/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_variablewrapping_wrapper-s_file-95.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-15 21:42:31,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-15 21:42:31,841 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-15 21:42:31,844 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-15 21:42:31,852 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-15 21:42:31,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-15 21:42:31,893 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-15 21:42:31,893 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-15 21:42:31,893 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-15 21:42:31,896 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-15 21:42:31,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-15 21:42:31,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-15 21:42:31,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-15 21:42:31,898 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-15 21:42:31,898 INFO L153 SettingsManager]: * Use SBE=true [2023-12-15 21:42:31,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-15 21:42:31,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-15 21:42:31,899 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-15 21:42:31,899 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-15 21:42:31,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-15 21:42:31,900 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-15 21:42:31,900 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-15 21:42:31,900 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-15 21:42:31,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-15 21:42:31,901 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-15 21:42:31,901 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-15 21:42:31,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-15 21:42:31,901 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-15 21:42:31,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-15 21:42:31,902 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-15 21:42:31,902 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-15 21:42:31,903 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-15 21:42:31,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-15 21:42:31,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-15 21:42:31,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-15 21:42:31,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-15 21:42:31,903 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-15 21:42:31,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-15 21:42:31,903 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-15 21:42:31,904 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-15 21:42:31,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-15 21:42:31,904 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-15 21:42:31,904 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-15 21:42:31,905 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-15 21:42:32,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-15 21:42:32,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-15 21:42:32,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-15 21:42:32,260 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-15 21:42:32,261 INFO L274 PluginConnector]: CDTParser initialized [2023-12-15 21:42:32,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-95.i [2023-12-15 21:42:33,329 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-15 21:42:33,493 INFO L384 CDTParser]: Found 1 translation units. [2023-12-15 21:42:33,493 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-95.i [2023-12-15 21:42:33,498 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/597d9cb2b/5e5e120adfc44770b88ea6ce7f9d41bb/FLAG13fad58ae [2023-12-15 21:42:33,510 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/597d9cb2b/5e5e120adfc44770b88ea6ce7f9d41bb [2023-12-15 21:42:33,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-15 21:42:33,513 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-15 21:42:33,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-15 21:42:33,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-15 21:42:33,518 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-15 21:42:33,518 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,519 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1354177f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33, skipping insertion in model container [2023-12-15 21:42:33,519 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,545 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-15 21:42:33,637 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_variablewrapping_wrapper-s_file-95.i[916,929] [2023-12-15 21:42:33,671 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-15 21:42:33,678 INFO L202 MainTranslator]: Completed pre-run [2023-12-15 21:42:33,688 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_variablewrapping_wrapper-s_file-95.i[916,929] [2023-12-15 21:42:33,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-15 21:42:33,724 INFO L206 MainTranslator]: Completed translation [2023-12-15 21:42:33,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33 WrapperNode [2023-12-15 21:42:33,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-15 21:42:33,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-15 21:42:33,725 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-15 21:42:33,725 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-15 21:42:33,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,741 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,780 INFO L138 Inliner]: procedures = 29, calls = 149, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 474 [2023-12-15 21:42:33,781 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-15 21:42:33,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-15 21:42:33,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-15 21:42:33,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-15 21:42:33,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,793 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,814 INFO L175 MemorySlicer]: Split 121 memory accesses to 2 slices as follows [2, 119]. 98 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 14]. The 16 writes are split as follows [0, 16]. [2023-12-15 21:42:33,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-15 21:42:33,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-15 21:42:33,864 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-15 21:42:33,864 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-15 21:42:33,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (1/1) ... [2023-12-15 21:42:33,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-15 21:42:33,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:42:33,926 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) [2023-12-15 21:42:33,984 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 [2023-12-15 21:42:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-15 21:42:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-12-15 21:42:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-12-15 21:42:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-12-15 21:42:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-12-15 21:42:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-12-15 21:42:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-12-15 21:42:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-12-15 21:42:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-12-15 21:42:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-12-15 21:42:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-12-15 21:42:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-15 21:42:34,033 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-15 21:42:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-15 21:42:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-15 21:42:34,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-15 21:42:34,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-15 21:42:34,163 INFO L241 CfgBuilder]: Building ICFG [2023-12-15 21:42:34,165 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-15 21:42:34,686 INFO L282 CfgBuilder]: Performing block encoding [2023-12-15 21:42:34,708 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-15 21:42:34,708 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-15 21:42:34,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 09:42:34 BoogieIcfgContainer [2023-12-15 21:42:34,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-15 21:42:34,710 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-15 21:42:34,711 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-15 21:42:34,714 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-15 21:42:34,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 09:42:33" (1/3) ... [2023-12-15 21:42:34,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43da1825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 09:42:34, skipping insertion in model container [2023-12-15 21:42:34,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 09:42:33" (2/3) ... [2023-12-15 21:42:34,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43da1825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 09:42:34, skipping insertion in model container [2023-12-15 21:42:34,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 09:42:34" (3/3) ... [2023-12-15 21:42:34,717 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-95.i [2023-12-15 21:42:34,731 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-15 21:42:34,732 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-15 21:42:34,771 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-15 21:42:34,776 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;@7fa1cf34, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-15 21:42:34,776 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-15 21:42:34,788 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 85 states have internal predecessors, (124), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-15 21:42:34,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-15 21:42:34,799 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 21:42:34,800 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:42:34,801 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 21:42:34,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 21:42:34,807 INFO L85 PathProgramCache]: Analyzing trace with hash 18007686, now seen corresponding path program 1 times [2023-12-15 21:42:34,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 21:42:34,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938735878] [2023-12-15 21:42:34,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:34,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 21:42:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:42:35,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 21:42:35,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938735878] [2023-12-15 21:42:35,008 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-15 21:42:35,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064072811] [2023-12-15 21:42:35,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:35,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:42:35,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:42:35,011 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) [2023-12-15 21:42:35,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-15 21:42:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:42:35,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-15 21:42:35,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 21:42:35,239 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-12-15 21:42:35,240 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-15 21:42:35,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064072811] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-15 21:42:35,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-15 21:42:35,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-15 21:42:35,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537254986] [2023-12-15 21:42:35,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-15 21:42:35,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-15 21:42:35,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 21:42:35,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-15 21:42:35,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-15 21:42:35,271 INFO L87 Difference]: Start difference. First operand has 103 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 85 states have internal predecessors, (124), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-15 21:42:35,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 21:42:35,299 INFO L93 Difference]: Finished difference Result 203 states and 326 transitions. [2023-12-15 21:42:35,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-15 21:42:35,300 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) Word has length 127 [2023-12-15 21:42:35,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 21:42:35,307 INFO L225 Difference]: With dead ends: 203 [2023-12-15 21:42:35,307 INFO L226 Difference]: Without dead ends: 101 [2023-12-15 21:42:35,310 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-15 21:42:35,313 INFO L413 NwaCegarLoop]: 143 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, 143 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 [2023-12-15 21:42:35,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 143 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-15 21:42:35,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2023-12-15 21:42:35,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2023-12-15 21:42:35,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 83 states have (on average 1.3855421686746987) internal successors, (115), 83 states have internal predecessors, (115), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-15 21:42:35,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 147 transitions. [2023-12-15 21:42:35,341 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 147 transitions. Word has length 127 [2023-12-15 21:42:35,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 21:42:35,341 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 147 transitions. [2023-12-15 21:42:35,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-15 21:42:35,341 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 147 transitions. [2023-12-15 21:42:35,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-15 21:42:35,346 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 21:42:35,346 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:42:35,355 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-15 21:42:35,552 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 [2023-12-15 21:42:35,553 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 21:42:35,553 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 21:42:35,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1590839722, now seen corresponding path program 1 times [2023-12-15 21:42:35,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 21:42:35,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732656265] [2023-12-15 21:42:35,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:35,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 21:42:35,626 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-15 21:42:35,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [989081415] [2023-12-15 21:42:35,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:35,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:42:35,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:42:35,644 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) [2023-12-15 21:42:35,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-15 21:42:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:42:35,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-15 21:42:35,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 21:42:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-15 21:42:35,859 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-15 21:42:35,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 21:42:35,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732656265] [2023-12-15 21:42:35,860 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-15 21:42:35,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [989081415] [2023-12-15 21:42:35,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [989081415] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-15 21:42:35,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-15 21:42:35,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-15 21:42:35,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307044242] [2023-12-15 21:42:35,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-15 21:42:35,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-15 21:42:35,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 21:42:35,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-15 21:42:35,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-15 21:42:35,862 INFO L87 Difference]: Start difference. First operand 101 states and 147 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-15 21:42:35,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 21:42:35,919 INFO L93 Difference]: Finished difference Result 205 states and 298 transitions. [2023-12-15 21:42:35,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-15 21:42:35,922 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 127 [2023-12-15 21:42:35,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 21:42:35,924 INFO L225 Difference]: With dead ends: 205 [2023-12-15 21:42:35,924 INFO L226 Difference]: Without dead ends: 105 [2023-12-15 21:42:35,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-15 21:42:35,926 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 3 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-15 21:42:35,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 417 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-15 21:42:35,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-12-15 21:42:35,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2023-12-15 21:42:35,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-15 21:42:35,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 149 transitions. [2023-12-15 21:42:35,934 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 149 transitions. Word has length 127 [2023-12-15 21:42:35,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 21:42:35,935 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 149 transitions. [2023-12-15 21:42:35,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-15 21:42:35,935 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 149 transitions. [2023-12-15 21:42:35,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-15 21:42:35,936 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 21:42:35,936 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:42:35,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-15 21:42:36,143 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 [2023-12-15 21:42:36,144 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 21:42:36,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 21:42:36,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1590899304, now seen corresponding path program 1 times [2023-12-15 21:42:36,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 21:42:36,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792394088] [2023-12-15 21:42:36,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:36,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 21:42:36,234 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-15 21:42:36,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2096185153] [2023-12-15 21:42:36,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:36,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:42:36,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:42:36,250 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) [2023-12-15 21:42:36,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-15 21:42:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:42:36,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-15 21:42:36,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 21:42:36,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-15 21:42:36,493 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:36,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 31 [2023-12-15 21:42:36,537 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:36,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 34 [2023-12-15 21:42:36,575 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-15 21:42:36,576 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-15 21:42:36,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 21:42:36,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792394088] [2023-12-15 21:42:36,576 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-15 21:42:36,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2096185153] [2023-12-15 21:42:36,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2096185153] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-15 21:42:36,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-15 21:42:36,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-15 21:42:36,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003230758] [2023-12-15 21:42:36,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-15 21:42:36,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-15 21:42:36,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 21:42:36,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-15 21:42:36,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-12-15 21:42:36,578 INFO L87 Difference]: Start difference. First operand 103 states and 149 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-15 21:42:36,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 21:42:36,697 INFO L93 Difference]: Finished difference Result 206 states and 298 transitions. [2023-12-15 21:42:36,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-15 21:42:36,697 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 127 [2023-12-15 21:42:36,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 21:42:36,698 INFO L225 Difference]: With dead ends: 206 [2023-12-15 21:42:36,698 INFO L226 Difference]: Without dead ends: 104 [2023-12-15 21:42:36,699 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-12-15 21:42:36,700 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 60 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-15 21:42:36,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 312 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-15 21:42:36,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-12-15 21:42:36,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 103. [2023-12-15 21:42:36,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 85 states have (on average 1.3647058823529412) internal successors, (116), 85 states have internal predecessors, (116), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-15 21:42:36,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 148 transitions. [2023-12-15 21:42:36,706 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 148 transitions. Word has length 127 [2023-12-15 21:42:36,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 21:42:36,707 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 148 transitions. [2023-12-15 21:42:36,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-15 21:42:36,707 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2023-12-15 21:42:36,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-15 21:42:36,708 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 21:42:36,708 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:42:36,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-15 21:42:36,914 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 [2023-12-15 21:42:36,915 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 21:42:36,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 21:42:36,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1057931917, now seen corresponding path program 1 times [2023-12-15 21:42:36,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 21:42:36,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773989596] [2023-12-15 21:42:36,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:36,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 21:42:36,940 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-15 21:42:36,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1449540237] [2023-12-15 21:42:36,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:36,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:42:36,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:42:36,954 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) [2023-12-15 21:42:36,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-15 21:42:37,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:42:37,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-15 21:42:37,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 21:42:37,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-12-15 21:42:37,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-12-15 21:42:37,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-12-15 21:42:37,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-12-15 21:42:37,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2023-12-15 21:42:37,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2023-12-15 21:42:37,528 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:37,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 46 [2023-12-15 21:42:37,610 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 199 proven. 33 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-12-15 21:42:37,610 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 21:42:37,933 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-15 21:42:37,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 21:42:37,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773989596] [2023-12-15 21:42:37,935 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-15 21:42:37,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1449540237] [2023-12-15 21:42:37,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1449540237] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-15 21:42:37,936 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-15 21:42:37,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2023-12-15 21:42:37,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390971275] [2023-12-15 21:42:37,936 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-15 21:42:37,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-12-15 21:42:37,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 21:42:37,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-12-15 21:42:37,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2023-12-15 21:42:37,939 INFO L87 Difference]: Start difference. First operand 103 states and 148 transitions. Second operand has 18 states, 16 states have (on average 5.0625) internal successors, (81), 18 states have internal predecessors, (81), 5 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (28), 3 states have call predecessors, (28), 5 states have call successors, (28) [2023-12-15 21:42:38,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 21:42:38,782 INFO L93 Difference]: Finished difference Result 242 states and 344 transitions. [2023-12-15 21:42:38,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-15 21:42:38,783 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 5.0625) internal successors, (81), 18 states have internal predecessors, (81), 5 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (28), 3 states have call predecessors, (28), 5 states have call successors, (28) Word has length 129 [2023-12-15 21:42:38,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 21:42:38,784 INFO L225 Difference]: With dead ends: 242 [2023-12-15 21:42:38,784 INFO L226 Difference]: Without dead ends: 140 [2023-12-15 21:42:38,785 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=161, Invalid=489, Unknown=0, NotChecked=0, Total=650 [2023-12-15 21:42:38,785 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 177 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 1011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 972 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-12-15 21:42:38,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 585 Invalid, 1011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 972 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-12-15 21:42:38,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-12-15 21:42:38,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 134. [2023-12-15 21:42:38,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 111 states have (on average 1.3603603603603605) internal successors, (151), 112 states have internal predecessors, (151), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-15 21:42:38,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 189 transitions. [2023-12-15 21:42:38,795 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 189 transitions. Word has length 129 [2023-12-15 21:42:38,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 21:42:38,795 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 189 transitions. [2023-12-15 21:42:38,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 16 states have (on average 5.0625) internal successors, (81), 18 states have internal predecessors, (81), 5 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (28), 3 states have call predecessors, (28), 5 states have call successors, (28) [2023-12-15 21:42:38,796 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 189 transitions. [2023-12-15 21:42:38,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-15 21:42:38,797 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 21:42:38,797 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:42:38,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-15 21:42:39,003 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 [2023-12-15 21:42:39,004 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 21:42:39,007 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 21:42:39,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1626440631, now seen corresponding path program 1 times [2023-12-15 21:42:39,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 21:42:39,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446165206] [2023-12-15 21:42:39,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:39,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 21:42:39,032 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-15 21:42:39,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1031316112] [2023-12-15 21:42:39,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:39,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:42:39,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:42:39,034 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) [2023-12-15 21:42:39,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-15 21:42:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:42:39,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-15 21:42:39,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 21:42:39,260 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:39,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:39,310 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:39,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:39,356 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:39,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:39,398 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:39,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:39,453 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:39,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:39,512 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:39,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:39,571 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:39,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 16 [2023-12-15 21:42:39,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-15 21:42:39,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-15 21:42:39,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-12-15 21:42:39,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 23 [2023-12-15 21:42:39,720 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2023-12-15 21:42:39,721 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 21:42:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-15 21:42:39,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 21:42:39,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446165206] [2023-12-15 21:42:39,962 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-15 21:42:39,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031316112] [2023-12-15 21:42:39,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031316112] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-15 21:42:39,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-15 21:42:39,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 12 [2023-12-15 21:42:39,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467711070] [2023-12-15 21:42:39,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-15 21:42:39,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-15 21:42:39,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 21:42:39,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-15 21:42:39,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-12-15 21:42:39,963 INFO L87 Difference]: Start difference. First operand 134 states and 189 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-15 21:42:40,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 21:42:40,370 INFO L93 Difference]: Finished difference Result 356 states and 496 transitions. [2023-12-15 21:42:40,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-15 21:42:40,370 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 130 [2023-12-15 21:42:40,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 21:42:40,373 INFO L225 Difference]: With dead ends: 356 [2023-12-15 21:42:40,373 INFO L226 Difference]: Without dead ends: 244 [2023-12-15 21:42:40,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2023-12-15 21:42:40,374 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 180 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-15 21:42:40,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 429 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 518 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-15 21:42:40,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2023-12-15 21:42:40,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 230. [2023-12-15 21:42:40,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 188 states have (on average 1.3457446808510638) internal successors, (253), 190 states have internal predecessors, (253), 35 states have call successors, (35), 6 states have call predecessors, (35), 6 states have return successors, (35), 33 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-15 21:42:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 323 transitions. [2023-12-15 21:42:40,387 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 323 transitions. Word has length 130 [2023-12-15 21:42:40,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 21:42:40,388 INFO L495 AbstractCegarLoop]: Abstraction has 230 states and 323 transitions. [2023-12-15 21:42:40,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-15 21:42:40,388 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 323 transitions. [2023-12-15 21:42:40,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-15 21:42:40,389 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 21:42:40,389 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:42:40,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-12-15 21:42:40,595 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 [2023-12-15 21:42:40,595 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 21:42:40,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 21:42:40,596 INFO L85 PathProgramCache]: Analyzing trace with hash 605372277, now seen corresponding path program 1 times [2023-12-15 21:42:40,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 21:42:40,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373180227] [2023-12-15 21:42:40,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:40,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 21:42:40,619 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-15 21:42:40,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [829909677] [2023-12-15 21:42:40,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:40,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:42:40,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:42:40,632 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) [2023-12-15 21:42:40,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-15 21:42:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-15 21:42:40,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-15 21:42:40,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-15 21:42:40,881 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:40,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:40,958 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:40,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:40,998 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:40,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:41,036 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:41,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:41,095 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:41,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:41,148 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:41,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2023-12-15 21:42:41,203 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-15 21:42:41,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 16 [2023-12-15 21:42:41,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-15 21:42:41,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-12-15 21:42:41,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-12-15 21:42:41,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 23 [2023-12-15 21:42:41,385 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2023-12-15 21:42:41,386 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-15 21:42:41,539 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-15 21:42:41,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-15 21:42:41,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373180227] [2023-12-15 21:42:41,540 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-15 21:42:41,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829909677] [2023-12-15 21:42:41,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [829909677] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-15 21:42:41,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-15 21:42:41,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [7] total 15 [2023-12-15 21:42:41,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132310795] [2023-12-15 21:42:41,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-15 21:42:41,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-15 21:42:41,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-15 21:42:41,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-15 21:42:41,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2023-12-15 21:42:41,542 INFO L87 Difference]: Start difference. First operand 230 states and 323 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-15 21:42:42,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-15 21:42:42,044 INFO L93 Difference]: Finished difference Result 548 states and 762 transitions. [2023-12-15 21:42:42,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-15 21:42:42,044 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 130 [2023-12-15 21:42:42,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-15 21:42:42,046 INFO L225 Difference]: With dead ends: 548 [2023-12-15 21:42:42,046 INFO L226 Difference]: Without dead ends: 316 [2023-12-15 21:42:42,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=302, Unknown=0, NotChecked=0, Total=420 [2023-12-15 21:42:42,049 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 391 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 382 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-15 21:42:42,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 523 Invalid, 609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 382 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-15 21:42:42,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2023-12-15 21:42:42,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 174. [2023-12-15 21:42:42,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 136 states have (on average 1.3014705882352942) internal successors, (177), 136 states have internal predecessors, (177), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-15 21:42:42,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 241 transitions. [2023-12-15 21:42:42,069 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 241 transitions. Word has length 130 [2023-12-15 21:42:42,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-15 21:42:42,071 INFO L495 AbstractCegarLoop]: Abstraction has 174 states and 241 transitions. [2023-12-15 21:42:42,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-12-15 21:42:42,071 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 241 transitions. [2023-12-15 21:42:42,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-15 21:42:42,071 INFO L187 NwaCegarLoop]: Found error trace [2023-12-15 21:42:42,072 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:42:42,079 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-15 21:42:42,280 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 [2023-12-15 21:42:42,280 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-15 21:42:42,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-15 21:42:42,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1571942906, now seen corresponding path program 1 times [2023-12-15 21:42:42,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-15 21:42:42,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656343798] [2023-12-15 21:42:42,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:42,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-15 21:42:42,302 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-15 21:42:42,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [600041553] [2023-12-15 21:42:42,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-15 21:42:42,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-15 21:42:42,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-15 21:42:42,303 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) [2023-12-15 21:42:42,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-15 21:42:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-15 21:42:42,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-15 21:42:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-15 21:42:43,089 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-15 21:42:43,089 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-15 21:42:43,090 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-15 21:42:43,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-12-15 21:42:43,291 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 [2023-12-15 21:42:43,296 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-12-15 21:42:43,299 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-15 21:42:43,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.12 09:42:43 BoogieIcfgContainer [2023-12-15 21:42:43,348 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-15 21:42:43,348 INFO L158 Benchmark]: Toolchain (without parser) took 9835.37ms. Allocated memory was 360.7MB in the beginning and 453.0MB in the end (delta: 92.3MB). Free memory was 309.3MB in the beginning and 321.7MB in the end (delta: -12.4MB). Peak memory consumption was 80.9MB. Max. memory is 8.0GB. [2023-12-15 21:42:43,348 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 180.4MB. Free memory was 131.1MB in the beginning and 130.9MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-15 21:42:43,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.78ms. Allocated memory is still 360.7MB. Free memory was 309.3MB in the beginning and 293.1MB in the end (delta: 16.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-12-15 21:42:43,349 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.95ms. Allocated memory is still 360.7MB. Free memory was 292.7MB in the beginning and 288.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-15 21:42:43,349 INFO L158 Benchmark]: Boogie Preprocessor took 82.08ms. Allocated memory is still 360.7MB. Free memory was 288.5MB in the beginning and 283.2MB in the end (delta: 5.3MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-12-15 21:42:43,349 INFO L158 Benchmark]: RCFGBuilder took 844.51ms. Allocated memory is still 360.7MB. Free memory was 283.2MB in the beginning and 321.5MB in the end (delta: -38.3MB). Peak memory consumption was 35.8MB. Max. memory is 8.0GB. [2023-12-15 21:42:43,349 INFO L158 Benchmark]: TraceAbstraction took 8637.43ms. Allocated memory was 360.7MB in the beginning and 453.0MB in the end (delta: 92.3MB). Free memory was 320.7MB in the beginning and 321.7MB in the end (delta: -1.0MB). Peak memory consumption was 91.2MB. Max. memory is 8.0GB. [2023-12-15 21:42:43,350 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 180.4MB. Free memory was 131.1MB in the beginning and 130.9MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 210.78ms. Allocated memory is still 360.7MB. Free memory was 309.3MB in the beginning and 293.1MB in the end (delta: 16.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 55.95ms. Allocated memory is still 360.7MB. Free memory was 292.7MB in the beginning and 288.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 82.08ms. Allocated memory is still 360.7MB. Free memory was 288.5MB in the beginning and 283.2MB in the end (delta: 5.3MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 844.51ms. Allocated memory is still 360.7MB. Free memory was 283.2MB in the beginning and 321.5MB in the end (delta: -38.3MB). Peak memory consumption was 35.8MB. Max. memory is 8.0GB. * TraceAbstraction took 8637.43ms. Allocated memory was 360.7MB in the beginning and 453.0MB in the end (delta: 92.3MB). Free memory was 320.7MB in the beginning and 321.7MB in the end (delta: -1.0MB). Peak memory consumption was 91.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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 someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryArithmeticFLOAToperation at line 60. Possible FailurePath: [L38] unsigned char isInitial = 0; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { -64, 1.8, 8.54, 255.8, 50.4, 0, 8, 32, 5, 2, 0, 16, -1, -16 }; [L55] unsigned char last_1_WrapperStruct00_var_1_7 = 0; [L111] isInitial = 1 [L112] FCALL initially() [L113] COND TRUE 1 [L114] CALL updateLastVariables() [L104] EXPR WrapperStruct00.var_1_7 [L104] last_1_WrapperStruct00_var_1_7 = WrapperStruct00.var_1_7 [L114] RET updateLastVariables() [L115] CALL updateVariables() [L77] WrapperStruct00.var_1_4 = __VERIFIER_nondet_float() [L78] EXPR WrapperStruct00.var_1_4 [L78] EXPR WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L78] EXPR WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F [L78] EXPR WrapperStruct00.var_1_4 [L78] EXPR WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L78] EXPR (WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L78] EXPR (WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L78] CALL assume_abort_if_not((WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L78] RET assume_abort_if_not((WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L79] WrapperStruct00.var_1_5 = __VERIFIER_nondet_float() [L80] EXPR WrapperStruct00.var_1_5 [L80] EXPR WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L80] EXPR WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F [L80] EXPR WrapperStruct00.var_1_5 [L80] EXPR WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L80] EXPR (WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L80] EXPR (WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L80] CALL assume_abort_if_not((WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L80] RET assume_abort_if_not((WrapperStruct00.var_1_5 >= 0.0F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L81] WrapperStruct00.var_1_6 = __VERIFIER_nondet_float() [L82] EXPR WrapperStruct00.var_1_6 [L82] EXPR WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L82] EXPR WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F [L82] EXPR WrapperStruct00.var_1_6 [L82] EXPR WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L82] EXPR (WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L82] EXPR (WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L82] CALL assume_abort_if_not((WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L82] RET assume_abort_if_not((WrapperStruct00.var_1_6 >= 0.0F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L83] WrapperStruct00.var_1_8 = __VERIFIER_nondet_ulong() [L84] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L84] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L84] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L85] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L85] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 2147483647) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L85] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 2147483647) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L86] WrapperStruct00.var_1_10 = __VERIFIER_nondet_uchar() [L87] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L87] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L87] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L88] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L88] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 127) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L88] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 127) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L89] WrapperStruct00.var_1_11 = __VERIFIER_nondet_uchar() [L90] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L90] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L90] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L91] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L91] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 127) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L91] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 127) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L92] WrapperStruct00.var_1_12 = __VERIFIER_nondet_uchar() [L93] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L93] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L94] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 127) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L94] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 127) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L95] WrapperStruct00.var_1_14 = __VERIFIER_nondet_ulong() [L96] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L96] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L97] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L97] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 4294967295) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L97] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 4294967295) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L98] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L98] CALL assume_abort_if_not(WrapperStruct00.var_1_14 != 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L98] RET assume_abort_if_not(WrapperStruct00.var_1_14 != 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L99] WrapperStruct00.var_1_17 = __VERIFIER_nondet_char() [L100] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_17 >= -127) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L100] RET assume_abort_if_not(WrapperStruct00.var_1_17 >= -127) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L101] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_17 <= 126) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L101] RET assume_abort_if_not(WrapperStruct00.var_1_17 <= 126) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L115] RET updateVariables() [L116] CALL step() [L59] WrapperStruct00.var_1_1 = ((((last_1_WrapperStruct00_var_1_7) < 0 ) ? -(last_1_WrapperStruct00_var_1_7) : (last_1_WrapperStruct00_var_1_7))) [L60] EXPR WrapperStruct00.var_1_4 [L60] EXPR WrapperStruct00.var_1_5 [L60] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L60] EXPR ((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f)) [L60] EXPR ((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L60] WrapperStruct00.var_1_3 = ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) + ((((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f))))) [L61] EXPR WrapperStruct00.var_1_17 [L61] WrapperStruct00.var_1_16 = WrapperStruct00.var_1_17 [L62] EXPR WrapperStruct00.var_1_16 [L62] EXPR WrapperStruct00.var_1_1 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L62] EXPR WrapperStruct00.var_1_16 & WrapperStruct00.var_1_1 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L62] signed long int stepLocal_0 = WrapperStruct00.var_1_16 & WrapperStruct00.var_1_1; [L63] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L63] COND TRUE (- (3351680781u - WrapperStruct00.var_1_8)) > stepLocal_0 [L64] EXPR WrapperStruct00.var_1_10 [L64] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L64] EXPR ((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11) [L64] EXPR WrapperStruct00.var_1_11 [L64] EXPR ((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0, stepLocal_0=0] [L64] EXPR ((WrapperStruct00.var_1_10) < (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) ? (WrapperStruct00.var_1_10) : (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))) [L64] EXPR WrapperStruct00.var_1_10 [L64] EXPR ((WrapperStruct00.var_1_10) < (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) ? (WrapperStruct00.var_1_10) : (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0, stepLocal_0=0] [L64] EXPR WrapperStruct00.var_1_12 [L64] WrapperStruct00.var_1_7 = (((((WrapperStruct00.var_1_10) < (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) ? (WrapperStruct00.var_1_10) : (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))) + WrapperStruct00.var_1_12) [L66] EXPR WrapperStruct00.var_1_16 [L66] EXPR WrapperStruct00.var_1_14 [L66] EXPR WrapperStruct00.var_1_7 [L66] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L66] EXPR WrapperStruct00.var_1_7 >> WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0, stepLocal_0=0] [L66] COND FALSE !((WrapperStruct00.var_1_16 / WrapperStruct00.var_1_14) < (WrapperStruct00.var_1_7 >> WrapperStruct00.var_1_7)) [L69] EXPR WrapperStruct00.var_1_16 [L69] EXPR WrapperStruct00.var_1_1 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L69] COND TRUE WrapperStruct00.var_1_16 >= WrapperStruct00.var_1_1 [L70] EXPR WrapperStruct00.var_1_12 [L70] EXPR WrapperStruct00.var_1_11 [L70] WrapperStruct00.var_1_13 = (-5 + (WrapperStruct00.var_1_12 - WrapperStruct00.var_1_11)) [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR WrapperStruct00.var_1_1 [L107] EXPR (WrapperStruct00.var_1_1 == ((signed long int) ((((last_1_WrapperStruct00_var_1_7) < 0 ) ? -(last_1_WrapperStruct00_var_1_7) : (last_1_WrapperStruct00_var_1_7))))) && (WrapperStruct00.var_1_3 == ((float) ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) + ((((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f))))))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L107] EXPR (WrapperStruct00.var_1_1 == ((signed long int) ((((last_1_WrapperStruct00_var_1_7) < 0 ) ? -(last_1_WrapperStruct00_var_1_7) : (last_1_WrapperStruct00_var_1_7))))) && (WrapperStruct00.var_1_3 == ((float) ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) + ((((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f))))))) [L107] EXPR WrapperStruct00.var_1_3 [L107] EXPR WrapperStruct00.var_1_4 [L107] EXPR WrapperStruct00.var_1_5 [L107] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L107] EXPR ((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f)) [L107] EXPR ((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L107] EXPR (WrapperStruct00.var_1_1 == ((signed long int) ((((last_1_WrapperStruct00_var_1_7) < 0 ) ? -(last_1_WrapperStruct00_var_1_7) : (last_1_WrapperStruct00_var_1_7))))) && (WrapperStruct00.var_1_3 == ((float) ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) + ((((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f))))))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L107] EXPR ((WrapperStruct00.var_1_1 == ((signed long int) ((((last_1_WrapperStruct00_var_1_7) < 0 ) ? -(last_1_WrapperStruct00_var_1_7) : (last_1_WrapperStruct00_var_1_7))))) && (WrapperStruct00.var_1_3 == ((float) ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) + ((((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f)))))))) && (((- (3351680781u - WrapperStruct00.var_1_8)) > (WrapperStruct00.var_1_16 & WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_7 == ((unsigned char) (((((WrapperStruct00.var_1_10) < (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) ? (WrapperStruct00.var_1_10) : (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))) + WrapperStruct00.var_1_12))) : 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L107] EXPR ((WrapperStruct00.var_1_1 == ((signed long int) ((((last_1_WrapperStruct00_var_1_7) < 0 ) ? -(last_1_WrapperStruct00_var_1_7) : (last_1_WrapperStruct00_var_1_7))))) && (WrapperStruct00.var_1_3 == ((float) ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) + ((((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f)))))))) && (((- (3351680781u - WrapperStruct00.var_1_8)) > (WrapperStruct00.var_1_16 & WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_7 == ((unsigned char) (((((WrapperStruct00.var_1_10) < (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) ? (WrapperStruct00.var_1_10) : (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))) + WrapperStruct00.var_1_12))) : 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L107] EXPR (((WrapperStruct00.var_1_1 == ((signed long int) ((((last_1_WrapperStruct00_var_1_7) < 0 ) ? -(last_1_WrapperStruct00_var_1_7) : (last_1_WrapperStruct00_var_1_7))))) && (WrapperStruct00.var_1_3 == ((float) ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) + ((((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f)))))))) && (((- (3351680781u - WrapperStruct00.var_1_8)) > (WrapperStruct00.var_1_16 & WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_7 == ((unsigned char) (((((WrapperStruct00.var_1_10) < (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) ? (WrapperStruct00.var_1_10) : (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))) + WrapperStruct00.var_1_12))) : 1)) && (((WrapperStruct00.var_1_16 / WrapperStruct00.var_1_14) < (WrapperStruct00.var_1_7 >> WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_13 == ((signed short int) ((((4 - WrapperStruct00.var_1_11) < 0 ) ? -(4 - WrapperStruct00.var_1_11) : (4 - WrapperStruct00.var_1_11))))) : ((WrapperStruct00.var_1_16 >= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_13 == ((signed short int) (-5 + (WrapperStruct00.var_1_12 - WrapperStruct00.var_1_11)))) : (WrapperStruct00.var_1_13 == ((signed short int) 256)))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L107] EXPR (((WrapperStruct00.var_1_1 == ((signed long int) ((((last_1_WrapperStruct00_var_1_7) < 0 ) ? -(last_1_WrapperStruct00_var_1_7) : (last_1_WrapperStruct00_var_1_7))))) && (WrapperStruct00.var_1_3 == ((float) ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) + ((((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f)))))))) && (((- (3351680781u - WrapperStruct00.var_1_8)) > (WrapperStruct00.var_1_16 & WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_7 == ((unsigned char) (((((WrapperStruct00.var_1_10) < (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) ? (WrapperStruct00.var_1_10) : (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))) + WrapperStruct00.var_1_12))) : 1)) && (((WrapperStruct00.var_1_16 / WrapperStruct00.var_1_14) < (WrapperStruct00.var_1_7 >> WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_13 == ((signed short int) ((((4 - WrapperStruct00.var_1_11) < 0 ) ? -(4 - WrapperStruct00.var_1_11) : (4 - WrapperStruct00.var_1_11))))) : ((WrapperStruct00.var_1_16 >= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_13 == ((signed short int) (-5 + (WrapperStruct00.var_1_12 - WrapperStruct00.var_1_11)))) : (WrapperStruct00.var_1_13 == ((signed short int) 256)))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L107] EXPR ((((WrapperStruct00.var_1_1 == ((signed long int) ((((last_1_WrapperStruct00_var_1_7) < 0 ) ? -(last_1_WrapperStruct00_var_1_7) : (last_1_WrapperStruct00_var_1_7))))) && (WrapperStruct00.var_1_3 == ((float) ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) + ((((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f)))))))) && (((- (3351680781u - WrapperStruct00.var_1_8)) > (WrapperStruct00.var_1_16 & WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_7 == ((unsigned char) (((((WrapperStruct00.var_1_10) < (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) ? (WrapperStruct00.var_1_10) : (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))) + WrapperStruct00.var_1_12))) : 1)) && (((WrapperStruct00.var_1_16 / WrapperStruct00.var_1_14) < (WrapperStruct00.var_1_7 >> WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_13 == ((signed short int) ((((4 - WrapperStruct00.var_1_11) < 0 ) ? -(4 - WrapperStruct00.var_1_11) : (4 - WrapperStruct00.var_1_11))))) : ((WrapperStruct00.var_1_16 >= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_13 == ((signed short int) (-5 + (WrapperStruct00.var_1_12 - WrapperStruct00.var_1_11)))) : (WrapperStruct00.var_1_13 == ((signed short int) 256))))) && (WrapperStruct00.var_1_16 == ((signed char) WrapperStruct00.var_1_17)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L107] EXPR ((((WrapperStruct00.var_1_1 == ((signed long int) ((((last_1_WrapperStruct00_var_1_7) < 0 ) ? -(last_1_WrapperStruct00_var_1_7) : (last_1_WrapperStruct00_var_1_7))))) && (WrapperStruct00.var_1_3 == ((float) ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) + ((((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f)))))))) && (((- (3351680781u - WrapperStruct00.var_1_8)) > (WrapperStruct00.var_1_16 & WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_7 == ((unsigned char) (((((WrapperStruct00.var_1_10) < (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) ? (WrapperStruct00.var_1_10) : (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))) + WrapperStruct00.var_1_12))) : 1)) && (((WrapperStruct00.var_1_16 / WrapperStruct00.var_1_14) < (WrapperStruct00.var_1_7 >> WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_13 == ((signed short int) ((((4 - WrapperStruct00.var_1_11) < 0 ) ? -(4 - WrapperStruct00.var_1_11) : (4 - WrapperStruct00.var_1_11))))) : ((WrapperStruct00.var_1_16 >= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_13 == ((signed short int) (-5 + (WrapperStruct00.var_1_12 - WrapperStruct00.var_1_11)))) : (WrapperStruct00.var_1_13 == ((signed short int) 256))))) && (WrapperStruct00.var_1_16 == ((signed char) WrapperStruct00.var_1_17)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L107-L108] return ((((WrapperStruct00.var_1_1 == ((signed long int) ((((last_1_WrapperStruct00_var_1_7) < 0 ) ? -(last_1_WrapperStruct00_var_1_7) : (last_1_WrapperStruct00_var_1_7))))) && (WrapperStruct00.var_1_3 == ((float) ((WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) + ((((256.5f) < ((WrapperStruct00.var_1_6 - 16.125f))) ? (256.5f) : ((WrapperStruct00.var_1_6 - 16.125f)))))))) && (((- (3351680781u - WrapperStruct00.var_1_8)) > (WrapperStruct00.var_1_16 & WrapperStruct00.var_1_1)) ? (WrapperStruct00.var_1_7 == ((unsigned char) (((((WrapperStruct00.var_1_10) < (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) ? (WrapperStruct00.var_1_10) : (((((WrapperStruct00.var_1_11) < 0 ) ? -(WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11)))))) + WrapperStruct00.var_1_12))) : 1)) && (((WrapperStruct00.var_1_16 / WrapperStruct00.var_1_14) < (WrapperStruct00.var_1_7 >> WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_13 == ((signed short int) ((((4 - WrapperStruct00.var_1_11) < 0 ) ? -(4 - WrapperStruct00.var_1_11) : (4 - WrapperStruct00.var_1_11))))) : ((WrapperStruct00.var_1_16 >= WrapperStruct00.var_1_1) ? (WrapperStruct00.var_1_13 == ((signed short int) (-5 + (WrapperStruct00.var_1_12 - WrapperStruct00.var_1_11)))) : (WrapperStruct00.var_1_13 == ((signed short int) 256))))) && (WrapperStruct00.var_1_16 == ((signed char) WrapperStruct00.var_1_17)) ; [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_7=0] [L19] reach_error() VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 103 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.5s, OverallIterations: 7, TraceHistogramMax: 16, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 818 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 811 mSDsluCounter, 2409 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1697 mSDsCounter, 289 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2033 IncrementalHoareTripleChecker+Invalid, 2322 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 289 mSolverCounterUnsat, 712 mSDtfsCounter, 2033 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1170 GetRequests, 1107 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=230occurred in iteration=5, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 165 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1029 NumberOfCodeBlocks, 1029 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1150 ConstructedInterpolants, 0 QuantifiedInterpolants, 8004 SizeOfPredicates, 16 NumberOfNonLiveVariables, 2566 ConjunctsInSsa, 136 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 3750/4320 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 [2023-12-15 21:42:43,370 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...