/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/eca-rers2012/Problem10_label14.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 22:13:01,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 22:13:01,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 22:13:01,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 22:13:01,246 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 22:13:01,271 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 22:13:01,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 22:13:01,272 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 22:13:01,272 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 22:13:01,273 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 22:13:01,273 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 22:13:01,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 22:13:01,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 22:13:01,274 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 22:13:01,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 22:13:01,274 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 22:13:01,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 22:13:01,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 22:13:01,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 22:13:01,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 22:13:01,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 22:13:01,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 22:13:01,275 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 22:13:01,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 22:13:01,275 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 22:13:01,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 22:13:01,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 22:13:01,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 22:13:01,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 22:13:01,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:13:01,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 22:13:01,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 22:13:01,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 22:13:01,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 22:13:01,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 22:13:01,276 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 22:13:01,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 22:13:01,276 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 22:13:01,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 22:13:01,276 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 22:13:01,276 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 22:13:01,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 22:13:01,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 22:13:01,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 22:13:01,454 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 22:13:01,454 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 22:13:01,455 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label14.c [2023-04-01 22:13:02,430 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 22:13:02,675 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 22:13:02,676 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label14.c [2023-04-01 22:13:02,688 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e39bcc2c/dca7c4508ca948c485ea7dc4689223c1/FLAG15b9a91c9 [2023-04-01 22:13:02,713 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e39bcc2c/dca7c4508ca948c485ea7dc4689223c1 [2023-04-01 22:13:02,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 22:13:02,718 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 22:13:02,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 22:13:02,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 22:13:02,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 22:13:02,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:13:02" (1/1) ... [2023-04-01 22:13:02,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d02f115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:02, skipping insertion in model container [2023-04-01 22:13:02,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:13:02" (1/1) ... [2023-04-01 22:13:02,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 22:13:02,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 22:13:03,043 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label14.c[3703,3716] [2023-04-01 22:13:03,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:13:03,264 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 22:13:03,276 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label14.c[3703,3716] [2023-04-01 22:13:03,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:13:03,332 INFO L208 MainTranslator]: Completed translation [2023-04-01 22:13:03,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:03 WrapperNode [2023-04-01 22:13:03,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 22:13:03,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 22:13:03,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 22:13:03,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 22:13:03,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:03" (1/1) ... [2023-04-01 22:13:03,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:03" (1/1) ... [2023-04-01 22:13:03,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:03" (1/1) ... [2023-04-01 22:13:03,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:03" (1/1) ... [2023-04-01 22:13:03,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:03" (1/1) ... [2023-04-01 22:13:03,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:03" (1/1) ... [2023-04-01 22:13:03,385 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:03" (1/1) ... [2023-04-01 22:13:03,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:03" (1/1) ... [2023-04-01 22:13:03,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 22:13:03,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 22:13:03,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 22:13:03,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 22:13:03,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:03" (1/1) ... [2023-04-01 22:13:03,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:13:03,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:13:03,416 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 22:13:03,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 22:13:03,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 22:13:03,441 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 22:13:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 22:13:03,443 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 22:13:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 22:13:03,443 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 22:13:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 22:13:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 22:13:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 22:13:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 22:13:03,444 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 22:13:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 22:13:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 22:13:03,421 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 22:13:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 22:13:03,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 22:13:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 22:13:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 22:13:03,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 22:13:03,513 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 22:13:03,514 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 22:13:04,222 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 22:13:04,228 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 22:13:04,228 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 22:13:04,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:13:04 BoogieIcfgContainer [2023-04-01 22:13:04,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 22:13:04,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 22:13:04,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 22:13:04,233 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 22:13:04,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 10:13:02" (1/3) ... [2023-04-01 22:13:04,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bd51ef4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:13:04, skipping insertion in model container [2023-04-01 22:13:04,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:13:03" (2/3) ... [2023-04-01 22:13:04,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bd51ef4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:13:04, skipping insertion in model container [2023-04-01 22:13:04,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:13:04" (3/3) ... [2023-04-01 22:13:04,234 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label14.c [2023-04-01 22:13:04,244 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 22:13:04,245 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 22:13:04,275 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 22:13:04,279 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;@30bad7a9, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 22:13:04,279 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 22:13:04,282 INFO L276 IsEmpty]: Start isEmpty. Operand has 215 states, 207 states have (on average 1.6763285024154588) internal successors, (347), 208 states have internal predecessors, (347), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-04-01 22:13:04,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-04-01 22:13:04,288 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:13:04,289 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] [2023-04-01 22:13:04,289 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:13:04,292 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:13:04,292 INFO L85 PathProgramCache]: Analyzing trace with hash 191020938, now seen corresponding path program 1 times [2023-04-01 22:13:04,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:13:04,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456376017] [2023-04-01 22:13:04,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:13:04,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:13:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:04,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:13:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:04,604 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 22:13:04,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:13:04,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456376017] [2023-04-01 22:13:04,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456376017] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:13:04,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:13:04,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-01 22:13:04,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187168786] [2023-04-01 22:13:04,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:13:04,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 22:13:04,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:13:04,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 22:13:04,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:13:04,628 INFO L87 Difference]: Start difference. First operand has 215 states, 207 states have (on average 1.6763285024154588) internal successors, (347), 208 states have internal predecessors, (347), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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 22:13:05,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:13:05,723 INFO L93 Difference]: Finished difference Result 730 states and 1301 transitions. [2023-04-01 22:13:05,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 22:13:05,725 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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 37 [2023-04-01 22:13:05,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:13:05,736 INFO L225 Difference]: With dead ends: 730 [2023-04-01 22:13:05,736 INFO L226 Difference]: Without dead ends: 447 [2023-04-01 22:13:05,741 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 22:13:05,743 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 894 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 894 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 1055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-04-01 22:13:05,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [894 Valid, 29 Invalid, 1055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-04-01 22:13:05,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2023-04-01 22:13:05,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 441. [2023-04-01 22:13:05,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 429 states have (on average 1.5268065268065267) internal successors, (655), 431 states have internal predecessors, (655), 5 states have call successors, (5), 5 states have call predecessors, (5), 6 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2023-04-01 22:13:05,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 672 transitions. [2023-04-01 22:13:05,794 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 672 transitions. Word has length 37 [2023-04-01 22:13:05,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:13:05,794 INFO L495 AbstractCegarLoop]: Abstraction has 441 states and 672 transitions. [2023-04-01 22:13:05,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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 22:13:05,795 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 672 transitions. [2023-04-01 22:13:05,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-04-01 22:13:05,799 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:13:05,799 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:13:05,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 22:13:05,800 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:13:05,800 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:13:05,800 INFO L85 PathProgramCache]: Analyzing trace with hash 652723451, now seen corresponding path program 1 times [2023-04-01 22:13:05,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:13:05,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674348714] [2023-04-01 22:13:05,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:13:05,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:13:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:06,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:13:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:06,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:13:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:06,800 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:13:06,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:13:06,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674348714] [2023-04-01 22:13:06,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674348714] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:13:06,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:13:06,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-01 22:13:06,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080481065] [2023-04-01 22:13:06,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:13:06,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-01 22:13:06,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:13:06,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-01 22:13:06,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-04-01 22:13:06,804 INFO L87 Difference]: Start difference. First operand 441 states and 672 transitions. Second operand has 9 states, 8 states have (on average 18.75) internal successors, (150), 6 states have internal predecessors, (150), 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 22:13:08,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:13:08,528 INFO L93 Difference]: Finished difference Result 1392 states and 2110 transitions. [2023-04-01 22:13:08,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-04-01 22:13:08,528 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 18.75) internal successors, (150), 6 states have internal predecessors, (150), 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 156 [2023-04-01 22:13:08,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:13:08,536 INFO L225 Difference]: With dead ends: 1392 [2023-04-01 22:13:08,536 INFO L226 Difference]: Without dead ends: 957 [2023-04-01 22:13:08,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=124, Invalid=338, Unknown=0, NotChecked=0, Total=462 [2023-04-01 22:13:08,544 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 692 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 1619 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 692 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 1898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 1619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-04-01 22:13:08,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [692 Valid, 115 Invalid, 1898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 1619 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-04-01 22:13:08,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 957 states. [2023-04-01 22:13:08,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 957 to 447. [2023-04-01 22:13:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 447 states, 432 states have (on average 1.3726851851851851) internal successors, (593), 437 states have internal predecessors, (593), 5 states have call successors, (5), 5 states have call predecessors, (5), 9 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2023-04-01 22:13:08,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 614 transitions. [2023-04-01 22:13:08,578 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 614 transitions. Word has length 156 [2023-04-01 22:13:08,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:13:08,579 INFO L495 AbstractCegarLoop]: Abstraction has 447 states and 614 transitions. [2023-04-01 22:13:08,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 18.75) internal successors, (150), 6 states have internal predecessors, (150), 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 22:13:08,579 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 614 transitions. [2023-04-01 22:13:08,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-04-01 22:13:08,584 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:13:08,585 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, 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] [2023-04-01 22:13:08,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 22:13:08,585 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:13:08,585 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:13:08,585 INFO L85 PathProgramCache]: Analyzing trace with hash -841833217, now seen corresponding path program 1 times [2023-04-01 22:13:08,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:13:08,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43246092] [2023-04-01 22:13:08,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:13:08,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:13:08,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:08,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:13:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:08,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:13:08,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:08,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-04-01 22:13:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:09,140 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 127 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:13:09,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:13:09,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43246092] [2023-04-01 22:13:09,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43246092] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:13:09,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1898357271] [2023-04-01 22:13:09,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:13:09,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:13:09,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:13:09,155 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 22:13:09,189 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 22:13:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:09,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:13:09,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:13:09,519 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 128 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:13:09,519 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:13:10,032 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 128 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:13:10,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1898357271] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:13:10,034 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:13:10,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5, 5] total 14 [2023-04-01 22:13:10,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956761575] [2023-04-01 22:13:10,035 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:13:10,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-04-01 22:13:10,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:13:10,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-04-01 22:13:10,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2023-04-01 22:13:10,039 INFO L87 Difference]: Start difference. First operand 447 states and 614 transitions. Second operand has 14 states, 14 states have (on average 32.57142857142857) internal successors, (456), 12 states have internal predecessors, (456), 5 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-04-01 22:13:12,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:13:12,742 INFO L93 Difference]: Finished difference Result 1534 states and 2288 transitions. [2023-04-01 22:13:12,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-04-01 22:13:12,742 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 32.57142857142857) internal successors, (456), 12 states have internal predecessors, (456), 5 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) Word has length 226 [2023-04-01 22:13:12,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:13:12,751 INFO L225 Difference]: With dead ends: 1534 [2023-04-01 22:13:12,751 INFO L226 Difference]: Without dead ends: 1093 [2023-04-01 22:13:12,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 462 SyntacticMatches, 2 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=469, Invalid=1511, Unknown=0, NotChecked=0, Total=1980 [2023-04-01 22:13:12,755 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 1601 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 2373 mSolverCounterSat, 699 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1601 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 3072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 699 IncrementalHoareTripleChecker+Valid, 2373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-04-01 22:13:12,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1601 Valid, 126 Invalid, 3072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [699 Valid, 2373 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-04-01 22:13:12,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1093 states. [2023-04-01 22:13:12,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1093 to 1049. [2023-04-01 22:13:12,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1049 states, 1012 states have (on average 1.2776679841897234) internal successors, (1293), 1030 states have internal predecessors, (1293), 10 states have call successors, (10), 9 states have call predecessors, (10), 26 states have return successors, (86), 9 states have call predecessors, (86), 9 states have call successors, (86) [2023-04-01 22:13:12,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 1049 states and 1389 transitions. [2023-04-01 22:13:12,811 INFO L78 Accepts]: Start accepts. Automaton has 1049 states and 1389 transitions. Word has length 226 [2023-04-01 22:13:12,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:13:12,813 INFO L495 AbstractCegarLoop]: Abstraction has 1049 states and 1389 transitions. [2023-04-01 22:13:12,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 32.57142857142857) internal successors, (456), 12 states have internal predecessors, (456), 5 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-04-01 22:13:12,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1389 transitions. [2023-04-01 22:13:12,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-04-01 22:13:12,824 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:13:12,825 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, 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] [2023-04-01 22:13:12,831 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 22:13:13,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:13:13,034 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:13:13,034 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:13:13,035 INFO L85 PathProgramCache]: Analyzing trace with hash -896137306, now seen corresponding path program 1 times [2023-04-01 22:13:13,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:13:13,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553065794] [2023-04-01 22:13:13,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:13:13,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:13:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:13,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:13:13,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:13,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:13:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:13,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-04-01 22:13:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:13,420 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 136 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:13:13,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:13:13,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553065794] [2023-04-01 22:13:13,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553065794] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:13:13,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [734487679] [2023-04-01 22:13:13,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:13:13,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:13:13,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:13:13,423 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 22:13:13,425 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 22:13:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:13,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:13:13,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:13:13,629 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 137 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:13:13,629 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:13:13,879 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 137 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:13:13,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [734487679] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:13:13,879 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:13:13,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2023-04-01 22:13:13,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031368684] [2023-04-01 22:13:13,881 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:13:13,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-01 22:13:13,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:13:13,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-01 22:13:13,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2023-04-01 22:13:13,884 INFO L87 Difference]: Start difference. First operand 1049 states and 1389 transitions. Second operand has 13 states, 13 states have (on average 37.53846153846154) internal successors, (488), 11 states have internal predecessors, (488), 6 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (8), 6 states have call predecessors, (8), 5 states have call successors, (8) [2023-04-01 22:13:15,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:13:15,035 INFO L93 Difference]: Finished difference Result 3151 states and 4404 transitions. [2023-04-01 22:13:15,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-04-01 22:13:15,036 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 37.53846153846154) internal successors, (488), 11 states have internal predecessors, (488), 6 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (8), 6 states have call predecessors, (8), 5 states have call successors, (8) Word has length 241 [2023-04-01 22:13:15,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:13:15,055 INFO L225 Difference]: With dead ends: 3151 [2023-04-01 22:13:15,055 INFO L226 Difference]: Without dead ends: 1508 [2023-04-01 22:13:15,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 489 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=182, Invalid=468, Unknown=0, NotChecked=0, Total=650 [2023-04-01 22:13:15,059 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 1752 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1824 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1756 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 2149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 1824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-04-01 22:13:15,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1756 Valid, 83 Invalid, 2149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 1824 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-04-01 22:13:15,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1508 states. [2023-04-01 22:13:15,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1508 to 1482. [2023-04-01 22:13:15,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1482 states, 1436 states have (on average 1.134401114206128) internal successors, (1629), 1458 states have internal predecessors, (1629), 12 states have call successors, (12), 12 states have call predecessors, (12), 33 states have return successors, (93), 11 states have call predecessors, (93), 11 states have call successors, (93) [2023-04-01 22:13:15,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1482 states and 1734 transitions. [2023-04-01 22:13:15,099 INFO L78 Accepts]: Start accepts. Automaton has 1482 states and 1734 transitions. Word has length 241 [2023-04-01 22:13:15,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:13:15,105 INFO L495 AbstractCegarLoop]: Abstraction has 1482 states and 1734 transitions. [2023-04-01 22:13:15,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 37.53846153846154) internal successors, (488), 11 states have internal predecessors, (488), 6 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (8), 6 states have call predecessors, (8), 5 states have call successors, (8) [2023-04-01 22:13:15,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1734 transitions. [2023-04-01 22:13:15,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2023-04-01 22:13:15,110 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:13:15,110 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:13:15,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-04-01 22:13:15,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-04-01 22:13:15,315 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:13:15,316 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:13:15,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1170503879, now seen corresponding path program 1 times [2023-04-01 22:13:15,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:13:15,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309579692] [2023-04-01 22:13:15,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:13:15,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:13:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:15,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:13:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:15,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:13:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:15,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-04-01 22:13:15,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:15,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-04-01 22:13:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:15,669 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 93 proven. 3 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2023-04-01 22:13:15,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:13:15,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309579692] [2023-04-01 22:13:15,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309579692] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:13:15,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [22634124] [2023-04-01 22:13:15,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:13:15,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:13:15,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:13:15,671 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 22:13:15,673 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 22:13:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:13:15,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 12 conjunts are in the unsatisfiable core [2023-04-01 22:13:15,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:13:16,180 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 326 proven. 2 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-04-01 22:13:16,180 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:13:17,967 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 95 proven. 260 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-04-01 22:13:17,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [22634124] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:13:17,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:13:17,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 8, 8] total 16 [2023-04-01 22:13:17,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454430193] [2023-04-01 22:13:17,967 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:13:17,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-04-01 22:13:17,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:13:17,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-04-01 22:13:17,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2023-04-01 22:13:17,969 INFO L87 Difference]: Start difference. First operand 1482 states and 1734 transitions. Second operand has 16 states, 16 states have (on average 40.8125) internal successors, (653), 14 states have internal predecessors, (653), 7 states have call successors, (13), 11 states have call predecessors, (13), 8 states have return successors, (11), 7 states have call predecessors, (11), 6 states have call successors, (11) [2023-04-01 22:13:20,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:13:20,764 INFO L93 Difference]: Finished difference Result 6081 states and 7953 transitions. [2023-04-01 22:13:20,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-04-01 22:13:20,764 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 40.8125) internal successors, (653), 14 states have internal predecessors, (653), 7 states have call successors, (13), 11 states have call predecessors, (13), 8 states have return successors, (11), 7 states have call predecessors, (11), 6 states have call successors, (11) Word has length 348 [2023-04-01 22:13:20,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:13:20,765 INFO L225 Difference]: With dead ends: 6081 [2023-04-01 22:13:20,765 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 22:13:20,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 777 GetRequests, 723 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 804 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=609, Invalid=2361, Unknown=0, NotChecked=0, Total=2970 [2023-04-01 22:13:20,773 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 3079 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 2903 mSolverCounterSat, 808 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3080 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 3711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 808 IncrementalHoareTripleChecker+Valid, 2903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-04-01 22:13:20,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3080 Valid, 119 Invalid, 3711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [808 Valid, 2903 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-04-01 22:13:20,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 22:13:20,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 22:13:20,774 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 22:13:20,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 22:13:20,774 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 348 [2023-04-01 22:13:20,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:13:20,774 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 22:13:20,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 40.8125) internal successors, (653), 14 states have internal predecessors, (653), 7 states have call successors, (13), 11 states have call predecessors, (13), 8 states have return successors, (11), 7 states have call predecessors, (11), 6 states have call successors, (11) [2023-04-01 22:13:20,774 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 22:13:20,774 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 22:13:20,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 22:13:20,784 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 22:13:20,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:13:20,983 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 22:13:24,599 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 22:13:24,600 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 22:13:24,600 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 22:13:24,600 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 586 602) no Hoare annotation was computed. [2023-04-01 22:13:24,600 INFO L895 garLoopResultBuilder]: At program point L600(line 600) the Hoare annotation is: (let ((.cse2 (<= ~a10~0 2)) (.cse3 (< ~a19~0 10)) (.cse1 (< 0 (+ 2526205 ~a1~0))) (.cse0 (not (= ~a19~0 6))) (.cse4 (<= ~a19~0 8))) (or (< |old(~a19~0)| 9) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2) (<= 10 |old(~a19~0)|) (and .cse0 .cse3 .cse1) (not (= 14 ~a4~0)) (and .cse4 (< 0 ~a10~0) (or (< 1 ~a10~0) (< 0 (+ ~a1~0 13))) .cse1 (<= ~a1~0 33)) (and .cse0 .cse4) (< 23 |old(~a1~0)|) (and (= ~a10~0 0) .cse4 (<= ~a1~0 23)) (not (= 0 |old(~a10~0)|)) (< |old(~a1~0)| 23) (not (= ~a12~0 0)))) [2023-04-01 22:13:24,600 INFO L899 garLoopResultBuilder]: For program point L600-1(line 600) no Hoare annotation was computed. [2023-04-01 22:13:24,600 INFO L899 garLoopResultBuilder]: For program point L597(line 597) no Hoare annotation was computed. [2023-04-01 22:13:24,600 INFO L895 garLoopResultBuilder]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse2 (<= ~a10~0 2)) (.cse3 (< ~a19~0 10)) (.cse1 (< 0 (+ 2526205 ~a1~0))) (.cse0 (not (= ~a19~0 6))) (.cse4 (<= ~a19~0 8))) (or (< |old(~a19~0)| 9) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2) (<= 10 |old(~a19~0)|) (and .cse0 .cse3 .cse1) (not (= 14 ~a4~0)) (and .cse4 (< 0 ~a10~0) (or (< 1 ~a10~0) (< 0 (+ ~a1~0 13))) .cse1 (<= ~a1~0 33)) (and .cse0 .cse4) (< 23 |old(~a1~0)|) (and (= ~a10~0 0) .cse4 (<= ~a1~0 23)) (not (= 0 |old(~a10~0)|)) (< |old(~a1~0)| 23) (not (= ~a12~0 0)))) [2023-04-01 22:13:24,600 INFO L899 garLoopResultBuilder]: For program point L592-3(lines 586 602) no Hoare annotation was computed. [2023-04-01 22:13:24,600 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 586 602) the Hoare annotation is: (or (< |old(~a19~0)| 9) (<= 10 |old(~a19~0)|) (and (= ~a10~0 0) (< ~a19~0 10) (<= ~a1~0 23) (<= 23 ~a1~0) (<= 9 ~a19~0)) (not (= 14 ~a4~0)) (< 23 |old(~a1~0)|) (not (= 0 |old(~a10~0)|)) (< |old(~a1~0)| 23) (not (= ~a12~0 0))) [2023-04-01 22:13:24,600 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~inputE~0 |old(~inputE~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a10~0 |old(~a10~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~inputF~0 |old(~inputF~0)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 582) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 582) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 582) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L301(lines 301 582) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 582) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L533(lines 533 582) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-04-01 22:13:24,601 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 582) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L435(lines 435 582) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L336(lines 336 582) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 582) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L403(lines 403 582) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L370(lines 370 582) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 582) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 582) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 582) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2023-04-01 22:13:24,602 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 107) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 582) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L306(lines 306 582) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 582) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 582) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L440(lines 440 582) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 582) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 582) no Hoare annotation was computed. [2023-04-01 22:13:24,603 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 582) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 582) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L475(lines 475 582) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L509(lines 509 582) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 582) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 582) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L246(lines 246 582) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 582) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,604 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 582) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 582) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 582) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L281(lines 281 582) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 582) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 582) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 582) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L481(lines 481 582) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 582) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,605 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 582) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L550(lines 550 582) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 582) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L385(lines 385 582) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L220(lines 220 582) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 582) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L287(lines 287 582) no Hoare annotation was computed. [2023-04-01 22:13:24,606 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 582) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 582) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 582) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 582) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 582) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 582) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2023-04-01 22:13:24,607 INFO L899 garLoopResultBuilder]: For program point L555(lines 555 582) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 582) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 582) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 582) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 582) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L491(lines 491 582) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L458(lines 458 582) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 582) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 582) no Hoare annotation was computed. [2023-04-01 22:13:24,608 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 30 584) the Hoare annotation is: (let ((.cse7 (= ~a19~0 |old(~a19~0)|)) (.cse8 (= ~a1~0 |old(~a1~0)|))) (let ((.cse2 (< 8 |old(~a19~0)|)) (.cse5 (<= (+ 2526205 |old(~a1~0)|) 0)) (.cse6 (<= 10 |old(~a19~0)|)) (.cse0 (not (= 14 ~a4~0))) (.cse1 (= 6 |old(~a19~0)|)) (.cse9 (< 2 |old(~a10~0)|)) (.cse3 (and .cse7 .cse8 (= ~a10~0 |old(~a10~0)|))) (.cse4 (not (= ~a12~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (<= |old(~a10~0)| 0) (< 33 |old(~a1~0)|) .cse2 .cse3 .cse5 (and (<= (+ |old(~a1~0)| 13) 0) (<= |old(~a10~0)| 1)) .cse4) (or .cse6 .cse0 .cse1 .cse3 .cse5 .cse4) (or (and (= ~a10~0 0) .cse7 .cse8) .cse0 .cse2 (< 23 |old(~a1~0)|) (not (= 0 |old(~a10~0)|)) .cse4) (or .cse0 .cse1 .cse9 .cse3 .cse5 .cse4) (or .cse6 .cse0 .cse1 .cse9 .cse3 .cse4)))) [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L393(lines 393 582) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 582) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L361(lines 361 582) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 33) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L31-2(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 582) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 582) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 582) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L429(lines 429 582) no Hoare annotation was computed. [2023-04-01 22:13:24,609 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 582) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 582) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L364(lines 364 582) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L34-1(lines 30 584) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 582) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 582) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 582) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:13:24,610 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a10~0 0) (< ~a19~0 10) (<= ~a1~0 23) (= 14 ~a4~0) (= ~a12~0 0) (<= 23 ~a1~0) (<= 9 ~a19~0)) [2023-04-01 22:13:24,610 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:13:24,611 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 22:13:24,633 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-04-01 22:13:24,635 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 22:13:24,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 10:13:24 BoogieIcfgContainer [2023-04-01 22:13:24,664 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 22:13:24,665 INFO L158 Benchmark]: Toolchain (without parser) took 21947.13ms. Allocated memory was 295.7MB in the beginning and 780.1MB in the end (delta: 484.4MB). Free memory was 247.1MB in the beginning and 530.5MB in the end (delta: -283.3MB). Peak memory consumption was 390.1MB. Max. memory is 8.0GB. [2023-04-01 22:13:24,665 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 179.3MB. Free memory is still 130.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 22:13:24,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.67ms. Allocated memory is still 295.7MB. Free memory was 247.1MB in the beginning and 219.3MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-04-01 22:13:24,666 INFO L158 Benchmark]: Boogie Preprocessor took 60.20ms. Allocated memory is still 295.7MB. Free memory was 219.3MB in the beginning and 215.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-04-01 22:13:24,666 INFO L158 Benchmark]: RCFGBuilder took 835.90ms. Allocated memory is still 295.7MB. Free memory was 215.1MB in the beginning and 251.6MB in the end (delta: -36.4MB). Peak memory consumption was 81.5MB. Max. memory is 8.0GB. [2023-04-01 22:13:24,666 INFO L158 Benchmark]: TraceAbstraction took 20433.89ms. Allocated memory was 295.7MB in the beginning and 780.1MB in the end (delta: 484.4MB). Free memory was 250.5MB in the beginning and 530.5MB in the end (delta: -279.9MB). Peak memory consumption was 392.4MB. Max. memory is 8.0GB. [2023-04-01 22:13:24,667 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 179.3MB. Free memory is still 130.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 613.67ms. Allocated memory is still 295.7MB. Free memory was 247.1MB in the beginning and 219.3MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 60.20ms. Allocated memory is still 295.7MB. Free memory was 219.3MB in the beginning and 215.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 835.90ms. Allocated memory is still 295.7MB. Free memory was 215.1MB in the beginning and 251.6MB in the end (delta: -36.4MB). Peak memory consumption was 81.5MB. Max. memory is 8.0GB. * TraceAbstraction took 20433.89ms. Allocated memory was 295.7MB in the beginning and 780.1MB in the end (delta: 484.4MB). Free memory was 250.5MB in the beginning and 530.5MB in the end (delta: -279.9MB). Peak memory consumption was 392.4MB. 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: 107]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 218 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.4s, OverallIterations: 5, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8023 SdHoareTripleChecker+Valid, 6.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8018 mSDsluCounter, 472 SdHoareTripleChecker+Invalid, 5.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 366 mSDsCounter, 2415 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9470 IncrementalHoareTripleChecker+Invalid, 11885 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2415 mSolverCounterUnsat, 106 mSDtfsCounter, 9470 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1829 GetRequests, 1680 SyntacticMatches, 4 SemanticMatches, 145 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1437 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1482occurred in iteration=4, InterpolantAutomatonStates: 126, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 586 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 80 PreInvPairs, 182 NumberOfFragments, 494 HoareAnnotationTreeSize, 80 FomulaSimplifications, 96667 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 11790 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 1823 NumberOfCodeBlocks, 1823 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2627 ConstructedInterpolants, 0 QuantifiedInterpolants, 14563 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1447 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 1637/1914 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: (((((((((((\old(a19) < 9 || ((!(a19 == 6) && 0 < 2526205 + a1) && a10 <= 2)) || ((!(a19 == 6) && a19 < 10) && a10 <= 2)) || 10 <= \old(a19)) || ((!(a19 == 6) && a19 < 10) && 0 < 2526205 + a1)) || !(14 == a4)) || ((((a19 <= 8 && 0 < a10) && (1 < a10 || 0 < a1 + 13)) && 0 < 2526205 + a1) && a1 <= 33)) || (!(a19 == 6) && a19 <= 8)) || 23 < \old(a1)) || ((a10 == 0 && a19 <= 8) && a1 <= 23)) || !(0 == \old(a10))) || \old(a1) < 23) || !(a12 == 0) RESULT: Ultimate proved your program to be correct! [2023-04-01 22:13:24,707 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...