/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_label59.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 20:21:15,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 20:21:15,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 20:21:15,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 20:21:15,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 20:21:15,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 20:21:15,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 20:21:15,522 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 20:21:15,555 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 20:21:15,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 20:21:15,556 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 20:21:15,556 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 20:21:15,557 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 20:21:15,557 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 20:21:15,558 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 20:21:15,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 20:21:15,558 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 20:21:15,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 20:21:15,559 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 20:21:15,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 20:21:15,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 20:21:15,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 20:21:15,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 20:21:15,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 20:21:15,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 20:21:15,560 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 20:21:15,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 20:21:15,560 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 20:21:15,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 20:21:15,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 20:21:15,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 20:21:15,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 20:21:15,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 20:21:15,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 20:21:15,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 20:21:15,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 20:21:15,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 20:21:15,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 20:21:15,562 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 20:21:15,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 20:21:15,563 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 20:21:15,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 20:21:15,563 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 20:21:15,563 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 20:21:15,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 20:21:15,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 20:21:15,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 20:21:15,786 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 20:21:15,786 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 20:21:15,787 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label59.c [2023-04-01 20:21:16,977 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 20:21:17,327 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 20:21:17,328 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label59.c [2023-04-01 20:21:17,339 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ded605235/73625b081fc045868908ab0b40a6f08e/FLAGc6eb8f4ef [2023-04-01 20:21:17,354 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ded605235/73625b081fc045868908ab0b40a6f08e [2023-04-01 20:21:17,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 20:21:17,358 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 20:21:17,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 20:21:17,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 20:21:17,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 20:21:17,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 08:21:17" (1/1) ... [2023-04-01 20:21:17,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34394c6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17, skipping insertion in model container [2023-04-01 20:21:17,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 08:21:17" (1/1) ... [2023-04-01 20:21:17,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 20:21:17,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 20:21:17,647 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_label59.c[16624,16637] [2023-04-01 20:21:17,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 20:21:17,693 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 20:21:17,779 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_label59.c[16624,16637] [2023-04-01 20:21:17,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 20:21:17,828 INFO L208 MainTranslator]: Completed translation [2023-04-01 20:21:17,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17 WrapperNode [2023-04-01 20:21:17,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 20:21:17,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 20:21:17,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 20:21:17,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 20:21:17,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17" (1/1) ... [2023-04-01 20:21:17,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17" (1/1) ... [2023-04-01 20:21:17,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17" (1/1) ... [2023-04-01 20:21:17,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17" (1/1) ... [2023-04-01 20:21:17,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17" (1/1) ... [2023-04-01 20:21:17,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17" (1/1) ... [2023-04-01 20:21:17,917 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17" (1/1) ... [2023-04-01 20:21:17,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17" (1/1) ... [2023-04-01 20:21:17,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 20:21:17,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 20:21:17,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 20:21:17,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 20:21:17,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17" (1/1) ... [2023-04-01 20:21:17,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 20:21:17,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:21:17,962 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 20:21:17,995 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 20:21:18,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 20:21:18,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 20:21:18,012 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 20:21:18,013 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 20:21:18,013 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 20:21:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 20:21:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 20:21:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 20:21:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 20:21:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 20:21:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 20:21:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 20:21:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 20:21:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 20:21:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 20:21:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 20:21:18,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 20:21:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 20:21:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 20:21:18,112 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 20:21:18,113 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 20:21:18,957 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 20:21:18,968 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 20:21:18,969 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 20:21:18,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 08:21:18 BoogieIcfgContainer [2023-04-01 20:21:18,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 20:21:18,974 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 20:21:18,974 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 20:21:18,977 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 20:21:18,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 08:21:17" (1/3) ... [2023-04-01 20:21:18,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c77bc90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 08:21:18, skipping insertion in model container [2023-04-01 20:21:18,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:17" (2/3) ... [2023-04-01 20:21:18,978 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c77bc90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 08:21:18, skipping insertion in model container [2023-04-01 20:21:18,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 08:21:18" (3/3) ... [2023-04-01 20:21:18,979 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label59.c [2023-04-01 20:21:18,994 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 20:21:18,994 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 20:21:19,054 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 20:21:19,060 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;@13a526d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 20:21:19,061 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 20:21:19,067 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 20:21:19,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-04-01 20:21:19,079 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:19,080 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] [2023-04-01 20:21:19,081 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:19,087 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:19,087 INFO L85 PathProgramCache]: Analyzing trace with hash -508841464, now seen corresponding path program 1 times [2023-04-01 20:21:19,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:19,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207612882] [2023-04-01 20:21:19,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:19,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:19,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:19,809 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 20:21:19,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:19,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207612882] [2023-04-01 20:21:19,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207612882] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:19,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:21:19,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-01 20:21:19,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851541730] [2023-04-01 20:21:19,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:19,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 20:21:19,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:19,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 20:21:19,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 20:21:19,887 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 22.75) internal successors, (91), 3 states have internal predecessors, (91), 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 20:21:21,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:21,019 INFO L93 Difference]: Finished difference Result 557 states and 956 transitions. [2023-04-01 20:21:21,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 20:21:21,022 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 3 states have internal predecessors, (91), 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 95 [2023-04-01 20:21:21,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:21,031 INFO L225 Difference]: With dead ends: 557 [2023-04-01 20:21:21,032 INFO L226 Difference]: Without dead ends: 286 [2023-04-01 20:21:21,037 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 20:21:21,039 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 675 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 533 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 675 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:21,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [675 Valid, 21 Invalid, 742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 533 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-04-01 20:21:21,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2023-04-01 20:21:21,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 280. [2023-04-01 20:21:21,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 271 states have (on average 1.4464944649446494) internal successors, (392), 272 states have internal predecessors, (392), 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 20:21:21,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 402 transitions. [2023-04-01 20:21:21,097 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 402 transitions. Word has length 95 [2023-04-01 20:21:21,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:21,098 INFO L495 AbstractCegarLoop]: Abstraction has 280 states and 402 transitions. [2023-04-01 20:21:21,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 3 states have internal predecessors, (91), 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 20:21:21,098 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 402 transitions. [2023-04-01 20:21:21,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-04-01 20:21:21,102 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:21,103 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-04-01 20:21:21,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 20:21:21,103 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:21,104 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:21,104 INFO L85 PathProgramCache]: Analyzing trace with hash -31506450, now seen corresponding path program 1 times [2023-04-01 20:21:21,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:21,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530228370] [2023-04-01 20:21:21,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:21,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:21,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:21,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:21,511 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:21:21,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:21,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530228370] [2023-04-01 20:21:21,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530228370] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:21,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:21:21,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 20:21:21,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515403517] [2023-04-01 20:21:21,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:21,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-01 20:21:21,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:21,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-01 20:21:21,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:21:21,515 INFO L87 Difference]: Start difference. First operand 280 states and 402 transitions. Second operand has 8 states, 7 states have (on average 14.142857142857142) internal successors, (99), 5 states have internal predecessors, (99), 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 20:21:22,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:22,423 INFO L93 Difference]: Finished difference Result 713 states and 1049 transitions. [2023-04-01 20:21:22,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-01 20:21:22,424 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 14.142857142857142) internal successors, (99), 5 states have internal predecessors, (99), 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 105 [2023-04-01 20:21:22,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:22,427 INFO L225 Difference]: With dead ends: 713 [2023-04-01 20:21:22,428 INFO L226 Difference]: Without dead ends: 439 [2023-04-01 20:21:22,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-04-01 20:21:22,430 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 612 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 612 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 900 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:22,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [612 Valid, 41 Invalid, 900 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-04-01 20:21:22,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2023-04-01 20:21:22,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 421. [2023-04-01 20:21:22,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 407 states have (on average 1.4004914004914004) internal successors, (570), 411 states have internal predecessors, (570), 5 states have call successors, (5), 5 states have call predecessors, (5), 8 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2023-04-01 20:21:22,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 590 transitions. [2023-04-01 20:21:22,476 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 590 transitions. Word has length 105 [2023-04-01 20:21:22,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:22,477 INFO L495 AbstractCegarLoop]: Abstraction has 421 states and 590 transitions. [2023-04-01 20:21:22,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 14.142857142857142) internal successors, (99), 5 states have internal predecessors, (99), 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 20:21:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 590 transitions. [2023-04-01 20:21:22,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-04-01 20:21:22,480 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:22,481 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-04-01 20:21:22,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 20:21:22,481 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:22,481 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:22,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1528930128, now seen corresponding path program 1 times [2023-04-01 20:21:22,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:22,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205177341] [2023-04-01 20:21:22,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:22,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:22,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:22,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:22,825 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:21:22,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:22,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205177341] [2023-04-01 20:21:22,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205177341] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:21:22,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [253355810] [2023-04-01 20:21:22,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:22,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:22,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:21:22,833 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 20:21:22,841 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 20:21:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:22,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:21:22,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:21:23,158 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:21:23,158 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:21:23,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [253355810] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:23,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:21:23,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2023-04-01 20:21:23,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980774162] [2023-04-01 20:21:23,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:23,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:21:23,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:23,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:21:23,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:21:23,161 INFO L87 Difference]: Start difference. First operand 421 states and 590 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 20:21:23,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:23,500 INFO L93 Difference]: Finished difference Result 1247 states and 1789 transitions. [2023-04-01 20:21:23,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:21:23,500 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 106 [2023-04-01 20:21:23,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:23,508 INFO L225 Difference]: With dead ends: 1247 [2023-04-01 20:21:23,509 INFO L226 Difference]: Without dead ends: 832 [2023-04-01 20:21:23,510 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:21:23,512 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 45 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:23,515 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 233 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 20:21:23,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2023-04-01 20:21:23,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 832. [2023-04-01 20:21:23,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 832 states, 809 states have (on average 1.2904820766378244) internal successors, (1044), 816 states have internal predecessors, (1044), 8 states have call successors, (8), 8 states have call predecessors, (8), 14 states have return successors, (50), 7 states have call predecessors, (50), 7 states have call successors, (50) [2023-04-01 20:21:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 832 states and 1102 transitions. [2023-04-01 20:21:23,561 INFO L78 Accepts]: Start accepts. Automaton has 832 states and 1102 transitions. Word has length 106 [2023-04-01 20:21:23,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:23,561 INFO L495 AbstractCegarLoop]: Abstraction has 832 states and 1102 transitions. [2023-04-01 20:21:23,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 20:21:23,562 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1102 transitions. [2023-04-01 20:21:23,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-04-01 20:21:23,571 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:23,572 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-04-01 20:21:23,579 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 20:21:23,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:23,779 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:23,779 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:23,779 INFO L85 PathProgramCache]: Analyzing trace with hash -2109388932, now seen corresponding path program 1 times [2023-04-01 20:21:23,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:23,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855219644] [2023-04-01 20:21:23,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:23,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:24,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:24,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:24,185 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:21:24,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:24,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855219644] [2023-04-01 20:21:24,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855219644] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:24,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:21:24,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 20:21:24,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138567274] [2023-04-01 20:21:24,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:24,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 20:21:24,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:24,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 20:21:24,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:21:24,193 INFO L87 Difference]: Start difference. First operand 832 states and 1102 transitions. Second operand has 7 states, 6 states have (on average 17.666666666666668) internal successors, (106), 4 states have internal predecessors, (106), 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 20:21:25,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:25,108 INFO L93 Difference]: Finished difference Result 2403 states and 3333 transitions. [2023-04-01 20:21:25,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-01 20:21:25,111 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 17.666666666666668) internal successors, (106), 4 states have internal predecessors, (106), 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 112 [2023-04-01 20:21:25,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:25,117 INFO L225 Difference]: With dead ends: 2403 [2023-04-01 20:21:25,117 INFO L226 Difference]: Without dead ends: 1289 [2023-04-01 20:21:25,119 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 20:21:25,126 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 726 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 655 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 726 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:25,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [726 Valid, 60 Invalid, 805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 655 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 20:21:25,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1289 states. [2023-04-01 20:21:25,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1289 to 993. [2023-04-01 20:21:25,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 993 states, 955 states have (on average 1.1842931937172776) internal successors, (1131), 975 states have internal predecessors, (1131), 9 states have call successors, (9), 9 states have call predecessors, (9), 28 states have return successors, (86), 8 states have call predecessors, (86), 8 states have call successors, (86) [2023-04-01 20:21:25,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 993 states and 1226 transitions. [2023-04-01 20:21:25,180 INFO L78 Accepts]: Start accepts. Automaton has 993 states and 1226 transitions. Word has length 112 [2023-04-01 20:21:25,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:25,180 INFO L495 AbstractCegarLoop]: Abstraction has 993 states and 1226 transitions. [2023-04-01 20:21:25,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 17.666666666666668) internal successors, (106), 4 states have internal predecessors, (106), 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 20:21:25,181 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1226 transitions. [2023-04-01 20:21:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-04-01 20:21:25,183 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:25,183 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:21:25,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 20:21:25,183 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:25,184 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:25,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1760052198, now seen corresponding path program 1 times [2023-04-01 20:21:25,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:25,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002675701] [2023-04-01 20:21:25,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:25,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:25,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:25,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:25,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-01 20:21:25,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:25,606 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 20:21:25,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:25,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002675701] [2023-04-01 20:21:25,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002675701] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:21:25,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879509117] [2023-04-01 20:21:25,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:25,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:25,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:21:25,609 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 20:21:25,611 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 20:21:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:25,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:21:25,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:21:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-04-01 20:21:25,852 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:21:25,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879509117] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:25,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:21:25,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2023-04-01 20:21:25,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903260176] [2023-04-01 20:21:25,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:25,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:21:25,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:25,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:21:25,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-04-01 20:21:25,854 INFO L87 Difference]: Start difference. First operand 993 states and 1226 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 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 20:21:26,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:26,213 INFO L93 Difference]: Finished difference Result 2802 states and 3545 transitions. [2023-04-01 20:21:26,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:21:26,214 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 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 120 [2023-04-01 20:21:26,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:26,222 INFO L225 Difference]: With dead ends: 2802 [2023-04-01 20:21:26,222 INFO L226 Difference]: Without dead ends: 1815 [2023-04-01 20:21:26,224 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-04-01 20:21:26,225 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 49 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:26,225 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 205 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 20:21:26,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1815 states. [2023-04-01 20:21:26,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1815 to 1815. [2023-04-01 20:21:26,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1815 states, 1759 states have (on average 1.1569073337123366) internal successors, (2035), 1785 states have internal predecessors, (2035), 15 states have call successors, (15), 15 states have call predecessors, (15), 40 states have return successors, (186), 14 states have call predecessors, (186), 14 states have call successors, (186) [2023-04-01 20:21:26,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1815 states and 2236 transitions. [2023-04-01 20:21:26,280 INFO L78 Accepts]: Start accepts. Automaton has 1815 states and 2236 transitions. Word has length 120 [2023-04-01 20:21:26,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:26,281 INFO L495 AbstractCegarLoop]: Abstraction has 1815 states and 2236 transitions. [2023-04-01 20:21:26,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 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 20:21:26,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2236 transitions. [2023-04-01 20:21:26,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-04-01 20:21:26,284 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:26,285 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:21:26,295 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 20:21:26,491 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 20:21:26,492 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:26,492 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:26,492 INFO L85 PathProgramCache]: Analyzing trace with hash -58495184, now seen corresponding path program 1 times [2023-04-01 20:21:26,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:26,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541732106] [2023-04-01 20:21:26,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:26,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:26,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:26,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:26,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-01 20:21:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:26,803 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-04-01 20:21:26,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:26,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541732106] [2023-04-01 20:21:26,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541732106] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:21:26,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8981542] [2023-04-01 20:21:26,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:26,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:26,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:21:26,805 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 20:21:26,832 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 20:21:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:26,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 6 conjunts are in the unsatisfiable core [2023-04-01 20:21:26,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:21:27,067 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 22 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-04-01 20:21:27,068 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 20:21:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-04-01 20:21:27,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8981542] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 20:21:27,294 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 20:21:27,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4, 4] total 10 [2023-04-01 20:21:27,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486079432] [2023-04-01 20:21:27,295 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 20:21:27,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-01 20:21:27,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:27,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-01 20:21:27,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-04-01 20:21:27,296 INFO L87 Difference]: Start difference. First operand 1815 states and 2236 transitions. Second operand has 10 states, 10 states have (on average 25.7) internal successors, (257), 8 states have internal predecessors, (257), 4 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) [2023-04-01 20:21:28,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:28,976 INFO L93 Difference]: Finished difference Result 4004 states and 5202 transitions. [2023-04-01 20:21:28,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-04-01 20:21:28,977 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 25.7) internal successors, (257), 8 states have internal predecessors, (257), 4 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) Word has length 129 [2023-04-01 20:21:28,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:28,987 INFO L225 Difference]: With dead ends: 4004 [2023-04-01 20:21:28,987 INFO L226 Difference]: Without dead ends: 2195 [2023-04-01 20:21:28,991 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 267 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=173, Invalid=529, Unknown=0, NotChecked=0, Total=702 [2023-04-01 20:21:28,991 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 1002 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 1263 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1002 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 1430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:28,992 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1002 Valid, 140 Invalid, 1430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1263 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-01 20:21:28,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2195 states. [2023-04-01 20:21:29,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2195 to 1994. [2023-04-01 20:21:29,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1994 states, 1914 states have (on average 1.0956112852664577) internal successors, (2097), 1962 states have internal predecessors, (2097), 16 states have call successors, (16), 16 states have call predecessors, (16), 63 states have return successors, (154), 15 states have call predecessors, (154), 15 states have call successors, (154) [2023-04-01 20:21:29,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1994 states and 2267 transitions. [2023-04-01 20:21:29,062 INFO L78 Accepts]: Start accepts. Automaton has 1994 states and 2267 transitions. Word has length 129 [2023-04-01 20:21:29,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:29,062 INFO L495 AbstractCegarLoop]: Abstraction has 1994 states and 2267 transitions. [2023-04-01 20:21:29,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 25.7) internal successors, (257), 8 states have internal predecessors, (257), 4 states have call successors, (10), 8 states have call predecessors, (10), 6 states have return successors, (7), 4 states have call predecessors, (7), 3 states have call successors, (7) [2023-04-01 20:21:29,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2267 transitions. [2023-04-01 20:21:29,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-04-01 20:21:29,066 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:29,067 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:21:29,072 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 20:21:29,272 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 20:21:29,273 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:29,273 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:29,273 INFO L85 PathProgramCache]: Analyzing trace with hash -846036854, now seen corresponding path program 1 times [2023-04-01 20:21:29,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:29,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238759999] [2023-04-01 20:21:29,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:29,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:29,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:29,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:29,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-01 20:21:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:29,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-04-01 20:21:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:29,641 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 67 proven. 17 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-01 20:21:29,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:29,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238759999] [2023-04-01 20:21:29,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238759999] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:21:29,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1907230068] [2023-04-01 20:21:29,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:29,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:29,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:21:29,645 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:21:29,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-04-01 20:21:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:29,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-01 20:21:29,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:21:29,849 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-04-01 20:21:29,849 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:21:29,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1907230068] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:29,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:21:29,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2023-04-01 20:21:29,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315994915] [2023-04-01 20:21:29,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:29,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 20:21:29,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:29,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 20:21:29,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-04-01 20:21:29,851 INFO L87 Difference]: Start difference. First operand 1994 states and 2267 transitions. Second operand has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 3 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-04-01 20:21:30,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:30,355 INFO L93 Difference]: Finished difference Result 4582 states and 5320 transitions. [2023-04-01 20:21:30,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 20:21:30,355 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 3 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 165 [2023-04-01 20:21:30,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:30,367 INFO L225 Difference]: With dead ends: 4582 [2023-04-01 20:21:30,368 INFO L226 Difference]: Without dead ends: 2729 [2023-04-01 20:21:30,372 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2023-04-01 20:21:30,373 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 438 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:30,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [438 Valid, 44 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-01 20:21:30,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2729 states. [2023-04-01 20:21:30,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2729 to 2689. [2023-04-01 20:21:30,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2689 states, 2589 states have (on average 1.0838161452298185) internal successors, (2806), 2647 states have internal predecessors, (2806), 21 states have call successors, (21), 21 states have call predecessors, (21), 78 states have return successors, (183), 20 states have call predecessors, (183), 20 states have call successors, (183) [2023-04-01 20:21:30,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2689 states and 3010 transitions. [2023-04-01 20:21:30,461 INFO L78 Accepts]: Start accepts. Automaton has 2689 states and 3010 transitions. Word has length 165 [2023-04-01 20:21:30,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:30,461 INFO L495 AbstractCegarLoop]: Abstraction has 2689 states and 3010 transitions. [2023-04-01 20:21:30,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 4 states have internal predecessors, (112), 3 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-04-01 20:21:30,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3010 transitions. [2023-04-01 20:21:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-04-01 20:21:30,466 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:30,467 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 20:21:30,472 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-04-01 20:21:30,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:30,673 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:30,673 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:30,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1549067662, now seen corresponding path program 1 times [2023-04-01 20:21:30,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:30,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873889664] [2023-04-01 20:21:30,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:30,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:31,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:31,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:31,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-01 20:21:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:31,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-04-01 20:21:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 83 proven. 38 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-04-01 20:21:31,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:31,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873889664] [2023-04-01 20:21:31,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873889664] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:21:31,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2054064002] [2023-04-01 20:21:31,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:31,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:31,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:21:31,206 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:21:31,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-04-01 20:21:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:31,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:21:31,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:21:31,448 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-04-01 20:21:31,448 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:21:31,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2054064002] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:31,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:21:31,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-04-01 20:21:31,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633269798] [2023-04-01 20:21:31,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:31,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:21:31,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:31,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:21:31,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:21:31,450 INFO L87 Difference]: Start difference. First operand 2689 states and 3010 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 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 20:21:31,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:31,775 INFO L93 Difference]: Finished difference Result 6047 states and 6817 transitions. [2023-04-01 20:21:31,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:21:31,775 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 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 187 [2023-04-01 20:21:31,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:31,776 INFO L225 Difference]: With dead ends: 6047 [2023-04-01 20:21:31,776 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 20:21:31,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 192 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 20:21:31,785 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 51 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:31,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 191 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 304 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 20:21:31,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 20:21:31,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 20:21:31,786 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 20:21:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 20:21:31,786 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 187 [2023-04-01 20:21:31,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:31,786 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 20:21:31,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 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 20:21:31,787 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 20:21:31,787 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 20:21:31,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 20:21:31,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-04-01 20:21:31,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:31,997 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 20:21:37,922 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 20:21:37,922 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 20:21:37,922 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 20:21:37,925 INFO L895 garLoopResultBuilder]: At program point L601(line 601) the Hoare annotation is: (let ((.cse0 (<= ~a20~0 0)) (.cse5 (<= ~a8~0 13)) (.cse4 (<= ~a17~0 0)) (.cse3 (<= ~a7~0 0)) (.cse2 (<= ~a16~0 5)) (.cse7 (= ~a20~0 1)) (.cse6 (= ~a21~0 1)) (.cse1 (= ~a17~0 1))) (or (< 0 |old(~a7~0)|) (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4) (and .cse0 .cse4 .cse2) (and .cse5 .cse6 .cse7) (and .cse3 .cse0 .cse1) (< |old(~a16~0)| 5) (not (= |old(~a21~0)| 1)) (and .cse5 .cse1 .cse2) (and .cse3 .cse4 .cse6 .cse2 .cse7) (and (<= 5 ~a16~0) .cse4 .cse6 .cse7) (and .cse5 .cse4) (and .cse3 (<= ~a8~0 14) .cse6 .cse1 .cse2 .cse7) (and (= ~a7~0 |old(~a7~0)|) .cse6 (= ~a16~0 |old(~a16~0)|) .cse1 (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1)))) [2023-04-01 20:21:37,925 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 587 604) no Hoare annotation was computed. [2023-04-01 20:21:37,925 INFO L899 garLoopResultBuilder]: For program point L601-1(line 601) no Hoare annotation was computed. [2023-04-01 20:21:37,925 INFO L899 garLoopResultBuilder]: For program point L598(line 598) no Hoare annotation was computed. [2023-04-01 20:21:37,925 INFO L895 garLoopResultBuilder]: At program point L593-2(lines 593 603) the Hoare annotation is: (let ((.cse0 (<= ~a20~0 0)) (.cse5 (<= ~a8~0 13)) (.cse4 (<= ~a17~0 0)) (.cse3 (<= ~a7~0 0)) (.cse2 (<= ~a16~0 5)) (.cse7 (= ~a20~0 1)) (.cse6 (= ~a21~0 1)) (.cse1 (= ~a17~0 1))) (or (< 0 |old(~a7~0)|) (and .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse4) (and .cse0 .cse4 .cse2) (and .cse5 .cse6 .cse7) (and .cse3 .cse0 .cse1) (< |old(~a16~0)| 5) (not (= |old(~a21~0)| 1)) (and .cse5 .cse1 .cse2) (and .cse3 .cse4 .cse6 .cse2 .cse7) (and (<= 5 ~a16~0) .cse4 .cse6 .cse7) (and .cse5 .cse4) (and .cse3 (<= ~a8~0 14) .cse6 .cse1 .cse2 .cse7) (and (= ~a7~0 |old(~a7~0)|) .cse6 (= ~a16~0 |old(~a16~0)|) .cse1 (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1)))) [2023-04-01 20:21:37,926 INFO L899 garLoopResultBuilder]: For program point L593-3(lines 587 604) no Hoare annotation was computed. [2023-04-01 20:21:37,926 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)|) (< |old(~a16~0)| 5) (not (= |old(~a21~0)| 1)) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1))) [2023-04-01 20:21:37,926 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 20:21:37,929 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 20:21:37,929 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 20:21:37,929 INFO L899 garLoopResultBuilder]: For program point L564(line 564) no Hoare annotation was computed. [2023-04-01 20:21:37,929 INFO L899 garLoopResultBuilder]: For program point L531(line 531) no Hoare annotation was computed. [2023-04-01 20:21:37,929 INFO L899 garLoopResultBuilder]: For program point L498(line 498) no Hoare annotation was computed. [2023-04-01 20:21:37,932 INFO L899 garLoopResultBuilder]: For program point L465(line 465) no Hoare annotation was computed. [2023-04-01 20:21:37,933 INFO L899 garLoopResultBuilder]: For program point L432(line 432) no Hoare annotation was computed. [2023-04-01 20:21:37,933 INFO L899 garLoopResultBuilder]: For program point L102(lines 102 400) no Hoare annotation was computed. [2023-04-01 20:21:37,933 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 400) no Hoare annotation was computed. [2023-04-01 20:21:37,933 INFO L899 garLoopResultBuilder]: For program point L566-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,934 INFO L899 garLoopResultBuilder]: For program point L533-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,934 INFO L899 garLoopResultBuilder]: For program point L500-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,935 INFO L899 garLoopResultBuilder]: For program point L467-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,935 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 403) no Hoare annotation was computed. [2023-04-01 20:21:37,935 INFO L899 garLoopResultBuilder]: For program point L434-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,935 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,935 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 400) no Hoare annotation was computed. [2023-04-01 20:21:37,936 INFO L899 garLoopResultBuilder]: For program point L170(lines 170 400) no Hoare annotation was computed. [2023-04-01 20:21:37,936 INFO L899 garLoopResultBuilder]: For program point L567(line 567) no Hoare annotation was computed. [2023-04-01 20:21:37,936 INFO L899 garLoopResultBuilder]: For program point L534(line 534) no Hoare annotation was computed. [2023-04-01 20:21:37,936 INFO L899 garLoopResultBuilder]: For program point L501(line 501) no Hoare annotation was computed. [2023-04-01 20:21:37,936 INFO L899 garLoopResultBuilder]: For program point L468(line 468) no Hoare annotation was computed. [2023-04-01 20:21:37,936 INFO L899 garLoopResultBuilder]: For program point L435(line 435) no Hoare annotation was computed. [2023-04-01 20:21:37,936 INFO L899 garLoopResultBuilder]: For program point L402(line 402) no Hoare annotation was computed. [2023-04-01 20:21:37,937 INFO L899 garLoopResultBuilder]: For program point L204(lines 204 400) no Hoare annotation was computed. [2023-04-01 20:21:37,937 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 400) no Hoare annotation was computed. [2023-04-01 20:21:37,937 INFO L899 garLoopResultBuilder]: For program point L271(lines 271 400) no Hoare annotation was computed. [2023-04-01 20:21:37,937 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 400) no Hoare annotation was computed. [2023-04-01 20:21:37,937 INFO L899 garLoopResultBuilder]: For program point L569-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,937 INFO L899 garLoopResultBuilder]: For program point L536-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,937 INFO L899 garLoopResultBuilder]: For program point L503-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,937 INFO L899 garLoopResultBuilder]: For program point L470-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,937 INFO L899 garLoopResultBuilder]: For program point L437-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,937 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 400) no Hoare annotation was computed. [2023-04-01 20:21:37,938 INFO L899 garLoopResultBuilder]: For program point L404-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,938 INFO L899 garLoopResultBuilder]: For program point L107(lines 107 400) no Hoare annotation was computed. [2023-04-01 20:21:37,938 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 400) no Hoare annotation was computed. [2023-04-01 20:21:37,938 INFO L899 garLoopResultBuilder]: For program point L570(line 570) no Hoare annotation was computed. [2023-04-01 20:21:37,938 INFO L899 garLoopResultBuilder]: For program point L537(line 537) no Hoare annotation was computed. [2023-04-01 20:21:37,938 INFO L899 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed. [2023-04-01 20:21:37,938 INFO L899 garLoopResultBuilder]: For program point L471(line 471) no Hoare annotation was computed. [2023-04-01 20:21:37,938 INFO L899 garLoopResultBuilder]: For program point L438(line 438) no Hoare annotation was computed. [2023-04-01 20:21:37,938 INFO L899 garLoopResultBuilder]: For program point L405(line 405) no Hoare annotation was computed. [2023-04-01 20:21:37,938 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 400) no Hoare annotation was computed. [2023-04-01 20:21:37,938 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 453) no Hoare annotation was computed. [2023-04-01 20:21:37,939 INFO L899 garLoopResultBuilder]: For program point L207(lines 207 400) no Hoare annotation was computed. [2023-04-01 20:21:37,939 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 400) no Hoare annotation was computed. [2023-04-01 20:21:37,939 INFO L899 garLoopResultBuilder]: For program point L373(lines 373 400) no Hoare annotation was computed. [2023-04-01 20:21:37,939 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 400) no Hoare annotation was computed. [2023-04-01 20:21:37,939 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 400) no Hoare annotation was computed. [2023-04-01 20:21:37,939 INFO L899 garLoopResultBuilder]: For program point L572-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,939 INFO L899 garLoopResultBuilder]: For program point L539-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,939 INFO L899 garLoopResultBuilder]: For program point L506-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,939 INFO L899 garLoopResultBuilder]: For program point L473-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,940 INFO L899 garLoopResultBuilder]: For program point L440-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,940 INFO L899 garLoopResultBuilder]: For program point L407-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,940 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 400) no Hoare annotation was computed. [2023-04-01 20:21:37,940 INFO L899 garLoopResultBuilder]: For program point L573(line 573) no Hoare annotation was computed. [2023-04-01 20:21:37,940 INFO L899 garLoopResultBuilder]: For program point L540(line 540) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L507(line 507) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L474(line 474) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L441(line 441) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 400) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 400) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L45(lines 45 400) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 400) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 400) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L575-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L542-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L509-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,941 INFO L899 garLoopResultBuilder]: For program point L476-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L443-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L410-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 400) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 400) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L576(line 576) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L543(line 543) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L510(line 510) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L477(line 477) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L411(line 411) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 400) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L82(lines 82 400) no Hoare annotation was computed. [2023-04-01 20:21:37,942 INFO L899 garLoopResultBuilder]: For program point L578-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L545-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L512-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L479-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L446-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L413-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 400) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 400) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L579(line 579) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L546(line 546) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L513(line 513) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L480(line 480) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L447(line 447) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L414(line 414) no Hoare annotation was computed. [2023-04-01 20:21:37,943 INFO L899 garLoopResultBuilder]: For program point L183(lines 183 400) no Hoare annotation was computed. [2023-04-01 20:21:37,944 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 400) no Hoare annotation was computed. [2023-04-01 20:21:37,944 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,944 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,944 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 400) no Hoare annotation was computed. [2023-04-01 20:21:37,945 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 400) no Hoare annotation was computed. [2023-04-01 20:21:37,945 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 400) no Hoare annotation was computed. [2023-04-01 20:21:37,945 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 400) no Hoare annotation was computed. [2023-04-01 20:21:37,945 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 583) no Hoare annotation was computed. [2023-04-01 20:21:37,945 INFO L899 garLoopResultBuilder]: For program point L548-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,945 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,946 INFO L899 garLoopResultBuilder]: For program point L482-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,946 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,946 INFO L899 garLoopResultBuilder]: For program point L416-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,946 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 400) no Hoare annotation was computed. [2023-04-01 20:21:37,946 INFO L899 garLoopResultBuilder]: For program point L53(lines 53 400) no Hoare annotation was computed. [2023-04-01 20:21:37,946 INFO L899 garLoopResultBuilder]: For program point L582(line 582) no Hoare annotation was computed. [2023-04-01 20:21:37,946 INFO L899 garLoopResultBuilder]: For program point L549(line 549) no Hoare annotation was computed. [2023-04-01 20:21:37,946 INFO L899 garLoopResultBuilder]: For program point L516(line 516) no Hoare annotation was computed. [2023-04-01 20:21:37,946 INFO L899 garLoopResultBuilder]: For program point L483(line 483) no Hoare annotation was computed. [2023-04-01 20:21:37,946 INFO L899 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2023-04-01 20:21:37,946 INFO L899 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 400) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L551-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L518-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L485-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L452-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L419-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L188(lines 188 400) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L552(line 552) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L519(line 519) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L453(line 453) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L420(line 420) no Hoare annotation was computed. [2023-04-01 20:21:37,947 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 400) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 400) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L255(lines 255 400) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L90(lines 90 400) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 400) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 400) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 400) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L554-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L521-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L488-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L455-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L422-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 400) no Hoare annotation was computed. [2023-04-01 20:21:37,948 INFO L899 garLoopResultBuilder]: For program point L158(lines 158 400) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 400) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L555(line 555) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L522(line 522) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L489(line 489) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L456(line 456) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L423(line 423) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 400) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L557-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L524-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L491-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L458-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L392(lines 392 400) no Hoare annotation was computed. [2023-04-01 20:21:37,949 INFO L899 garLoopResultBuilder]: For program point L425-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,950 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 400) no Hoare annotation was computed. [2023-04-01 20:21:37,951 INFO L899 garLoopResultBuilder]: For program point L260(lines 260 400) no Hoare annotation was computed. [2023-04-01 20:21:37,951 INFO L899 garLoopResultBuilder]: For program point L558(line 558) no Hoare annotation was computed. [2023-04-01 20:21:37,951 INFO L899 garLoopResultBuilder]: For program point L525(line 525) no Hoare annotation was computed. [2023-04-01 20:21:37,951 INFO L899 garLoopResultBuilder]: For program point L492(line 492) no Hoare annotation was computed. [2023-04-01 20:21:37,952 INFO L899 garLoopResultBuilder]: For program point L459(line 459) no Hoare annotation was computed. [2023-04-01 20:21:37,952 INFO L899 garLoopResultBuilder]: For program point L426(line 426) no Hoare annotation was computed. [2023-04-01 20:21:37,952 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 40 585) the Hoare annotation is: (let ((.cse19 (= |old(~a20~0)| 1)) (.cse18 (= |old(~a21~0)| 1)) (.cse23 (= ~a21~0 |old(~a21~0)|)) (.cse10 (= ~a17~0 1)) (.cse20 (= ~a20~0 |old(~a20~0)|)) (.cse7 (= ~a7~0 |old(~a7~0)|)) (.cse22 (= ~a17~0 |old(~a17~0)|)) (.cse8 (= ~a21~0 1)) (.cse9 (= ~a16~0 |old(~a16~0)|)) (.cse11 (= ~a20~0 1)) (.cse12 (= ~a8~0 |old(~a8~0)|))) (let ((.cse4 (and .cse7 .cse22 .cse8 .cse9 .cse11 .cse12)) (.cse0 (< 0 |old(~a7~0)|)) (.cse13 (not (= |old(~a17~0)| 1))) (.cse14 (and .cse23 .cse7 .cse9 .cse10 .cse12 .cse20)) (.cse2 (< 0 |old(~a20~0)|)) (.cse15 (< 5 |old(~a16~0)|)) (.cse16 (< 13 |old(~a8~0)|)) (.cse3 (and .cse23 .cse7 .cse22 .cse9 .cse12 .cse20)) (.cse1 (< 0 |old(~a17~0)|)) (.cse17 (<= 5 ~a16~0)) (.cse21 (< |old(~a16~0)| 5)) (.cse5 (not .cse18)) (.cse6 (not .cse19))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse5 .cse6) (or (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (< 14 |old(~a8~0)|) .cse0 .cse5 .cse13 .cse6) (or .cse2 .cse13 .cse14 .cse15) (or .cse4 .cse16 .cse5 .cse6) (or .cse0 (and .cse7 .cse17 .cse18 .cse8 .cse9 .cse10 .cse19 .cse12 .cse20) .cse21 .cse5 .cse13 .cse6) (or .cse16 .cse13 .cse14 .cse15) (or .cse0 .cse2 .cse13 .cse14) (or .cse1 .cse2 .cse3 .cse15) (or .cse1 .cse16 .cse3) (or .cse1 (and .cse7 .cse22 .cse17 .cse18 .cse8 .cse9 .cse19 .cse12 .cse20) .cse21 .cse5 .cse6)))) [2023-04-01 20:21:37,952 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 400) no Hoare annotation was computed. [2023-04-01 20:21:37,952 INFO L899 garLoopResultBuilder]: For program point L162(lines 162 400) no Hoare annotation was computed. [2023-04-01 20:21:37,953 INFO L899 garLoopResultBuilder]: For program point L129(lines 129 400) no Hoare annotation was computed. [2023-04-01 20:21:37,953 INFO L899 garLoopResultBuilder]: For program point L328(lines 328 400) no Hoare annotation was computed. [2023-04-01 20:21:37,953 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 400) no Hoare annotation was computed. [2023-04-01 20:21:37,953 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 400) no Hoare annotation was computed. [2023-04-01 20:21:37,953 INFO L899 garLoopResultBuilder]: For program point L560-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,953 INFO L899 garLoopResultBuilder]: For program point L527-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,953 INFO L899 garLoopResultBuilder]: For program point L494-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,953 INFO L899 garLoopResultBuilder]: For program point L461-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,953 INFO L899 garLoopResultBuilder]: For program point L428-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,954 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 400) no Hoare annotation was computed. [2023-04-01 20:21:37,954 INFO L899 garLoopResultBuilder]: For program point L561(line 561) no Hoare annotation was computed. [2023-04-01 20:21:37,954 INFO L899 garLoopResultBuilder]: For program point L528(line 528) no Hoare annotation was computed. [2023-04-01 20:21:37,954 INFO L899 garLoopResultBuilder]: For program point L495(line 495) no Hoare annotation was computed. [2023-04-01 20:21:37,954 INFO L899 garLoopResultBuilder]: For program point L462(line 462) no Hoare annotation was computed. [2023-04-01 20:21:37,954 INFO L899 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2023-04-01 20:21:37,954 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 400) no Hoare annotation was computed. [2023-04-01 20:21:37,954 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 400) no Hoare annotation was computed. [2023-04-01 20:21:37,954 INFO L899 garLoopResultBuilder]: For program point L563-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,955 INFO L899 garLoopResultBuilder]: For program point L530-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,955 INFO L899 garLoopResultBuilder]: For program point L497-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,955 INFO L899 garLoopResultBuilder]: For program point L464-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,955 INFO L899 garLoopResultBuilder]: For program point L431-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:37,955 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 400) no Hoare annotation was computed. [2023-04-01 20:21:37,955 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 400) no Hoare annotation was computed. [2023-04-01 20:21:37,955 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 400) no Hoare annotation was computed. [2023-04-01 20:21:37,955 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 400) no Hoare annotation was computed. [2023-04-01 20:21:37,955 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 20:21:37,955 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a7~0 0) (<= 5 ~a16~0) (= ~a21~0 1) (= ~a17~0 1) (<= ~a16~0 5) (= ~a20~0 1)) [2023-04-01 20:21:37,955 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 20:21:37,956 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 20:21:37,959 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:21:37,960 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 20:21:37,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 08:21:37 BoogieIcfgContainer [2023-04-01 20:21:37,996 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 20:21:37,997 INFO L158 Benchmark]: Toolchain (without parser) took 20639.02ms. Allocated memory was 296.7MB in the beginning and 682.6MB in the end (delta: 385.9MB). Free memory was 255.4MB in the beginning and 466.4MB in the end (delta: -210.9MB). Peak memory consumption was 421.3MB. Max. memory is 8.0GB. [2023-04-01 20:21:37,997 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 199.2MB. Free memory was 145.1MB in the beginning and 144.9MB in the end (delta: 164.5kB). There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 20:21:37,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.24ms. Allocated memory is still 296.7MB. Free memory was 254.9MB in the beginning and 227.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-04-01 20:21:37,998 INFO L158 Benchmark]: Boogie Preprocessor took 98.00ms. Allocated memory is still 296.7MB. Free memory was 227.7MB in the beginning and 222.4MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-04-01 20:21:37,998 INFO L158 Benchmark]: RCFGBuilder took 1042.71ms. Allocated memory is still 296.7MB. Free memory was 222.4MB in the beginning and 230.2MB in the end (delta: -7.8MB). Peak memory consumption was 54.5MB. Max. memory is 8.0GB. [2023-04-01 20:21:37,998 INFO L158 Benchmark]: TraceAbstraction took 19022.35ms. Allocated memory was 296.7MB in the beginning and 682.6MB in the end (delta: 385.9MB). Free memory was 229.2MB in the beginning and 466.4MB in the end (delta: -237.2MB). Peak memory consumption was 394.1MB. Max. memory is 8.0GB. [2023-04-01 20:21:37,999 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 199.2MB. Free memory was 145.1MB in the beginning and 144.9MB in the end (delta: 164.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 469.24ms. Allocated memory is still 296.7MB. Free memory was 254.9MB in the beginning and 227.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 98.00ms. Allocated memory is still 296.7MB. Free memory was 227.7MB in the beginning and 222.4MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1042.71ms. Allocated memory is still 296.7MB. Free memory was 222.4MB in the beginning and 230.2MB in the end (delta: -7.8MB). Peak memory consumption was 54.5MB. Max. memory is 8.0GB. * TraceAbstraction took 19022.35ms. Allocated memory was 296.7MB in the beginning and 682.6MB in the end (delta: 385.9MB). Free memory was 229.2MB in the beginning and 466.4MB in the end (delta: -237.2MB). Peak memory consumption was 394.1MB. 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: 453]: 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: 18.9s, OverallIterations: 8, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3598 SdHoareTripleChecker+Valid, 5.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3598 mSDsluCounter, 935 SdHoareTripleChecker+Invalid, 4.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 280 mSDsCounter, 890 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4621 IncrementalHoareTripleChecker+Invalid, 5511 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 890 mSolverCounterUnsat, 655 mSDtfsCounter, 4621 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 950 GetRequests, 868 SyntacticMatches, 3 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2689occurred in iteration=7, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 561 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 97 PreInvPairs, 153 NumberOfFragments, 805 HoareAnnotationTreeSize, 97 FomulaSimplifications, 33390 FormulaSimplificationTreeSizeReduction, 4.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9453 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 1726 NumberOfCodeBlocks, 1726 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1841 ConstructedInterpolants, 0 QuantifiedInterpolants, 4933 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2310 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 14 InterpolantComputations, 7 PerfectInterpolantSequences, 594/681 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: (((((((((((((((0 < \old(a7) || ((a20 <= 0 && a17 == 1) && a16 <= 5)) || ((a7 <= 0 && a20 <= 0) && a17 <= 0)) || ((a20 <= 0 && a17 <= 0) && a16 <= 5)) || ((a8 <= 13 && a21 == 1) && a20 == 1)) || ((a7 <= 0 && a20 <= 0) && a17 == 1)) || \old(a16) < 5) || !(\old(a21) == 1)) || ((a8 <= 13 && a17 == 1) && a16 <= 5)) || ((((a7 <= 0 && a17 <= 0) && a21 == 1) && a16 <= 5) && a20 == 1)) || (((5 <= a16 && a17 <= 0) && a21 == 1) && a20 == 1)) || (a8 <= 13 && a17 <= 0)) || (((((a7 <= 0 && a8 <= 14) && a21 == 1) && a17 == 1) && a16 <= 5) && a20 == 1)) || (((((a7 == \old(a7) && a21 == 1) && a16 == \old(a16)) && a17 == 1) && a8 == \old(a8)) && a20 == \old(a20))) || !(\old(a17) == 1)) || 5 < \old(a16)) || !(\old(a20) == 1) RESULT: Ultimate proved your program to be correct! [2023-04-01 20:21:38,021 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...