/usr/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 -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/eca-rers2012/Problem10_label44.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 22:14:40,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 22:14:40,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 22:14:40,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 22:14:40,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 22:14:40,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 22:14:40,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 22:14:40,632 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-01 22:14:40,662 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 22:14:40,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 22:14:40,662 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 22:14:40,662 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 22:14:40,663 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 22:14:40,663 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 22:14:40,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 22:14:40,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 22:14:40,665 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 22:14:40,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 22:14:40,665 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 22:14:40,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 22:14:40,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 22:14:40,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 22:14:40,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 22:14:40,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 22:14:40,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 22:14:40,666 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 22:14:40,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 22:14:40,666 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 22:14:40,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 22:14:40,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 22:14:40,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 22:14:40,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 22:14:40,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:14:40,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 22:14:40,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 22:14:40,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 22:14:40,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 22:14:40,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 22:14:40,668 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 22:14:40,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 22:14:40,668 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 22:14:40,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 22:14:40,669 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 22:14:40,669 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 22:14:40,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 22:14:40,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 22:14:40,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 22:14:40,898 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 22:14:40,899 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 22:14:40,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label44.c [2023-04-01 22:14:42,059 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 22:14:42,327 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 22:14:42,328 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label44.c [2023-04-01 22:14:42,349 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c1f85f14/09b84273def544079d78eac7db194c24/FLAG191bb0393 [2023-04-01 22:14:42,362 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c1f85f14/09b84273def544079d78eac7db194c24 [2023-04-01 22:14:42,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 22:14:42,366 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 22:14:42,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 22:14:42,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 22:14:42,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 22:14:42,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:14:42" (1/1) ... [2023-04-01 22:14:42,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ba152e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42, skipping insertion in model container [2023-04-01 22:14:42,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:14:42" (1/1) ... [2023-04-01 22:14:42,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 22:14:42,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 22:14:42,645 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label44.c[6569,6582] [2023-04-01 22:14:42,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:14:42,765 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 22:14:42,797 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label44.c[6569,6582] [2023-04-01 22:14:42,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:14:42,879 INFO L208 MainTranslator]: Completed translation [2023-04-01 22:14:42,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42 WrapperNode [2023-04-01 22:14:42,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 22:14:42,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 22:14:42,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 22:14:42,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 22:14:42,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42" (1/1) ... [2023-04-01 22:14:42,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42" (1/1) ... [2023-04-01 22:14:42,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42" (1/1) ... [2023-04-01 22:14:42,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42" (1/1) ... [2023-04-01 22:14:42,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42" (1/1) ... [2023-04-01 22:14:42,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42" (1/1) ... [2023-04-01 22:14:42,969 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42" (1/1) ... [2023-04-01 22:14:42,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42" (1/1) ... [2023-04-01 22:14:42,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 22:14:42,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 22:14:42,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 22:14:42,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 22:14:42,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42" (1/1) ... [2023-04-01 22:14:42,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:14:43,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:14:43,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 22:14:43,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 22:14:43,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 22:14:43,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 22:14:43,052 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 22:14:43,052 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 22:14:43,052 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 22:14:43,052 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 22:14:43,053 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 22:14:43,053 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 22:14:43,053 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 22:14:43,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 22:14:43,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 22:14:43,053 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 22:14:43,053 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 22:14:43,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 22:14:43,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 22:14:43,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 22:14:43,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 22:14:43,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 22:14:43,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 22:14:43,163 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 22:14:43,165 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 22:14:44,147 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 22:14:44,155 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 22:14:44,155 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 22:14:44,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:14:44 BoogieIcfgContainer [2023-04-01 22:14:44,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 22:14:44,159 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 22:14:44,159 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 22:14:44,162 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 22:14:44,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 10:14:42" (1/3) ... [2023-04-01 22:14:44,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aa11dc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:14:44, skipping insertion in model container [2023-04-01 22:14:44,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:14:42" (2/3) ... [2023-04-01 22:14:44,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1aa11dc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:14:44, skipping insertion in model container [2023-04-01 22:14:44,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:14:44" (3/3) ... [2023-04-01 22:14:44,164 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label44.c [2023-04-01 22:14:44,180 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 22:14:44,180 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 22:14:44,234 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 22:14:44,240 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=LoopsAndPotentialCycles, 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;@4d35da51, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 22:14:44,240 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 22:14:44,244 INFO L276 IsEmpty]: Start isEmpty. Operand has 215 states, 207 states have (on average 1.6763285024154588) internal successors, (347), 208 states have internal predecessors, (347), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-04-01 22:14:44,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-04-01 22:14:44,253 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:14:44,253 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:14:44,254 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:14:44,258 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:14:44,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1899360942, now seen corresponding path program 1 times [2023-04-01 22:14:44,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:14:44,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123234542] [2023-04-01 22:14:44,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:14:44,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:14:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:44,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:14:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:44,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:14:44,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:14:44,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123234542] [2023-04-01 22:14:44,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123234542] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:14:44,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:14:44,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-01 22:14:44,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006314843] [2023-04-01 22:14:44,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:14:44,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 22:14:44,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:14:44,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 22:14:44,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:14:44,857 INFO L87 Difference]: Start difference. First operand has 215 states, 207 states have (on average 1.6763285024154588) internal successors, (347), 208 states have internal predecessors, (347), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-04-01 22:14:46,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:14:46,380 INFO L93 Difference]: Finished difference Result 730 states and 1301 transitions. [2023-04-01 22:14:46,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 22:14:46,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 63 [2023-04-01 22:14:46,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:14:46,396 INFO L225 Difference]: With dead ends: 730 [2023-04-01 22:14:46,397 INFO L226 Difference]: Without dead ends: 447 [2023-04-01 22:14:46,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-04-01 22:14:46,406 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 643 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 979 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 643 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 1197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 979 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-01 22:14:46,407 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [643 Valid, 38 Invalid, 1197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 979 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-01 22:14:46,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2023-04-01 22:14:46,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 441. [2023-04-01 22:14:46,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 429 states have (on average 1.5268065268065267) internal successors, (655), 431 states have internal predecessors, (655), 5 states have call successors, (5), 5 states have call predecessors, (5), 6 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2023-04-01 22:14:46,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 672 transitions. [2023-04-01 22:14:46,493 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 672 transitions. Word has length 63 [2023-04-01 22:14:46,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:14:46,494 INFO L495 AbstractCegarLoop]: Abstraction has 441 states and 672 transitions. [2023-04-01 22:14:46,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-04-01 22:14:46,494 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 672 transitions. [2023-04-01 22:14:46,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-04-01 22:14:46,499 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:14:46,500 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:14:46,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 22:14:46,500 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:14:46,501 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:14:46,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1129626535, now seen corresponding path program 1 times [2023-04-01 22:14:46,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:14:46,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31781340] [2023-04-01 22:14:46,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:14:46,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:14:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:46,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:14:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:46,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:14:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:46,930 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:14:46,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:14:46,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31781340] [2023-04-01 22:14:46,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31781340] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:14:46,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:14:46,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 22:14:46,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548328812] [2023-04-01 22:14:46,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:14:46,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-01 22:14:46,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:14:46,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-01 22:14:46,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:14:46,936 INFO L87 Difference]: Start difference. First operand 441 states and 672 transitions. Second operand has 8 states, 7 states have (on average 18.571428571428573) internal successors, (130), 5 states have internal predecessors, (130), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:14:47,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:14:47,852 INFO L93 Difference]: Finished difference Result 1041 states and 1612 transitions. [2023-04-01 22:14:47,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-01 22:14:47,853 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 18.571428571428573) internal successors, (130), 5 states have internal predecessors, (130), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 136 [2023-04-01 22:14:47,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:14:47,857 INFO L225 Difference]: With dead ends: 1041 [2023-04-01 22:14:47,858 INFO L226 Difference]: Without dead ends: 606 [2023-04-01 22:14:47,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2023-04-01 22:14:47,860 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 732 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 741 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 732 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-04-01 22:14:47,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [732 Valid, 42 Invalid, 960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 741 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-04-01 22:14:47,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2023-04-01 22:14:47,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 592. [2023-04-01 22:14:47,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 592 states, 574 states have (on average 1.3937282229965158) internal successors, (800), 580 states have internal predecessors, (800), 6 states have call successors, (6), 6 states have call predecessors, (6), 11 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) [2023-04-01 22:14:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 829 transitions. [2023-04-01 22:14:47,896 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 829 transitions. Word has length 136 [2023-04-01 22:14:47,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:14:47,896 INFO L495 AbstractCegarLoop]: Abstraction has 592 states and 829 transitions. [2023-04-01 22:14:47,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 18.571428571428573) internal successors, (130), 5 states have internal predecessors, (130), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:14:47,897 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 829 transitions. [2023-04-01 22:14:47,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-04-01 22:14:47,902 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:14:47,902 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:14:47,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 22:14:47,902 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:14:47,903 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:14:47,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1170249555, now seen corresponding path program 1 times [2023-04-01 22:14:47,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:14:47,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724243218] [2023-04-01 22:14:47,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:14:47,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:14:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:48,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:14:48,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:48,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:14:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:48,599 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 39 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:14:48,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:14:48,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724243218] [2023-04-01 22:14:48,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724243218] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:14:48,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1987609444] [2023-04-01 22:14:48,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:14:48,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:14:48,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:14:48,605 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) [2023-04-01 22:14:48,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 22:14:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:48,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 9 conjunts are in the unsatisfiable core [2023-04-01 22:14:48,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:14:49,147 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:14:49,147 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:14:50,208 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:14:50,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1987609444] provided 1 perfect and 1 imperfect interpolant sequences [2023-04-01 22:14:50,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-04-01 22:14:50,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 16 [2023-04-01 22:14:50,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262094632] [2023-04-01 22:14:50,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:14:50,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-01 22:14:50,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:14:50,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-01 22:14:50,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2023-04-01 22:14:50,216 INFO L87 Difference]: Start difference. First operand 592 states and 829 transitions. Second operand has 6 states, 6 states have (on average 22.666666666666668) internal successors, (136), 5 states have internal predecessors, (136), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:14:51,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:14:51,158 INFO L93 Difference]: Finished difference Result 1909 states and 2729 transitions. [2023-04-01 22:14:51,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 22:14:51,159 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.666666666666668) internal successors, (136), 5 states have internal predecessors, (136), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 142 [2023-04-01 22:14:51,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:14:51,166 INFO L225 Difference]: With dead ends: 1909 [2023-04-01 22:14:51,166 INFO L226 Difference]: Without dead ends: 1323 [2023-04-01 22:14:51,168 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2023-04-01 22:14:51,169 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 299 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 927 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 299 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 1081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-04-01 22:14:51,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [299 Valid, 51 Invalid, 1081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 927 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-04-01 22:14:51,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1323 states. [2023-04-01 22:14:51,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1323 to 1176. [2023-04-01 22:14:51,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1176 states, 1144 states have (on average 1.3723776223776223) internal successors, (1570), 1156 states have internal predecessors, (1570), 10 states have call successors, (10), 10 states have call predecessors, (10), 21 states have return successors, (77), 9 states have call predecessors, (77), 9 states have call successors, (77) [2023-04-01 22:14:51,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1176 states and 1657 transitions. [2023-04-01 22:14:51,215 INFO L78 Accepts]: Start accepts. Automaton has 1176 states and 1657 transitions. Word has length 142 [2023-04-01 22:14:51,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:14:51,216 INFO L495 AbstractCegarLoop]: Abstraction has 1176 states and 1657 transitions. [2023-04-01 22:14:51,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.666666666666668) internal successors, (136), 5 states have internal predecessors, (136), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:14:51,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1657 transitions. [2023-04-01 22:14:51,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-04-01 22:14:51,223 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:14:51,223 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:14:51,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-01 22:14:51,435 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 [2023-04-01 22:14:51,436 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:14:51,436 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:14:51,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1943979602, now seen corresponding path program 1 times [2023-04-01 22:14:51,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:14:51,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885546688] [2023-04-01 22:14:51,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:14:51,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:14:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:51,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:14:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:51,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:14:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:51,827 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:14:51,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:14:51,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885546688] [2023-04-01 22:14:51,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885546688] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:14:51,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:14:51,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 22:14:51,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857721476] [2023-04-01 22:14:51,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:14:51,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 22:14:51,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:14:51,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 22:14:51,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 22:14:51,836 INFO L87 Difference]: Start difference. First operand 1176 states and 1657 transitions. Second operand has 7 states, 6 states have (on average 32.166666666666664) internal successors, (193), 4 states have internal predecessors, (193), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:14:52,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:14:52,687 INFO L93 Difference]: Finished difference Result 3256 states and 4714 transitions. [2023-04-01 22:14:52,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 22:14:52,688 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 32.166666666666664) internal successors, (193), 4 states have internal predecessors, (193), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 199 [2023-04-01 22:14:52,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:14:52,702 INFO L225 Difference]: With dead ends: 3256 [2023-04-01 22:14:52,702 INFO L226 Difference]: Without dead ends: 2086 [2023-04-01 22:14:52,706 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 22:14:52,712 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 779 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 779 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 22:14:52,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [779 Valid, 46 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 729 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 22:14:52,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2086 states. [2023-04-01 22:14:52,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2086 to 1347. [2023-04-01 22:14:52,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1347 states, 1299 states have (on average 1.3125481139337953) internal successors, (1705), 1325 states have internal predecessors, (1705), 11 states have call successors, (11), 11 states have call predecessors, (11), 36 states have return successors, (130), 10 states have call predecessors, (130), 10 states have call successors, (130) [2023-04-01 22:14:52,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1347 states and 1846 transitions. [2023-04-01 22:14:52,779 INFO L78 Accepts]: Start accepts. Automaton has 1347 states and 1846 transitions. Word has length 199 [2023-04-01 22:14:52,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:14:52,780 INFO L495 AbstractCegarLoop]: Abstraction has 1347 states and 1846 transitions. [2023-04-01 22:14:52,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 32.166666666666664) internal successors, (193), 4 states have internal predecessors, (193), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:14:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1846 transitions. [2023-04-01 22:14:52,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-04-01 22:14:52,788 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:14:52,788 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:14:52,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 22:14:52,788 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:14:52,789 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:14:52,789 INFO L85 PathProgramCache]: Analyzing trace with hash 107428398, now seen corresponding path program 1 times [2023-04-01 22:14:52,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:14:52,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301264916] [2023-04-01 22:14:52,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:14:52,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:14:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:52,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:14:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:53,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:14:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:53,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-04-01 22:14:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:53,187 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 179 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:14:53,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:14:53,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301264916] [2023-04-01 22:14:53,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301264916] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:14:53,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076730531] [2023-04-01 22:14:53,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:14:53,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:14:53,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:14:53,190 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) [2023-04-01 22:14:53,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-01 22:14:53,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:14:53,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:14:53,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:14:53,501 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 180 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:14:53,501 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:14:53,891 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 180 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:14:53,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2076730531] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:14:53,892 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:14:53,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2023-04-01 22:14:53,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550021911] [2023-04-01 22:14:53,892 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:14:53,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-01 22:14:53,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:14:53,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-01 22:14:53,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-04-01 22:14:53,895 INFO L87 Difference]: Start difference. First operand 1347 states and 1846 transitions. Second operand has 11 states, 11 states have (on average 48.09090909090909) internal successors, (529), 9 states have internal predecessors, (529), 4 states have call successors, (9), 6 states have call predecessors, (9), 5 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) [2023-04-01 22:14:55,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:14:55,849 INFO L93 Difference]: Finished difference Result 3888 states and 5518 transitions. [2023-04-01 22:14:55,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-04-01 22:14:55,851 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 48.09090909090909) internal successors, (529), 9 states have internal predecessors, (529), 4 states have call successors, (9), 6 states have call predecessors, (9), 5 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) Word has length 269 [2023-04-01 22:14:55,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:14:55,851 INFO L225 Difference]: With dead ends: 3888 [2023-04-01 22:14:55,852 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 22:14:55,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 544 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=164, Invalid=436, Unknown=0, NotChecked=0, Total=600 [2023-04-01 22:14:55,860 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 667 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 2115 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 2374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 2115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-01 22:14:55,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [672 Valid, 94 Invalid, 2374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 2115 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-01 22:14:55,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 22:14:55,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 22:14:55,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-01 22:14:55,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 22:14:55,861 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 269 [2023-04-01 22:14:55,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:14:55,862 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 22:14:55,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 48.09090909090909) internal successors, (529), 9 states have internal predecessors, (529), 4 states have call successors, (9), 6 states have call predecessors, (9), 5 states have return successors, (5), 4 states have call predecessors, (5), 3 states have call successors, (5) [2023-04-01 22:14:55,862 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 22:14:55,862 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 22:14:55,865 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 22:14:55,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-04-01 22:14:56,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:14:56,073 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 22:14:57,858 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 22:14:57,859 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 22:14:57,859 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 22:14:57,859 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 586 602) no Hoare annotation was computed. [2023-04-01 22:14:57,859 INFO L895 garLoopResultBuilder]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 9)) (.cse1 (<= 9 ~a19~0)) (.cse2 (< 0 (+ 1657315 ~a1~0)))) (or (< |old(~a19~0)| 9) (and .cse0 (= ~a10~0 2) .cse1) (and .cse0 (not (= ~a19~0 8)) .cse2) (and .cse0 (< 38 ~a1~0)) (and .cse0 (= ~a10~0 0) .cse1) (not (= 0 |old(~a10~0)|)) (< 9 |old(~a19~0)|) (<= (+ 1657315 |old(~a1~0)|) 0) (and (<= |old(~a10~0)| ~a10~0) .cse2 .cse1) (and (<= 2 ~a10~0) .cse2))) [2023-04-01 22:14:57,859 INFO L899 garLoopResultBuilder]: For program point L600-1(line 600) no Hoare annotation was computed. [2023-04-01 22:14:57,859 INFO L899 garLoopResultBuilder]: For program point L597(line 597) no Hoare annotation was computed. [2023-04-01 22:14:57,859 INFO L895 garLoopResultBuilder]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 9)) (.cse1 (<= 9 ~a19~0)) (.cse2 (< 0 (+ 1657315 ~a1~0)))) (or (< |old(~a19~0)| 9) (and .cse0 (= ~a10~0 2) .cse1) (and .cse0 (not (= ~a19~0 8)) .cse2) (and .cse0 (< 38 ~a1~0)) (and .cse0 (= ~a10~0 0) .cse1) (not (= 0 |old(~a10~0)|)) (< 9 |old(~a19~0)|) (<= (+ 1657315 |old(~a1~0)|) 0) (and (<= |old(~a10~0)| ~a10~0) .cse2 .cse1) (and (<= 2 ~a10~0) .cse2))) [2023-04-01 22:14:57,859 INFO L899 garLoopResultBuilder]: For program point L592-3(lines 586 602) no Hoare annotation was computed. [2023-04-01 22:14:57,860 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 586 602) the Hoare annotation is: (or (< |old(~a19~0)| 9) (and (= ~a10~0 0) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|)) (< 9 |old(~a19~0)|) (<= (+ 1657315 |old(~a1~0)|) 0)) [2023-04-01 22:14:57,860 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:14:57,860 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~inputE~0 |old(~inputE~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a10~0 |old(~a10~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~inputF~0 |old(~inputF~0)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-01 22:14:57,860 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:14:57,860 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 582) no Hoare annotation was computed. [2023-04-01 22:14:57,860 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 582) no Hoare annotation was computed. [2023-04-01 22:14:57,860 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 582) no Hoare annotation was computed. [2023-04-01 22:14:57,860 INFO L899 garLoopResultBuilder]: For program point L301(lines 301 582) no Hoare annotation was computed. [2023-04-01 22:14:57,860 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 582) no Hoare annotation was computed. [2023-04-01 22:14:57,861 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,861 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,861 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,861 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,861 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,861 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,862 INFO L899 garLoopResultBuilder]: For program point L533(lines 533 582) no Hoare annotation was computed. [2023-04-01 22:14:57,862 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-04-01 22:14:57,862 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2023-04-01 22:14:57,862 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2023-04-01 22:14:57,862 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-04-01 22:14:57,862 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2023-04-01 22:14:57,862 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-04-01 22:14:57,863 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 582) no Hoare annotation was computed. [2023-04-01 22:14:57,863 INFO L899 garLoopResultBuilder]: For program point L435(lines 435 582) no Hoare annotation was computed. [2023-04-01 22:14:57,863 INFO L899 garLoopResultBuilder]: For program point L336(lines 336 582) no Hoare annotation was computed. [2023-04-01 22:14:57,863 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 582) no Hoare annotation was computed. [2023-04-01 22:14:57,863 INFO L899 garLoopResultBuilder]: For program point L403(lines 403 582) no Hoare annotation was computed. [2023-04-01 22:14:57,863 INFO L899 garLoopResultBuilder]: For program point L370(lines 370 582) no Hoare annotation was computed. [2023-04-01 22:14:57,863 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,863 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,863 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,864 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,864 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,864 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,864 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 582) no Hoare annotation was computed. [2023-04-01 22:14:57,864 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 582) no Hoare annotation was computed. [2023-04-01 22:14:57,864 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 582) no Hoare annotation was computed. [2023-04-01 22:14:57,864 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2023-04-01 22:14:57,864 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-04-01 22:14:57,864 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-04-01 22:14:57,864 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-04-01 22:14:57,864 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2023-04-01 22:14:57,865 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-04-01 22:14:57,865 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 185) no Hoare annotation was computed. [2023-04-01 22:14:57,865 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 582) no Hoare annotation was computed. [2023-04-01 22:14:57,865 INFO L899 garLoopResultBuilder]: For program point L306(lines 306 582) no Hoare annotation was computed. [2023-04-01 22:14:57,865 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 582) no Hoare annotation was computed. [2023-04-01 22:14:57,865 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,866 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,866 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,866 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,866 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,866 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,866 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 582) no Hoare annotation was computed. [2023-04-01 22:14:57,867 INFO L899 garLoopResultBuilder]: For program point L440(lines 440 582) no Hoare annotation was computed. [2023-04-01 22:14:57,867 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 582) no Hoare annotation was computed. [2023-04-01 22:14:57,867 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2023-04-01 22:14:57,867 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2023-04-01 22:14:57,868 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-04-01 22:14:57,868 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-04-01 22:14:57,868 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2023-04-01 22:14:57,868 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-04-01 22:14:57,868 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 582) no Hoare annotation was computed. [2023-04-01 22:14:57,868 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 582) no Hoare annotation was computed. [2023-04-01 22:14:57,870 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 582) no Hoare annotation was computed. [2023-04-01 22:14:57,874 INFO L899 garLoopResultBuilder]: For program point L475(lines 475 582) no Hoare annotation was computed. [2023-04-01 22:14:57,874 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,874 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,874 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,874 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,874 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L509(lines 509 582) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 582) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 582) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L246(lines 246 582) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 582) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,875 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 582) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 582) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 582) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L281(lines 281 582) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-04-01 22:14:57,876 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 582) no Hoare annotation was computed. [2023-04-01 22:14:57,877 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 582) no Hoare annotation was computed. [2023-04-01 22:14:57,877 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,877 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,877 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 582) no Hoare annotation was computed. [2023-04-01 22:14:57,877 INFO L899 garLoopResultBuilder]: For program point L481(lines 481 582) no Hoare annotation was computed. [2023-04-01 22:14:57,877 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 582) no Hoare annotation was computed. [2023-04-01 22:14:57,877 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,878 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,878 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,878 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,878 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,879 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 582) no Hoare annotation was computed. [2023-04-01 22:14:57,879 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-04-01 22:14:57,879 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-04-01 22:14:57,879 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2023-04-01 22:14:57,879 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2023-04-01 22:14:57,879 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-04-01 22:14:57,879 INFO L899 garLoopResultBuilder]: For program point L550(lines 550 582) no Hoare annotation was computed. [2023-04-01 22:14:57,879 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 582) no Hoare annotation was computed. [2023-04-01 22:14:57,879 INFO L899 garLoopResultBuilder]: For program point L385(lines 385 582) no Hoare annotation was computed. [2023-04-01 22:14:57,880 INFO L899 garLoopResultBuilder]: For program point L220(lines 220 582) no Hoare annotation was computed. [2023-04-01 22:14:57,880 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,880 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,880 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,880 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,880 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,880 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 582) no Hoare annotation was computed. [2023-04-01 22:14:57,880 INFO L899 garLoopResultBuilder]: For program point L287(lines 287 582) no Hoare annotation was computed. [2023-04-01 22:14:57,880 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 582) no Hoare annotation was computed. [2023-04-01 22:14:57,880 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 582) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 582) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 582) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 582) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 582) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,881 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L555(lines 555 582) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 582) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 582) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 582) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,882 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,883 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 582) no Hoare annotation was computed. [2023-04-01 22:14:57,883 INFO L899 garLoopResultBuilder]: For program point L491(lines 491 582) no Hoare annotation was computed. [2023-04-01 22:14:57,883 INFO L899 garLoopResultBuilder]: For program point L458(lines 458 582) no Hoare annotation was computed. [2023-04-01 22:14:57,883 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 582) no Hoare annotation was computed. [2023-04-01 22:14:57,883 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-04-01 22:14:57,884 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2023-04-01 22:14:57,884 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-04-01 22:14:57,884 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-04-01 22:14:57,884 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2023-04-01 22:14:57,884 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 582) no Hoare annotation was computed. [2023-04-01 22:14:57,884 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 30 584) the Hoare annotation is: (let ((.cse3 (= ~a19~0 |old(~a19~0)|)) (.cse4 (= ~a1~0 |old(~a1~0)|))) (let ((.cse0 (< |old(~a19~0)| 9)) (.cse2 (< 9 |old(~a19~0)|)) (.cse1 (and .cse3 .cse4 (= ~a10~0 |old(~a10~0)|))) (.cse5 (<= (+ 1657315 |old(~a1~0)|) 0))) (and (or .cse0 .cse1 (not (= 0 |old(~a10~0)|)) .cse2) (or .cse0 (and .cse3 .cse4 (= ~a10~0 2)) (not (= 2 |old(~a10~0)|)) .cse2) (or .cse1 (<= |old(~a1~0)| 38)) (or (= 8 |old(~a19~0)|) .cse1 .cse5) (or (< |old(~a10~0)| 2) .cse1 .cse5)))) [2023-04-01 22:14:57,884 INFO L899 garLoopResultBuilder]: For program point L393(lines 393 582) no Hoare annotation was computed. [2023-04-01 22:14:57,884 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 582) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L361(lines 361 582) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 33) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L31-2(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 582) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 582) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 582) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-04-01 22:14:57,885 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2023-04-01 22:14:57,886 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2023-04-01 22:14:57,886 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-04-01 22:14:57,886 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2023-04-01 22:14:57,886 INFO L899 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2023-04-01 22:14:57,886 INFO L899 garLoopResultBuilder]: For program point L429(lines 429 582) no Hoare annotation was computed. [2023-04-01 22:14:57,886 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 582) no Hoare annotation was computed. [2023-04-01 22:14:57,886 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 582) no Hoare annotation was computed. [2023-04-01 22:14:57,886 INFO L899 garLoopResultBuilder]: For program point L364(lines 364 582) no Hoare annotation was computed. [2023-04-01 22:14:57,886 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,886 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,888 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,888 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,888 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,888 INFO L899 garLoopResultBuilder]: For program point L34-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:14:57,888 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 582) no Hoare annotation was computed. [2023-04-01 22:14:57,888 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 582) no Hoare annotation was computed. [2023-04-01 22:14:57,888 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 582) no Hoare annotation was computed. [2023-04-01 22:14:57,888 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-04-01 22:14:57,888 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2023-04-01 22:14:57,889 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2023-04-01 22:14:57,889 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-04-01 22:14:57,889 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2023-04-01 22:14:57,889 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-04-01 22:14:57,889 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:14:57,889 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a19~0 9) (= ~a10~0 0) (< 0 (+ 1657315 ~a1~0)) (<= 9 ~a19~0)) [2023-04-01 22:14:57,889 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:14:57,889 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 22:14:57,893 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-04-01 22:14:57,896 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 22:14:57,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 10:14:57 BoogieIcfgContainer [2023-04-01 22:14:57,911 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 22:14:57,912 INFO L158 Benchmark]: Toolchain (without parser) took 15545.89ms. Allocated memory was 234.9MB in the beginning and 429.9MB in the end (delta: 195.0MB). Free memory was 184.5MB in the beginning and 271.1MB in the end (delta: -86.7MB). Peak memory consumption was 248.6MB. Max. memory is 8.0GB. [2023-04-01 22:14:57,912 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 195.0MB. Free memory is still 139.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 22:14:57,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.69ms. Allocated memory is still 234.9MB. Free memory was 184.5MB in the beginning and 156.7MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-04-01 22:14:57,913 INFO L158 Benchmark]: Boogie Preprocessor took 101.25ms. Allocated memory is still 234.9MB. Free memory was 156.7MB in the beginning and 152.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-04-01 22:14:57,913 INFO L158 Benchmark]: RCFGBuilder took 1174.45ms. Allocated memory is still 234.9MB. Free memory was 152.5MB in the beginning and 132.6MB in the end (delta: 19.9MB). Peak memory consumption was 23.5MB. Max. memory is 8.0GB. [2023-04-01 22:14:57,913 INFO L158 Benchmark]: TraceAbstraction took 13752.30ms. Allocated memory was 234.9MB in the beginning and 429.9MB in the end (delta: 195.0MB). Free memory was 132.1MB in the beginning and 271.1MB in the end (delta: -139.0MB). Peak memory consumption was 195.7MB. Max. memory is 8.0GB. [2023-04-01 22:14:57,915 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 195.0MB. Free memory is still 139.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 512.69ms. Allocated memory is still 234.9MB. Free memory was 184.5MB in the beginning and 156.7MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 101.25ms. Allocated memory is still 234.9MB. Free memory was 156.7MB in the beginning and 152.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1174.45ms. Allocated memory is still 234.9MB. Free memory was 152.5MB in the beginning and 132.6MB in the end (delta: 19.9MB). Peak memory consumption was 23.5MB. Max. memory is 8.0GB. * TraceAbstraction took 13752.30ms. Allocated memory was 234.9MB in the beginning and 429.9MB in the end (delta: 195.0MB). Free memory was 132.1MB in the beginning and 271.1MB in the end (delta: -139.0MB). Peak memory consumption was 195.7MB. 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 - PositiveResult [Line: 185]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 218 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.7s, OverallIterations: 5, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3125 SdHoareTripleChecker+Valid, 5.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3120 mSDsluCounter, 271 SdHoareTripleChecker+Invalid, 4.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 197 mSDsCounter, 961 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5491 IncrementalHoareTripleChecker+Invalid, 6452 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 961 mSolverCounterUnsat, 74 mSDtfsCounter, 5491 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 897 GetRequests, 832 SyntacticMatches, 2 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1347occurred in iteration=4, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 906 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 53 PreInvPairs, 97 NumberOfFragments, 328 HoareAnnotationTreeSize, 53 FomulaSimplifications, 8754 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3712 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 1220 NumberOfCodeBlocks, 1220 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1622 ConstructedInterpolants, 0 QuantifiedInterpolants, 6801 SizeOfPredicates, 2 NumberOfNonLiveVariables, 778 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 9 InterpolantComputations, 4 PerfectInterpolantSequences, 750/826 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: ((((((((\old(a19) < 9 || ((a19 <= 9 && a10 == 2) && 9 <= a19)) || ((a19 <= 9 && !(a19 == 8)) && 0 < 1657315 + a1)) || (a19 <= 9 && 38 < a1)) || ((a19 <= 9 && a10 == 0) && 9 <= a19)) || !(0 == \old(a10))) || 9 < \old(a19)) || 1657315 + \old(a1) <= 0) || ((\old(a10) <= a10 && 0 < 1657315 + a1) && 9 <= a19)) || (2 <= a10 && 0 < 1657315 + a1) RESULT: Ultimate proved your program to be correct! [2023-04-01 22:14:57,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...