/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/Problem14_label26.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 22:53:57,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 22:53:57,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 22:53:57,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 22:53:57,497 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 22:53:57,530 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 22:53:57,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 22:53:57,531 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 22:53:57,531 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 22:53:57,532 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 22:53:57,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 22:53:57,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 22:53:57,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 22:53:57,533 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 22:53:57,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 22:53:57,534 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 22:53:57,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 22:53:57,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 22:53:57,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 22:53:57,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 22:53:57,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 22:53:57,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 22:53:57,535 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 22:53:57,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 22:53:57,535 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 22:53:57,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 22:53:57,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 22:53:57,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 22:53:57,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 22:53:57,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:53:57,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 22:53:57,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 22:53:57,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 22:53:57,536 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 22:53:57,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 22:53:57,537 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 22:53:57,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 22:53:57,537 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 22:53:57,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 22:53:57,537 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 22:53:57,537 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 22:53:57,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 22:53:57,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 22:53:57,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 22:53:57,808 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 22:53:57,808 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 22:53:57,809 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label26.c [2023-04-01 22:53:58,969 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 22:53:59,272 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 22:53:59,273 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label26.c [2023-04-01 22:53:59,286 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b4e0f174/f62798fd61254f11accbe48456727607/FLAGaaed9e629 [2023-04-01 22:53:59,303 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b4e0f174/f62798fd61254f11accbe48456727607 [2023-04-01 22:53:59,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 22:53:59,307 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 22:53:59,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 22:53:59,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 22:53:59,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 22:53:59,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:53:59" (1/1) ... [2023-04-01 22:53:59,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@86cfca9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59, skipping insertion in model container [2023-04-01 22:53:59,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:53:59" (1/1) ... [2023-04-01 22:53:59,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 22:53:59,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 22:53:59,549 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/Problem14_label26.c[6725,6738] [2023-04-01 22:53:59,728 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:53:59,741 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 22:53:59,774 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/Problem14_label26.c[6725,6738] [2023-04-01 22:53:59,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:53:59,878 INFO L208 MainTranslator]: Completed translation [2023-04-01 22:53:59,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59 WrapperNode [2023-04-01 22:53:59,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 22:53:59,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 22:53:59,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 22:53:59,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 22:53:59,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59" (1/1) ... [2023-04-01 22:53:59,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59" (1/1) ... [2023-04-01 22:53:59,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59" (1/1) ... [2023-04-01 22:53:59,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59" (1/1) ... [2023-04-01 22:53:59,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59" (1/1) ... [2023-04-01 22:53:59,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59" (1/1) ... [2023-04-01 22:53:59,979 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59" (1/1) ... [2023-04-01 22:53:59,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59" (1/1) ... [2023-04-01 22:53:59,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 22:53:59,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 22:53:59,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 22:53:59,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 22:54:00,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59" (1/1) ... [2023-04-01 22:54:00,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:54:00,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:54:00,039 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 22:54:00,041 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 22:54:00,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 22:54:00,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 22:54:00,071 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 22:54:00,071 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 22:54:00,071 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 22:54:00,071 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 22:54:00,071 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 22:54:00,071 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 22:54:00,072 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 22:54:00,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 22:54:00,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 22:54:00,072 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 22:54:00,072 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 22:54:00,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 22:54:00,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 22:54:00,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 22:54:00,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 22:54:00,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 22:54:00,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 22:54:00,172 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 22:54:00,174 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 22:54:01,376 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 22:54:01,390 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 22:54:01,390 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 22:54:01,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:54:01 BoogieIcfgContainer [2023-04-01 22:54:01,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 22:54:01,396 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 22:54:01,396 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 22:54:01,399 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 22:54:01,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 10:53:59" (1/3) ... [2023-04-01 22:54:01,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@330d56e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:54:01, skipping insertion in model container [2023-04-01 22:54:01,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:53:59" (2/3) ... [2023-04-01 22:54:01,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@330d56e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:54:01, skipping insertion in model container [2023-04-01 22:54:01,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:54:01" (3/3) ... [2023-04-01 22:54:01,401 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label26.c [2023-04-01 22:54:01,416 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 22:54:01,416 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 22:54:01,476 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 22:54:01,484 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;@7c02bc3d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 22:54:01,485 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 22:54:01,489 INFO L276 IsEmpty]: Start isEmpty. Operand has 254 states, 246 states have (on average 1.7276422764227641) internal successors, (425), 247 states have internal predecessors, (425), 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 22:54:01,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-04-01 22:54:01,503 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:54:01,504 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:54:01,504 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:54:01,508 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:54:01,508 INFO L85 PathProgramCache]: Analyzing trace with hash 488306513, now seen corresponding path program 1 times [2023-04-01 22:54:01,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:54:01,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976750013] [2023-04-01 22:54:01,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:54:01,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:54:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:02,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:54:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:02,091 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 22:54:02,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:54:02,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976750013] [2023-04-01 22:54:02,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976750013] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:54:02,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:54:02,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-01 22:54:02,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096889361] [2023-04-01 22:54:02,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:54:02,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 22:54:02,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:54:02,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 22:54:02,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:54:02,152 INFO L87 Difference]: Start difference. First operand has 254 states, 246 states have (on average 1.7276422764227641) internal successors, (425), 247 states have internal predecessors, (425), 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 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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 22:54:03,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:54:03,999 INFO L93 Difference]: Finished difference Result 886 states and 1612 transitions. [2023-04-01 22:54:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 22:54:04,002 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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 72 [2023-04-01 22:54:04,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:54:04,025 INFO L225 Difference]: With dead ends: 886 [2023-04-01 22:54:04,025 INFO L226 Difference]: Without dead ends: 564 [2023-04-01 22:54:04,033 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 22:54:04,039 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 1218 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 919 mSolverCounterSat, 673 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1218 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 1592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 673 IncrementalHoareTripleChecker+Valid, 919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-01 22:54:04,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1218 Valid, 28 Invalid, 1592 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [673 Valid, 919 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-01 22:54:04,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2023-04-01 22:54:04,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 560. [2023-04-01 22:54:04,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 547 states have (on average 1.5393053016453382) internal successors, (842), 550 states have internal predecessors, (842), 5 states have call successors, (5), 5 states have call predecessors, (5), 7 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-04-01 22:54:04,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 861 transitions. [2023-04-01 22:54:04,134 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 861 transitions. Word has length 72 [2023-04-01 22:54:04,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:54:04,136 INFO L495 AbstractCegarLoop]: Abstraction has 560 states and 861 transitions. [2023-04-01 22:54:04,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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 22:54:04,137 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 861 transitions. [2023-04-01 22:54:04,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-04-01 22:54:04,147 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:54:04,148 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, 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] [2023-04-01 22:54:04,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 22:54:04,149 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:54:04,150 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:54:04,150 INFO L85 PathProgramCache]: Analyzing trace with hash -312847320, now seen corresponding path program 1 times [2023-04-01 22:54:04,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:54:04,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965933063] [2023-04-01 22:54:04,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:54:04,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:54:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:04,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:54:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:04,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:54:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:54:04,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:54:04,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965933063] [2023-04-01 22:54:04,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965933063] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:54:04,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:54:04,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 22:54:04,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655075375] [2023-04-01 22:54:04,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:54:04,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 22:54:04,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:54:04,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 22:54:04,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 22:54:04,642 INFO L87 Difference]: Start difference. First operand 560 states and 861 transitions. Second operand has 7 states, 6 states have (on average 26.666666666666668) internal successors, (160), 4 states have internal predecessors, (160), 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 22:54:05,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:54:05,828 INFO L93 Difference]: Finished difference Result 1518 states and 2374 transitions. [2023-04-01 22:54:05,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 22:54:05,828 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 26.666666666666668) internal successors, (160), 4 states have internal predecessors, (160), 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 166 [2023-04-01 22:54:05,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:54:05,833 INFO L225 Difference]: With dead ends: 1518 [2023-04-01 22:54:05,833 INFO L226 Difference]: Without dead ends: 964 [2023-04-01 22:54:05,835 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 22:54:05,836 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 610 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1084 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 610 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 1271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 1084 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-04-01 22:54:05,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [610 Valid, 41 Invalid, 1271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 1084 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-04-01 22:54:05,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 964 states. [2023-04-01 22:54:05,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 964 to 944. [2023-04-01 22:54:05,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 944 states, 917 states have (on average 1.3936750272628136) internal successors, (1278), 930 states have internal predecessors, (1278), 7 states have call successors, (7), 7 states have call predecessors, (7), 19 states have return successors, (51), 6 states have call predecessors, (51), 6 states have call successors, (51) [2023-04-01 22:54:05,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1336 transitions. [2023-04-01 22:54:05,872 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1336 transitions. Word has length 166 [2023-04-01 22:54:05,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:54:05,872 INFO L495 AbstractCegarLoop]: Abstraction has 944 states and 1336 transitions. [2023-04-01 22:54:05,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 26.666666666666668) internal successors, (160), 4 states have internal predecessors, (160), 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 22:54:05,873 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1336 transitions. [2023-04-01 22:54:05,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-04-01 22:54:05,876 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:54:05,876 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, 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] [2023-04-01 22:54:05,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 22:54:05,876 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:54:05,877 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:54:05,877 INFO L85 PathProgramCache]: Analyzing trace with hash 715284652, now seen corresponding path program 1 times [2023-04-01 22:54:05,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:54:05,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505617487] [2023-04-01 22:54:05,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:54:05,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:54:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:06,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:54:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:06,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:54:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:06,330 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:54:06,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:54:06,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505617487] [2023-04-01 22:54:06,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505617487] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:54:06,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:54:06,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 22:54:06,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420650143] [2023-04-01 22:54:06,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:54:06,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-01 22:54:06,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:54:06,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-01 22:54:06,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:54:06,336 INFO L87 Difference]: Start difference. First operand 944 states and 1336 transitions. Second operand has 8 states, 7 states have (on average 29.428571428571427) internal successors, (206), 5 states have internal predecessors, (206), 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 22:54:07,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:54:07,575 INFO L93 Difference]: Finished difference Result 2490 states and 3798 transitions. [2023-04-01 22:54:07,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-01 22:54:07,576 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 29.428571428571427) internal successors, (206), 5 states have internal predecessors, (206), 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 212 [2023-04-01 22:54:07,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:54:07,583 INFO L225 Difference]: With dead ends: 2490 [2023-04-01 22:54:07,583 INFO L226 Difference]: Without dead ends: 1552 [2023-04-01 22:54:07,586 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 22:54:07,587 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 785 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 1105 mSolverCounterSat, 424 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 785 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 1529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 424 IncrementalHoareTripleChecker+Valid, 1105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-04-01 22:54:07,587 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [785 Valid, 49 Invalid, 1529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [424 Valid, 1105 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-04-01 22:54:07,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2023-04-01 22:54:07,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 1518. [2023-04-01 22:54:07,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1518 states, 1471 states have (on average 1.3480625424881034) internal successors, (1983), 1498 states have internal predecessors, (1983), 10 states have call successors, (10), 10 states have call predecessors, (10), 36 states have return successors, (126), 9 states have call predecessors, (126), 9 states have call successors, (126) [2023-04-01 22:54:07,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 2119 transitions. [2023-04-01 22:54:07,647 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 2119 transitions. Word has length 212 [2023-04-01 22:54:07,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:54:07,648 INFO L495 AbstractCegarLoop]: Abstraction has 1518 states and 2119 transitions. [2023-04-01 22:54:07,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 29.428571428571427) internal successors, (206), 5 states have internal predecessors, (206), 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 22:54:07,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2119 transitions. [2023-04-01 22:54:07,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-04-01 22:54:07,651 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:54:07,652 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 22:54:07,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 22:54:07,652 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:54:07,652 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:54:07,653 INFO L85 PathProgramCache]: Analyzing trace with hash 575791928, now seen corresponding path program 1 times [2023-04-01 22:54:07,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:54:07,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090834826] [2023-04-01 22:54:07,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:54:07,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:54:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:08,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:54:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:08,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:54:08,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:08,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-04-01 22:54:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:08,175 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 203 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:54:08,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:54:08,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090834826] [2023-04-01 22:54:08,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090834826] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:54:08,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145734334] [2023-04-01 22:54:08,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:54:08,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:54:08,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:54:08,181 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 22:54:08,203 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 22:54:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:08,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:54:08,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:54:08,545 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 204 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:54:08,546 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:54:08,877 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 204 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:54:08,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2145734334] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:54:08,877 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:54:08,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 13 [2023-04-01 22:54:08,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975942602] [2023-04-01 22:54:08,878 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:54:08,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-01 22:54:08,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:54:08,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-01 22:54:08,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2023-04-01 22:54:08,881 INFO L87 Difference]: Start difference. First operand 1518 states and 2119 transitions. Second operand has 13 states, 13 states have (on average 29.0) internal successors, (377), 11 states have internal predecessors, (377), 5 states have call successors, (9), 6 states have call predecessors, (9), 7 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 22:54:12,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:54:12,484 INFO L93 Difference]: Finished difference Result 6060 states and 8828 transitions. [2023-04-01 22:54:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-04-01 22:54:12,486 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 29.0) internal successors, (377), 11 states have internal predecessors, (377), 5 states have call successors, (9), 6 states have call predecessors, (9), 7 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) Word has length 231 [2023-04-01 22:54:12,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:54:12,511 INFO L225 Difference]: With dead ends: 6060 [2023-04-01 22:54:12,512 INFO L226 Difference]: Without dead ends: 4358 [2023-04-01 22:54:12,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 469 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=203, Invalid=609, Unknown=0, NotChecked=0, Total=812 [2023-04-01 22:54:12,526 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 1547 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 4497 mSolverCounterSat, 548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1555 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 5045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 548 IncrementalHoareTripleChecker+Valid, 4497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-04-01 22:54:12,527 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1555 Valid, 172 Invalid, 5045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [548 Valid, 4497 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-04-01 22:54:12,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4358 states. [2023-04-01 22:54:12,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4358 to 2804. [2023-04-01 22:54:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2804 states, 2737 states have (on average 1.3332115454877602) internal successors, (3649), 2770 states have internal predecessors, (3649), 17 states have call successors, (17), 17 states have call predecessors, (17), 49 states have return successors, (225), 16 states have call predecessors, (225), 16 states have call successors, (225) [2023-04-01 22:54:12,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 3891 transitions. [2023-04-01 22:54:12,629 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 3891 transitions. Word has length 231 [2023-04-01 22:54:12,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:54:12,630 INFO L495 AbstractCegarLoop]: Abstraction has 2804 states and 3891 transitions. [2023-04-01 22:54:12,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 29.0) internal successors, (377), 11 states have internal predecessors, (377), 5 states have call successors, (9), 6 states have call predecessors, (9), 7 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 22:54:12,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 3891 transitions. [2023-04-01 22:54:12,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2023-04-01 22:54:12,635 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:54:12,635 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 22:54:12,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-04-01 22:54:12,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:54:12,842 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:54:12,842 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:54:12,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1037206401, now seen corresponding path program 1 times [2023-04-01 22:54:12,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:54:12,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762639890] [2023-04-01 22:54:12,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:54:12,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:54:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:13,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:54:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:13,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:54:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:13,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-04-01 22:54:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:13,223 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 203 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:54:13,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:54:13,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762639890] [2023-04-01 22:54:13,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762639890] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:54:13,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500806550] [2023-04-01 22:54:13,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:54:13,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:54:13,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:54:13,226 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 22:54:13,228 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 22:54:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:13,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:54:13,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:54:13,469 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 204 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:54:13,469 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:54:13,736 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 204 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:54:13,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500806550] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:54:13,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:54:13,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 12 [2023-04-01 22:54:13,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178290024] [2023-04-01 22:54:13,737 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:54:13,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-01 22:54:13,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:54:13,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-01 22:54:13,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 22:54:13,740 INFO L87 Difference]: Start difference. First operand 2804 states and 3891 transitions. Second operand has 12 states, 12 states have (on average 33.416666666666664) internal successors, (401), 10 states have internal predecessors, (401), 4 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2023-04-01 22:54:15,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:54:15,780 INFO L93 Difference]: Finished difference Result 6194 states and 8837 transitions. [2023-04-01 22:54:15,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-01 22:54:15,781 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 33.416666666666664) internal successors, (401), 10 states have internal predecessors, (401), 4 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 260 [2023-04-01 22:54:15,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:54:15,797 INFO L225 Difference]: With dead ends: 6194 [2023-04-01 22:54:15,797 INFO L226 Difference]: Without dead ends: 3764 [2023-04-01 22:54:15,803 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 542 GetRequests, 524 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2023-04-01 22:54:15,803 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 807 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 3194 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 808 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 3399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 3194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-01 22:54:15,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [808 Valid, 136 Invalid, 3399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 3194 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-01 22:54:15,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3764 states. [2023-04-01 22:54:15,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3764 to 3206. [2023-04-01 22:54:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3206 states, 3122 states have (on average 1.2325432415118514) internal successors, (3848), 3162 states have internal predecessors, (3848), 25 states have call successors, (25), 19 states have call predecessors, (25), 58 states have return successors, (285), 24 states have call predecessors, (285), 24 states have call successors, (285) [2023-04-01 22:54:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3206 states to 3206 states and 4158 transitions. [2023-04-01 22:54:15,908 INFO L78 Accepts]: Start accepts. Automaton has 3206 states and 4158 transitions. Word has length 260 [2023-04-01 22:54:15,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:54:15,909 INFO L495 AbstractCegarLoop]: Abstraction has 3206 states and 4158 transitions. [2023-04-01 22:54:15,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 33.416666666666664) internal successors, (401), 10 states have internal predecessors, (401), 4 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2023-04-01 22:54:15,909 INFO L276 IsEmpty]: Start isEmpty. Operand 3206 states and 4158 transitions. [2023-04-01 22:54:15,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2023-04-01 22:54:15,914 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:54:15,914 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 22:54:15,927 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 22:54:16,128 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 22:54:16,128 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:54:16,129 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:54:16,129 INFO L85 PathProgramCache]: Analyzing trace with hash 582853819, now seen corresponding path program 1 times [2023-04-01 22:54:16,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:54:16,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921427521] [2023-04-01 22:54:16,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:54:16,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:54:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:16,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:54:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:16,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:54:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:16,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-04-01 22:54:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:17,039 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 221 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:54:17,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:54:17,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921427521] [2023-04-01 22:54:17,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921427521] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:54:17,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756077935] [2023-04-01 22:54:17,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:54:17,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:54:17,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:54:17,042 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:54:17,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-01 22:54:17,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:17,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:54:17,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:54:17,287 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-04-01 22:54:17,287 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:54:17,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756077935] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:54:17,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:54:17,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2023-04-01 22:54:17,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987019918] [2023-04-01 22:54:17,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:54:17,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:54:17,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:54:17,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:54:17,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-04-01 22:54:17,289 INFO L87 Difference]: Start difference. First operand 3206 states and 4158 transitions. Second operand has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:54:17,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:54:17,871 INFO L93 Difference]: Finished difference Result 7154 states and 9402 transitions. [2023-04-01 22:54:17,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:54:17,872 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 278 [2023-04-01 22:54:17,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:54:17,893 INFO L225 Difference]: With dead ends: 7154 [2023-04-01 22:54:17,894 INFO L226 Difference]: Without dead ends: 4322 [2023-04-01 22:54:17,901 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 281 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-04-01 22:54:17,902 INFO L413 NwaCegarLoop]: 258 mSDtfsCounter, 125 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 507 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-01 22:54:17,902 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 272 Invalid, 596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 507 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-01 22:54:17,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4322 states. [2023-04-01 22:54:17,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4322 to 3574. [2023-04-01 22:54:17,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3574 states, 3485 states have (on average 1.1787661406025824) internal successors, (4108), 3525 states have internal predecessors, (4108), 28 states have call successors, (28), 21 states have call predecessors, (28), 60 states have return successors, (293), 27 states have call predecessors, (293), 27 states have call successors, (293) [2023-04-01 22:54:18,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 3574 states and 4429 transitions. [2023-04-01 22:54:18,008 INFO L78 Accepts]: Start accepts. Automaton has 3574 states and 4429 transitions. Word has length 278 [2023-04-01 22:54:18,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:54:18,009 INFO L495 AbstractCegarLoop]: Abstraction has 3574 states and 4429 transitions. [2023-04-01 22:54:18,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:54:18,009 INFO L276 IsEmpty]: Start isEmpty. Operand 3574 states and 4429 transitions. [2023-04-01 22:54:18,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-04-01 22:54:18,015 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:54:18,015 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 22:54:18,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-04-01 22:54:18,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:54:18,222 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:54:18,222 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:54:18,222 INFO L85 PathProgramCache]: Analyzing trace with hash 457535198, now seen corresponding path program 1 times [2023-04-01 22:54:18,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:54:18,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788138134] [2023-04-01 22:54:18,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:54:18,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:54:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:18,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:54:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:18,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:54:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:18,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-04-01 22:54:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:18,866 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 134 proven. 2 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-04-01 22:54:18,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:54:18,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788138134] [2023-04-01 22:54:18,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788138134] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:54:18,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1899689642] [2023-04-01 22:54:18,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:54:18,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:54:18,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:54:18,868 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:54:18,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-04-01 22:54:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:54:18,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:54:18,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:54:19,059 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-04-01 22:54:19,059 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:54:19,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1899689642] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:54:19,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:54:19,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2023-04-01 22:54:19,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376814247] [2023-04-01 22:54:19,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:54:19,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:54:19,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:54:19,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:54:19,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-04-01 22:54:19,066 INFO L87 Difference]: Start difference. First operand 3574 states and 4429 transitions. Second operand has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:54:19,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:54:19,557 INFO L93 Difference]: Finished difference Result 3766 states and 4655 transitions. [2023-04-01 22:54:19,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:54:19,558 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 289 [2023-04-01 22:54:19,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:54:19,559 INFO L225 Difference]: With dead ends: 3766 [2023-04-01 22:54:19,559 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 22:54:19,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-04-01 22:54:19,567 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 139 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 542 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-01 22:54:19,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 24 Invalid, 559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 542 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-01 22:54:19,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 22:54:19,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 22:54:19,568 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 22:54:19,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 22:54:19,569 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 289 [2023-04-01 22:54:19,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:54:19,569 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 22:54:19,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:54:19,569 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 22:54:19,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 22:54:19,571 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 22:54:19,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-04-01 22:54:19,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:54:19,785 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 22:54:25,180 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 22:54:25,180 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 22:54:25,180 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 22:54:25,180 INFO L899 garLoopResultBuilder]: For program point L898-1(line 898) no Hoare annotation was computed. [2023-04-01 22:54:25,180 INFO L899 garLoopResultBuilder]: For program point L895(line 895) no Hoare annotation was computed. [2023-04-01 22:54:25,180 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 884 900) no Hoare annotation was computed. [2023-04-01 22:54:25,181 INFO L895 garLoopResultBuilder]: At program point L890-2(lines 890 899) the Hoare annotation is: (or (and (<= ~a15~0 8) (< 11 ~a12~0)) (< |old(~a15~0)| 7) (and (= 8 |old(~a15~0)|) (= ~a15~0 8)) (= ~a15~0 9) (< 0 (+ 49 |old(~a12~0)|)) (< 8 |old(~a15~0)|) (< 7 |old(~a21~0)|) (and (<= ~a15~0 6) (not (= ~a21~0 8))) (and (< ~a15~0 8) (<= 7 ~a15~0))) [2023-04-01 22:54:25,181 INFO L899 garLoopResultBuilder]: For program point L890-3(lines 884 900) no Hoare annotation was computed. [2023-04-01 22:54:25,181 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 884 900) the Hoare annotation is: (or (< |old(~a15~0)| 7) (< 0 (+ 49 |old(~a12~0)|)) (and (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|)) (< 8 |old(~a15~0)|) (< 7 |old(~a21~0)|)) [2023-04-01 22:54:25,181 INFO L895 garLoopResultBuilder]: At program point L898(line 898) the Hoare annotation is: (or (and (<= ~a15~0 8) (< 11 ~a12~0)) (< |old(~a15~0)| 7) (and (= 8 |old(~a15~0)|) (= ~a15~0 8)) (= ~a15~0 9) (< 0 (+ 49 |old(~a12~0)|)) (< 8 |old(~a15~0)|) (< 7 |old(~a21~0)|) (and (<= ~a15~0 6) (not (= ~a21~0 8))) (and (< ~a15~0 8) (<= 7 ~a15~0))) [2023-04-01 22:54:25,181 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~a21~0 |old(~a21~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a15~0 |old(~a15~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputD~0 |old(~inputD~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~inputF~0 |old(~inputF~0)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 880) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point L829(lines 829 880) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 880) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 880) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 880) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 880) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2023-04-01 22:54:25,182 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-04-01 22:54:25,183 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-04-01 22:54:25,183 INFO L899 garLoopResultBuilder]: For program point L369(lines 369 880) no Hoare annotation was computed. [2023-04-01 22:54:25,183 INFO L899 garLoopResultBuilder]: For program point L303(lines 303 880) no Hoare annotation was computed. [2023-04-01 22:54:25,184 INFO L899 garLoopResultBuilder]: For program point L436(lines 436 880) no Hoare annotation was computed. [2023-04-01 22:54:25,184 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,184 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,184 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,184 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 880) no Hoare annotation was computed. [2023-04-01 22:54:25,184 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 880) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 880) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 880) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 880) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 880) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 880) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-04-01 22:54:25,185 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 880) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L442(lines 442 880) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L376(lines 376 880) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 880) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L774(lines 774 880) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L642(lines 642 880) no Hoare annotation was computed. [2023-04-01 22:54:25,186 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 880) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 880) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L710(lines 710 880) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L578(lines 578 880) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 880) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L448(lines 448 880) no Hoare annotation was computed. [2023-04-01 22:54:25,187 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 880) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 880) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L648(lines 648 880) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L516(lines 516 880) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L847(lines 847 880) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 880) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 880) no Hoare annotation was computed. [2023-04-01 22:54:25,188 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 880) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L321(lines 321 880) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L454(lines 454 880) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 880) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 880) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-04-01 22:54:25,189 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L852(lines 852 880) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L654(lines 654 880) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L522(lines 522 880) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L787(lines 787 880) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L589(lines 589 880) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 880) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-04-01 22:54:25,190 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 880) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 880) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 880) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 880) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L858(lines 858 880) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L660(lines 660 880) no Hoare annotation was computed. [2023-04-01 22:54:25,191 INFO L899 garLoopResultBuilder]: For program point L528(lines 528 880) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L793(lines 793 880) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L595(lines 595 880) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 880) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 880) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 880) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 880) no Hoare annotation was computed. [2023-04-01 22:54:25,192 INFO L899 garLoopResultBuilder]: For program point L268(lines 268 880) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L864(lines 864 880) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L666(lines 666 880) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L534(lines 534 880) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 880) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L601(lines 601 880) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,193 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point L734(lines 734 880) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 880) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 212) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 880) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point L406(lines 406 880) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point L274(lines 274 880) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,194 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 880) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 880) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 880) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L805(lines 805 880) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L607(lines 607 880) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L740(lines 740 880) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2023-04-01 22:54:25,195 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 880) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 880) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L279(lines 279 880) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L412(lines 412 880) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 880) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 880) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L546(lines 546 880) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L811(lines 811 880) no Hoare annotation was computed. [2023-04-01 22:54:25,196 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 880) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 880) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L482(lines 482 880) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 880) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 880) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 880) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 880) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L221(lines 221 880) no Hoare annotation was computed. [2023-04-01 22:54:25,197 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L684(lines 684 880) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L817(lines 817 880) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 880) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L619(lines 619 880) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 880) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 880) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 880) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 880) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 880) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,198 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,199 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 880) no Hoare annotation was computed. [2023-04-01 22:54:25,199 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 880) no Hoare annotation was computed. [2023-04-01 22:54:25,199 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2023-04-01 22:54:25,199 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-04-01 22:54:25,199 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 30 882) the Hoare annotation is: (let ((.cse2 (= ~a21~0 |old(~a21~0)|)) (.cse3 (= ~a12~0 |old(~a12~0)|)) (.cse4 (= ~a24~0 |old(~a24~0)|))) (let ((.cse0 (and .cse2 (= ~a15~0 |old(~a15~0)|) .cse3 .cse4)) (.cse1 (<= 8 |old(~a15~0)|))) (and (or (< |old(~a15~0)| 7) .cse0 .cse1) (or .cse0 (and (or (<= |old(~a12~0)| 11) .cse1) (or (= 8 |old(~a21~0)|) .cse1))) (or (and .cse2 (= ~a15~0 9) .cse3 .cse4) (not (= 9 |old(~a15~0)|))) (or (not (= 8 |old(~a15~0)|)) (and .cse2 .cse3 .cse4 (= ~a15~0 8)))))) [2023-04-01 22:54:25,199 INFO L899 garLoopResultBuilder]: For program point L757(lines 757 880) no Hoare annotation was computed. [2023-04-01 22:54:25,199 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 880) no Hoare annotation was computed. [2023-04-01 22:54:25,199 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,199 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,199 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 33) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L31-2(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L824(lines 824 880) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L494(lines 494 880) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 880) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L693(lines 693 880) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 880) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L562(lines 562 880) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 880) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L34-1(lines 30 882) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 880) no Hoare annotation was computed. [2023-04-01 22:54:25,200 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2023-04-01 22:54:25,201 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-04-01 22:54:25,201 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-04-01 22:54:25,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:54:25,201 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (<= 7 ~a15~0) (<= ~a15~0 8) (<= ~a21~0 7) (<= (+ 49 ~a12~0) 0)) [2023-04-01 22:54:25,201 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:54:25,201 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 22:54:25,204 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:54:25,206 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 22:54:25,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 10:54:25 BoogieIcfgContainer [2023-04-01 22:54:25,251 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 22:54:25,252 INFO L158 Benchmark]: Toolchain (without parser) took 25944.92ms. Allocated memory was 264.2MB in the beginning and 595.6MB in the end (delta: 331.4MB). Free memory was 216.9MB in the beginning and 307.6MB in the end (delta: -90.7MB). Peak memory consumption was 362.3MB. Max. memory is 8.0GB. [2023-04-01 22:54:25,252 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 181.4MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 22:54:25,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.66ms. Allocated memory is still 264.2MB. Free memory was 216.9MB in the beginning and 183.4MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. [2023-04-01 22:54:25,253 INFO L158 Benchmark]: Boogie Preprocessor took 111.59ms. Allocated memory is still 264.2MB. Free memory was 183.4MB in the beginning and 178.1MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-04-01 22:54:25,253 INFO L158 Benchmark]: RCFGBuilder took 1395.09ms. Allocated memory is still 264.2MB. Free memory was 178.1MB in the beginning and 221.1MB in the end (delta: -43.0MB). Peak memory consumption was 101.7MB. Max. memory is 8.0GB. [2023-04-01 22:54:25,253 INFO L158 Benchmark]: TraceAbstraction took 23855.39ms. Allocated memory was 264.2MB in the beginning and 595.6MB in the end (delta: 331.4MB). Free memory was 220.6MB in the beginning and 307.6MB in the end (delta: -87.1MB). Peak memory consumption was 364.4MB. Max. memory is 8.0GB. [2023-04-01 22:54:25,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 181.4MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 569.66ms. Allocated memory is still 264.2MB. Free memory was 216.9MB in the beginning and 183.4MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 111.59ms. Allocated memory is still 264.2MB. Free memory was 183.4MB in the beginning and 178.1MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1395.09ms. Allocated memory is still 264.2MB. Free memory was 178.1MB in the beginning and 221.1MB in the end (delta: -43.0MB). Peak memory consumption was 101.7MB. Max. memory is 8.0GB. * TraceAbstraction took 23855.39ms. Allocated memory was 264.2MB in the beginning and 595.6MB in the end (delta: 331.4MB). Free memory was 220.6MB in the beginning and 307.6MB in the end (delta: -87.1MB). Peak memory consumption was 364.4MB. 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: 212]: 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, 257 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.7s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 11.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5240 SdHoareTripleChecker+Valid, 9.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5231 mSDsluCounter, 722 SdHoareTripleChecker+Invalid, 8.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 343 mSDsCounter, 2143 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11848 IncrementalHoareTripleChecker+Invalid, 13991 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2143 mSolverCounterUnsat, 379 mSDtfsCounter, 11848 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1667 GetRequests, 1578 SyntacticMatches, 2 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3574occurred in iteration=6, InterpolantAutomatonStates: 69, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 2918 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 87 PreInvPairs, 147 NumberOfFragments, 261 HoareAnnotationTreeSize, 87 FomulaSimplifications, 67706 FormulaSimplificationTreeSizeReduction, 4.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4889 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 2566 NumberOfCodeBlocks, 2566 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 3044 ConstructedInterpolants, 0 QuantifiedInterpolants, 8462 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1890 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 13 InterpolantComputations, 5 PerfectInterpolantSequences, 2268/2284 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: 890]: Loop Invariant Derived loop invariant: ((((((((a15 <= 8 && 11 < a12) || \old(a15) < 7) || (8 == \old(a15) && a15 == 8)) || a15 == 9) || 0 < 49 + \old(a12)) || 8 < \old(a15)) || 7 < \old(a21)) || (a15 <= 6 && !(a21 == 8))) || (a15 < 8 && 7 <= a15) RESULT: Ultimate proved your program to be correct! [2023-04-01 22:54:25,284 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...