dead ends: 8691 [2023-12-19 09:25:06,294 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 437 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=107, Invalid=165, Unknown=0, NotChecked=0, Total=272 [2023-12-19 09:25:06,295 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 446 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 502 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 468 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-19 09:25:06,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [468 Valid, 540 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 502 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-19 09:25:06,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8691 states. [2023-12-19 09:25:07,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8691 to 6732. [2023-12-19 09:25:07,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6732 states, 5247 states have (on average 1.3531541833428626) internal successors, (7100), 5287 states have internal predecessors, (7100), 1164 states have call successors, (1164), 320 states have call predecessors, (1164), 320 states have return successors, (1164), 1124 states have call predecessors, (1164), 1164 states have call successors, (1164) [2023-12-19 09:25:07,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6732 states to 6732 states and 9428 transitions. [2023-12-19 09:25:07,139 INFO L78 Accepts]: Start accepts. Automaton has 6732 states and 9428 transitions. Word has length 223 [2023-12-19 09:25:07,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:25:07,139 INFO L495 AbstractCegarLoop]: Abstraction has 6732 states and 9428 transitions. [2023-12-19 09:25:07,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.3) internal successors, (103), 10 states have internal predecessors, (103), 4 states have call successors, (68), 3 states have call predecessors, (68), 5 states have return successors, (68), 4 states have call predecessors, (68), 4 states have call successors, (68) [2023-12-19 09:25:07,140 INFO L276 IsEmpty]: Start isEmpty. Operand 6732 states and 9428 transitions. [2023-12-19 09:25:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-12-19 09:25:07,141 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:25:07,141 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:25:07,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-12-19 09:25:07,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-12-19 09:25:07,345 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:25:07,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:25:07,346 INFO L85 PathProgramCache]: Analyzing trace with hash -514180967, now seen corresponding path program 1 times [2023-12-19 09:25:07,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:25:07,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929905527] [2023-12-19 09:25:07,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:07,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:25:07,361 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:25:07,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [738254287] [2023-12-19 09:25:07,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:07,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:07,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:25:07,373 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:25:07,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-12-19 09:25:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:25:07,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-19 09:25:07,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:25:07,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 672 proven. 0 refuted. 0 times theorem prover too weak. 1572 trivial. 0 not checked. [2023-12-19 09:25:07,935 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:25:07,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:25:07,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929905527] [2023-12-19 09:25:07,936 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:25:07,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738254287] [2023-12-19 09:25:07,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [738254287] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:25:07,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:25:07,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 09:25:07,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562491294] [2023-12-19 09:25:07,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:25:07,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 09:25:07,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:25:07,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 09:25:07,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 09:25:07,937 INFO L87 Difference]: Start difference. First operand 6732 states and 9428 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-19 09:25:08,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:25:08,990 INFO L93 Difference]: Finished difference Result 14904 states and 20867 transitions. [2023-12-19 09:25:08,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-19 09:25:08,990 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 223 [2023-12-19 09:25:08,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:25:09,004 INFO L225 Difference]: With dead ends: 14904 [2023-12-19 09:25:09,005 INFO L226 Difference]: Without dead ends: 8173 [2023-12-19 09:25:09,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-12-19 09:25:09,013 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 391 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-19 09:25:09,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 369 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-19 09:25:09,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8173 states. [2023-12-19 09:25:09,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8173 to 8149. [2023-12-19 09:25:09,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8149 states, 6365 states have (on average 1.3508248232521602) internal successors, (8598), 6410 states have internal predecessors, (8598), 1398 states have call successors, (1398), 385 states have call predecessors, (1398), 385 states have return successors, (1398), 1353 states have call predecessors, (1398), 1398 states have call successors, (1398) [2023-12-19 09:25:09,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8149 states to 8149 states and 11394 transitions. [2023-12-19 09:25:09,918 INFO L78 Accepts]: Start accepts. Automaton has 8149 states and 11394 transitions. Word has length 223 [2023-12-19 09:25:09,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:25:09,918 INFO L495 AbstractCegarLoop]: Abstraction has 8149 states and 11394 transitions. [2023-12-19 09:25:09,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-19 09:25:09,919 INFO L276 IsEmpty]: Start isEmpty. Operand 8149 states and 11394 transitions. [2023-12-19 09:25:09,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-12-19 09:25:09,920 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:25:09,920 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:25:09,938 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2023-12-19 09:25:10,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:10,128 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:25:10,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:25:10,128 INFO L85 PathProgramCache]: Analyzing trace with hash -295326249, now seen corresponding path program 1 times [2023-12-19 09:25:10,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:25:10,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904395607] [2023-12-19 09:25:10,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:10,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:25:10,153 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:25:10,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1245405799] [2023-12-19 09:25:10,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:10,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:10,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:25:10,169 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:25:10,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-12-19 09:25:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:25:10,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-19 09:25:10,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:25:10,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1201 proven. 75 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2023-12-19 09:25:10,930 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 09:25:11,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 117 proven. 78 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2023-12-19 09:25:11,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:25:11,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904395607] [2023-12-19 09:25:11,308 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:25:11,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1245405799] [2023-12-19 09:25:11,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1245405799] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-19 09:25:11,308 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-19 09:25:11,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 16 [2023-12-19 09:25:11,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721731403] [2023-12-19 09:25:11,309 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-19 09:25:11,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-19 09:25:11,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:25:11,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-19 09:25:11,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2023-12-19 09:25:11,311 INFO L87 Difference]: Start difference. First operand 8149 states and 11394 transitions. Second operand has 16 states, 16 states have (on average 7.8125) internal successors, (125), 16 states have internal predecessors, (125), 6 states have call successors, (68), 4 states have call predecessors, (68), 8 states have return successors, (68), 6 states have call predecessors, (68), 6 states have call successors, (68) [2023-12-19 09:25:13,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:25:13,456 INFO L93 Difference]: Finished difference Result 18986 states and 26290 transitions. [2023-12-19 09:25:13,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-12-19 09:25:13,457 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 7.8125) internal successors, (125), 16 states have internal predecessors, (125), 6 states have call successors, (68), 4 states have call predecessors, (68), 8 states have return successors, (68), 6 states have call predecessors, (68), 6 states have call successors, (68) Word has length 223 [2023-12-19 09:25:13,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:25:13,474 INFO L225 Difference]: With dead ends: 18986 [2023-12-19 09:25:13,474 INFO L226 Difference]: Without dead ends: 10838 [2023-12-19 09:25:13,483 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 459 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=286, Invalid=526, Unknown=0, NotChecked=0, Total=812 [2023-12-19 09:25:13,484 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 802 mSDsluCounter, 562 mSDsCounter, 0 mSdLazyCounter, 662 mSolverCounterSat, 490 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 822 SdHoareTripleChecker+Valid, 688 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 490 IncrementalHoareTripleChecker+Valid, 662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-19 09:25:13,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [822 Valid, 688 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [490 Valid, 662 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-19 09:25:13,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10838 states. [2023-12-19 09:25:14,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10838 to 8071. [2023-12-19 09:25:14,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8071 states, 6417 states have (on average 1.359046283309958) internal successors, (8721), 6454 states have internal predecessors, (8721), 1296 states have call successors, (1296), 357 states have call predecessors, (1296), 357 states have return successors, (1296), 1259 states have call predecessors, (1296), 1296 states have call successors, (1296) [2023-12-19 09:25:14,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8071 states to 8071 states and 11313 transitions. [2023-12-19 09:25:14,409 INFO L78 Accepts]: Start accepts. Automaton has 8071 states and 11313 transitions. Word has length 223 [2023-12-19 09:25:14,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:25:14,410 INFO L495 AbstractCegarLoop]: Abstraction has 8071 states and 11313 transitions. [2023-12-19 09:25:14,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 7.8125) internal successors, (125), 16 states have internal predecessors, (125), 6 states have call successors, (68), 4 states have call predecessors, (68), 8 states have return successors, (68), 6 states have call predecessors, (68), 6 states have call successors, (68) [2023-12-19 09:25:14,410 INFO L276 IsEmpty]: Start isEmpty. Operand 8071 states and 11313 transitions. [2023-12-19 09:25:14,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-12-19 09:25:14,411 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:25:14,411 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:25:14,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-12-19 09:25:14,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:14,617 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:25:14,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:25:14,618 INFO L85 PathProgramCache]: Analyzing trace with hash -352584551, now seen corresponding path program 1 times [2023-12-19 09:25:14,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:25:14,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721155907] [2023-12-19 09:25:14,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:14,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:25:14,659 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:25:14,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1753594710] [2023-12-19 09:25:14,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:14,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:14,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:25:14,661 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:25:14,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-12-19 09:25:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:25:14,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-19 09:25:14,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:25:15,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 672 proven. 0 refuted. 0 times theorem prover too weak. 1572 trivial. 0 not checked. [2023-12-19 09:25:15,310 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:25:15,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:25:15,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721155907] [2023-12-19 09:25:15,310 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:25:15,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1753594710] [2023-12-19 09:25:15,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1753594710] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:25:15,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:25:15,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-19 09:25:15,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966215976] [2023-12-19 09:25:15,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:25:15,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-19 09:25:15,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:25:15,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-19 09:25:15,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-19 09:25:15,312 INFO L87 Difference]: Start difference. First operand 8071 states and 11313 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-19 09:25:16,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:25:16,510 INFO L93 Difference]: Finished difference Result 16211 states and 22703 transitions. [2023-12-19 09:25:16,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-19 09:25:16,510 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 223 [2023-12-19 09:25:16,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:25:16,523 INFO L225 Difference]: With dead ends: 16211 [2023-12-19 09:25:16,523 INFO L226 Difference]: Without dead ends: 8141 [2023-12-19 09:25:16,533 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2023-12-19 09:25:16,534 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 319 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 530 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-19 09:25:16,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 530 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-19 09:25:16,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8141 states. [2023-12-19 09:25:17,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8141 to 8081. [2023-12-19 09:25:17,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8081 states, 6427 states have (on average 1.3572428815932784) internal successors, (8723), 6464 states have internal predecessors, (8723), 1296 states have call successors, (1296), 357 states have call predecessors, (1296), 357 states have return successors, (1296), 1259 states have call predecessors, (1296), 1296 states have call successors, (1296) [2023-12-19 09:25:17,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8081 states to 8081 states and 11315 transitions. [2023-12-19 09:25:17,519 INFO L78 Accepts]: Start accepts. Automaton has 8081 states and 11315 transitions. Word has length 223 [2023-12-19 09:25:17,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:25:17,520 INFO L495 AbstractCegarLoop]: Abstraction has 8081 states and 11315 transitions. [2023-12-19 09:25:17,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-19 09:25:17,520 INFO L276 IsEmpty]: Start isEmpty. Operand 8081 states and 11315 transitions. [2023-12-19 09:25:17,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-19 09:25:17,521 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:25:17,521 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:25:17,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2023-12-19 09:25:17,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:17,728 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:25:17,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:25:17,728 INFO L85 PathProgramCache]: Analyzing trace with hash -242762907, now seen corresponding path program 1 times [2023-12-19 09:25:17,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:25:17,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719518716] [2023-12-19 09:25:17,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:17,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:25:17,753 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:25:17,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [436707526] [2023-12-19 09:25:17,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:17,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:17,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:25:17,760 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:25:17,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-12-19 09:25:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:25:17,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-19 09:25:17,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:25:18,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-19 09:25:18,143 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:25:18,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:25:18,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719518716] [2023-12-19 09:25:18,143 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:25:18,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [436707526] [2023-12-19 09:25:18,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [436707526] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:25:18,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:25:18,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 09:25:18,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723240086] [2023-12-19 09:25:18,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:25:18,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 09:25:18,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:25:18,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 09:25:18,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-19 09:25:18,145 INFO L87 Difference]: Start difference. First operand 8081 states and 11315 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:25:19,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:25:19,171 INFO L93 Difference]: Finished difference Result 13633 states and 19103 transitions. [2023-12-19 09:25:19,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 09:25:19,171 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 224 [2023-12-19 09:25:19,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:25:19,183 INFO L225 Difference]: With dead ends: 13633 [2023-12-19 09:25:19,183 INFO L226 Difference]: Without dead ends: 8096 [2023-12-19 09:25:19,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-12-19 09:25:19,191 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 74 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 09:25:19,191 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 536 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 09:25:19,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8096 states. [2023-12-19 09:25:20,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8096 to 8081. [2023-12-19 09:25:20,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8081 states, 6427 states have (on average 1.3559981328769255) internal successors, (8715), 6464 states have internal predecessors, (8715), 1296 states have call successors, (1296), 357 states have call predecessors, (1296), 357 states have return successors, (1296), 1259 states have call predecessors, (1296), 1296 states have call successors, (1296) [2023-12-19 09:25:20,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8081 states to 8081 states and 11307 transitions. [2023-12-19 09:25:20,090 INFO L78 Accepts]: Start accepts. Automaton has 8081 states and 11307 transitions. Word has length 224 [2023-12-19 09:25:20,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:25:20,090 INFO L495 AbstractCegarLoop]: Abstraction has 8081 states and 11307 transitions. [2023-12-19 09:25:20,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:25:20,090 INFO L276 IsEmpty]: Start isEmpty. Operand 8081 states and 11307 transitions. [2023-12-19 09:25:20,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-19 09:25:20,092 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:25:20,092 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:25:20,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2023-12-19 09:25:20,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:20,299 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:25:20,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:25:20,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1414250448, now seen corresponding path program 1 times [2023-12-19 09:25:20,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:25:20,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656539655] [2023-12-19 09:25:20,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:20,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:25:20,316 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:25:20,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1763315822] [2023-12-19 09:25:20,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:20,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:20,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:25:20,317 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:25:20,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-12-19 09:25:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:25:20,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-19 09:25:20,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:25:20,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-19 09:25:20,750 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 09:25:20,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:25:20,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656539655] [2023-12-19 09:25:20,750 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:25:20,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763315822] [2023-12-19 09:25:20,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1763315822] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 09:25:20,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 09:25:20,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-19 09:25:20,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984043591] [2023-12-19 09:25:20,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 09:25:20,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-19 09:25:20,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:25:20,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-19 09:25:20,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-12-19 09:25:20,752 INFO L87 Difference]: Start difference. First operand 8081 states and 11307 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:25:22,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:25:22,517 INFO L93 Difference]: Finished difference Result 21252 states and 29715 transitions. [2023-12-19 09:25:22,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-19 09:25:22,517 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 224 [2023-12-19 09:25:22,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:25:22,540 INFO L225 Difference]: With dead ends: 21252 [2023-12-19 09:25:22,540 INFO L226 Difference]: Without dead ends: 13071 [2023-12-19 09:25:22,549 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-19 09:25:22,551 INFO L413 NwaCegarLoop]: 308 mSDtfsCounter, 240 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 888 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-19 09:25:22,551 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 888 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 529 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-19 09:25:22,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13071 states. [2023-12-19 09:25:23,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13071 to 11890. [2023-12-19 09:25:23,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11890 states, 9508 states have (on average 1.3563315103071099) internal successors, (12896), 9562 states have internal predecessors, (12896), 1867 states have call successors, (1867), 514 states have call predecessors, (1867), 514 states have return successors, (1867), 1813 states have call predecessors, (1867), 1867 states have call successors, (1867) [2023-12-19 09:25:23,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11890 states to 11890 states and 16630 transitions. [2023-12-19 09:25:23,973 INFO L78 Accepts]: Start accepts. Automaton has 11890 states and 16630 transitions. Word has length 224 [2023-12-19 09:25:23,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:25:23,973 INFO L495 AbstractCegarLoop]: Abstraction has 11890 states and 16630 transitions. [2023-12-19 09:25:23,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-19 09:25:23,976 INFO L276 IsEmpty]: Start isEmpty. Operand 11890 states and 16630 transitions. [2023-12-19 09:25:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-19 09:25:23,978 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:25:23,985 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:25:23,994 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2023-12-19 09:25:24,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:24,191 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:25:24,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:25:24,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1633105166, now seen corresponding path program 1 times [2023-12-19 09:25:24,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:25:24,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607342428] [2023-12-19 09:25:24,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:24,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:25:24,245 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:25:24,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [352973112] [2023-12-19 09:25:24,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:24,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:24,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:25:24,247 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:25:24,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-12-19 09:25:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 09:25:24,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-19 09:25:24,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 09:25:25,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1290 proven. 48 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2023-12-19 09:25:25,392 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-19 09:25:29,478 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_z_80 Int)) (or (< 4294967295 v_z_80) (< (mod (mod v_z_80 (mod c_~var_1_31~0 4294967296)) 4294967296) 4294967287) (< v_z_80 0) (< (+ (mod c_~var_1_23~0 4294967296) 255) v_z_80))) is different from false [2023-12-19 09:25:29,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 09:25:29,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607342428] [2023-12-19 09:25:29,824 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-19 09:25:29,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [352973112] [2023-12-19 09:25:29,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [352973112] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-19 09:25:29,824 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-12-19 09:25:29,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2023-12-19 09:25:29,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335406325] [2023-12-19 09:25:29,824 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-12-19 09:25:29,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-19 09:25:29,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 09:25:29,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-19 09:25:29,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=80, Unknown=1, NotChecked=18, Total=132 [2023-12-19 09:25:29,825 INFO L87 Difference]: Start difference. First operand 11890 states and 16630 transitions. Second operand has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (34), 3 states have call predecessors, (34), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-12-19 09:25:32,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 09:25:32,061 INFO L93 Difference]: Finished difference Result 25053 states and 34864 transitions. [2023-12-19 09:25:32,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-19 09:25:32,061 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (34), 3 states have call predecessors, (34), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 224 [2023-12-19 09:25:32,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 09:25:32,084 INFO L225 Difference]: With dead ends: 25053 [2023-12-19 09:25:32,085 INFO L226 Difference]: Without dead ends: 13164 [2023-12-19 09:25:32,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=83, Invalid=192, Unknown=1, NotChecked=30, Total=306 [2023-12-19 09:25:32,100 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 269 mSDsluCounter, 702 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 831 SdHoareTripleChecker+Invalid, 606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-19 09:25:32,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 831 Invalid, 606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 565 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-19 09:25:32,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2023-12-19 09:25:33,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12032. [2023-12-19 09:25:33,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12032 states, 9646 states have (on average 1.3551731287580344) internal successors, (13072), 9700 states have internal predecessors, (13072), 1867 states have call successors, (1867), 518 states have call predecessors, (1867), 518 states have return successors, (1867), 1813 states have call predecessors, (1867), 1867 states have call successors, (1867) [2023-12-19 09:25:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12032 states to 12032 states and 16806 transitions. [2023-12-19 09:25:33,518 INFO L78 Accepts]: Start accepts. Automaton has 12032 states and 16806 transitions. Word has length 224 [2023-12-19 09:25:33,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 09:25:33,518 INFO L495 AbstractCegarLoop]: Abstraction has 12032 states and 16806 transitions. [2023-12-19 09:25:33,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (34), 3 states have call predecessors, (34), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-12-19 09:25:33,519 INFO L276 IsEmpty]: Start isEmpty. Operand 12032 states and 16806 transitions. [2023-12-19 09:25:33,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-19 09:25:33,520 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 09:25:33,520 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:25:33,527 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2023-12-19 09:25:33,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:33,727 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 09:25:33,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 09:25:33,728 INFO L85 PathProgramCache]: Analyzing trace with hash 2055806992, now seen corresponding path program 1 times [2023-12-19 09:25:33,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 09:25:33,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617694230] [2023-12-19 09:25:33,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:33,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 09:25:33,743 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 09:25:33,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1862785983] [2023-12-19 09:25:33,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 09:25:33,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 09:25:33,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 09:25:33,744 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 09:25:33,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2023-12-19 09:25:33,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 09:25:33,967 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-19 09:25:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 09:25:34,189 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-19 09:25:34,190 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-19 09:25:34,190 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-19 09:25:34,199 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2023-12-19 09:25:34,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2023-12-19 09:25:34,402 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 09:25:34,405 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-19 09:25:34,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 09:25:34 BoogieIcfgContainer [2023-12-19 09:25:34,492 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-19 09:25:34,492 INFO L158 Benchmark]: Toolchain (without parser) took 74019.22ms. Allocated memory was 285.2MB in the beginning and 2.7GB in the end (delta: 2.4GB). Free memory was 229.2MB in the beginning and 1.2GB in the end (delta: -976.0MB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2023-12-19 09:25:34,492 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 237.0MB. Free memory was 187.0MB in the beginning and 186.8MB in the end (delta: 163.7kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 09:25:34,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.06ms. Allocated memory is still 285.2MB. Free memory was 229.2MB in the beginning and 213.0MB in the end (delta: 16.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-12-19 09:25:34,492 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.65ms. Allocated memory is still 285.2MB. Free memory was 213.0MB in the beginning and 207.8MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-12-19 09:25:34,492 INFO L158 Benchmark]: Boogie Preprocessor took 61.09ms. Allocated memory is still 285.2MB. Free memory was 207.8MB in the beginning and 202.0MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-12-19 09:25:34,493 INFO L158 Benchmark]: RCFGBuilder took 634.18ms. Allocated memory is still 285.2MB. Free memory was 201.5MB in the beginning and 167.4MB in the end (delta: 34.1MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2023-12-19 09:25:34,493 INFO L158 Benchmark]: TraceAbstraction took 72999.56ms. Allocated memory was 285.2MB in the beginning and 2.7GB in the end (delta: 2.4GB). Free memory was 166.9MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2023-12-19 09:25:34,493 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 237.0MB. Free memory was 187.0MB in the beginning and 186.8MB in the end (delta: 163.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 270.06ms. Allocated memory is still 285.2MB. Free memory was 229.2MB in the beginning and 213.0MB in the end (delta: 16.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.65ms. Allocated memory is still 285.2MB. Free memory was 213.0MB in the beginning and 207.8MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 61.09ms. Allocated memory is still 285.2MB. Free memory was 207.8MB in the beginning and 202.0MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 634.18ms. Allocated memory is still 285.2MB. Free memory was 201.5MB in the beginning and 167.4MB in the end (delta: 34.1MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * TraceAbstraction took 72999.56ms. Allocated memory was 285.2MB in the beginning and 2.7GB in the end (delta: 2.4GB). Free memory was 166.9MB in the beginning and 1.2GB in the end (delta: -1.0GB). Peak memory consumption was 1.3GB. 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 198, overapproximation of bitwiseOr at line 122, overapproximation of bitwiseAnd at line 128. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -64; [L23] unsigned char var_1_3 = 1; [L24] signed char var_1_5 = -32; [L25] unsigned short int var_1_6 = 256; [L26] unsigned long int var_1_10 = 256; [L27] double var_1_12 = 8.2; [L28] signed char var_1_13 = 16; [L29] signed char var_1_14 = 10; [L30] double var_1_15 = 199.125; [L31] double var_1_16 = 9.4; [L32] double var_1_17 = 9999999999999.6; [L33] unsigned char var_1_20 = 32; [L34] unsigned char var_1_21 = 128; [L35] unsigned char var_1_22 = 64; [L36] unsigned long int var_1_23 = 64; [L37] unsigned long int var_1_24 = 5; [L38] signed short int var_1_28 = 256; [L39] signed long int var_1_30 = -4; [L40] signed short int var_1_31 = 64; [L41] double var_1_32 = 0.0; [L42] double var_1_33 = 3.85; [L43] unsigned short int var_1_34 = 34858; [L44] unsigned short int var_1_35 = 41225; [L45] double var_1_37 = 63.63; [L46] double var_1_38 = 64.6; [L47] signed char var_1_39 = 10; [L48] signed char var_1_40 = -25; [L49] signed char var_1_41 = 4; [L50] unsigned char var_1_42 = 50; [L51] unsigned char var_1_44 = 10; [L52] unsigned char var_1_45 = 16; [L53] unsigned char var_1_47 = 0; [L54] unsigned long int last_1_var_1_10 = 256; [L55] unsigned char last_1_var_1_20 = 32; [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] CALL updateLastVariables() [L194] last_1_var_1_10 = var_1_10 [L195] last_1_var_1_20 = var_1_20 [L205] RET updateLastVariables() [L206] CALL updateVariables() [L140] var_1_3 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L141] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L142] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L142] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-32, var_1_6=256] [L143] var_1_5 = __VERIFIER_nondet_char() [L144] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L144] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L145] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L145] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L146] var_1_13 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L147] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L148] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L148] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L149] var_1_14 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L150] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L151] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L151] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L152] var_1_15 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L153] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L154] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L154] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_16=47/5, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L155] var_1_16 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L156] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L157] var_1_21 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L158] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L159] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L159] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L160] var_1_22 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L161] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L162] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L162] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=64, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L163] var_1_31 = __VERIFIER_nondet_short() [L164] CALL assume_abort_if_not(var_1_31 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L164] RET assume_abort_if_not(var_1_31 >= -32768) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L165] CALL assume_abort_if_not(var_1_31 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L165] RET assume_abort_if_not(var_1_31 <= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L166] CALL assume_abort_if_not(var_1_31 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L166] RET assume_abort_if_not(var_1_31 != 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=77/20, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L167] var_1_33 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L168] RET assume_abort_if_not((var_1_33 >= -922337.2036854765600e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=34858, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L169] var_1_34 = __VERIFIER_nondet_ushort() [L170] CALL assume_abort_if_not(var_1_34 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L170] RET assume_abort_if_not(var_1_34 >= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L171] CALL assume_abort_if_not(var_1_34 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L171] RET assume_abort_if_not(var_1_34 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=41225, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L172] var_1_35 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_35 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L173] RET assume_abort_if_not(var_1_35 >= 32767) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L174] CALL assume_abort_if_not(var_1_35 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L174] RET assume_abort_if_not(var_1_35 <= 65535) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_38=323/5, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L175] var_1_38 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L176] RET assume_abort_if_not((var_1_38 >= -922337.2036854765600e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-25, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L177] var_1_40 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_40 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L178] RET assume_abort_if_not(var_1_40 >= -63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L179] CALL assume_abort_if_not(var_1_40 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L179] RET assume_abort_if_not(var_1_40 <= 63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=4, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L180] var_1_41 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_41 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L181] RET assume_abort_if_not(var_1_41 >= -63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L182] CALL assume_abort_if_not(var_1_41 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L182] RET assume_abort_if_not(var_1_41 <= 63) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=10, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L183] var_1_44 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L184] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L185] CALL assume_abort_if_not(var_1_44 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L185] RET assume_abort_if_not(var_1_44 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=16, var_1_47=0, var_1_5=-5, var_1_6=256] [L186] var_1_45 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_45 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_47=0, var_1_5=-5, var_1_6=256] [L187] RET assume_abort_if_not(var_1_45 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_47=0, var_1_5=-5, var_1_6=256] [L188] CALL assume_abort_if_not(var_1_45 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L188] RET assume_abort_if_not(var_1_45 <= 127) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L189] var_1_47 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_5=-5, var_1_6=256] [L190] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_5=-5, var_1_6=256] [L191] CALL assume_abort_if_not(var_1_47 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L191] RET assume_abort_if_not(var_1_47 <= 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L206] RET updateVariables() [L207] CALL step() [L59] COND FALSE !(\read(var_1_3)) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L64] COND FALSE !(var_1_10 > var_1_31) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L77] signed long int stepLocal_2 = var_1_5 * var_1_13; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-5, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L78] COND TRUE stepLocal_2 > last_1_var_1_10 [L79] var_1_20 = ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-5, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=256, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L81] var_1_28 = var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-5, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L82] COND TRUE (((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-5, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L83] COND FALSE !(\read(var_1_3)) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-5, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=5, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L87] COND TRUE var_1_6 >= ((((var_1_23) > (var_1_23)) ? (var_1_23) : (var_1_23))) [L88] var_1_24 = ((((((((var_1_23) > (var_1_6)) ? (var_1_23) : (var_1_6)))) < (var_1_23)) ? (((((var_1_23) > (var_1_6)) ? (var_1_23) : (var_1_6)))) : (var_1_23))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_2=-5, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L92] unsigned char stepLocal_1 = var_1_17 <= var_1_17; VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=41/5, var_1_13=1, var_1_14=61, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L93] COND FALSE !(stepLocal_1 || var_1_3) [L98] var_1_12 = var_1_16 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L100] EXPR var_1_23 ^ var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L100] COND FALSE !(((var_1_23 ^ var_1_20) % var_1_31) > -10) [L103] EXPR var_1_35 & var_1_6 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L103] EXPR (var_1_35 & var_1_6) >> var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_34=65534, var_1_35=65535, var_1_37=6363/100, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L103] COND TRUE var_1_23 >= ((var_1_35 & var_1_6) >> var_1_20) [L104] var_1_37 = ((((var_1_33) < (var_1_38)) ? (var_1_33) : (var_1_38))) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=3, var_1_34=65534, var_1_35=65535, var_1_37=3, var_1_38=0, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L106] COND FALSE !(99999.8f < var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=3, var_1_34=65534, var_1_35=65535, var_1_37=3, var_1_38=0, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L117] COND FALSE !((var_1_17 + var_1_12) <= var_1_17) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=3, var_1_34=65534, var_1_35=65535, var_1_37=3, var_1_38=0, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L122] EXPR var_1_6 ^ var_1_20 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=3, var_1_34=65534, var_1_35=65535, var_1_37=3, var_1_38=0, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L122] unsigned long int stepLocal_0 = (var_1_6 ^ var_1_20) + var_1_23; [L123] COND FALSE !(var_1_20 <= stepLocal_0) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=65, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=3, var_1_34=65534, var_1_35=65535, var_1_37=3, var_1_38=0, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L128] EXPR ((((var_1_10) > (-16)) ? (var_1_10) : (-16))) & 16 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=65, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=0, var_1_33=3, var_1_34=65534, var_1_35=65535, var_1_37=3, var_1_38=0, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L128] COND FALSE !((~ var_1_20) <= (((((var_1_10) > (-16)) ? (var_1_10) : (-16))) & 16)) [L131] COND TRUE var_1_6 <= (((((var_1_34) < (var_1_35)) ? (var_1_34) : (var_1_35))) - ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) [L132] var_1_32 = var_1_33 VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, stepLocal_0=65, stepLocal_1=0, stepLocal_2=-5, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=3, var_1_33=3, var_1_34=65534, var_1_35=65535, var_1_37=3, var_1_38=0, var_1_39=10, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L137] var_1_39 = (var_1_40 + ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) [L207] RET step() [L208] CALL, EXPR property() [L198] EXPR (((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) VAL [isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=3, var_1_33=3, var_1_34=65534, var_1_35=65535, var_1_37=3, var_1_38=0, var_1_39=0, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L198-L199] return (((((((99999.8f < var_1_17) ? ((! var_1_3) ? ((var_1_17 >= (var_1_17 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((last_1_var_1_10 + (var_1_5 + last_1_var_1_20)) >= last_1_var_1_20) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1) : 1)) && ((var_1_20 <= ((var_1_6 ^ var_1_20) + var_1_23)) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)) && (((var_1_17 <= var_1_17) || var_1_3) ? (((var_1_17 / var_1_15) > 25.25) ? (var_1_12 == ((double) 128.5)) : 1) : (var_1_12 == ((double) var_1_16)))) && (((((((var_1_14 - var_1_20)) < (var_1_5)) ? ((var_1_14 - var_1_20)) : (var_1_5))) < var_1_20) ? (var_1_3 ? (var_1_17 == ((double) 128.1)) : 1) : 1)) && (((var_1_5 * var_1_13) > last_1_var_1_10) ? (var_1_20 == ((unsigned char) ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))))) : 1)) && (((var_1_17 + var_1_12) <= var_1_17) ? ((var_1_6 >= var_1_6) ? (var_1_23 == ((unsigned long int) var_1_20)) : 1) : 1) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=3, var_1_33=3, var_1_34=65534, var_1_35=65535, var_1_37=3, var_1_38=0, var_1_39=0, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=256, last_1_var_1_20=32, var_1_10=256, var_1_12=2, var_1_13=1, var_1_14=61, var_1_16=2, var_1_17=49999999999998/5, var_1_1=-64, var_1_20=66, var_1_21=127, var_1_22=58, var_1_23=64, var_1_24=64, var_1_28=66, var_1_30=-4, var_1_31=256, var_1_32=3, var_1_33=3, var_1_34=65534, var_1_35=65535, var_1_37=3, var_1_38=0, var_1_39=0, var_1_3=0, var_1_40=-63, var_1_41=63, var_1_42=50, var_1_44=127, var_1_45=0, var_1_47=0, var_1_5=-5, var_1_6=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 110 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 72.9s, OverallIterations: 25, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 31.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12875 SdHoareTripleChecker+Valid, 11.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12621 mSDsluCounter, 14356 SdHoareTripleChecker+Invalid, 9.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10101 mSDsCounter, 5672 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11564 IncrementalHoareTripleChecker+Invalid, 17236 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5672 mSolverCounterUnsat, 4255 mSDtfsCounter, 11564 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7613 GetRequests, 7206 SyntacticMatches, 0 SemanticMatches, 407 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 5860 ImplicationChecksByTransitivity, 8.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12979occurred in iteration=15, InterpolantAutomatonStates: 364, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 14.8s AutomataMinimizationTime, 24 MinimizatonAttempts, 22058 StatesRemovedByMinimization, 23 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 15.9s InterpolantComputationTime, 5756 NumberOfCodeBlocks, 5756 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 7283 ConstructedInterpolants, 0 QuantifiedInterpolants, 35250 SizeOfPredicates, 106 NumberOfNonLiveVariables, 12083 ConjunctsInSsa, 199 ConjunctsInUnsatCore, 33 InterpolantComputations, 14 PerfectInterpolantSequences, 72756/74052 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: unable to determine feasibility of some traces [2023-12-19 09:25:34,711 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 0 Received shutdown request...