/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/Problem11_label06.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 22:15:24,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 22:15:24,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 22:15:24,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 22:15:24,551 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 22:15:24,582 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 22:15:24,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 22:15:24,583 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 22:15:24,583 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 22:15:24,584 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 22:15:24,584 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 22:15:24,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 22:15:24,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 22:15:24,585 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 22:15:24,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 22:15:24,586 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 22:15:24,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 22:15:24,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 22:15:24,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 22:15:24,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 22:15:24,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 22:15:24,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 22:15:24,587 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 22:15:24,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 22:15:24,587 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 22:15:24,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 22:15:24,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 22:15:24,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 22:15:24,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 22:15:24,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:15:24,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 22:15:24,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 22:15:24,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 22:15:24,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 22:15:24,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 22:15:24,589 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 22:15:24,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 22:15:24,590 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 22:15:24,590 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 22:15:24,590 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 22:15:24,590 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 22:15:24,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 22:15:24,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 22:15:24,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 22:15:24,803 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 22:15:24,803 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 22:15:24,804 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label06.c [2023-04-01 22:15:26,114 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 22:15:26,368 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 22:15:26,368 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label06.c [2023-04-01 22:15:26,380 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcfb385f9/2241e09731a74e8db24a95bd3a4b853d/FLAG591f203fd [2023-04-01 22:15:26,399 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcfb385f9/2241e09731a74e8db24a95bd3a4b853d [2023-04-01 22:15:26,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 22:15:26,403 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 22:15:26,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 22:15:26,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 22:15:26,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 22:15:26,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:15:26" (1/1) ... [2023-04-01 22:15:26,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38da8e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:26, skipping insertion in model container [2023-04-01 22:15:26,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:15:26" (1/1) ... [2023-04-01 22:15:26,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 22:15:26,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 22:15:26,741 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/Problem11_label06.c[9087,9100] [2023-04-01 22:15:26,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:15:26,934 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 22:15:26,974 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/Problem11_label06.c[9087,9100] [2023-04-01 22:15:27,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:15:27,097 INFO L208 MainTranslator]: Completed translation [2023-04-01 22:15:27,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:27 WrapperNode [2023-04-01 22:15:27,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 22:15:27,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 22:15:27,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 22:15:27,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 22:15:27,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:27" (1/1) ... [2023-04-01 22:15:27,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:27" (1/1) ... [2023-04-01 22:15:27,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:27" (1/1) ... [2023-04-01 22:15:27,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:27" (1/1) ... [2023-04-01 22:15:27,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:27" (1/1) ... [2023-04-01 22:15:27,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:27" (1/1) ... [2023-04-01 22:15:27,248 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:27" (1/1) ... [2023-04-01 22:15:27,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:27" (1/1) ... [2023-04-01 22:15:27,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 22:15:27,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 22:15:27,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 22:15:27,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 22:15:27,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:27" (1/1) ... [2023-04-01 22:15:27,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:15:27,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:15:27,298 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 22:15:27,323 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 22:15:27,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 22:15:27,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 22:15:27,347 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 22:15:27,347 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 22:15:27,347 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 22:15:27,347 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 22:15:27,347 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 22:15:27,347 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 22:15:27,347 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 22:15:27,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 22:15:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 22:15:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 22:15:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 22:15:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 22:15:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 22:15:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 22:15:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 22:15:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 22:15:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 22:15:27,431 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 22:15:27,433 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 22:15:28,854 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 22:15:28,872 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 22:15:28,872 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 22:15:28,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:15:28 BoogieIcfgContainer [2023-04-01 22:15:28,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 22:15:28,878 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 22:15:28,878 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 22:15:28,881 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 22:15:28,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 10:15:26" (1/3) ... [2023-04-01 22:15:28,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3333f398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:15:28, skipping insertion in model container [2023-04-01 22:15:28,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:15:27" (2/3) ... [2023-04-01 22:15:28,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3333f398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:15:28, skipping insertion in model container [2023-04-01 22:15:28,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:15:28" (3/3) ... [2023-04-01 22:15:28,885 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label06.c [2023-04-01 22:15:28,902 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 22:15:28,902 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 22:15:28,959 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 22:15:28,965 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;@33dd7225, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 22:15:28,965 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 22:15:28,970 INFO L276 IsEmpty]: Start isEmpty. Operand has 292 states, 284 states have (on average 1.7077464788732395) internal successors, (485), 285 states have internal predecessors, (485), 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 22:15:28,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-04-01 22:15:28,980 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:15:28,981 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:15:28,981 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:15:28,986 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:15:28,986 INFO L85 PathProgramCache]: Analyzing trace with hash 19141842, now seen corresponding path program 1 times [2023-04-01 22:15:28,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:15:28,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738657273] [2023-04-01 22:15:28,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:28,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:15:29,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:29,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:15:29,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:29,645 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 22:15:29,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:15:29,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738657273] [2023-04-01 22:15:29,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738657273] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:15:29,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:15:29,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 22:15:29,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337958411] [2023-04-01 22:15:29,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:15:29,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 22:15:29,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:15:29,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 22:15:29,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-01 22:15:29,679 INFO L87 Difference]: Start difference. First operand has 292 states, 284 states have (on average 1.7077464788732395) internal successors, (485), 285 states have internal predecessors, (485), 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 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 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 22:15:31,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:15:31,319 INFO L93 Difference]: Finished difference Result 806 states and 1404 transitions. [2023-04-01 22:15:31,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 22:15:31,321 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 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 69 [2023-04-01 22:15:31,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:15:31,334 INFO L225 Difference]: With dead ends: 806 [2023-04-01 22:15:31,334 INFO L226 Difference]: Without dead ends: 434 [2023-04-01 22:15:31,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:15:31,344 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 643 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 970 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 643 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 1106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-04-01 22:15:31,345 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [643 Valid, 56 Invalid, 1106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 970 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-04-01 22:15:31,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2023-04-01 22:15:31,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 428. [2023-04-01 22:15:31,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 418 states have (on average 1.4497607655502391) internal successors, (606), 420 states have internal predecessors, (606), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-04-01 22:15:31,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 617 transitions. [2023-04-01 22:15:31,420 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 617 transitions. Word has length 69 [2023-04-01 22:15:31,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:15:31,421 INFO L495 AbstractCegarLoop]: Abstraction has 428 states and 617 transitions. [2023-04-01 22:15:31,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 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 22:15:31,421 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 617 transitions. [2023-04-01 22:15:31,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-04-01 22:15:31,426 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:15:31,426 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:15:31,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 22:15:31,427 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:15:31,427 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:15:31,427 INFO L85 PathProgramCache]: Analyzing trace with hash -1657890666, now seen corresponding path program 1 times [2023-04-01 22:15:31,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:15:31,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187975869] [2023-04-01 22:15:31,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:31,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:15:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:31,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:15:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:31,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:15:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:31,947 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:15:31,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:15:31,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187975869] [2023-04-01 22:15:31,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187975869] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:15:31,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:15:31,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 22:15:31,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149535426] [2023-04-01 22:15:31,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:15:31,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-01 22:15:31,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:15:31,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-01 22:15:31,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:15:31,951 INFO L87 Difference]: Start difference. First operand 428 states and 617 transitions. Second operand has 8 states, 7 states have (on average 19.285714285714285) internal successors, (135), 5 states have internal predecessors, (135), 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 22:15:34,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:15:34,078 INFO L93 Difference]: Finished difference Result 1661 states and 2472 transitions. [2023-04-01 22:15:34,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-01 22:15:34,079 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 19.285714285714285) internal successors, (135), 5 states have internal predecessors, (135), 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 141 [2023-04-01 22:15:34,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:15:34,090 INFO L225 Difference]: With dead ends: 1661 [2023-04-01 22:15:34,090 INFO L226 Difference]: Without dead ends: 1239 [2023-04-01 22:15:34,095 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2023-04-01 22:15:34,100 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 1653 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 1446 mSolverCounterSat, 374 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1653 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 1820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 374 IncrementalHoareTripleChecker+Valid, 1446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-04-01 22:15:34,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1653 Valid, 154 Invalid, 1820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [374 Valid, 1446 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-04-01 22:15:34,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1239 states. [2023-04-01 22:15:34,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1239 to 1203. [2023-04-01 22:15:34,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1203 states, 1178 states have (on average 1.3837011884550086) internal successors, (1630), 1187 states have internal predecessors, (1630), 8 states have call successors, (8), 8 states have call predecessors, (8), 16 states have return successors, (49), 7 states have call predecessors, (49), 7 states have call successors, (49) [2023-04-01 22:15:34,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1203 states and 1687 transitions. [2023-04-01 22:15:34,159 INFO L78 Accepts]: Start accepts. Automaton has 1203 states and 1687 transitions. Word has length 141 [2023-04-01 22:15:34,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:15:34,160 INFO L495 AbstractCegarLoop]: Abstraction has 1203 states and 1687 transitions. [2023-04-01 22:15:34,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 19.285714285714285) internal successors, (135), 5 states have internal predecessors, (135), 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 22:15:34,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1687 transitions. [2023-04-01 22:15:34,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-04-01 22:15:34,175 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:15:34,175 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:15:34,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 22:15:34,176 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:15:34,176 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:15:34,176 INFO L85 PathProgramCache]: Analyzing trace with hash -211464134, now seen corresponding path program 1 times [2023-04-01 22:15:34,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:15:34,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573643120] [2023-04-01 22:15:34,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:34,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:15:34,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:34,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:15:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:34,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:15:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:34,560 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 61 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:15:34,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:15:34,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573643120] [2023-04-01 22:15:34,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573643120] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:15:34,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [935768702] [2023-04-01 22:15:34,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:34,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:34,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:15:34,567 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 22:15:34,589 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 22:15:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:34,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 11 conjunts are in the unsatisfiable core [2023-04-01 22:15:34,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:15:35,136 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:15:35,136 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:15:35,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [935768702] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:15:35,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:15:35,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2023-04-01 22:15:35,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68275] [2023-04-01 22:15:35,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:15:35,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 22:15:35,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:15:35,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 22:15:35,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:15:35,143 INFO L87 Difference]: Start difference. First operand 1203 states and 1687 transitions. Second operand has 5 states, 5 states have (on average 27.4) internal successors, (137), 4 states have internal predecessors, (137), 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 22:15:36,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:15:36,228 INFO L93 Difference]: Finished difference Result 3019 states and 4196 transitions. [2023-04-01 22:15:36,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-01 22:15:36,230 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.4) internal successors, (137), 4 states have internal predecessors, (137), 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 143 [2023-04-01 22:15:36,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:15:36,239 INFO L225 Difference]: With dead ends: 3019 [2023-04-01 22:15:36,239 INFO L226 Difference]: Without dead ends: 1822 [2023-04-01 22:15:36,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-04-01 22:15:36,245 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 496 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 1021 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 1154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1021 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-04-01 22:15:36,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [496 Valid, 129 Invalid, 1154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1021 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-04-01 22:15:36,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1822 states. [2023-04-01 22:15:36,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1822 to 1612. [2023-04-01 22:15:36,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1612 states, 1567 states have (on average 1.2999361837906829) internal successors, (2037), 1592 states have internal predecessors, (2037), 10 states have call successors, (10), 10 states have call predecessors, (10), 34 states have return successors, (106), 9 states have call predecessors, (106), 9 states have call successors, (106) [2023-04-01 22:15:36,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1612 states and 2153 transitions. [2023-04-01 22:15:36,312 INFO L78 Accepts]: Start accepts. Automaton has 1612 states and 2153 transitions. Word has length 143 [2023-04-01 22:15:36,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:15:36,312 INFO L495 AbstractCegarLoop]: Abstraction has 1612 states and 2153 transitions. [2023-04-01 22:15:36,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.4) internal successors, (137), 4 states have internal predecessors, (137), 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 22:15:36,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 2153 transitions. [2023-04-01 22:15:36,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-04-01 22:15:36,315 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:15:36,315 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:15:36,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-01 22:15:36,528 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 22:15:36,529 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:15:36,529 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:15:36,529 INFO L85 PathProgramCache]: Analyzing trace with hash -2066477060, now seen corresponding path program 1 times [2023-04-01 22:15:36,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:15:36,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480732582] [2023-04-01 22:15:36,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:36,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:15:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:36,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:15:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:36,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:15:36,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:36,871 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 61 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:15:36,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:15:36,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480732582] [2023-04-01 22:15:36,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480732582] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:15:36,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [367640303] [2023-04-01 22:15:36,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:36,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:36,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:15:36,877 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 22:15:36,901 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 22:15:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:36,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:15:37,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:15:37,098 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:15:37,099 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:15:37,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [367640303] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:15:37,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:15:37,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 22:15:37,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393194560] [2023-04-01 22:15:37,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:15:37,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:15:37,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:15:37,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:15:37,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:15:37,106 INFO L87 Difference]: Start difference. First operand 1612 states and 2153 transitions. Second operand has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 22:15:37,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:15:37,829 INFO L93 Difference]: Finished difference Result 3805 states and 5133 transitions. [2023-04-01 22:15:37,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:15:37,833 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 185 [2023-04-01 22:15:37,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:15:37,862 INFO L225 Difference]: With dead ends: 3805 [2023-04-01 22:15:37,862 INFO L226 Difference]: Without dead ends: 2199 [2023-04-01 22:15:37,870 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:15:37,872 INFO L413 NwaCegarLoop]: 293 mSDtfsCounter, 150 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 22:15:37,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 320 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 22:15:37,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2199 states. [2023-04-01 22:15:37,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2199 to 1995. [2023-04-01 22:15:37,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1995 states, 1943 states have (on average 1.2691713844570252) internal successors, (2466), 1971 states have internal predecessors, (2466), 12 states have call successors, (12), 12 states have call predecessors, (12), 39 states have return successors, (143), 11 states have call predecessors, (143), 11 states have call successors, (143) [2023-04-01 22:15:37,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1995 states and 2621 transitions. [2023-04-01 22:15:37,938 INFO L78 Accepts]: Start accepts. Automaton has 1995 states and 2621 transitions. Word has length 185 [2023-04-01 22:15:37,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:15:37,941 INFO L495 AbstractCegarLoop]: Abstraction has 1995 states and 2621 transitions. [2023-04-01 22:15:37,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 22:15:37,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 2621 transitions. [2023-04-01 22:15:37,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-04-01 22:15:37,946 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:15:37,950 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 22:15:37,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-04-01 22:15:38,156 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 22:15:38,156 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:15:38,157 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:15:38,157 INFO L85 PathProgramCache]: Analyzing trace with hash 785551076, now seen corresponding path program 1 times [2023-04-01 22:15:38,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:15:38,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888987588] [2023-04-01 22:15:38,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:38,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:15:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:38,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:15:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:38,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:15:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:38,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-04-01 22:15:38,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:38,579 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 125 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-04-01 22:15:38,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:15:38,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888987588] [2023-04-01 22:15:38,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888987588] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:15:38,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1649471072] [2023-04-01 22:15:38,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:38,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:38,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:15:38,581 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 22:15:38,608 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 22:15:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:38,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 12 conjunts are in the unsatisfiable core [2023-04-01 22:15:38,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:15:39,287 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 127 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-04-01 22:15:39,287 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:15:39,982 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-04-01 22:15:39,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1649471072] provided 1 perfect and 1 imperfect interpolant sequences [2023-04-01 22:15:39,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-04-01 22:15:39,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 6] total 9 [2023-04-01 22:15:39,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217795291] [2023-04-01 22:15:39,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:15:39,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:15:39,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:15:39,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:15:39,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-04-01 22:15:39,985 INFO L87 Difference]: Start difference. First operand 1995 states and 2621 transitions. Second operand has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:15:40,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:15:40,752 INFO L93 Difference]: Finished difference Result 4758 states and 6524 transitions. [2023-04-01 22:15:40,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:15:40,753 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 259 [2023-04-01 22:15:40,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:15:40,766 INFO L225 Difference]: With dead ends: 4758 [2023-04-01 22:15:40,767 INFO L226 Difference]: Without dead ends: 2769 [2023-04-01 22:15:40,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 528 GetRequests, 519 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-04-01 22:15:40,772 INFO L413 NwaCegarLoop]: 356 mSDtfsCounter, 137 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 516 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 22:15:40,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 390 Invalid, 656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 516 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 22:15:40,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2769 states. [2023-04-01 22:15:40,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2769 to 2769. [2023-04-01 22:15:40,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2769 states, 2699 states have (on average 1.2534271952575027) internal successors, (3383), 2737 states have internal predecessors, (3383), 16 states have call successors, (16), 16 states have call predecessors, (16), 53 states have return successors, (264), 15 states have call predecessors, (264), 15 states have call successors, (264) [2023-04-01 22:15:40,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2769 states and 3663 transitions. [2023-04-01 22:15:40,874 INFO L78 Accepts]: Start accepts. Automaton has 2769 states and 3663 transitions. Word has length 259 [2023-04-01 22:15:40,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:15:40,874 INFO L495 AbstractCegarLoop]: Abstraction has 2769 states and 3663 transitions. [2023-04-01 22:15:40,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:15:40,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 3663 transitions. [2023-04-01 22:15:40,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2023-04-01 22:15:40,880 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:15:40,881 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 22:15:40,887 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 22:15:41,086 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 22:15:41,087 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:15:41,087 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:15:41,088 INFO L85 PathProgramCache]: Analyzing trace with hash -695893755, now seen corresponding path program 1 times [2023-04-01 22:15:41,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:15:41,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986165980] [2023-04-01 22:15:41,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:41,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:15:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:41,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:15:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:41,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:15:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:41,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-04-01 22:15:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:41,577 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 217 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-04-01 22:15:41,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:15:41,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986165980] [2023-04-01 22:15:41,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986165980] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:15:41,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1567639053] [2023-04-01 22:15:41,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:41,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:41,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:15:41,579 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:15:41,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-04-01 22:15:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:41,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-01 22:15:41,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:15:42,043 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 125 proven. 2 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-04-01 22:15:42,043 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:15:42,760 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-04-01 22:15:42,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1567639053] provided 1 perfect and 1 imperfect interpolant sequences [2023-04-01 22:15:42,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-04-01 22:15:42,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7, 5] total 12 [2023-04-01 22:15:42,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356311688] [2023-04-01 22:15:42,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:15:42,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 22:15:42,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:15:42,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 22:15:42,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2023-04-01 22:15:42,762 INFO L87 Difference]: Start difference. First operand 2769 states and 3663 transitions. Second operand has 5 states, 5 states have (on average 36.4) internal successors, (182), 4 states have internal predecessors, (182), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-04-01 22:15:43,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:15:43,771 INFO L93 Difference]: Finished difference Result 7478 states and 10281 transitions. [2023-04-01 22:15:43,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 22:15:43,772 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 36.4) internal successors, (182), 4 states have internal predecessors, (182), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 284 [2023-04-01 22:15:43,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:15:43,791 INFO L225 Difference]: With dead ends: 7478 [2023-04-01 22:15:43,792 INFO L226 Difference]: Without dead ends: 4715 [2023-04-01 22:15:43,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 580 GetRequests, 567 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2023-04-01 22:15:43,800 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 493 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 1061 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-04-01 22:15:43,800 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [493 Valid, 111 Invalid, 1061 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-04-01 22:15:43,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4715 states. [2023-04-01 22:15:43,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4715 to 4523. [2023-04-01 22:15:43,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4523 states, 4404 states have (on average 1.2247956403269755) internal successors, (5394), 4473 states have internal predecessors, (5394), 25 states have call successors, (25), 25 states have call predecessors, (25), 93 states have return successors, (609), 24 states have call predecessors, (609), 24 states have call successors, (609) [2023-04-01 22:15:43,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4523 states to 4523 states and 6028 transitions. [2023-04-01 22:15:43,902 INFO L78 Accepts]: Start accepts. Automaton has 4523 states and 6028 transitions. Word has length 284 [2023-04-01 22:15:43,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:15:43,903 INFO L495 AbstractCegarLoop]: Abstraction has 4523 states and 6028 transitions. [2023-04-01 22:15:43,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 36.4) internal successors, (182), 4 states have internal predecessors, (182), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-04-01 22:15:43,903 INFO L276 IsEmpty]: Start isEmpty. Operand 4523 states and 6028 transitions. [2023-04-01 22:15:43,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2023-04-01 22:15:43,913 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:15:43,914 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:15:43,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-04-01 22:15:44,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:44,121 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:15:44,121 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:15:44,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1473940448, now seen corresponding path program 1 times [2023-04-01 22:15:44,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:15:44,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033144511] [2023-04-01 22:15:44,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:44,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:15:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:44,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:15:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:44,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:15:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:44,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-04-01 22:15:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 234 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-04-01 22:15:44,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:15:44,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033144511] [2023-04-01 22:15:44,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033144511] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:15:44,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [232355188] [2023-04-01 22:15:44,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:44,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:44,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:15:44,750 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:15:44,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-04-01 22:15:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:44,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-01 22:15:44,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:15:45,290 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 125 proven. 2 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-04-01 22:15:45,290 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:15:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-04-01 22:15:46,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [232355188] provided 1 perfect and 1 imperfect interpolant sequences [2023-04-01 22:15:46,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-04-01 22:15:46,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7, 5] total 12 [2023-04-01 22:15:46,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665870033] [2023-04-01 22:15:46,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:15:46,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 22:15:46,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:15:46,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 22:15:46,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2023-04-01 22:15:46,030 INFO L87 Difference]: Start difference. First operand 4523 states and 6028 transitions. Second operand has 5 states, 5 states have (on average 47.0) internal successors, (235), 4 states have internal predecessors, (235), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-04-01 22:15:46,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:15:46,878 INFO L93 Difference]: Finished difference Result 10402 states and 14002 transitions. [2023-04-01 22:15:46,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 22:15:46,878 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 47.0) internal successors, (235), 4 states have internal predecessors, (235), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 354 [2023-04-01 22:15:46,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:15:46,909 INFO L225 Difference]: With dead ends: 10402 [2023-04-01 22:15:46,910 INFO L226 Difference]: Without dead ends: 5885 [2023-04-01 22:15:46,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 720 GetRequests, 707 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2023-04-01 22:15:46,922 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 282 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 22:15:46,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 125 Invalid, 982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 22:15:46,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5885 states. [2023-04-01 22:15:47,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5885 to 5885. [2023-04-01 22:15:47,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5885 states, 5729 states have (on average 1.2042241228835748) internal successors, (6899), 5821 states have internal predecessors, (6899), 32 states have call successors, (32), 32 states have call predecessors, (32), 123 states have return successors, (874), 31 states have call predecessors, (874), 31 states have call successors, (874) [2023-04-01 22:15:47,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5885 states to 5885 states and 7805 transitions. [2023-04-01 22:15:47,067 INFO L78 Accepts]: Start accepts. Automaton has 5885 states and 7805 transitions. Word has length 354 [2023-04-01 22:15:47,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:15:47,068 INFO L495 AbstractCegarLoop]: Abstraction has 5885 states and 7805 transitions. [2023-04-01 22:15:47,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 47.0) internal successors, (235), 4 states have internal predecessors, (235), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-04-01 22:15:47,068 INFO L276 IsEmpty]: Start isEmpty. Operand 5885 states and 7805 transitions. [2023-04-01 22:15:47,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2023-04-01 22:15:47,080 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:15:47,080 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, 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, 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, 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] [2023-04-01 22:15:47,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-04-01 22:15:47,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:47,287 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:15:47,287 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:15:47,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1481016057, now seen corresponding path program 1 times [2023-04-01 22:15:47,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:15:47,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853250000] [2023-04-01 22:15:47,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:47,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:15:47,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:47,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:15:47,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:47,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:15:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:47,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-04-01 22:15:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:47,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2023-04-01 22:15:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:47,715 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 355 proven. 2 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-04-01 22:15:47,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:15:47,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853250000] [2023-04-01 22:15:47,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853250000] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:15:47,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [535203488] [2023-04-01 22:15:47,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:47,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:47,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:15:47,717 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:15:47,742 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-04-01 22:15:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:47,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:15:47,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:15:47,950 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2023-04-01 22:15:47,950 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:15:47,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [535203488] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:15:47,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:15:47,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-04-01 22:15:47,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315278640] [2023-04-01 22:15:47,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:15:47,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:15:47,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:15:47,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:15:47,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:15:47,952 INFO L87 Difference]: Start difference. First operand 5885 states and 7805 transitions. Second operand has 3 states, 3 states have (on average 61.0) internal successors, (183), 3 states have internal predecessors, (183), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:15:48,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:15:48,712 INFO L93 Difference]: Finished difference Result 12897 states and 17350 transitions. [2023-04-01 22:15:48,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:15:48,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 61.0) internal successors, (183), 3 states have internal predecessors, (183), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 364 [2023-04-01 22:15:48,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:15:48,743 INFO L225 Difference]: With dead ends: 12897 [2023-04-01 22:15:48,743 INFO L226 Difference]: Without dead ends: 7018 [2023-04-01 22:15:48,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:15:48,756 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 139 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 560 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 22:15:48,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 190 Invalid, 650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 560 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 22:15:48,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7018 states. [2023-04-01 22:15:48,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7018 to 7015. [2023-04-01 22:15:48,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7015 states, 6845 states have (on average 1.1944485025566107) internal successors, (8176), 6939 states have internal predecessors, (8176), 38 states have call successors, (38), 38 states have call predecessors, (38), 131 states have return successors, (1036), 37 states have call predecessors, (1036), 37 states have call successors, (1036) [2023-04-01 22:15:48,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7015 states to 7015 states and 9250 transitions. [2023-04-01 22:15:48,961 INFO L78 Accepts]: Start accepts. Automaton has 7015 states and 9250 transitions. Word has length 364 [2023-04-01 22:15:48,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:15:48,962 INFO L495 AbstractCegarLoop]: Abstraction has 7015 states and 9250 transitions. [2023-04-01 22:15:48,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.0) internal successors, (183), 3 states have internal predecessors, (183), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:15:48,963 INFO L276 IsEmpty]: Start isEmpty. Operand 7015 states and 9250 transitions. [2023-04-01 22:15:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2023-04-01 22:15:48,976 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:15:48,976 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, 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, 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, 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] [2023-04-01 22:15:48,987 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-04-01 22:15:49,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:49,183 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:15:49,183 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:15:49,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1417372076, now seen corresponding path program 1 times [2023-04-01 22:15:49,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:15:49,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256602061] [2023-04-01 22:15:49,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:49,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:15:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:49,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:15:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:49,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:15:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:49,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-04-01 22:15:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:49,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2023-04-01 22:15:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:49,593 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 365 proven. 2 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-04-01 22:15:49,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:15:49,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256602061] [2023-04-01 22:15:49,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256602061] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:15:49,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [397750400] [2023-04-01 22:15:49,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:49,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:49,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:15:49,595 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:15:49,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-04-01 22:15:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:49,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 7 conjunts are in the unsatisfiable core [2023-04-01 22:15:49,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:15:49,846 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 367 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-04-01 22:15:49,846 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:15:50,143 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 367 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-04-01 22:15:50,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [397750400] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:15:50,144 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:15:50,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 8 [2023-04-01 22:15:50,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664079113] [2023-04-01 22:15:50,144 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:15:50,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-01 22:15:50,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:15:50,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-01 22:15:50,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:15:50,149 INFO L87 Difference]: Start difference. First operand 7015 states and 9250 transitions. Second operand has 8 states, 8 states have (on average 44.625) internal successors, (357), 6 states have internal predecessors, (357), 3 states have call successors, (9), 6 states have call predecessors, (9), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 22:15:51,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:15:51,413 INFO L93 Difference]: Finished difference Result 16185 states and 22152 transitions. [2023-04-01 22:15:51,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-01 22:15:51,415 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 44.625) internal successors, (357), 6 states have internal predecessors, (357), 3 states have call successors, (9), 6 states have call predecessors, (9), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 369 [2023-04-01 22:15:51,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:15:51,453 INFO L225 Difference]: With dead ends: 16185 [2023-04-01 22:15:51,453 INFO L226 Difference]: Without dead ends: 9176 [2023-04-01 22:15:51,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 760 GetRequests, 749 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2023-04-01 22:15:51,472 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 1204 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 1030 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1204 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 1298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-04-01 22:15:51,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1204 Valid, 113 Invalid, 1298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1030 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-04-01 22:15:51,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9176 states. [2023-04-01 22:15:51,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9176 to 8722. [2023-04-01 22:15:51,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8722 states, 8525 states have (on average 1.1747800586510264) internal successors, (10015), 8628 states have internal predecessors, (10015), 47 states have call successors, (47), 47 states have call predecessors, (47), 149 states have return successors, (1117), 46 states have call predecessors, (1117), 46 states have call successors, (1117) [2023-04-01 22:15:51,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8722 states to 8722 states and 11179 transitions. [2023-04-01 22:15:51,750 INFO L78 Accepts]: Start accepts. Automaton has 8722 states and 11179 transitions. Word has length 369 [2023-04-01 22:15:51,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:15:51,750 INFO L495 AbstractCegarLoop]: Abstraction has 8722 states and 11179 transitions. [2023-04-01 22:15:51,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 44.625) internal successors, (357), 6 states have internal predecessors, (357), 3 states have call successors, (9), 6 states have call predecessors, (9), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 22:15:51,751 INFO L276 IsEmpty]: Start isEmpty. Operand 8722 states and 11179 transitions. [2023-04-01 22:15:51,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2023-04-01 22:15:51,781 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:15:51,781 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:15:51,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-04-01 22:15:51,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:51,990 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:15:51,991 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:15:51,991 INFO L85 PathProgramCache]: Analyzing trace with hash -542053909, now seen corresponding path program 1 times [2023-04-01 22:15:51,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:15:51,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108978913] [2023-04-01 22:15:51,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:51,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:15:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:52,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:15:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:52,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:15:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:52,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-04-01 22:15:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:52,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2023-04-01 22:15:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 193 proven. 4 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-04-01 22:15:52,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:15:52,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108978913] [2023-04-01 22:15:52,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108978913] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:15:52,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190959254] [2023-04-01 22:15:52,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:15:52,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:15:52,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:15:52,626 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:15:52,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-04-01 22:15:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:15:52,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 2 conjunts are in the unsatisfiable core [2023-04-01 22:15:52,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:15:53,200 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2023-04-01 22:15:53,200 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:15:53,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190959254] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:15:53,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:15:53,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-04-01 22:15:53,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346542273] [2023-04-01 22:15:53,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:15:53,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:15:53,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:15:53,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:15:53,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:15:53,203 INFO L87 Difference]: Start difference. First operand 8722 states and 11179 transitions. Second operand has 3 states, 3 states have (on average 118.0) internal successors, (354), 2 states have internal predecessors, (354), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-04-01 22:15:53,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:15:53,560 INFO L93 Difference]: Finished difference Result 16273 states and 20529 transitions. [2023-04-01 22:15:53,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:15:53,561 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 118.0) internal successors, (354), 2 states have internal predecessors, (354), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 550 [2023-04-01 22:15:53,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:15:53,562 INFO L225 Difference]: With dead ends: 16273 [2023-04-01 22:15:53,562 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 22:15:53,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 562 GetRequests, 559 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:15:53,585 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 151 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 22:15:53,586 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 40 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 22:15:53,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 22:15:53,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 22:15:53,586 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 22:15:53,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 22:15:53,587 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 550 [2023-04-01 22:15:53,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:15:53,587 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 22:15:53,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 118.0) internal successors, (354), 2 states have internal predecessors, (354), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-04-01 22:15:53,587 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 22:15:53,587 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 22:15:53,590 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 22:15:53,601 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-04-01 22:15:53,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-04-01 22:15:53,802 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 22:15:55,685 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 22:15:55,685 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 22:15:55,685 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 22:15:55,686 INFO L895 garLoopResultBuilder]: At program point L1052(line 1052) the Hoare annotation is: (let ((.cse2 (= ~a4~0 1)) (.cse1 (<= 12 ~a25~0)) (.cse0 (not (= ~a25~0 13)))) (or (and .cse0 (<= ~a29~0 140)) (and .cse1 .cse2) (and .cse0 .cse1) (< |old(~a23~0)| 312) (< 10 |old(~a25~0)|) (< 15 ~a8~0) (not (= |old(~a4~0)| 1)) (and (< 138 ~a23~0) .cse2) (and (<= ~a25~0 10) .cse2) (and (< 0 (+ ~a23~0 43)) .cse1) (< 130 |old(~a29~0)|) (and .cse0 (<= 246 ~a29~0)))) [2023-04-01 22:15:55,686 INFO L899 garLoopResultBuilder]: For program point L1052-1(line 1052) no Hoare annotation was computed. [2023-04-01 22:15:55,686 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2023-04-01 22:15:55,686 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 1038 1054) no Hoare annotation was computed. [2023-04-01 22:15:55,686 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse2 (= ~a4~0 1)) (.cse1 (<= 12 ~a25~0)) (.cse0 (not (= ~a25~0 13)))) (or (and .cse0 (<= ~a29~0 140)) (and .cse1 .cse2) (and .cse0 .cse1) (< |old(~a23~0)| 312) (< 10 |old(~a25~0)|) (< 15 ~a8~0) (not (= |old(~a4~0)| 1)) (and (< 138 ~a23~0) .cse2) (and (<= ~a25~0 10) .cse2) (and (< 0 (+ ~a23~0 43)) .cse1) (< 130 |old(~a29~0)|) (and .cse0 (<= 246 ~a29~0)))) [2023-04-01 22:15:55,686 INFO L899 garLoopResultBuilder]: For program point L1044-3(lines 1038 1054) no Hoare annotation was computed. [2023-04-01 22:15:55,686 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1038 1054) the Hoare annotation is: (or (< |old(~a23~0)| 312) (< 10 |old(~a25~0)|) (< 15 ~a8~0) (not (= |old(~a4~0)| 1)) (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a4~0 1) (= ~a25~0 |old(~a25~0)|)) (< 130 |old(~a29~0)|)) [2023-04-01 22:15:55,686 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:15:55,686 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~a3~0 |old(~a3~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a8~0 |old(~a8~0)|) (= ~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 22:15:55,686 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:15:55,687 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2023-04-01 22:15:55,687 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,687 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2023-04-01 22:15:55,687 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,687 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,687 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,688 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,689 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,690 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,691 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,692 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,693 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,694 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,694 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,694 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,694 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,694 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,694 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2023-04-01 22:15:55,694 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2023-04-01 22:15:55,694 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2023-04-01 22:15:55,694 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2023-04-01 22:15:55,694 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2023-04-01 22:15:55,694 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,695 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2023-04-01 22:15:55,696 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2023-04-01 22:15:55,696 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2023-04-01 22:15:55,696 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,696 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,696 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,696 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,696 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,696 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2023-04-01 22:15:55,696 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2023-04-01 22:15:55,696 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2023-04-01 22:15:55,696 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,697 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,697 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,697 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,697 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2023-04-01 22:15:55,697 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2023-04-01 22:15:55,697 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,697 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,697 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,697 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,697 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,697 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,698 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2023-04-01 22:15:55,699 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,700 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 205) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,701 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,702 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,703 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,704 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2023-04-01 22:15:55,705 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2023-04-01 22:15:55,706 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2023-04-01 22:15:55,707 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 32 1036) the Hoare annotation is: (let ((.cse6 (= ~a29~0 |old(~a29~0)|)) (.cse7 (= ~a23~0 |old(~a23~0)|)) (.cse8 (= ~a25~0 |old(~a25~0)|))) (let ((.cse1 (not (= |old(~a4~0)| 1))) (.cse2 (and .cse6 .cse7 (= ~a4~0 1) .cse8)) (.cse3 (= 13 |old(~a25~0)|)) (.cse5 (< |old(~a25~0)| 12)) (.cse0 (< 15 ~a8~0)) (.cse4 (and .cse6 .cse7 .cse8 (= ~a4~0 |old(~a4~0)|)))) (and (or (< 10 |old(~a25~0)|) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 (< 140 |old(~a29~0)|)) (or (<= |old(~a23~0)| 138) .cse0 .cse1 .cse2) (or .cse3 .cse0 (< |old(~a29~0)| 246) .cse4) (or .cse5 .cse0 .cse1 .cse2) (or .cse3 .cse5 .cse0 .cse4) (or (<= (+ 43 |old(~a23~0)|) 0) .cse5 .cse0 .cse4)))) [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,708 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:15:55,709 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a25~0 10) (<= ~a8~0 15) (= ~a4~0 1) (<= 312 ~a23~0) (<= ~a29~0 130)) [2023-04-01 22:15:55,710 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:15:55,710 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 22:15:55,713 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:15:55,715 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 22:15:55,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 10:15:55 BoogieIcfgContainer [2023-04-01 22:15:55,728 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 22:15:55,729 INFO L158 Benchmark]: Toolchain (without parser) took 29325.76ms. Allocated memory was 316.7MB in the beginning and 708.8MB in the end (delta: 392.2MB). Free memory was 268.4MB in the beginning and 414.5MB in the end (delta: -146.2MB). Peak memory consumption was 431.6MB. Max. memory is 8.0GB. [2023-04-01 22:15:55,729 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 234.9MB. Free memory is still 183.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 22:15:55,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 693.61ms. Allocated memory is still 316.7MB. Free memory was 267.8MB in the beginning and 222.8MB in the end (delta: 45.1MB). Peak memory consumption was 45.1MB. Max. memory is 8.0GB. [2023-04-01 22:15:55,730 INFO L158 Benchmark]: Boogie Preprocessor took 171.55ms. Allocated memory is still 316.7MB. Free memory was 222.8MB in the beginning and 215.4MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2023-04-01 22:15:55,730 INFO L158 Benchmark]: RCFGBuilder took 1604.46ms. Allocated memory is still 316.7MB. Free memory was 215.4MB in the beginning and 237.4MB in the end (delta: -22.0MB). Peak memory consumption was 118.0MB. Max. memory is 8.0GB. [2023-04-01 22:15:55,730 INFO L158 Benchmark]: TraceAbstraction took 26850.51ms. Allocated memory was 316.7MB in the beginning and 708.8MB in the end (delta: 392.2MB). Free memory was 236.9MB in the beginning and 414.5MB in the end (delta: -177.6MB). Peak memory consumption was 399.6MB. Max. memory is 8.0GB. [2023-04-01 22:15:55,731 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 234.9MB. Free memory is still 183.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 693.61ms. Allocated memory is still 316.7MB. Free memory was 267.8MB in the beginning and 222.8MB in the end (delta: 45.1MB). Peak memory consumption was 45.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 171.55ms. Allocated memory is still 316.7MB. Free memory was 222.8MB in the beginning and 215.4MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1604.46ms. Allocated memory is still 316.7MB. Free memory was 215.4MB in the beginning and 237.4MB in the end (delta: -22.0MB). Peak memory consumption was 118.0MB. Max. memory is 8.0GB. * TraceAbstraction took 26850.51ms. Allocated memory was 316.7MB in the beginning and 708.8MB in the end (delta: 392.2MB). Free memory was 236.9MB in the beginning and 414.5MB in the end (delta: -177.6MB). Peak memory consumption was 399.6MB. 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: 205]: 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, 295 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 26.8s, OverallIterations: 10, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 11.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5348 SdHoareTripleChecker+Valid, 9.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5348 mSDsluCounter, 1628 SdHoareTripleChecker+Invalid, 7.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 517 mSDsCounter, 1671 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8010 IncrementalHoareTripleChecker+Invalid, 9681 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1671 mSolverCounterUnsat, 1111 mSDtfsCounter, 8010 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3895 GetRequests, 3811 SyntacticMatches, 6 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8722occurred in iteration=9, InterpolantAutomatonStates: 58, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 1105 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 220 PreInvPairs, 298 NumberOfFragments, 399 HoareAnnotationTreeSize, 220 FomulaSimplifications, 6137 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4994 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 9.1s InterpolantComputationTime, 5226 NumberOfCodeBlocks, 5226 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 6470 ConstructedInterpolants, 0 QuantifiedInterpolants, 16323 SizeOfPredicates, 12 NumberOfNonLiveVariables, 4374 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 22 InterpolantComputations, 9 PerfectInterpolantSequences, 5656/5807 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: 1044]: Loop Invariant Derived loop invariant: (((((((((((!(a25 == 13) && a29 <= 140) || (12 <= a25 && a4 == 1)) || (!(a25 == 13) && 12 <= a25)) || \old(a23) < 312) || 10 < \old(a25)) || 15 < a8) || !(\old(a4) == 1)) || (138 < a23 && a4 == 1)) || (a25 <= 10 && a4 == 1)) || (0 < a23 + 43 && 12 <= a25)) || 130 < \old(a29)) || (!(a25 == 13) && 246 <= a29) RESULT: Ultimate proved your program to be correct! [2023-04-01 22:15:55,749 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...