/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_normal_file-46.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 14:48:49,861 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 14:48:49,945 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-19 14:48:49,948 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 14:48:49,948 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 14:48:49,975 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 14:48:49,976 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 14:48:49,976 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 14:48:49,977 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 14:48:49,979 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 14:48:49,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 14:48:49,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 14:48:49,980 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 14:48:49,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 14:48:49,981 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 14:48:49,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 14:48:49,982 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 14:48:49,982 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 14:48:49,982 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 14:48:49,983 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 14:48:49,983 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 14:48:49,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 14:48:49,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 14:48:49,984 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 14:48:49,984 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 14:48:49,984 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 14:48:49,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 14:48:49,984 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 14:48:49,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 14:48:49,985 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 14:48:49,986 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 14:48:49,986 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 14:48:49,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 14:48:49,986 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 14:48:49,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 14:48:49,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 14:48:49,986 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 14:48:49,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 14:48:49,987 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 14:48:49,987 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 14:48:49,987 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 14:48:49,987 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 14:48:49,987 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 14:48:49,987 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 14:48:50,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 14:48:50,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 14:48:50,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 14:48:50,173 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 14:48:50,174 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 14:48:50,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_normal_file-46.i [2023-12-19 14:48:51,335 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 14:48:51,493 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 14:48:51,494 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_variablewrapping_normal_file-46.i [2023-12-19 14:48:51,515 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51cc53b61/97d64b6841bb430985c4a01786202a01/FLAG029989042 [2023-12-19 14:48:51,527 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51cc53b61/97d64b6841bb430985c4a01786202a01 [2023-12-19 14:48:51,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 14:48:51,530 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 14:48:51,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 14:48:51,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 14:48:51,536 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 14:48:51,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@313c2828 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51, skipping insertion in model container [2023-12-19 14:48:51,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,561 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 14:48:51,679 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_normal_file-46.i[913,926] [2023-12-19 14:48:51,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 14:48:51,736 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 14:48:51,747 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_normal_file-46.i[913,926] [2023-12-19 14:48:51,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 14:48:51,781 INFO L206 MainTranslator]: Completed translation [2023-12-19 14:48:51,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51 WrapperNode [2023-12-19 14:48:51,781 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 14:48:51,782 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 14:48:51,782 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 14:48:51,782 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 14:48:51,786 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,796 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,814 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 134 [2023-12-19 14:48:51,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 14:48:51,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 14:48:51,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 14:48:51,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 14:48:51,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,834 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,847 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-12-19 14:48:51,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,854 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,855 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 14:48:51,874 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 14:48:51,874 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 14:48:51,874 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 14:48:51,875 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (1/1) ... [2023-12-19 14:48:51,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 14:48:51,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 14:48:51,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-19 14:48:51,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-19 14:48:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 14:48:51,936 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-19 14:48:51,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-19 14:48:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 14:48:51,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 14:48:51,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 14:48:51,993 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 14:48:51,996 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 14:48:52,206 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 14:48:52,233 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 14:48:52,233 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-19 14:48:52,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 02:48:52 BoogieIcfgContainer [2023-12-19 14:48:52,234 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 14:48:52,235 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 14:48:52,235 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 14:48:52,237 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 14:48:52,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 02:48:51" (1/3) ... [2023-12-19 14:48:52,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e1c02ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 02:48:52, skipping insertion in model container [2023-12-19 14:48:52,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 02:48:51" (2/3) ... [2023-12-19 14:48:52,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e1c02ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 02:48:52, skipping insertion in model container [2023-12-19 14:48:52,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 02:48:52" (3/3) ... [2023-12-19 14:48:52,239 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-46.i [2023-12-19 14:48:52,250 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 14:48:52,250 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 14:48:52,293 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 14:48:52,299 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;@3c9c8ebb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 14:48:52,299 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 14:48:52,302 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 34 states have (on average 1.5294117647058822) internal successors, (52), 35 states have internal predecessors, (52), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-12-19 14:48:52,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-19 14:48:52,312 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 14:48:52,313 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 14:48:52,314 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 14:48:52,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 14:48:52,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1571954721, now seen corresponding path program 1 times [2023-12-19 14:48:52,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 14:48:52,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203016502] [2023-12-19 14:48:52,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 14:48:52,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 14:48:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 14:48:52,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 14:48:52,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203016502] [2023-12-19 14:48:52,496 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-19 14:48:52,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1630653607] [2023-12-19 14:48:52,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 14:48:52,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 14:48:52,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 14:48:52,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 14:48:52,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-19 14:48:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 14:48:52,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-19 14:48:52,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 14:48:52,620 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2023-12-19 14:48:52,620 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 14:48:52,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1630653607] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 14:48:52,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 14:48:52,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 14:48:52,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366500366] [2023-12-19 14:48:52,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 14:48:52,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 14:48:52,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 14:48:52,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 14:48:52,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 14:48:52,646 INFO L87 Difference]: Start difference. First operand has 51 states, 34 states have (on average 1.5294117647058822) internal successors, (52), 35 states have internal predecessors, (52), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-12-19 14:48:52,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 14:48:52,666 INFO L93 Difference]: Finished difference Result 97 states and 168 transitions. [2023-12-19 14:48:52,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 14:48:52,668 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 91 [2023-12-19 14:48:52,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 14:48:52,672 INFO L225 Difference]: With dead ends: 97 [2023-12-19 14:48:52,672 INFO L226 Difference]: Without dead ends: 47 [2023-12-19 14:48:52,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 14:48:52,676 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 14:48:52,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 66 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 14:48:52,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2023-12-19 14:48:52,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2023-12-19 14:48:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 31 states have internal predecessors, (41), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-12-19 14:48:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 69 transitions. [2023-12-19 14:48:52,701 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 69 transitions. Word has length 91 [2023-12-19 14:48:52,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 14:48:52,701 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 69 transitions. [2023-12-19 14:48:52,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-12-19 14:48:52,702 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 69 transitions. [2023-12-19 14:48:52,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-19 14:48:52,704 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 14:48:52,704 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 14:48:52,718 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-19 14:48:52,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-19 14:48:52,910 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 14:48:52,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 14:48:52,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1378190947, now seen corresponding path program 1 times [2023-12-19 14:48:52,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 14:48:52,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202857632] [2023-12-19 14:48:52,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 14:48:52,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 14:48:52,941 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 14:48:52,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1544831121] [2023-12-19 14:48:52,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 14:48:52,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 14:48:52,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 14:48:52,943 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 14:48:52,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-19 14:48:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 14:48:53,049 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-19 14:48:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 14:48:53,116 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-19 14:48:53,116 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-19 14:48:53,117 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-19 14:48:53,129 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-19 14:48:53,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-12-19 14:48:53,333 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-19 14:48:53,335 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-19 14:48:53,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 02:48:53 BoogieIcfgContainer [2023-12-19 14:48:53,378 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-19 14:48:53,378 INFO L158 Benchmark]: Toolchain (without parser) took 1847.97ms. Allocated memory is still 209.7MB. Free memory was 155.8MB in the beginning and 111.1MB in the end (delta: 44.7MB). Peak memory consumption was 46.3MB. Max. memory is 8.0GB. [2023-12-19 14:48:53,379 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 209.7MB. Free memory is still 156.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 14:48:53,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.22ms. Allocated memory is still 209.7MB. Free memory was 155.8MB in the beginning and 142.9MB in the end (delta: 12.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-12-19 14:48:53,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.40ms. Allocated memory is still 209.7MB. Free memory was 142.9MB in the beginning and 140.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-19 14:48:53,380 INFO L158 Benchmark]: Boogie Preprocessor took 58.29ms. Allocated memory is still 209.7MB. Free memory was 140.8MB in the beginning and 138.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-19 14:48:53,380 INFO L158 Benchmark]: RCFGBuilder took 359.79ms. Allocated memory is still 209.7MB. Free memory was 138.1MB in the beginning and 170.4MB in the end (delta: -32.2MB). Peak memory consumption was 15.9MB. Max. memory is 8.0GB. [2023-12-19 14:48:53,380 INFO L158 Benchmark]: TraceAbstraction took 1142.75ms. Allocated memory is still 209.7MB. Free memory was 169.8MB in the beginning and 111.1MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 8.0GB. [2023-12-19 14:48:53,382 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 209.7MB. Free memory is still 156.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 249.22ms. Allocated memory is still 209.7MB. Free memory was 155.8MB in the beginning and 142.9MB in the end (delta: 12.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 32.40ms. Allocated memory is still 209.7MB. Free memory was 142.9MB in the beginning and 140.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 58.29ms. Allocated memory is still 209.7MB. Free memory was 140.8MB in the beginning and 138.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 359.79ms. Allocated memory is still 209.7MB. Free memory was 138.1MB in the beginning and 170.4MB in the end (delta: -32.2MB). Peak memory consumption was 15.9MB. Max. memory is 8.0GB. * TraceAbstraction took 1142.75ms. Allocated memory is still 209.7MB. Free memory was 169.8MB in the beginning and 111.1MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 100. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] double var_1_2 = 31.75; [L24] signed char var_1_4 = -8; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_8 = 1; [L28] unsigned char var_1_9 = 1; [L29] signed short int var_1_10 = -4; [L30] signed short int var_1_12 = 32; [L31] signed char var_1_13 = -25; [L32] signed char var_1_16 = 4; [L33] unsigned char last_1_var_1_1 = 1; [L34] signed short int last_1_var_1_10 = -4; [L104] isInitial = 1 [L105] FCALL initially() [L106] COND TRUE 1 [L107] CALL updateLastVariables() [L96] last_1_var_1_1 = var_1_1 [L97] last_1_var_1_10 = var_1_10 [L107] RET updateLastVariables() [L108] CALL updateVariables() [L73] var_1_2 = __VERIFIER_nondet_double() [L74] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-8, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-8, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L74] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-8, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L75] var_1_4 = __VERIFIER_nondet_char() [L76] CALL assume_abort_if_not(var_1_4 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L76] RET assume_abort_if_not(var_1_4 >= -128) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L77] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L77] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L78] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L78] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L79] var_1_6 = __VERIFIER_nondet_uchar() [L80] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_7=0, var_1_8=1, var_1_9=1] [L80] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_7=0, var_1_8=1, var_1_9=1] [L81] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L81] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L82] var_1_7 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_8=1, var_1_9=1] [L83] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_8=1, var_1_9=1] [L84] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L84] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L85] var_1_9 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L86] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L87] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L87] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=32, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L88] var_1_12 = __VERIFIER_nondet_short() [L89] CALL assume_abort_if_not(var_1_12 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L89] RET assume_abort_if_not(var_1_12 >= -1) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L90] CALL assume_abort_if_not(var_1_12 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L90] RET assume_abort_if_not(var_1_12 <= 32766) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=4, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L91] var_1_16 = __VERIFIER_nondet_char() [L92] CALL assume_abort_if_not(var_1_16 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L92] RET assume_abort_if_not(var_1_16 >= -127) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L93] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L93] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L108] RET updateVariables() [L109] CALL step() [L38] COND FALSE !(last_1_var_1_10 <= (var_1_12 / var_1_4)) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L43] signed long int stepLocal_1 = (((var_1_4) < (var_1_13)) ? (var_1_4) : (var_1_13)); [L44] signed long int stepLocal_0 = var_1_13 / var_1_4; VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, stepLocal_0=5, stepLocal_1=-25, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L45] COND FALSE !((- var_1_2) >= 16.75) [L60] var_1_1 = 1 VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, stepLocal_0=5, stepLocal_1=-25, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L62] signed char stepLocal_2 = var_1_13; VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, stepLocal_0=5, stepLocal_1=-25, stepLocal_2=-25, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L63] EXPR var_1_13 | var_1_13 VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, stepLocal_0=5, stepLocal_1=-25, stepLocal_2=-25, var_1_10=-4, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L63] COND TRUE ((var_1_13 | var_1_13) + var_1_4) < stepLocal_2 [L64] var_1_10 = (var_1_12 - 256) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, stepLocal_0=5, stepLocal_1=-25, stepLocal_2=-25, var_1_10=13393, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L68] COND FALSE !(1 == var_1_4) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, stepLocal_0=5, stepLocal_1=-25, stepLocal_2=-25, var_1_10=13393, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L109] RET step() [L110] CALL, EXPR property() [L100] EXPR ((((- var_1_2) >= 16.75) ? (((var_1_13 / var_1_4) >= var_1_13) ? ((((((var_1_4) < (var_1_13)) ? (var_1_4) : (var_1_13))) > -32) ? (var_1_1 == ((unsigned char) 0)) : (var_1_1 == ((unsigned char) (var_1_6 || var_1_7)))) : (var_1_6 ? (var_1_1 == ((unsigned char) 1)) : (var_1_1 == ((unsigned char) var_1_7)))) : (var_1_1 == ((unsigned char) 1))) && ((1 == var_1_4) ? (var_1_8 == ((unsigned char) var_1_9)) : 1)) && ((((var_1_13 | var_1_13) + var_1_4) < var_1_13) ? (var_1_10 == ((signed short int) (var_1_12 - 256))) : (var_1_10 == ((signed short int) 128))) VAL [isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=13393, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L100-L101] return (((((- var_1_2) >= 16.75) ? (((var_1_13 / var_1_4) >= var_1_13) ? ((((((var_1_4) < (var_1_13)) ? (var_1_4) : (var_1_13))) > -32) ? (var_1_1 == ((unsigned char) 0)) : (var_1_1 == ((unsigned char) (var_1_6 || var_1_7)))) : (var_1_6 ? (var_1_1 == ((unsigned char) 1)) : (var_1_1 == ((unsigned char) var_1_7)))) : (var_1_1 == ((unsigned char) 1))) && ((1 == var_1_4) ? (var_1_8 == ((unsigned char) var_1_9)) : 1)) && ((((var_1_13 | var_1_13) + var_1_4) < var_1_13) ? (var_1_10 == ((signed short int) (var_1_12 - 256))) : (var_1_10 == ((signed short int) 128)))) && ((last_1_var_1_10 <= (var_1_12 / var_1_4)) ? (last_1_var_1_1 ? (var_1_13 == ((signed char) var_1_16)) : 1) : 1) ; [L110] RET, EXPR property() [L110] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=13393, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=-4, last_1_var_1_1=1, var_1_10=13393, var_1_12=13649, var_1_13=-25, var_1_16=126, var_1_1=1, var_1_4=-5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 66 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 66 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 90 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 273 NumberOfCodeBlocks, 273 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 90 SizeOfPredicates, 0 NumberOfNonLiveVariables, 220 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 364/364 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-19 14:48:53,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...