/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 false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-7.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-21 02:26:30,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-21 02:26:31,017 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-21 02:26:31,020 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-21 02:26:31,021 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-21 02:26:31,041 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-21 02:26:31,042 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-21 02:26:31,042 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-21 02:26:31,043 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-21 02:26:31,043 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-21 02:26:31,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-21 02:26:31,043 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-21 02:26:31,044 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-21 02:26:31,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-21 02:26:31,047 INFO L153 SettingsManager]: * Use SBE=true [2023-12-21 02:26:31,047 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-21 02:26:31,048 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-21 02:26:31,048 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-21 02:26:31,048 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-21 02:26:31,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-21 02:26:31,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-21 02:26:31,049 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-21 02:26:31,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-21 02:26:31,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-21 02:26:31,049 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-21 02:26:31,049 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-21 02:26:31,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-21 02:26:31,050 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-21 02:26:31,050 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-21 02:26:31,050 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-21 02:26:31,051 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-21 02:26:31,051 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-21 02:26:31,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-21 02:26:31,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-21 02:26:31,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-21 02:26:31,052 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-21 02:26:31,052 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-21 02:26:31,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-21 02:26:31,052 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-21 02:26:31,052 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-21 02:26:31,052 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-21 02:26:31,053 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-21 02:26:31,053 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-21 02:26:31,053 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-21 02:26:31,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-21 02:26:31,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-21 02:26:31,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-21 02:26:31,279 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-21 02:26:31,280 INFO L274 PluginConnector]: CDTParser initialized [2023-12-21 02:26:31,280 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-7.i [2023-12-21 02:26:32,349 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-21 02:26:32,510 INFO L384 CDTParser]: Found 1 translation units. [2023-12-21 02:26:32,511 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-7.i [2023-12-21 02:26:32,516 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe6f1af5/73bfb1028af3481fa0cadf4f0b7763a6/FLAG2d3f26a5b [2023-12-21 02:26:32,526 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fe6f1af5/73bfb1028af3481fa0cadf4f0b7763a6 [2023-12-21 02:26:32,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-21 02:26:32,529 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-21 02:26:32,529 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-21 02:26:32,530 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-21 02:26:32,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-21 02:26:32,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,540 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@740e41d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32, skipping insertion in model container [2023-12-21 02:26:32,540 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,567 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-21 02:26:32,691 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-7.i[915,928] [2023-12-21 02:26:32,727 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-21 02:26:32,734 INFO L202 MainTranslator]: Completed pre-run [2023-12-21 02:26:32,742 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-7.i[915,928] [2023-12-21 02:26:32,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-21 02:26:32,777 INFO L206 MainTranslator]: Completed translation [2023-12-21 02:26:32,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32 WrapperNode [2023-12-21 02:26:32,778 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-21 02:26:32,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-21 02:26:32,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-21 02:26:32,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-21 02:26:32,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,793 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,829 INFO L138 Inliner]: procedures = 29, calls = 146, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 474 [2023-12-21 02:26:32,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-21 02:26:32,830 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-21 02:26:32,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-21 02:26:32,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-21 02:26:32,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,842 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,868 INFO L175 MemorySlicer]: Split 122 memory accesses to 2 slices as follows [2, 120]. 98 percent of accesses are in the largest equivalence class. The 12 initializations are split as follows [2, 10]. The 16 writes are split as follows [0, 16]. [2023-12-21 02:26:32,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,868 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,887 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,892 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-21 02:26:32,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-21 02:26:32,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-21 02:26:32,912 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-21 02:26:32,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (1/1) ... [2023-12-21 02:26:32,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-21 02:26:32,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 02:26:32,972 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) [2023-12-21 02:26:32,986 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 [2023-12-21 02:26:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-21 02:26:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-12-21 02:26:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-12-21 02:26:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-12-21 02:26:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-12-21 02:26:33,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-12-21 02:26:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-12-21 02:26:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-12-21 02:26:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-12-21 02:26:33,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-12-21 02:26:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-12-21 02:26:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-21 02:26:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-21 02:26:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-21 02:26:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-12-21 02:26:33,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-21 02:26:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-21 02:26:33,092 INFO L241 CfgBuilder]: Building ICFG [2023-12-21 02:26:33,093 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-21 02:26:33,427 INFO L282 CfgBuilder]: Performing block encoding [2023-12-21 02:26:33,451 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-21 02:26:33,451 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-21 02:26:33,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 02:26:33 BoogieIcfgContainer [2023-12-21 02:26:33,451 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-21 02:26:33,453 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-21 02:26:33,453 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-21 02:26:33,455 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-21 02:26:33,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 02:26:32" (1/3) ... [2023-12-21 02:26:33,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@665ea12c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 02:26:33, skipping insertion in model container [2023-12-21 02:26:33,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 02:26:32" (2/3) ... [2023-12-21 02:26:33,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@665ea12c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 02:26:33, skipping insertion in model container [2023-12-21 02:26:33,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 02:26:33" (3/3) ... [2023-12-21 02:26:33,457 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-7.i [2023-12-21 02:26:33,472 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-21 02:26:33,472 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-21 02:26:33,502 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-21 02:26:33,507 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;@2a0f70f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-21 02:26:33,507 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-21 02:26:33,513 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 78 states have (on average 1.5128205128205128) internal successors, (118), 79 states have internal predecessors, (118), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-21 02:26:33,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-21 02:26:33,522 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 02:26:33,522 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 02:26:33,523 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 02:26:33,526 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 02:26:33,527 INFO L85 PathProgramCache]: Analyzing trace with hash -551078573, now seen corresponding path program 1 times [2023-12-21 02:26:33,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 02:26:33,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896372328] [2023-12-21 02:26:33,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 02:26:33,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 02:26:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-12-21 02:26:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-12-21 02:26:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-12-21 02:26:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-12-21 02:26:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-12-21 02:26:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-12-21 02:26:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-12-21 02:26:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-12-21 02:26:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-12-21 02:26:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-12-21 02:26:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-12-21 02:26:33,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-21 02:26:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:33,723 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-21 02:26:33,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 02:26:33,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896372328] [2023-12-21 02:26:33,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896372328] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 02:26:33,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 02:26:33,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-21 02:26:33,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133549212] [2023-12-21 02:26:33,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 02:26:33,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-21 02:26:33,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 02:26:33,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-21 02:26:33,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-21 02:26:33,764 INFO L87 Difference]: Start difference. First operand has 93 states, 78 states have (on average 1.5128205128205128) internal successors, (118), 79 states have internal predecessors, (118), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-21 02:26:33,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 02:26:33,812 INFO L93 Difference]: Finished difference Result 183 states and 294 transitions. [2023-12-21 02:26:33,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-21 02:26:33,814 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) Word has length 98 [2023-12-21 02:26:33,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 02:26:33,821 INFO L225 Difference]: With dead ends: 183 [2023-12-21 02:26:33,822 INFO L226 Difference]: Without dead ends: 91 [2023-12-21 02:26:33,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-21 02:26:33,827 INFO L413 NwaCegarLoop]: 129 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, 129 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 [2023-12-21 02:26:33,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 02:26:33,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-12-21 02:26:33,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-12-21 02:26:33,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 77 states have (on average 1.4155844155844155) internal successors, (109), 77 states have internal predecessors, (109), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-21 02:26:33,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 133 transitions. [2023-12-21 02:26:33,868 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 133 transitions. Word has length 98 [2023-12-21 02:26:33,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 02:26:33,869 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 133 transitions. [2023-12-21 02:26:33,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-21 02:26:33,869 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 133 transitions. [2023-12-21 02:26:33,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-21 02:26:33,877 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 02:26:33,877 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 02:26:33,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-21 02:26:33,877 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 02:26:33,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 02:26:33,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1232927043, now seen corresponding path program 1 times [2023-12-21 02:26:33,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 02:26:33,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273059354] [2023-12-21 02:26:33,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 02:26:33,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 02:26:33,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-12-21 02:26:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-12-21 02:26:34,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-12-21 02:26:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-12-21 02:26:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-12-21 02:26:34,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-12-21 02:26:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-12-21 02:26:34,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-12-21 02:26:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-12-21 02:26:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-12-21 02:26:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-12-21 02:26:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-12-21 02:26:34,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,080 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-21 02:26:34,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 02:26:34,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273059354] [2023-12-21 02:26:34,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273059354] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-21 02:26:34,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-21 02:26:34,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-21 02:26:34,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511310996] [2023-12-21 02:26:34,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 02:26:34,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-21 02:26:34,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 02:26:34,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-21 02:26:34,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 02:26:34,083 INFO L87 Difference]: Start difference. First operand 91 states and 133 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-21 02:26:34,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 02:26:34,121 INFO L93 Difference]: Finished difference Result 182 states and 267 transitions. [2023-12-21 02:26:34,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-21 02:26:34,123 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 98 [2023-12-21 02:26:34,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 02:26:34,126 INFO L225 Difference]: With dead ends: 182 [2023-12-21 02:26:34,126 INFO L226 Difference]: Without dead ends: 92 [2023-12-21 02:26:34,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-21 02:26:34,129 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-21 02:26:34,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 251 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-21 02:26:34,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-12-21 02:26:34,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2023-12-21 02:26:34,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 78 states have (on average 1.4102564102564104) internal successors, (110), 78 states have internal predecessors, (110), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-21 02:26:34,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 134 transitions. [2023-12-21 02:26:34,135 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 134 transitions. Word has length 98 [2023-12-21 02:26:34,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 02:26:34,136 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 134 transitions. [2023-12-21 02:26:34,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-21 02:26:34,136 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 134 transitions. [2023-12-21 02:26:34,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-21 02:26:34,137 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 02:26:34,137 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 02:26:34,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-21 02:26:34,138 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 02:26:34,138 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 02:26:34,138 INFO L85 PathProgramCache]: Analyzing trace with hash 646121029, now seen corresponding path program 1 times [2023-12-21 02:26:34,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 02:26:34,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70034619] [2023-12-21 02:26:34,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 02:26:34,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 02:26:34,181 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 02:26:34,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1025285045] [2023-12-21 02:26:34,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 02:26:34,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 02:26:34,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 02:26:34,189 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) [2023-12-21 02:26:34,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-21 02:26:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:34,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-21 02:26:34,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 02:26:34,424 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 17 treesize of output 17 [2023-12-21 02:26:34,446 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-21 02:26:34,449 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 33 treesize of output 20 [2023-12-21 02:26:34,463 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-21 02:26:34,464 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 35 treesize of output 31 [2023-12-21 02:26:34,527 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-21 02:26:34,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 75 treesize of output 33 [2023-12-21 02:26:34,542 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 6 proven. 27 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-21 02:26:34,543 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 02:26:34,652 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-21 02:26:34,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 02:26:34,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70034619] [2023-12-21 02:26:34,652 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-21 02:26:34,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1025285045] [2023-12-21 02:26:34,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1025285045] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-21 02:26:34,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-21 02:26:34,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 10 [2023-12-21 02:26:34,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371902240] [2023-12-21 02:26:34,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 02:26:34,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-21 02:26:34,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 02:26:34,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-21 02:26:34,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-12-21 02:26:34,656 INFO L87 Difference]: Start difference. First operand 92 states and 134 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-21 02:26:34,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 02:26:34,865 INFO L93 Difference]: Finished difference Result 224 states and 326 transitions. [2023-12-21 02:26:34,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-21 02:26:34,866 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 98 [2023-12-21 02:26:34,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 02:26:34,867 INFO L225 Difference]: With dead ends: 224 [2023-12-21 02:26:34,867 INFO L226 Difference]: Without dead ends: 133 [2023-12-21 02:26:34,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-12-21 02:26:34,868 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 140 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 02:26:34,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 366 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 02:26:34,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2023-12-21 02:26:34,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 112. [2023-12-21 02:26:34,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 95 states have (on average 1.4) internal successors, (133), 96 states have internal predecessors, (133), 14 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 13 states have call predecessors, (14), 14 states have call successors, (14) [2023-12-21 02:26:34,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 161 transitions. [2023-12-21 02:26:34,877 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 161 transitions. Word has length 98 [2023-12-21 02:26:34,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 02:26:34,877 INFO L495 AbstractCegarLoop]: Abstraction has 112 states and 161 transitions. [2023-12-21 02:26:34,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-21 02:26:34,877 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 161 transitions. [2023-12-21 02:26:34,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-21 02:26:34,878 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 02:26:34,878 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 02:26:34,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-21 02:26:35,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 02:26:35,084 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 02:26:35,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 02:26:35,085 INFO L85 PathProgramCache]: Analyzing trace with hash 622622572, now seen corresponding path program 1 times [2023-12-21 02:26:35,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 02:26:35,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158802673] [2023-12-21 02:26:35,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 02:26:35,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 02:26:35,106 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 02:26:35,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [83679057] [2023-12-21 02:26:35,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 02:26:35,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 02:26:35,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 02:26:35,107 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) [2023-12-21 02:26:35,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-21 02:26:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-21 02:26:35,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-21 02:26:35,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-21 02:26:35,273 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 17 treesize of output 17 [2023-12-21 02:26:35,290 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-21 02:26:35,291 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 33 treesize of output 20 [2023-12-21 02:26:35,298 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-21 02:26:35,299 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 35 treesize of output 31 [2023-12-21 02:26:35,342 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-21 02:26:35,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 75 treesize of output 33 [2023-12-21 02:26:35,364 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 6 proven. 27 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-21 02:26:35,364 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-21 02:26:35,446 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-21 02:26:35,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-21 02:26:35,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158802673] [2023-12-21 02:26:35,446 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-21 02:26:35,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [83679057] [2023-12-21 02:26:35,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [83679057] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-21 02:26:35,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-21 02:26:35,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 12 [2023-12-21 02:26:35,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694131353] [2023-12-21 02:26:35,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-21 02:26:35,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-21 02:26:35,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-21 02:26:35,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-21 02:26:35,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2023-12-21 02:26:35,453 INFO L87 Difference]: Start difference. First operand 112 states and 161 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-21 02:26:35,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-21 02:26:35,698 INFO L93 Difference]: Finished difference Result 230 states and 330 transitions. [2023-12-21 02:26:35,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-21 02:26:35,700 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 100 [2023-12-21 02:26:35,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-21 02:26:35,701 INFO L225 Difference]: With dead ends: 230 [2023-12-21 02:26:35,701 INFO L226 Difference]: Without dead ends: 133 [2023-12-21 02:26:35,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2023-12-21 02:26:35,702 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 149 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-21 02:26:35,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 457 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-21 02:26:35,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2023-12-21 02:26:35,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 110. [2023-12-21 02:26:35,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 93 states have (on average 1.3978494623655915) internal successors, (130), 94 states have internal predecessors, (130), 14 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 13 states have call predecessors, (14), 14 states have call successors, (14) [2023-12-21 02:26:35,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 158 transitions. [2023-12-21 02:26:35,711 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 158 transitions. Word has length 100 [2023-12-21 02:26:35,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-21 02:26:35,711 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 158 transitions. [2023-12-21 02:26:35,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-12-21 02:26:35,711 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2023-12-21 02:26:35,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-21 02:26:35,712 INFO L187 NwaCegarLoop]: Found error trace [2023-12-21 02:26:35,712 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-21 02:26:35,722 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-21 02:26:35,923 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,SelfDestructingSolverStorable3 [2023-12-21 02:26:35,923 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-21 02:26:35,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-21 02:26:35,924 INFO L85 PathProgramCache]: Analyzing trace with hash -468445725, now seen corresponding path program 1 times [2023-12-21 02:26:35,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-21 02:26:35,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214865294] [2023-12-21 02:26:35,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 02:26:35,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-21 02:26:35,947 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-21 02:26:35,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1413514806] [2023-12-21 02:26:35,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-21 02:26:35,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 02:26:35,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-21 02:26:35,961 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) [2023-12-21 02:26:35,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-21 02:26:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-21 02:26:36,347 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-21 02:26:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-21 02:26:36,538 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-21 02:26:36,538 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-21 02:26:36,539 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-21 02:26:36,550 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-21 02:26:36,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-21 02:26:36,743 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-12-21 02:26:36,746 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-21 02:26:36,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 02:26:36 BoogieIcfgContainer [2023-12-21 02:26:36,785 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-21 02:26:36,785 INFO L158 Benchmark]: Toolchain (without parser) took 4256.46ms. Allocated memory was 194.0MB in the beginning and 275.8MB in the end (delta: 81.8MB). Free memory was 149.2MB in the beginning and 141.5MB in the end (delta: 7.6MB). Peak memory consumption was 90.1MB. Max. memory is 8.0GB. [2023-12-21 02:26:36,785 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 194.0MB. Free memory is still 147.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-21 02:26:36,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.38ms. Allocated memory is still 194.0MB. Free memory was 149.2MB in the beginning and 133.8MB in the end (delta: 15.4MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-12-21 02:26:36,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.87ms. Allocated memory is still 194.0MB. Free memory was 133.8MB in the beginning and 129.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-21 02:26:36,786 INFO L158 Benchmark]: Boogie Preprocessor took 81.85ms. Allocated memory is still 194.0MB. Free memory was 129.6MB in the beginning and 124.4MB in the end (delta: 5.3MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-12-21 02:26:36,786 INFO L158 Benchmark]: RCFGBuilder took 539.18ms. Allocated memory was 194.0MB in the beginning and 275.8MB in the end (delta: 81.8MB). Free memory was 124.4MB in the beginning and 237.5MB in the end (delta: -113.1MB). Peak memory consumption was 30.9MB. Max. memory is 8.0GB. [2023-12-21 02:26:36,786 INFO L158 Benchmark]: TraceAbstraction took 3331.92ms. Allocated memory is still 275.8MB. Free memory was 236.4MB in the beginning and 141.5MB in the end (delta: 94.9MB). Peak memory consumption was 94.9MB. Max. memory is 8.0GB. [2023-12-21 02:26:36,787 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 194.0MB. Free memory is still 147.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 248.38ms. Allocated memory is still 194.0MB. Free memory was 149.2MB in the beginning and 133.8MB in the end (delta: 15.4MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.87ms. Allocated memory is still 194.0MB. Free memory was 133.8MB in the beginning and 129.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 81.85ms. Allocated memory is still 194.0MB. Free memory was 129.6MB in the beginning and 124.4MB in the end (delta: 5.3MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 539.18ms. Allocated memory was 194.0MB in the beginning and 275.8MB in the end (delta: 81.8MB). Free memory was 124.4MB in the beginning and 237.5MB in the end (delta: -113.1MB). Peak memory consumption was 30.9MB. Max. memory is 8.0GB. * TraceAbstraction took 3331.92ms. Allocated memory is still 275.8MB. Free memory was 236.4MB in the beginning and 141.5MB in the end (delta: 94.9MB). Peak memory consumption was 94.9MB. 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 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 108. Possible FailurePath: [L34] unsigned char isInitial = 0; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 1, 8.2, 100000000000.4, 4, 0.2, 0, 32, 1, 127.5, 5 }; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 1, 8.2, 100000000000.4, 4, 0.2, 0, 32, 1, 127.5, 5 }; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 1, 8.2, 100000000000.4, 4, 0.2, 0, 32, 1, 127.5, 5 }; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 1, 8.2, 100000000000.4, 4, 0.2, 0, 32, 1, 127.5, 5 }; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 1, 8.2, 100000000000.4, 4, 0.2, 0, 32, 1, 127.5, 5 }; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 1, 8.2, 100000000000.4, 4, 0.2, 0, 32, 1, 127.5, 5 }; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 1, 8.2, 100000000000.4, 4, 0.2, 0, 32, 1, 127.5, 5 }; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 1, 8.2, 100000000000.4, 4, 0.2, 0, 32, 1, 127.5, 5 }; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 1, 8.2, 100000000000.4, 4, 0.2, 0, 32, 1, 127.5, 5 }; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 1, 8.2, 100000000000.4, 4, 0.2, 0, 32, 1, 127.5, 5 }; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 1, 8.2, 100000000000.4, 4, 0.2, 0, 32, 1, 127.5, 5 }; [L47] double last_1_WrapperStruct00_var_1_7 = 0.2; [L48] unsigned long int last_1_WrapperStruct00_var_1_12 = 5; [L112] isInitial = 1 [L113] FCALL initially() [L114] COND TRUE 1 [L115] CALL updateLastVariables() [L104] EXPR WrapperStruct00.var_1_7 [L104] last_1_WrapperStruct00_var_1_7 = WrapperStruct00.var_1_7 [L105] EXPR WrapperStruct00.var_1_12 [L105] last_1_WrapperStruct00_var_1_12 = WrapperStruct00.var_1_12 [L115] RET updateLastVariables() [L116] CALL updateVariables() [L83] WrapperStruct00.var_1_3 = __VERIFIER_nondet_float() [L84] EXPR WrapperStruct00.var_1_3 [L84] EXPR WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L84] EXPR WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F [L84] EXPR WrapperStruct00.var_1_3 [L84] EXPR WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L84] EXPR (WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L84] EXPR (WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L84] CALL assume_abort_if_not((WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L84] RET assume_abort_if_not((WrapperStruct00.var_1_3 >= 0.0F && WrapperStruct00.var_1_3 <= -1.0e-20F) || (WrapperStruct00.var_1_3 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L85] WrapperStruct00.var_1_4 = __VERIFIER_nondet_float() [L86] EXPR WrapperStruct00.var_1_4 [L86] 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_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L86] EXPR WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F [L86] EXPR WrapperStruct00.var_1_4 [L86] 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_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L86] EXPR (WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L86] EXPR (WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L86] CALL assume_abort_if_not((WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L86] RET assume_abort_if_not((WrapperStruct00.var_1_4 >= 0.0F && WrapperStruct00.var_1_4 <= -1.0e-20F) || (WrapperStruct00.var_1_4 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L87] WrapperStruct00.var_1_6 = __VERIFIER_nondet_uchar() [L88] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L88] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L88] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L89] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L89] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 254) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L89] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 254) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L90] WrapperStruct00.var_1_8 = __VERIFIER_nondet_uchar() [L91] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L91] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L91] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L92] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L92] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L93] WrapperStruct00.var_1_9 = __VERIFIER_nondet_ushort() [L94] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L94] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L95] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 65535) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L95] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 65535) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L96] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_9 != 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L96] RET assume_abort_if_not(WrapperStruct00.var_1_9 != 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L97] WrapperStruct00.var_1_10 = __VERIFIER_nondet_uchar() [L98] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L98] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L98] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L99] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L99] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L100] WrapperStruct00.var_1_11 = __VERIFIER_nondet_double() [L101] EXPR WrapperStruct00.var_1_11 [L101] EXPR WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L101] EXPR WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F [L101] EXPR WrapperStruct00.var_1_11 [L101] EXPR WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L101] EXPR (WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L101] EXPR (WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L101] CALL assume_abort_if_not((WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L101] RET assume_abort_if_not((WrapperStruct00.var_1_11 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L116] RET updateVariables() [L117] CALL step() [L52] EXPR WrapperStruct00.var_1_3 [L52] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L52] COND FALSE !(! (last_1_WrapperStruct00_var_1_7 <= (WrapperStruct00.var_1_3 - WrapperStruct00.var_1_4))) [L59] EXPR WrapperStruct00.var_1_6 [L59] WrapperStruct00.var_1_1 = WrapperStruct00.var_1_6 [L61] EXPR WrapperStruct00.var_1_8 [L61] WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L61] WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1) [L61] EXPR WrapperStruct00.var_1_6 [L61] EXPR WrapperStruct00.var_1_9 [L61] EXPR WrapperStruct00.var_1_1 [L61] WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L61] COND FALSE !(WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1)) [L68] EXPR WrapperStruct00.var_1_11 [L68] WrapperStruct00.var_1_7 = WrapperStruct00.var_1_11 [L70] WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L70] COND FALSE !(WrapperStruct00.var_1_8) [L79] EXPR WrapperStruct00.var_1_6 [L79] WrapperStruct00.var_1_12 = WrapperStruct00.var_1_6 [L117] RET step() [L118] CALL, EXPR property() [L108] EXPR WrapperStruct00.var_1_3 [L108] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L108] EXPR (! (last_1_WrapperStruct00_var_1_7 <= (WrapperStruct00.var_1_3 - WrapperStruct00.var_1_4))) ? ((-1 < last_1_WrapperStruct00_var_1_12) ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6)) [L108] EXPR WrapperStruct00.var_1_1 [L108] EXPR WrapperStruct00.var_1_6 [L108] EXPR (! (last_1_WrapperStruct00_var_1_7 <= (WrapperStruct00.var_1_3 - WrapperStruct00.var_1_4))) ? ((-1 < last_1_WrapperStruct00_var_1_12) ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L108] EXPR ((! (last_1_WrapperStruct00_var_1_7 <= (WrapperStruct00.var_1_3 - WrapperStruct00.var_1_4))) ? ((-1 < last_1_WrapperStruct00_var_1_12) ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) && ((WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1)) ? ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L108] EXPR ((! (last_1_WrapperStruct00_var_1_7 <= (WrapperStruct00.var_1_3 - WrapperStruct00.var_1_4))) ? ((-1 < last_1_WrapperStruct00_var_1_12) ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) && ((WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1)) ? ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11))) [L108] EXPR WrapperStruct00.var_1_8 [L108] EXPR WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L108] EXPR WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1) [L108] EXPR WrapperStruct00.var_1_6 [L108] EXPR WrapperStruct00.var_1_9 [L108] EXPR WrapperStruct00.var_1_1 [L108] EXPR WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L108] EXPR (WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1)) ? ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)) [L108] EXPR WrapperStruct00.var_1_7 [L108] EXPR WrapperStruct00.var_1_11 [L108] EXPR (WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1)) ? ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L108] EXPR ((! (last_1_WrapperStruct00_var_1_7 <= (WrapperStruct00.var_1_3 - WrapperStruct00.var_1_4))) ? ((-1 < last_1_WrapperStruct00_var_1_12) ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) && ((WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1)) ? ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L108] EXPR (((! (last_1_WrapperStruct00_var_1_7 <= (WrapperStruct00.var_1_3 - WrapperStruct00.var_1_4))) ? ((-1 < last_1_WrapperStruct00_var_1_12) ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) && ((WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1)) ? ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)))) && (WrapperStruct00.var_1_8 ? ((WrapperStruct00.var_1_10 && (WrapperStruct00.var_1_4 <= WrapperStruct00.var_1_7)) ? ((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_11))) > WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_12 == ((unsigned long int) ((((((3725801564u - WrapperStruct00.var_1_6) - WrapperStruct00.var_1_1)) > (WrapperStruct00.var_1_9)) ? (((3725801564u - WrapperStruct00.var_1_6) - WrapperStruct00.var_1_1)) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_6))) : 1) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_6))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L108] EXPR (((! (last_1_WrapperStruct00_var_1_7 <= (WrapperStruct00.var_1_3 - WrapperStruct00.var_1_4))) ? ((-1 < last_1_WrapperStruct00_var_1_12) ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) && ((WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1)) ? ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)))) && (WrapperStruct00.var_1_8 ? ((WrapperStruct00.var_1_10 && (WrapperStruct00.var_1_4 <= WrapperStruct00.var_1_7)) ? ((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_11))) > WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_12 == ((unsigned long int) ((((((3725801564u - WrapperStruct00.var_1_6) - WrapperStruct00.var_1_1)) > (WrapperStruct00.var_1_9)) ? (((3725801564u - WrapperStruct00.var_1_6) - WrapperStruct00.var_1_1)) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_6))) : 1) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_6))) VAL [WrapperStruct00={4:0}, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L108-L109] return (((! (last_1_WrapperStruct00_var_1_7 <= (WrapperStruct00.var_1_3 - WrapperStruct00.var_1_4))) ? ((-1 < last_1_WrapperStruct00_var_1_12) ? (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6)) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) : (WrapperStruct00.var_1_1 == ((unsigned char) WrapperStruct00.var_1_6))) && ((WrapperStruct00.var_1_8 || ((WrapperStruct00.var_1_6 / WrapperStruct00.var_1_9) >= WrapperStruct00.var_1_1)) ? ((WrapperStruct00.var_1_8 && WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11))) : (WrapperStruct00.var_1_7 == ((double) WrapperStruct00.var_1_11)))) && (WrapperStruct00.var_1_8 ? ((WrapperStruct00.var_1_10 && (WrapperStruct00.var_1_4 <= WrapperStruct00.var_1_7)) ? ((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_11))) > WrapperStruct00.var_1_7) ? (WrapperStruct00.var_1_12 == ((unsigned long int) ((((((3725801564u - WrapperStruct00.var_1_6) - WrapperStruct00.var_1_1)) > (WrapperStruct00.var_1_9)) ? (((3725801564u - WrapperStruct00.var_1_6) - WrapperStruct00.var_1_1)) : (WrapperStruct00.var_1_9))))) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_6))) : 1) : (WrapperStruct00.var_1_12 == ((unsigned long int) WrapperStruct00.var_1_6))) ; [L118] RET, EXPR property() [L118] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] [L19] reach_error() VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_12=5, last_1_WrapperStruct00_var_1_7=1/5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 5, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 289 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 289 mSDsluCounter, 1203 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 718 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 477 IncrementalHoareTripleChecker+Invalid, 493 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 485 mSDtfsCounter, 477 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 465 GetRequests, 438 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=3, InterpolantAutomatonStates: 19, 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, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 495 NumberOfCodeBlocks, 495 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 586 ConstructedInterpolants, 0 QuantifiedInterpolants, 1127 SizeOfPredicates, 19 NumberOfNonLiveVariables, 672 ConjunctsInSsa, 50 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 1530/1584 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 [2023-12-21 02:26:36,800 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...