/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/Problem01_label34.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 20:20:08,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 20:20:08,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 20:20:08,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 20:20:08,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 20:20:08,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 20:20:08,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 20:20:08,392 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 20:20:08,412 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 20:20:08,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 20:20:08,413 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 20:20:08,413 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 20:20:08,414 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 20:20:08,414 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 20:20:08,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 20:20:08,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 20:20:08,415 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 20:20:08,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 20:20:08,415 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 20:20:08,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 20:20:08,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 20:20:08,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 20:20:08,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 20:20:08,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 20:20:08,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 20:20:08,416 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 20:20:08,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 20:20:08,416 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 20:20:08,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 20:20:08,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 20:20:08,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 20:20:08,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 20:20:08,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 20:20:08,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 20:20:08,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 20:20:08,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 20:20:08,418 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 20:20:08,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 20:20:08,418 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 20:20:08,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 20:20:08,418 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 20:20:08,418 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 20:20:08,418 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 20:20:08,418 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 20:20:08,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 20:20:08,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 20:20:08,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 20:20:08,630 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 20:20:08,630 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 20:20:08,631 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label34.c [2023-04-01 20:20:09,839 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 20:20:10,089 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 20:20:10,089 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label34.c [2023-04-01 20:20:10,108 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5eb9ee290/abaa5792530f4c79998e22ac821198b5/FLAGa8d21714c [2023-04-01 20:20:10,120 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5eb9ee290/abaa5792530f4c79998e22ac821198b5 [2023-04-01 20:20:10,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 20:20:10,123 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 20:20:10,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 20:20:10,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 20:20:10,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 20:20:10,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 08:20:10" (1/1) ... [2023-04-01 20:20:10,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@498f9fc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10, skipping insertion in model container [2023-04-01 20:20:10,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 08:20:10" (1/1) ... [2023-04-01 20:20:10,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 20:20:10,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 20:20:10,421 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/Problem01_label34.c[18605,18618] [2023-04-01 20:20:10,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 20:20:10,496 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 20:20:10,582 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/Problem01_label34.c[18605,18618] [2023-04-01 20:20:10,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 20:20:10,608 INFO L208 MainTranslator]: Completed translation [2023-04-01 20:20:10,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10 WrapperNode [2023-04-01 20:20:10,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 20:20:10,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 20:20:10,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 20:20:10,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 20:20:10,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10" (1/1) ... [2023-04-01 20:20:10,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10" (1/1) ... [2023-04-01 20:20:10,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10" (1/1) ... [2023-04-01 20:20:10,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10" (1/1) ... [2023-04-01 20:20:10,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10" (1/1) ... [2023-04-01 20:20:10,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10" (1/1) ... [2023-04-01 20:20:10,680 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10" (1/1) ... [2023-04-01 20:20:10,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10" (1/1) ... [2023-04-01 20:20:10,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 20:20:10,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 20:20:10,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 20:20:10,691 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 20:20:10,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10" (1/1) ... [2023-04-01 20:20:10,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 20:20:10,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:20:10,727 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 20:20:10,747 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 20:20:10,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 20:20:10,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 20:20:10,765 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 20:20:10,765 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 20:20:10,765 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 20:20:10,765 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 20:20:10,765 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 20:20:10,765 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 20:20:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 20:20:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 20:20:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 20:20:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 20:20:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 20:20:10,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 20:20:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 20:20:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 20:20:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 20:20:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 20:20:10,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 20:20:10,877 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 20:20:10,879 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 20:20:11,686 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 20:20:11,697 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 20:20:11,697 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 20:20:11,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 08:20:11 BoogieIcfgContainer [2023-04-01 20:20:11,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 20:20:11,704 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 20:20:11,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 20:20:11,706 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 20:20:11,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 08:20:10" (1/3) ... [2023-04-01 20:20:11,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f74464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 08:20:11, skipping insertion in model container [2023-04-01 20:20:11,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:20:10" (2/3) ... [2023-04-01 20:20:11,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53f74464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 08:20:11, skipping insertion in model container [2023-04-01 20:20:11,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 08:20:11" (3/3) ... [2023-04-01 20:20:11,711 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label34.c [2023-04-01 20:20:11,725 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 20:20:11,726 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 20:20:11,774 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 20:20:11,780 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;@484a2fb6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 20:20:11,780 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 20:20:11,784 INFO L276 IsEmpty]: Start isEmpty. Operand has 207 states, 199 states have (on average 1.6582914572864322) internal successors, (330), 200 states have internal predecessors, (330), 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 20:20:11,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-04-01 20:20:11,800 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:20:11,801 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:20:11,801 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:20:11,807 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:20:11,808 INFO L85 PathProgramCache]: Analyzing trace with hash 2013328712, now seen corresponding path program 1 times [2023-04-01 20:20:11,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:20:11,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100911450] [2023-04-01 20:20:11,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:20:11,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:20:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:12,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:20:12,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:12,685 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 20:20:12,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:20:12,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100911450] [2023-04-01 20:20:12,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100911450] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:20:12,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:20:12,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-01 20:20:12,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769900750] [2023-04-01 20:20:12,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:20:12,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 20:20:12,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:20:12,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 20:20:12,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 20:20:12,738 INFO L87 Difference]: Start difference. First operand has 207 states, 199 states have (on average 1.6582914572864322) internal successors, (330), 200 states have internal predecessors, (330), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 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 20:20:13,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:20:13,850 INFO L93 Difference]: Finished difference Result 557 states and 956 transitions. [2023-04-01 20:20:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 20:20:13,853 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 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 111 [2023-04-01 20:20:13,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:20:13,869 INFO L225 Difference]: With dead ends: 557 [2023-04-01 20:20:13,869 INFO L226 Difference]: Without dead ends: 286 [2023-04-01 20:20:13,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-04-01 20:20:13,876 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 674 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-04-01 20:20:13,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [674 Valid, 21 Invalid, 796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-04-01 20:20:13,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2023-04-01 20:20:13,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 280. [2023-04-01 20:20:13,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 271 states have (on average 1.4686346863468636) internal successors, (398), 272 states have internal predecessors, (398), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2023-04-01 20:20:13,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 408 transitions. [2023-04-01 20:20:13,928 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 408 transitions. Word has length 111 [2023-04-01 20:20:13,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:20:13,929 INFO L495 AbstractCegarLoop]: Abstraction has 280 states and 408 transitions. [2023-04-01 20:20:13,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 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 20:20:13,930 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 408 transitions. [2023-04-01 20:20:13,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-04-01 20:20:13,940 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:20:13,940 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:20:13,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 20:20:13,941 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:20:13,941 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:20:13,941 INFO L85 PathProgramCache]: Analyzing trace with hash 460896684, now seen corresponding path program 1 times [2023-04-01 20:20:13,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:20:13,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245814851] [2023-04-01 20:20:13,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:20:13,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:20:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:14,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:20:14,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:14,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:20:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:14,240 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:20:14,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:20:14,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245814851] [2023-04-01 20:20:14,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245814851] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:20:14,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:20:14,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 20:20:14,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816273683] [2023-04-01 20:20:14,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:20:14,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 20:20:14,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:20:14,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 20:20:14,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:20:14,244 INFO L87 Difference]: Start difference. First operand 280 states and 408 transitions. Second operand has 7 states, 6 states have (on average 19.0) internal successors, (114), 4 states have internal predecessors, (114), 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 20:20:15,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:20:15,034 INFO L93 Difference]: Finished difference Result 850 states and 1271 transitions. [2023-04-01 20:20:15,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-01 20:20:15,035 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 19.0) internal successors, (114), 4 states have internal predecessors, (114), 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 120 [2023-04-01 20:20:15,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:20:15,038 INFO L225 Difference]: With dead ends: 850 [2023-04-01 20:20:15,038 INFO L226 Difference]: Without dead ends: 576 [2023-04-01 20:20:15,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-04-01 20:20:15,040 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 817 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 631 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 817 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 20:20:15,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [817 Valid, 41 Invalid, 751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 631 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 20:20:15,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2023-04-01 20:20:15,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 560. [2023-04-01 20:20:15,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 542 states have (on average 1.4022140221402215) internal successors, (760), 548 states have internal predecessors, (760), 6 states have call successors, (6), 6 states have call predecessors, (6), 11 states have return successors, (24), 5 states have call predecessors, (24), 5 states have call successors, (24) [2023-04-01 20:20:15,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 790 transitions. [2023-04-01 20:20:15,080 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 790 transitions. Word has length 120 [2023-04-01 20:20:15,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:20:15,080 INFO L495 AbstractCegarLoop]: Abstraction has 560 states and 790 transitions. [2023-04-01 20:20:15,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 19.0) internal successors, (114), 4 states have internal predecessors, (114), 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 20:20:15,085 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 790 transitions. [2023-04-01 20:20:15,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-04-01 20:20:15,088 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:20:15,088 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:20:15,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 20:20:15,088 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:20:15,094 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:20:15,094 INFO L85 PathProgramCache]: Analyzing trace with hash -262816512, now seen corresponding path program 1 times [2023-04-01 20:20:15,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:20:15,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642437182] [2023-04-01 20:20:15,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:20:15,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:20:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:15,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:20:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:15,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:20:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:15,544 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:20:15,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:20:15,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642437182] [2023-04-01 20:20:15,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642437182] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:20:15,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:20:15,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 20:20:15,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986759742] [2023-04-01 20:20:15,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:20:15,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 20:20:15,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:20:15,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 20:20:15,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:20:15,549 INFO L87 Difference]: Start difference. First operand 560 states and 790 transitions. Second operand has 7 states, 6 states have (on average 20.666666666666668) internal successors, (124), 4 states have internal predecessors, (124), 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 20:20:16,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:20:16,587 INFO L93 Difference]: Finished difference Result 1567 states and 2265 transitions. [2023-04-01 20:20:16,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-01 20:20:16,588 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 20.666666666666668) internal successors, (124), 4 states have internal predecessors, (124), 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 130 [2023-04-01 20:20:16,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:20:16,593 INFO L225 Difference]: With dead ends: 1567 [2023-04-01 20:20:16,593 INFO L226 Difference]: Without dead ends: 1013 [2023-04-01 20:20:16,594 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 20:20:16,595 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 425 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-04-01 20:20:16,596 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [425 Valid, 55 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-04-01 20:20:16,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1013 states. [2023-04-01 20:20:16,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1013 to 858. [2023-04-01 20:20:16,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 858 states, 822 states have (on average 1.3090024330900243) internal successors, (1076), 842 states have internal predecessors, (1076), 8 states have call successors, (8), 8 states have call predecessors, (8), 27 states have return successors, (70), 7 states have call predecessors, (70), 7 states have call successors, (70) [2023-04-01 20:20:16,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 858 states and 1154 transitions. [2023-04-01 20:20:16,635 INFO L78 Accepts]: Start accepts. Automaton has 858 states and 1154 transitions. Word has length 130 [2023-04-01 20:20:16,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:20:16,636 INFO L495 AbstractCegarLoop]: Abstraction has 858 states and 1154 transitions. [2023-04-01 20:20:16,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 20.666666666666668) internal successors, (124), 4 states have internal predecessors, (124), 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 20:20:16,636 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1154 transitions. [2023-04-01 20:20:16,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-04-01 20:20:16,639 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:20:16,639 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:20:16,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 20:20:16,640 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:20:16,640 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:20:16,640 INFO L85 PathProgramCache]: Analyzing trace with hash 2050669692, now seen corresponding path program 1 times [2023-04-01 20:20:16,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:20:16,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306635537] [2023-04-01 20:20:16,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:20:16,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:20:16,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:17,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:20:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:17,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:20:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:17,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-01 20:20:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:17,085 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-04-01 20:20:17,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:20:17,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306635537] [2023-04-01 20:20:17,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306635537] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:20:17,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [762048022] [2023-04-01 20:20:17,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:20:17,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:20:17,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:20:17,096 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 20:20:17,098 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 20:20:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:17,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:20:17,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:20:17,468 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-04-01 20:20:17,469 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:20:17,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [762048022] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:20:17,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:20:17,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-04-01 20:20:17,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774271523] [2023-04-01 20:20:17,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:20:17,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:20:17,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:20:17,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:20:17,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:20:17,471 INFO L87 Difference]: Start difference. First operand 858 states and 1154 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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 20:20:17,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:20:17,852 INFO L93 Difference]: Finished difference Result 1277 states and 1700 transitions. [2023-04-01 20:20:17,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:20:17,854 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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 135 [2023-04-01 20:20:17,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:20:17,860 INFO L225 Difference]: With dead ends: 1277 [2023-04-01 20:20:17,860 INFO L226 Difference]: Without dead ends: 1275 [2023-04-01 20:20:17,861 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:20:17,861 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 55 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 20:20:17,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 44 Invalid, 372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 20:20:17,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1275 states. [2023-04-01 20:20:17,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1275 to 1275. [2023-04-01 20:20:17,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1275 states, 1227 states have (on average 1.2901385493072535) internal successors, (1583), 1253 states have internal predecessors, (1583), 11 states have call successors, (11), 11 states have call predecessors, (11), 36 states have return successors, (104), 10 states have call predecessors, (104), 10 states have call successors, (104) [2023-04-01 20:20:17,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1275 states and 1698 transitions. [2023-04-01 20:20:17,912 INFO L78 Accepts]: Start accepts. Automaton has 1275 states and 1698 transitions. Word has length 135 [2023-04-01 20:20:17,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:20:17,913 INFO L495 AbstractCegarLoop]: Abstraction has 1275 states and 1698 transitions. [2023-04-01 20:20:17,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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 20:20:17,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1698 transitions. [2023-04-01 20:20:17,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-04-01 20:20:17,916 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:20:17,917 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:20:17,929 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 20:20:18,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:20:18,127 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:20:18,128 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:20:18,128 INFO L85 PathProgramCache]: Analyzing trace with hash -462602634, now seen corresponding path program 1 times [2023-04-01 20:20:18,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:20:18,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034316532] [2023-04-01 20:20:18,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:20:18,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:20:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:18,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:20:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:18,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:20:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:18,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-01 20:20:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:18,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-04-01 20:20:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:18,500 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-01 20:20:18,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:20:18,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034316532] [2023-04-01 20:20:18,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034316532] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:20:18,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574238976] [2023-04-01 20:20:18,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:20:18,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:20:18,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:20:18,503 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 20:20:18,528 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 20:20:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:18,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:20:18,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:20:18,693 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-04-01 20:20:18,693 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 20:20:18,776 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-04-01 20:20:18,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574238976] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 20:20:18,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 20:20:18,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5, 5] total 15 [2023-04-01 20:20:18,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151175198] [2023-04-01 20:20:18,777 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 20:20:18,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-04-01 20:20:18,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:20:18,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-04-01 20:20:18,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2023-04-01 20:20:18,779 INFO L87 Difference]: Start difference. First operand 1275 states and 1698 transitions. Second operand has 15 states, 15 states have (on average 10.266666666666667) internal successors, (154), 13 states have internal predecessors, (154), 6 states have call successors, (12), 7 states have call predecessors, (12), 8 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2023-04-01 20:20:20,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:20:20,844 INFO L93 Difference]: Finished difference Result 3660 states and 4879 transitions. [2023-04-01 20:20:20,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-04-01 20:20:20,845 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 10.266666666666667) internal successors, (154), 13 states have internal predecessors, (154), 6 states have call successors, (12), 7 states have call predecessors, (12), 8 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) Word has length 149 [2023-04-01 20:20:20,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:20:20,852 INFO L225 Difference]: With dead ends: 3660 [2023-04-01 20:20:20,852 INFO L226 Difference]: Without dead ends: 1968 [2023-04-01 20:20:20,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 331 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=150, Invalid=450, Unknown=0, NotChecked=0, Total=600 [2023-04-01 20:20:20,856 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 2679 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 2129 mSolverCounterSat, 421 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2679 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 2550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 421 IncrementalHoareTripleChecker+Valid, 2129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-01 20:20:20,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2679 Valid, 78 Invalid, 2550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [421 Valid, 2129 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-01 20:20:20,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1968 states. [2023-04-01 20:20:20,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1968 to 1277. [2023-04-01 20:20:20,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1277 states, 1228 states have (on average 1.1734527687296417) internal successors, (1441), 1255 states have internal predecessors, (1441), 11 states have call successors, (11), 11 states have call predecessors, (11), 37 states have return successors, (69), 10 states have call predecessors, (69), 10 states have call successors, (69) [2023-04-01 20:20:20,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1277 states and 1521 transitions. [2023-04-01 20:20:20,920 INFO L78 Accepts]: Start accepts. Automaton has 1277 states and 1521 transitions. Word has length 149 [2023-04-01 20:20:20,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:20:20,920 INFO L495 AbstractCegarLoop]: Abstraction has 1277 states and 1521 transitions. [2023-04-01 20:20:20,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 10.266666666666667) internal successors, (154), 13 states have internal predecessors, (154), 6 states have call successors, (12), 7 states have call predecessors, (12), 8 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2023-04-01 20:20:20,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1521 transitions. [2023-04-01 20:20:20,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-04-01 20:20:20,924 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:20:20,924 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:20:20,935 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 20:20:21,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:20:21,131 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:20:21,132 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:20:21,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1344591958, now seen corresponding path program 1 times [2023-04-01 20:20:21,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:20:21,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072227640] [2023-04-01 20:20:21,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:20:21,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:20:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:21,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:20:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:21,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:20:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:21,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-01 20:20:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:21,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-01 20:20:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:21,604 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 45 proven. 20 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-04-01 20:20:21,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:20:21,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072227640] [2023-04-01 20:20:21,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072227640] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:20:21,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1900170749] [2023-04-01 20:20:21,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:20:21,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:20:21,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:20:21,606 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 20:20:21,609 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 20:20:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:20:21,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 7 conjunts are in the unsatisfiable core [2023-04-01 20:20:21,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:20:21,789 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 80 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-04-01 20:20:21,790 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 20:20:21,876 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 80 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-04-01 20:20:21,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1900170749] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 20:20:21,877 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 20:20:21,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 12 [2023-04-01 20:20:21,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654488348] [2023-04-01 20:20:21,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 20:20:21,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-01 20:20:21,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:20:21,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-01 20:20:21,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2023-04-01 20:20:21,881 INFO L87 Difference]: Start difference. First operand 1277 states and 1521 transitions. Second operand has 12 states, 12 states have (on average 14.75) internal successors, (177), 10 states have internal predecessors, (177), 4 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-01 20:20:24,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:20:24,402 INFO L93 Difference]: Finished difference Result 3537 states and 4369 transitions. [2023-04-01 20:20:24,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-04-01 20:20:24,403 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 14.75) internal successors, (177), 10 states have internal predecessors, (177), 4 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 165 [2023-04-01 20:20:24,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:20:24,403 INFO L225 Difference]: With dead ends: 3537 [2023-04-01 20:20:24,403 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 20:20:24,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2023-04-01 20:20:24,411 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 1857 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 2542 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1864 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 2927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 2542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-04-01 20:20:24,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1864 Valid, 149 Invalid, 2927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 2542 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-04-01 20:20:24,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 20:20:24,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 20:20:24,414 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 20:20:24,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 20:20:24,415 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 165 [2023-04-01 20:20:24,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:20:24,415 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 20:20:24,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 14.75) internal successors, (177), 10 states have internal predecessors, (177), 4 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-01 20:20:24,415 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 20:20:24,415 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 20:20:24,419 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 20:20:24,428 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 20:20:24,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:20:24,629 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 20:20:27,085 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 20:20:27,085 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 20:20:27,085 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 20:20:27,089 INFO L895 garLoopResultBuilder]: At program point L601(line 601) the Hoare annotation is: (let ((.cse5 (<= ~a7~0 0)) (.cse1 (= ~a17~0 1)) (.cse2 (= ~a20~0 1)) (.cse6 (<= ~a8~0 13)) (.cse0 (= ~a21~0 1)) (.cse3 (= 15 |old(~a8~0)|)) (.cse7 (= ~a7~0 1)) (.cse4 (<= ~a16~0 5))) (or (and (= ~a7~0 |old(~a7~0)|) .cse0 (= ~a16~0 |old(~a16~0)|) .cse1 .cse2 (= ~a8~0 |old(~a8~0)|)) (and .cse0 .cse3 .cse4 (< ~a8~0 15)) (and .cse5 .cse0 .cse3 (<= 15 ~a8~0)) (< 0 |old(~a7~0)|) (and .cse6 .cse0 .cse3 .cse1 .cse2) (and .cse5 .cse0 .cse3 .cse1 .cse2) (and .cse6 .cse3 .cse7) (not (= |old(~a21~0)| 1)) (< |old(~a8~0)| 15) (and .cse0 .cse3 .cse7 .cse4) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1)))) [2023-04-01 20:20:27,090 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 587 604) no Hoare annotation was computed. [2023-04-01 20:20:27,092 INFO L899 garLoopResultBuilder]: For program point L601-1(line 601) no Hoare annotation was computed. [2023-04-01 20:20:27,092 INFO L899 garLoopResultBuilder]: For program point L598(line 598) no Hoare annotation was computed. [2023-04-01 20:20:27,095 INFO L895 garLoopResultBuilder]: At program point L593-2(lines 593 603) the Hoare annotation is: (let ((.cse5 (<= ~a7~0 0)) (.cse1 (= ~a17~0 1)) (.cse2 (= ~a20~0 1)) (.cse6 (<= ~a8~0 13)) (.cse0 (= ~a21~0 1)) (.cse3 (= 15 |old(~a8~0)|)) (.cse7 (= ~a7~0 1)) (.cse4 (<= ~a16~0 5))) (or (and (= ~a7~0 |old(~a7~0)|) .cse0 (= ~a16~0 |old(~a16~0)|) .cse1 .cse2 (= ~a8~0 |old(~a8~0)|)) (and .cse0 .cse3 .cse4 (< ~a8~0 15)) (and .cse5 .cse0 .cse3 (<= 15 ~a8~0)) (< 0 |old(~a7~0)|) (and .cse6 .cse0 .cse3 .cse1 .cse2) (and .cse5 .cse0 .cse3 .cse1 .cse2) (and .cse6 .cse3 .cse7) (not (= |old(~a21~0)| 1)) (< |old(~a8~0)| 15) (and .cse0 .cse3 .cse7 .cse4) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1)))) [2023-04-01 20:20:27,095 INFO L899 garLoopResultBuilder]: For program point L593-3(lines 587 604) no Hoare annotation was computed. [2023-04-01 20:20:27,095 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 587 604) the Hoare annotation is: (or (and (= ~a7~0 |old(~a7~0)|) (= ~a21~0 1) (= ~a16~0 |old(~a16~0)|) (= ~a17~0 1) (= ~a20~0 1) (= ~a8~0 |old(~a8~0)|)) (< 0 |old(~a7~0)|) (not (= |old(~a21~0)| 1)) (< |old(~a8~0)| 15) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1))) [2023-04-01 20:20:27,095 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 20:20:27,096 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~b~0 |old(~b~0)|) (= ~c~0 |old(~c~0)|) (= ~w~0 |old(~w~0)|) (= ~a21~0 |old(~a21~0)|) (= ~v~0 |old(~v~0)|) (= ~a7~0 |old(~a7~0)|) (= ~z~0 |old(~z~0)|) (= ~a17~0 |old(~a17~0)|) (= ~e~0 |old(~e~0)|) (= ~u~0 |old(~u~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a16~0 |old(~a16~0)|) (= ~x~0 |old(~x~0)|) (= ~a8~0 |old(~a8~0)|) (= ~d~0 |old(~d~0)|) (= ~a20~0 |old(~a20~0)|) (= ~y~0 |old(~y~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-01 20:20:27,096 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 20:20:27,096 INFO L899 garLoopResultBuilder]: For program point L564(line 564) no Hoare annotation was computed. [2023-04-01 20:20:27,097 INFO L899 garLoopResultBuilder]: For program point L531(line 531) no Hoare annotation was computed. [2023-04-01 20:20:27,097 INFO L899 garLoopResultBuilder]: For program point L498(line 498) no Hoare annotation was computed. [2023-04-01 20:20:27,097 INFO L899 garLoopResultBuilder]: For program point L465(line 465) no Hoare annotation was computed. [2023-04-01 20:20:27,097 INFO L899 garLoopResultBuilder]: For program point L432(line 432) no Hoare annotation was computed. [2023-04-01 20:20:27,097 INFO L899 garLoopResultBuilder]: For program point L102(lines 102 400) no Hoare annotation was computed. [2023-04-01 20:20:27,097 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 400) no Hoare annotation was computed. [2023-04-01 20:20:27,097 INFO L899 garLoopResultBuilder]: For program point L566-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,097 INFO L899 garLoopResultBuilder]: For program point L533-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,097 INFO L899 garLoopResultBuilder]: For program point L500-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,097 INFO L899 garLoopResultBuilder]: For program point L467-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,097 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 403) no Hoare annotation was computed. [2023-04-01 20:20:27,098 INFO L899 garLoopResultBuilder]: For program point L434-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,098 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,098 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 400) no Hoare annotation was computed. [2023-04-01 20:20:27,098 INFO L899 garLoopResultBuilder]: For program point L170(lines 170 400) no Hoare annotation was computed. [2023-04-01 20:20:27,098 INFO L899 garLoopResultBuilder]: For program point L567(line 567) no Hoare annotation was computed. [2023-04-01 20:20:27,098 INFO L899 garLoopResultBuilder]: For program point L534(line 534) no Hoare annotation was computed. [2023-04-01 20:20:27,099 INFO L899 garLoopResultBuilder]: For program point L501(line 501) no Hoare annotation was computed. [2023-04-01 20:20:27,099 INFO L899 garLoopResultBuilder]: For program point L468(line 468) no Hoare annotation was computed. [2023-04-01 20:20:27,099 INFO L899 garLoopResultBuilder]: For program point L435(line 435) no Hoare annotation was computed. [2023-04-01 20:20:27,099 INFO L899 garLoopResultBuilder]: For program point L402(line 402) no Hoare annotation was computed. [2023-04-01 20:20:27,099 INFO L899 garLoopResultBuilder]: For program point L204(lines 204 400) no Hoare annotation was computed. [2023-04-01 20:20:27,099 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 400) no Hoare annotation was computed. [2023-04-01 20:20:27,099 INFO L899 garLoopResultBuilder]: For program point L271(lines 271 400) no Hoare annotation was computed. [2023-04-01 20:20:27,099 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 400) no Hoare annotation was computed. [2023-04-01 20:20:27,099 INFO L899 garLoopResultBuilder]: For program point L569-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,099 INFO L899 garLoopResultBuilder]: For program point L536-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L503-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L470-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L437-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 400) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L404-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L107(lines 107 400) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 400) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L570(line 570) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L537(line 537) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L471(line 471) no Hoare annotation was computed. [2023-04-01 20:20:27,100 INFO L899 garLoopResultBuilder]: For program point L438(line 438) no Hoare annotation was computed. [2023-04-01 20:20:27,101 INFO L899 garLoopResultBuilder]: For program point L405(line 405) no Hoare annotation was computed. [2023-04-01 20:20:27,101 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 400) no Hoare annotation was computed. [2023-04-01 20:20:27,103 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 501) no Hoare annotation was computed. [2023-04-01 20:20:27,103 INFO L899 garLoopResultBuilder]: For program point L207(lines 207 400) no Hoare annotation was computed. [2023-04-01 20:20:27,103 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 400) no Hoare annotation was computed. [2023-04-01 20:20:27,104 INFO L899 garLoopResultBuilder]: For program point L373(lines 373 400) no Hoare annotation was computed. [2023-04-01 20:20:27,104 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 400) no Hoare annotation was computed. [2023-04-01 20:20:27,104 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 400) no Hoare annotation was computed. [2023-04-01 20:20:27,104 INFO L899 garLoopResultBuilder]: For program point L572-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,104 INFO L899 garLoopResultBuilder]: For program point L539-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,104 INFO L899 garLoopResultBuilder]: For program point L506-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,104 INFO L899 garLoopResultBuilder]: For program point L473-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,104 INFO L899 garLoopResultBuilder]: For program point L440-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,105 INFO L899 garLoopResultBuilder]: For program point L407-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,105 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 400) no Hoare annotation was computed. [2023-04-01 20:20:27,105 INFO L899 garLoopResultBuilder]: For program point L573(line 573) no Hoare annotation was computed. [2023-04-01 20:20:27,105 INFO L899 garLoopResultBuilder]: For program point L540(line 540) no Hoare annotation was computed. [2023-04-01 20:20:27,105 INFO L899 garLoopResultBuilder]: For program point L507(line 507) no Hoare annotation was computed. [2023-04-01 20:20:27,105 INFO L899 garLoopResultBuilder]: For program point L474(line 474) no Hoare annotation was computed. [2023-04-01 20:20:27,105 INFO L899 garLoopResultBuilder]: For program point L441(line 441) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 400) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 400) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L45(lines 45 400) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 400) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 400) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L575-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L542-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L509-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L476-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L443-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L410-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,106 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 400) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 400) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L576(line 576) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L543(line 543) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L510(line 510) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L477(line 477) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L411(line 411) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 400) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L82(lines 82 400) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L578-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L545-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,107 INFO L899 garLoopResultBuilder]: For program point L512-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L479-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L446-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L413-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 400) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 400) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L579(line 579) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L546(line 546) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L513(line 513) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L480(line 480) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L447(line 447) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L414(line 414) no Hoare annotation was computed. [2023-04-01 20:20:27,108 INFO L899 garLoopResultBuilder]: For program point L183(lines 183 400) no Hoare annotation was computed. [2023-04-01 20:20:27,109 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 400) no Hoare annotation was computed. [2023-04-01 20:20:27,109 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,109 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,109 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 400) no Hoare annotation was computed. [2023-04-01 20:20:27,109 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 400) no Hoare annotation was computed. [2023-04-01 20:20:27,109 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 400) no Hoare annotation was computed. [2023-04-01 20:20:27,109 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 400) no Hoare annotation was computed. [2023-04-01 20:20:27,109 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 583) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L548-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L482-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L416-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 400) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L53(lines 53 400) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L582(line 582) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L549(line 549) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L516(line 516) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L483(line 483) no Hoare annotation was computed. [2023-04-01 20:20:27,110 INFO L899 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2023-04-01 20:20:27,111 INFO L899 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed. [2023-04-01 20:20:27,111 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 400) no Hoare annotation was computed. [2023-04-01 20:20:27,111 INFO L899 garLoopResultBuilder]: For program point L551-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,111 INFO L899 garLoopResultBuilder]: For program point L518-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L485-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L452-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L419-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L188(lines 188 400) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L552(line 552) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L519(line 519) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L453(line 453) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L420(line 420) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 400) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 400) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L255(lines 255 400) no Hoare annotation was computed. [2023-04-01 20:20:27,112 INFO L899 garLoopResultBuilder]: For program point L90(lines 90 400) no Hoare annotation was computed. [2023-04-01 20:20:27,113 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 400) no Hoare annotation was computed. [2023-04-01 20:20:27,113 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 400) no Hoare annotation was computed. [2023-04-01 20:20:27,113 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 400) no Hoare annotation was computed. [2023-04-01 20:20:27,113 INFO L899 garLoopResultBuilder]: For program point L554-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,113 INFO L899 garLoopResultBuilder]: For program point L521-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,113 INFO L899 garLoopResultBuilder]: For program point L488-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,113 INFO L899 garLoopResultBuilder]: For program point L455-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,114 INFO L899 garLoopResultBuilder]: For program point L422-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,114 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 400) no Hoare annotation was computed. [2023-04-01 20:20:27,114 INFO L899 garLoopResultBuilder]: For program point L158(lines 158 400) no Hoare annotation was computed. [2023-04-01 20:20:27,114 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 400) no Hoare annotation was computed. [2023-04-01 20:20:27,114 INFO L899 garLoopResultBuilder]: For program point L555(line 555) no Hoare annotation was computed. [2023-04-01 20:20:27,114 INFO L899 garLoopResultBuilder]: For program point L522(line 522) no Hoare annotation was computed. [2023-04-01 20:20:27,114 INFO L899 garLoopResultBuilder]: For program point L489(line 489) no Hoare annotation was computed. [2023-04-01 20:20:27,114 INFO L899 garLoopResultBuilder]: For program point L456(line 456) no Hoare annotation was computed. [2023-04-01 20:20:27,114 INFO L899 garLoopResultBuilder]: For program point L423(line 423) no Hoare annotation was computed. [2023-04-01 20:20:27,114 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 400) no Hoare annotation was computed. [2023-04-01 20:20:27,114 INFO L899 garLoopResultBuilder]: For program point L557-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L524-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L491-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L458-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L392(lines 392 400) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L425-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 400) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L260(lines 260 400) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L558(line 558) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L525(line 525) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L492(line 492) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L459(line 459) no Hoare annotation was computed. [2023-04-01 20:20:27,115 INFO L899 garLoopResultBuilder]: For program point L426(line 426) no Hoare annotation was computed. [2023-04-01 20:20:27,116 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 40 585) the Hoare annotation is: (let ((.cse3 (= ~a7~0 |old(~a7~0)|)) (.cse11 (= ~a17~0 |old(~a17~0)|)) (.cse4 (= ~a21~0 1)) (.cse5 (= ~a16~0 |old(~a16~0)|)) (.cse7 (= ~a8~0 |old(~a8~0)|)) (.cse13 (= ~a20~0 |old(~a20~0)|))) (let ((.cse8 (< 13 |old(~a8~0)|)) (.cse12 (= ~a7~0 1)) (.cse2 (< 5 |old(~a16~0)|)) (.cse14 (not (= |old(~a7~0)| 1))) (.cse0 (and .cse3 .cse11 .cse4 .cse5 .cse7 .cse13)) (.cse15 (< 0 |old(~a7~0)|)) (.cse1 (not (= |old(~a21~0)| 1))) (.cse6 (= ~a17~0 1)) (.cse9 (not (= |old(~a17~0)| 1))) (.cse10 (not (= |old(~a20~0)| 1)))) (and (or (<= 15 |old(~a8~0)|) .cse0 .cse1 .cse2) (or (and .cse3 .cse4 .cse5 .cse6 (= ~a20~0 1) .cse7) .cse8 .cse1 .cse9 .cse10) (or .cse8 (and (= ~a21~0 |old(~a21~0)|) .cse11 .cse5 .cse12 .cse7 .cse13) .cse14) (or (and .cse11 .cse4 .cse5 .cse12 .cse7 .cse13) .cse1 .cse2 .cse14) (or .cse15 .cse0 .cse1 (< |old(~a8~0)| 15)) (or .cse15 .cse1 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse13) .cse9 .cse10)))) [2023-04-01 20:20:27,116 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 400) no Hoare annotation was computed. [2023-04-01 20:20:27,116 INFO L899 garLoopResultBuilder]: For program point L162(lines 162 400) no Hoare annotation was computed. [2023-04-01 20:20:27,116 INFO L899 garLoopResultBuilder]: For program point L129(lines 129 400) no Hoare annotation was computed. [2023-04-01 20:20:27,116 INFO L899 garLoopResultBuilder]: For program point L328(lines 328 400) no Hoare annotation was computed. [2023-04-01 20:20:27,116 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 400) no Hoare annotation was computed. [2023-04-01 20:20:27,116 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 400) no Hoare annotation was computed. [2023-04-01 20:20:27,116 INFO L899 garLoopResultBuilder]: For program point L560-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,116 INFO L899 garLoopResultBuilder]: For program point L527-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,116 INFO L899 garLoopResultBuilder]: For program point L494-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,116 INFO L899 garLoopResultBuilder]: For program point L461-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L428-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 400) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L561(line 561) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L528(line 528) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L495(line 495) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L462(line 462) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 400) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 400) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L563-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L530-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L497-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,117 INFO L899 garLoopResultBuilder]: For program point L464-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,118 INFO L899 garLoopResultBuilder]: For program point L431-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:20:27,118 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 400) no Hoare annotation was computed. [2023-04-01 20:20:27,118 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 400) no Hoare annotation was computed. [2023-04-01 20:20:27,118 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 400) no Hoare annotation was computed. [2023-04-01 20:20:27,118 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 400) no Hoare annotation was computed. [2023-04-01 20:20:27,118 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 20:20:27,120 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a7~0 0) (= ~a21~0 1) (= ~a17~0 1) (<= ~a16~0 5) (= ~a20~0 1) (<= 15 ~a8~0)) [2023-04-01 20:20:27,120 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 20:20:27,120 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 20:20:27,123 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-04-01 20:20:27,124 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 20:20:27,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 08:20:27 BoogieIcfgContainer [2023-04-01 20:20:27,154 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 20:20:27,155 INFO L158 Benchmark]: Toolchain (without parser) took 17031.34ms. Allocated memory was 246.4MB in the beginning and 360.7MB in the end (delta: 114.3MB). Free memory was 197.2MB in the beginning and 157.3MB in the end (delta: 40.0MB). Peak memory consumption was 209.3MB. Max. memory is 8.0GB. [2023-04-01 20:20:27,155 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 188.7MB. Free memory is still 137.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 20:20:27,156 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.26ms. Allocated memory is still 246.4MB. Free memory was 196.7MB in the beginning and 169.4MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-04-01 20:20:27,156 INFO L158 Benchmark]: Boogie Preprocessor took 81.02ms. Allocated memory is still 246.4MB. Free memory was 169.4MB in the beginning and 164.7MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-04-01 20:20:27,156 INFO L158 Benchmark]: RCFGBuilder took 1009.97ms. Allocated memory is still 246.4MB. Free memory was 164.2MB in the beginning and 164.2MB in the end (delta: 35.2kB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. [2023-04-01 20:20:27,156 INFO L158 Benchmark]: TraceAbstraction took 15450.48ms. Allocated memory was 246.4MB in the beginning and 360.7MB in the end (delta: 114.3MB). Free memory was 163.6MB in the beginning and 157.3MB in the end (delta: 6.4MB). Peak memory consumption was 174.7MB. Max. memory is 8.0GB. [2023-04-01 20:20:27,158 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 188.7MB. Free memory is still 137.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 484.26ms. Allocated memory is still 246.4MB. Free memory was 196.7MB in the beginning and 169.4MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 81.02ms. Allocated memory is still 246.4MB. Free memory was 169.4MB in the beginning and 164.7MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1009.97ms. Allocated memory is still 246.4MB. Free memory was 164.2MB in the beginning and 164.2MB in the end (delta: 35.2kB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. * TraceAbstraction took 15450.48ms. Allocated memory was 246.4MB in the beginning and 360.7MB in the end (delta: 114.3MB). Free memory was 163.6MB in the beginning and 157.3MB in the end (delta: 6.4MB). Peak memory consumption was 174.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 501]: 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, 210 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.4s, OverallIterations: 6, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6514 SdHoareTripleChecker+Valid, 6.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6507 mSDsluCounter, 388 SdHoareTripleChecker+Invalid, 5.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 263 mSDsCounter, 1354 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6931 IncrementalHoareTripleChecker+Invalid, 8285 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1354 mSolverCounterUnsat, 125 mSDtfsCounter, 6931 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 886 GetRequests, 803 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1277occurred in iteration=5, InterpolantAutomatonStates: 68, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 868 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 53 PreInvPairs, 99 NumberOfFragments, 558 HoareAnnotationTreeSize, 53 FomulaSimplifications, 27453 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2977 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1259 NumberOfCodeBlocks, 1259 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1562 ConstructedInterpolants, 0 QuantifiedInterpolants, 3280 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1483 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 11 InterpolantComputations, 4 PerfectInterpolantSequences, 478/526 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: 593]: Loop Invariant Derived loop invariant: ((((((((((((((((a7 == \old(a7) && a21 == 1) && a16 == \old(a16)) && a17 == 1) && a20 == 1) && a8 == \old(a8)) || (((a21 == 1 && 15 == \old(a8)) && a16 <= 5) && a8 < 15)) || (((a7 <= 0 && a21 == 1) && 15 == \old(a8)) && 15 <= a8)) || 0 < \old(a7)) || ((((a8 <= 13 && a21 == 1) && 15 == \old(a8)) && a17 == 1) && a20 == 1)) || ((((a7 <= 0 && a21 == 1) && 15 == \old(a8)) && a17 == 1) && a20 == 1)) || ((a8 <= 13 && 15 == \old(a8)) && a7 == 1)) || !(\old(a21) == 1)) || \old(a8) < 15) || (((a21 == 1 && 15 == \old(a8)) && a7 == 1) && a16 <= 5)) || !(\old(a17) == 1)) || 5 < \old(a16)) || !(\old(a20) == 1) RESULT: Ultimate proved your program to be correct! [2023-04-01 20:20:27,181 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...