/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/Problem03_label08.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 20:23:09,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 20:23:09,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 20:23:09,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 20:23:10,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 20:23:10,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 20:23:10,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 20:23:10,037 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 20:23:10,061 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 20:23:10,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 20:23:10,061 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 20:23:10,062 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 20:23:10,062 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 20:23:10,062 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 20:23:10,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 20:23:10,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 20:23:10,063 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 20:23:10,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 20:23:10,064 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 20:23:10,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 20:23:10,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 20:23:10,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 20:23:10,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 20:23:10,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 20:23:10,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 20:23:10,065 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 20:23:10,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 20:23:10,066 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 20:23:10,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 20:23:10,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 20:23:10,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 20:23:10,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 20:23:10,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 20:23:10,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 20:23:10,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 20:23:10,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 20:23:10,067 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 20:23:10,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 20:23:10,067 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 20:23:10,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 20:23:10,068 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 20:23:10,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 20:23:10,068 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 20:23:10,068 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 20:23:10,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 20:23:10,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 20:23:10,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 20:23:10,367 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 20:23:10,368 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 20:23:10,369 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2023-04-01 20:23:11,507 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 20:23:11,832 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 20:23:11,833 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2023-04-01 20:23:11,852 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2680a9c87/1e5137c921f844f5a0c460df59b8b094/FLAG7054a1db2 [2023-04-01 20:23:11,869 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2680a9c87/1e5137c921f844f5a0c460df59b8b094 [2023-04-01 20:23:11,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 20:23:11,873 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 20:23:11,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 20:23:11,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 20:23:11,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 20:23:11,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 08:23:11" (1/1) ... [2023-04-01 20:23:11,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@442eca7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:11, skipping insertion in model container [2023-04-01 20:23:11,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 08:23:11" (1/1) ... [2023-04-01 20:23:11,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 20:23:11,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 20:23:12,380 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/Problem03_label08.c[55410,55423] [2023-04-01 20:23:12,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 20:23:12,437 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 20:23:12,611 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/Problem03_label08.c[55410,55423] [2023-04-01 20:23:12,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 20:23:12,644 INFO L208 MainTranslator]: Completed translation [2023-04-01 20:23:12,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:12 WrapperNode [2023-04-01 20:23:12,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 20:23:12,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 20:23:12,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 20:23:12,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 20:23:12,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:12" (1/1) ... [2023-04-01 20:23:12,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:12" (1/1) ... [2023-04-01 20:23:12,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:12" (1/1) ... [2023-04-01 20:23:12,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:12" (1/1) ... [2023-04-01 20:23:12,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:12" (1/1) ... [2023-04-01 20:23:12,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:12" (1/1) ... [2023-04-01 20:23:12,790 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:12" (1/1) ... [2023-04-01 20:23:12,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:12" (1/1) ... [2023-04-01 20:23:12,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 20:23:12,810 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 20:23:12,810 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 20:23:12,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 20:23:12,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:12" (1/1) ... [2023-04-01 20:23:12,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 20:23:12,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:23:12,842 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 20:23:12,866 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 20:23:12,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 20:23:12,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 20:23:12,885 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 20:23:12,885 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 20:23:12,885 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 20:23:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 20:23:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 20:23:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 20:23:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 20:23:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 20:23:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 20:23:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 20:23:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 20:23:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 20:23:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 20:23:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 20:23:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 20:23:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 20:23:12,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 20:23:12,963 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 20:23:12,965 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 20:23:14,692 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 20:23:14,702 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 20:23:14,702 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 20:23:14,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 08:23:14 BoogieIcfgContainer [2023-04-01 20:23:14,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 20:23:14,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 20:23:14,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 20:23:14,709 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 20:23:14,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 08:23:11" (1/3) ... [2023-04-01 20:23:14,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33611cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 08:23:14, skipping insertion in model container [2023-04-01 20:23:14,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:23:12" (2/3) ... [2023-04-01 20:23:14,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33611cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 08:23:14, skipping insertion in model container [2023-04-01 20:23:14,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 08:23:14" (3/3) ... [2023-04-01 20:23:14,711 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label08.c [2023-04-01 20:23:14,728 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 20:23:14,728 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 20:23:14,782 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 20:23:14,788 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;@1f41bdde, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 20:23:14,789 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 20:23:14,797 INFO L276 IsEmpty]: Start isEmpty. Operand has 311 states, 303 states have (on average 1.7227722772277227) internal successors, (522), 304 states have internal predecessors, (522), 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 20:23:14,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-04-01 20:23:14,816 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:23:14,817 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:23:14,817 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:23:14,821 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:23:14,821 INFO L85 PathProgramCache]: Analyzing trace with hash -98183175, now seen corresponding path program 1 times [2023-04-01 20:23:14,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:23:14,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804007319] [2023-04-01 20:23:14,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:14,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:23:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:16,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:23:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:16,036 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 20:23:16,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:23:16,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804007319] [2023-04-01 20:23:16,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804007319] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:23:16,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:23:16,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 20:23:16,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153332280] [2023-04-01 20:23:16,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:23:16,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 20:23:16,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:23:16,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 20:23:16,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-01 20:23:16,086 INFO L87 Difference]: Start difference. First operand has 311 states, 303 states have (on average 1.7227722772277227) internal successors, (522), 304 states have internal predecessors, (522), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 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 20:23:18,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:23:18,210 INFO L93 Difference]: Finished difference Result 839 states and 1485 transitions. [2023-04-01 20:23:18,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 20:23:18,213 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 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 163 [2023-04-01 20:23:18,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:23:18,226 INFO L225 Difference]: With dead ends: 839 [2023-04-01 20:23:18,226 INFO L226 Difference]: Without dead ends: 464 [2023-04-01 20:23:18,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-04-01 20:23:18,235 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 621 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1011 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 621 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 1203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 1011 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-01 20:23:18,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [621 Valid, 53 Invalid, 1203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 1011 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-01 20:23:18,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2023-04-01 20:23:18,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 460. [2023-04-01 20:23:18,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460 states, 450 states have (on average 1.4222222222222223) internal successors, (640), 452 states have internal predecessors, (640), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-04-01 20:23:18,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 651 transitions. [2023-04-01 20:23:18,342 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 651 transitions. Word has length 163 [2023-04-01 20:23:18,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:23:18,346 INFO L495 AbstractCegarLoop]: Abstraction has 460 states and 651 transitions. [2023-04-01 20:23:18,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 53.0) internal successors, (159), 2 states have internal predecessors, (159), 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 20:23:18,346 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 651 transitions. [2023-04-01 20:23:18,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-04-01 20:23:18,356 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:23:18,357 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:23:18,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 20:23:18,357 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:23:18,358 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:23:18,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1188868870, now seen corresponding path program 1 times [2023-04-01 20:23:18,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:23:18,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029587942] [2023-04-01 20:23:18,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:18,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:23:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:18,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:23:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:18,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:23:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:18,975 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:23:18,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:23:18,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029587942] [2023-04-01 20:23:18,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029587942] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:23:18,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:23:18,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 20:23:18,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271500113] [2023-04-01 20:23:18,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:23:18,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 20:23:18,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:23:18,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 20:23:18,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:23:18,979 INFO L87 Difference]: Start difference. First operand 460 states and 651 transitions. Second operand has 7 states, 6 states have (on average 28.166666666666668) internal successors, (169), 4 states have internal predecessors, (169), 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 20:23:20,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:23:20,977 INFO L93 Difference]: Finished difference Result 1392 states and 2002 transitions. [2023-04-01 20:23:20,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-01 20:23:20,978 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 28.166666666666668) internal successors, (169), 4 states have internal predecessors, (169), 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 175 [2023-04-01 20:23:20,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:23:20,983 INFO L225 Difference]: With dead ends: 1392 [2023-04-01 20:23:20,984 INFO L226 Difference]: Without dead ends: 938 [2023-04-01 20:23:20,985 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 20:23:20,987 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 1223 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1223 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 1618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-01 20:23:20,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1223 Valid, 142 Invalid, 1618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-01 20:23:20,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2023-04-01 20:23:21,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 916. [2023-04-01 20:23:21,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 896 states have (on average 1.390625) internal successors, (1246), 904 states have internal predecessors, (1246), 6 states have call successors, (6), 6 states have call predecessors, (6), 13 states have return successors, (27), 5 states have call predecessors, (27), 5 states have call successors, (27) [2023-04-01 20:23:21,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1279 transitions. [2023-04-01 20:23:21,022 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1279 transitions. Word has length 175 [2023-04-01 20:23:21,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:23:21,022 INFO L495 AbstractCegarLoop]: Abstraction has 916 states and 1279 transitions. [2023-04-01 20:23:21,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 28.166666666666668) internal successors, (169), 4 states have internal predecessors, (169), 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 20:23:21,023 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1279 transitions. [2023-04-01 20:23:21,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-04-01 20:23:21,026 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:23:21,026 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:23:21,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 20:23:21,027 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:23:21,027 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:23:21,027 INFO L85 PathProgramCache]: Analyzing trace with hash -909296795, now seen corresponding path program 1 times [2023-04-01 20:23:21,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:23:21,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941333616] [2023-04-01 20:23:21,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:21,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:23:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:21,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:23:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:21,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:23:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:21,666 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:23:21,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:23:21,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941333616] [2023-04-01 20:23:21,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941333616] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:23:21,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [239480990] [2023-04-01 20:23:21,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:21,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:23:21,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:23:21,672 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 20:23:21,694 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 20:23:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:21,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 7 conjunts are in the unsatisfiable core [2023-04-01 20:23:21,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:23:22,261 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:23:22,261 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:23:22,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [239480990] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:23:22,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:23:22,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 20:23:22,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782773429] [2023-04-01 20:23:22,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:23:22,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:23:22,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:23:22,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:23:22,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-01 20:23:22,264 INFO L87 Difference]: Start difference. First operand 916 states and 1279 transitions. Second operand has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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 20:23:23,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:23:23,073 INFO L93 Difference]: Finished difference Result 2703 states and 3841 transitions. [2023-04-01 20:23:23,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:23:23,074 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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 184 [2023-04-01 20:23:23,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:23:23,083 INFO L225 Difference]: With dead ends: 2703 [2023-04-01 20:23:23,083 INFO L226 Difference]: Without dead ends: 1793 [2023-04-01 20:23:23,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-01 20:23:23,087 INFO L413 NwaCegarLoop]: 346 mSDtfsCounter, 87 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 544 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 20:23:23,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 386 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 544 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 20:23:23,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1793 states. [2023-04-01 20:23:23,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1793 to 1767. [2023-04-01 20:23:23,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1767 states, 1732 states have (on average 1.3545034642032332) internal successors, (2346), 1747 states have internal predecessors, (2346), 10 states have call successors, (10), 10 states have call predecessors, (10), 24 states have return successors, (83), 9 states have call predecessors, (83), 9 states have call successors, (83) [2023-04-01 20:23:23,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1767 states and 2439 transitions. [2023-04-01 20:23:23,210 INFO L78 Accepts]: Start accepts. Automaton has 1767 states and 2439 transitions. Word has length 184 [2023-04-01 20:23:23,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:23:23,211 INFO L495 AbstractCegarLoop]: Abstraction has 1767 states and 2439 transitions. [2023-04-01 20:23:23,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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 20:23:23,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2439 transitions. [2023-04-01 20:23:23,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-04-01 20:23:23,221 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:23:23,221 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:23:23,232 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-04-01 20:23:23,428 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 20:23:23,429 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:23:23,429 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:23:23,429 INFO L85 PathProgramCache]: Analyzing trace with hash 887170562, now seen corresponding path program 1 times [2023-04-01 20:23:23,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:23:23,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626146633] [2023-04-01 20:23:23,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:23,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:23:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:23,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:23:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:23,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:23:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:23,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-04-01 20:23:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:24,030 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 32 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 20:23:24,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:23:24,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626146633] [2023-04-01 20:23:24,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626146633] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:23:24,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445681783] [2023-04-01 20:23:24,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:24,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:23:24,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:23:24,034 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 20:23:24,038 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 20:23:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:24,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 1037 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:23:24,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:23:24,367 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:23:24,367 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 20:23:24,523 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:23:24,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [445681783] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 20:23:24,524 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 20:23:24,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 13 [2023-04-01 20:23:24,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873859498] [2023-04-01 20:23:24,526 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 20:23:24,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-01 20:23:24,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:23:24,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-01 20:23:24,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2023-04-01 20:23:24,531 INFO L87 Difference]: Start difference. First operand 1767 states and 2439 transitions. Second operand has 13 states, 13 states have (on average 16.0) internal successors, (208), 11 states have internal predecessors, (208), 5 states have call successors, (9), 6 states have call predecessors, (9), 7 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 20:23:33,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:23:33,875 INFO L93 Difference]: Finished difference Result 9669 states and 16799 transitions. [2023-04-01 20:23:33,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-04-01 20:23:33,876 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 16.0) internal successors, (208), 11 states have internal predecessors, (208), 5 states have call successors, (9), 6 states have call predecessors, (9), 7 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) Word has length 194 [2023-04-01 20:23:33,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:23:33,937 INFO L225 Difference]: With dead ends: 9669 [2023-04-01 20:23:33,937 INFO L226 Difference]: Without dead ends: 7908 [2023-04-01 20:23:33,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 494 GetRequests, 420 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1999 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=891, Invalid=4809, Unknown=0, NotChecked=0, Total=5700 [2023-04-01 20:23:33,952 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 2689 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 7903 mSolverCounterSat, 1231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2702 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 9134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1231 IncrementalHoareTripleChecker+Valid, 7903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2023-04-01 20:23:33,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2702 Valid, 470 Invalid, 9134 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1231 Valid, 7903 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2023-04-01 20:23:33,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7908 states. [2023-04-01 20:23:34,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7908 to 7562. [2023-04-01 20:23:34,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7562 states, 7298 states have (on average 1.2432173198136476) internal successors, (9073), 7485 states have internal predecessors, (9073), 41 states have call successors, (41), 36 states have call predecessors, (41), 222 states have return successors, (1248), 40 states have call predecessors, (1248), 40 states have call successors, (1248) [2023-04-01 20:23:34,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7562 states to 7562 states and 10362 transitions. [2023-04-01 20:23:34,328 INFO L78 Accepts]: Start accepts. Automaton has 7562 states and 10362 transitions. Word has length 194 [2023-04-01 20:23:34,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:23:34,328 INFO L495 AbstractCegarLoop]: Abstraction has 7562 states and 10362 transitions. [2023-04-01 20:23:34,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 16.0) internal successors, (208), 11 states have internal predecessors, (208), 5 states have call successors, (9), 6 states have call predecessors, (9), 7 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 20:23:34,355 INFO L276 IsEmpty]: Start isEmpty. Operand 7562 states and 10362 transitions. [2023-04-01 20:23:34,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-04-01 20:23:34,376 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:23:34,377 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:23:34,386 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 20:23:34,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-04-01 20:23:34,583 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:23:34,584 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:23:34,584 INFO L85 PathProgramCache]: Analyzing trace with hash -294620367, now seen corresponding path program 1 times [2023-04-01 20:23:34,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:23:34,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586580839] [2023-04-01 20:23:34,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:34,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:23:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:35,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:23:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:35,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:23:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:35,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-04-01 20:23:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:35,216 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-04-01 20:23:35,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:23:35,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586580839] [2023-04-01 20:23:35,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586580839] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:23:35,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1262045207] [2023-04-01 20:23:35,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:35,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:23:35,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:23:35,218 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 20:23:35,246 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 20:23:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:35,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:23:35,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:23:35,655 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 20:23:35,655 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:23:35,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1262045207] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:23:35,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:23:35,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-04-01 20:23:35,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179758122] [2023-04-01 20:23:35,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:23:35,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:23:35,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:23:35,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:23:35,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:23:35,702 INFO L87 Difference]: Start difference. First operand 7562 states and 10362 transitions. Second operand has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 20:23:36,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:23:36,468 INFO L93 Difference]: Finished difference Result 15116 states and 20709 transitions. [2023-04-01 20:23:36,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:23:36,469 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 201 [2023-04-01 20:23:36,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:23:36,500 INFO L225 Difference]: With dead ends: 15116 [2023-04-01 20:23:36,500 INFO L226 Difference]: Without dead ends: 7564 [2023-04-01 20:23:36,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:23:36,520 INFO L413 NwaCegarLoop]: 406 mSDtfsCounter, 81 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 701 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 20:23:36,520 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 437 Invalid, 764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 701 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 20:23:36,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7564 states. [2023-04-01 20:23:36,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7564 to 7560. [2023-04-01 20:23:36,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7560 states, 7297 states have (on average 1.2314649856105249) internal successors, (8986), 7483 states have internal predecessors, (8986), 41 states have call successors, (41), 36 states have call predecessors, (41), 221 states have return successors, (1189), 40 states have call predecessors, (1189), 40 states have call successors, (1189) [2023-04-01 20:23:36,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7560 states to 7560 states and 10216 transitions. [2023-04-01 20:23:36,750 INFO L78 Accepts]: Start accepts. Automaton has 7560 states and 10216 transitions. Word has length 201 [2023-04-01 20:23:36,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:23:36,751 INFO L495 AbstractCegarLoop]: Abstraction has 7560 states and 10216 transitions. [2023-04-01 20:23:36,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 20:23:36,752 INFO L276 IsEmpty]: Start isEmpty. Operand 7560 states and 10216 transitions. [2023-04-01 20:23:36,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-04-01 20:23:36,772 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:23:36,772 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:23:36,779 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 20:23:36,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:23:36,979 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:23:36,980 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:23:36,980 INFO L85 PathProgramCache]: Analyzing trace with hash -403425575, now seen corresponding path program 1 times [2023-04-01 20:23:36,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:23:36,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373809836] [2023-04-01 20:23:36,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:36,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:23:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:37,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:23:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:37,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:23:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:37,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-04-01 20:23:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:37,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-01 20:23:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:37,729 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 63 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-04-01 20:23:37,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:23:37,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373809836] [2023-04-01 20:23:37,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373809836] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:23:37,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [906777707] [2023-04-01 20:23:37,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:37,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:23:37,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:23:37,733 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 20:23:37,745 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 20:23:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:37,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 1214 conjuncts, 6 conjunts are in the unsatisfiable core [2023-04-01 20:23:37,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:23:38,168 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 57 proven. 6 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-04-01 20:23:38,169 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 20:23:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-04-01 20:23:38,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [906777707] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 20:23:38,495 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 20:23:38,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4, 4] total 10 [2023-04-01 20:23:38,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106675738] [2023-04-01 20:23:38,496 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 20:23:38,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-01 20:23:38,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:23:38,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-01 20:23:38,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-04-01 20:23:38,498 INFO L87 Difference]: Start difference. First operand 7560 states and 10216 transitions. Second operand has 10 states, 10 states have (on average 37.9) internal successors, (379), 8 states have internal predecessors, (379), 4 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) [2023-04-01 20:23:40,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:23:40,172 INFO L93 Difference]: Finished difference Result 14862 states and 20184 transitions. [2023-04-01 20:23:40,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-01 20:23:40,173 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 37.9) internal successors, (379), 8 states have internal predecessors, (379), 4 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) Word has length 218 [2023-04-01 20:23:40,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:23:40,202 INFO L225 Difference]: With dead ends: 14862 [2023-04-01 20:23:40,202 INFO L226 Difference]: Without dead ends: 7328 [2023-04-01 20:23:40,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 462 GetRequests, 444 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-04-01 20:23:40,256 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 1823 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 1237 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1823 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 1391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 20:23:40,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1823 Valid, 72 Invalid, 1391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1237 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 20:23:40,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7328 states. [2023-04-01 20:23:40,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7328 to 7242. [2023-04-01 20:23:40,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7242 states, 7008 states have (on average 1.1730878995433789) internal successors, (8221), 7167 states have internal predecessors, (8221), 40 states have call successors, (40), 35 states have call predecessors, (40), 193 states have return successors, (791), 39 states have call predecessors, (791), 39 states have call successors, (791) [2023-04-01 20:23:40,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7242 states to 7242 states and 9052 transitions. [2023-04-01 20:23:40,466 INFO L78 Accepts]: Start accepts. Automaton has 7242 states and 9052 transitions. Word has length 218 [2023-04-01 20:23:40,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:23:40,468 INFO L495 AbstractCegarLoop]: Abstraction has 7242 states and 9052 transitions. [2023-04-01 20:23:40,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 37.9) internal successors, (379), 8 states have internal predecessors, (379), 4 states have call successors, (11), 8 states have call predecessors, (11), 6 states have return successors, (9), 4 states have call predecessors, (9), 4 states have call successors, (9) [2023-04-01 20:23:40,471 INFO L276 IsEmpty]: Start isEmpty. Operand 7242 states and 9052 transitions. [2023-04-01 20:23:40,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-04-01 20:23:40,488 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:23:40,489 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:23:40,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-04-01 20:23:40,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:23:40,696 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:23:40,697 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:23:40,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1211494376, now seen corresponding path program 1 times [2023-04-01 20:23:40,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:23:40,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010703548] [2023-04-01 20:23:40,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:40,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:23:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:41,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:23:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:41,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:23:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:41,263 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:23:41,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:23:41,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010703548] [2023-04-01 20:23:41,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010703548] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:23:41,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [683588204] [2023-04-01 20:23:41,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:41,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:23:41,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:23:41,265 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 20:23:41,288 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 20:23:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:41,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:23:41,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:23:41,700 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:23:41,700 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:23:41,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [683588204] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:23:41,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:23:41,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 20:23:41,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498844889] [2023-04-01 20:23:41,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:23:41,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:23:41,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:23:41,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:23:41,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-01 20:23:41,703 INFO L87 Difference]: Start difference. First operand 7242 states and 9052 transitions. Second operand has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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 20:23:42,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:23:42,290 INFO L93 Difference]: Finished difference Result 14476 states and 18092 transitions. [2023-04-01 20:23:42,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:23:42,291 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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 263 [2023-04-01 20:23:42,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:23:42,315 INFO L225 Difference]: With dead ends: 14476 [2023-04-01 20:23:42,315 INFO L226 Difference]: Without dead ends: 7244 [2023-04-01 20:23:42,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-01 20:23:42,331 INFO L413 NwaCegarLoop]: 295 mSDtfsCounter, 108 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-01 20:23:42,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 313 Invalid, 634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 608 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-01 20:23:42,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7244 states. [2023-04-01 20:23:42,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7244 to 7240. [2023-04-01 20:23:42,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7007 states have (on average 1.1619808762665906) internal successors, (8142), 7165 states have internal predecessors, (8142), 40 states have call successors, (40), 35 states have call predecessors, (40), 192 states have return successors, (722), 39 states have call predecessors, (722), 39 states have call successors, (722) [2023-04-01 20:23:42,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 8904 transitions. [2023-04-01 20:23:42,505 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 8904 transitions. Word has length 263 [2023-04-01 20:23:42,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:23:42,506 INFO L495 AbstractCegarLoop]: Abstraction has 7240 states and 8904 transitions. [2023-04-01 20:23:42,506 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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 20:23:42,506 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 8904 transitions. [2023-04-01 20:23:42,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-04-01 20:23:42,525 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:23:42,526 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-04-01 20:23:42,537 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 20:23:42,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:23:42,733 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:23:42,734 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:23:42,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1685298534, now seen corresponding path program 1 times [2023-04-01 20:23:42,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:23:42,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673530572] [2023-04-01 20:23:42,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:42,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:23:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:43,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:23:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:43,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:23:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:44,362 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:23:44,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:23:44,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673530572] [2023-04-01 20:23:44,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673530572] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:23:44,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:23:44,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 20:23:44,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396192382] [2023-04-01 20:23:44,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:23:44,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 20:23:44,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:23:44,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 20:23:44,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:23:44,365 INFO L87 Difference]: Start difference. First operand 7240 states and 8904 transitions. Second operand has 7 states, 6 states have (on average 46.0) internal successors, (276), 4 states have internal predecessors, (276), 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 20:23:45,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:23:45,757 INFO L93 Difference]: Finished difference Result 15828 states and 19471 transitions. [2023-04-01 20:23:45,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-01 20:23:45,765 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 46.0) internal successors, (276), 4 states have internal predecessors, (276), 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 282 [2023-04-01 20:23:45,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:23:45,794 INFO L225 Difference]: With dead ends: 15828 [2023-04-01 20:23:45,794 INFO L226 Difference]: Without dead ends: 8614 [2023-04-01 20:23:45,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-04-01 20:23:45,808 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 1279 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 1246 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1279 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 1270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 1246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-04-01 20:23:45,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1279 Valid, 72 Invalid, 1270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 1246 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-04-01 20:23:45,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8614 states. [2023-04-01 20:23:45,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8614 to 8305. [2023-04-01 20:23:45,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8305 states, 8046 states have (on average 1.1670395227442207) internal successors, (9390), 8221 states have internal predecessors, (9390), 44 states have call successors, (44), 40 states have call predecessors, (44), 214 states have return successors, (858), 43 states have call predecessors, (858), 43 states have call successors, (858) [2023-04-01 20:23:46,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8305 states to 8305 states and 10292 transitions. [2023-04-01 20:23:46,006 INFO L78 Accepts]: Start accepts. Automaton has 8305 states and 10292 transitions. Word has length 282 [2023-04-01 20:23:46,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:23:46,007 INFO L495 AbstractCegarLoop]: Abstraction has 8305 states and 10292 transitions. [2023-04-01 20:23:46,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 46.0) internal successors, (276), 4 states have internal predecessors, (276), 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 20:23:46,007 INFO L276 IsEmpty]: Start isEmpty. Operand 8305 states and 10292 transitions. [2023-04-01 20:23:46,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2023-04-01 20:23:46,028 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:23:46,029 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-04-01 20:23:46,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-01 20:23:46,029 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:23:46,029 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:23:46,030 INFO L85 PathProgramCache]: Analyzing trace with hash 443710946, now seen corresponding path program 1 times [2023-04-01 20:23:46,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:23:46,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164122731] [2023-04-01 20:23:46,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:46,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:23:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:46,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:23:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:46,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:23:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:46,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-01 20:23:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:47,175 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 132 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 20:23:47,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:23:47,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164122731] [2023-04-01 20:23:47,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164122731] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:23:47,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1499676111] [2023-04-01 20:23:47,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:23:47,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:23:47,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:23:47,177 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:23:47,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-04-01 20:23:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:23:47,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 7 conjunts are in the unsatisfiable core [2023-04-01 20:23:47,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:23:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-04-01 20:23:47,650 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:23:47,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1499676111] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:23:47,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:23:47,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 11 [2023-04-01 20:23:47,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550899923] [2023-04-01 20:23:47,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:23:47,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:23:47,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:23:47,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:23:47,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2023-04-01 20:23:47,653 INFO L87 Difference]: Start difference. First operand 8305 states and 10292 transitions. Second operand has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 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 20:23:48,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:23:48,467 INFO L93 Difference]: Finished difference Result 22082 states and 27653 transitions. [2023-04-01 20:23:48,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:23:48,468 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 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 293 [2023-04-01 20:23:48,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:23:48,468 INFO L225 Difference]: With dead ends: 22082 [2023-04-01 20:23:48,469 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 20:23:48,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2023-04-01 20:23:48,505 INFO L413 NwaCegarLoop]: 311 mSDtfsCounter, 94 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 20:23:48,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 335 Invalid, 668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 20:23:48,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 20:23:48,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 20:23:48,506 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 20:23:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 20:23:48,507 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 293 [2023-04-01 20:23:48,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:23:48,507 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 20:23:48,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.0) internal successors, (279), 3 states have internal predecessors, (279), 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 20:23:48,507 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 20:23:48,507 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 20:23:48,510 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 20:23:48,521 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-04-01 20:23:48,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:23:48,723 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 20:24:00,933 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 20:24:00,933 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 20:24:00,933 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 20:24:00,933 INFO L899 garLoopResultBuilder]: For program point L1668-3(lines 1662 1679) no Hoare annotation was computed. [2023-04-01 20:24:00,933 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 1662 1679) no Hoare annotation was computed. [2023-04-01 20:24:00,934 INFO L895 garLoopResultBuilder]: At program point L1676(line 1676) the Hoare annotation is: (let ((.cse0 (= ~a26~0 1)) (.cse5 (<= 2 ~a3~0)) (.cse6 (<= ~a12~0 0)) (.cse7 (= ~a6~0 1)) (.cse4 (= ~a27~0 1)) (.cse1 (= ~a5~0 1)) (.cse2 (= ~a12~0 1)) (.cse8 (<= ~a3~0 0)) (.cse3 (<= ~a27~0 0))) (or (not (= |old(~a5~0)| 1)) (< 0 |old(~a12~0)|) (not (= |old(~a27~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~a17~0)| |old(~a26~0)|)) (and .cse0 .cse1 .cse2 .cse4) (and .cse1 .cse5 .cse6 .cse3) (not (= |old(~a3~0)| 1)) (and .cse0 .cse1 .cse6 .cse3) (and .cse1 .cse6 .cse4) (not (= |old(~a16~0)| 1)) (and .cse1 .cse2 .cse5 .cse4) (and .cse1 .cse2 .cse7 .cse3) (and .cse1 (= ~a3~0 1) .cse6 .cse3) (and .cse1 .cse2 .cse8 .cse7 .cse4) (and .cse1 .cse2 .cse8 .cse3))) [2023-04-01 20:24:00,934 INFO L899 garLoopResultBuilder]: For program point L1676-1(line 1676) no Hoare annotation was computed. [2023-04-01 20:24:00,934 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1662 1679) the Hoare annotation is: (or (and (= ~a9~0 |old(~a9~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a5~0 1) (= ~a19~0 |old(~a19~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a16~0 1) (= ~a23~0 |old(~a23~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a22~0 |old(~a22~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a3~0 1) (= ~a28~0 |old(~a28~0)|) (= ~a26~0 ~a17~0) (= ~a24~0 |old(~a24~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a27~0 1) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a26~0 |old(~a26~0)|)) (not (= |old(~a5~0)| 1)) (< 0 |old(~a12~0)|) (not (= |old(~a27~0)| 1)) (not (= |old(~a17~0)| |old(~a26~0)|)) (not (= |old(~a3~0)| 1)) (not (= |old(~a16~0)| 1))) [2023-04-01 20:24:00,934 INFO L899 garLoopResultBuilder]: For program point L1673(line 1673) no Hoare annotation was computed. [2023-04-01 20:24:00,935 INFO L895 garLoopResultBuilder]: At program point L1668-2(lines 1668 1678) the Hoare annotation is: (let ((.cse0 (= ~a26~0 1)) (.cse5 (<= 2 ~a3~0)) (.cse6 (<= ~a12~0 0)) (.cse7 (= ~a6~0 1)) (.cse4 (= ~a27~0 1)) (.cse1 (= ~a5~0 1)) (.cse2 (= ~a12~0 1)) (.cse8 (<= ~a3~0 0)) (.cse3 (<= ~a27~0 0))) (or (not (= |old(~a5~0)| 1)) (< 0 |old(~a12~0)|) (not (= |old(~a27~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~a17~0)| |old(~a26~0)|)) (and .cse0 .cse1 .cse2 .cse4) (and .cse1 .cse5 .cse6 .cse3) (not (= |old(~a3~0)| 1)) (and .cse0 .cse1 .cse6 .cse3) (and .cse1 .cse6 .cse4) (not (= |old(~a16~0)| 1)) (and .cse1 .cse2 .cse5 .cse4) (and .cse1 .cse2 .cse7 .cse3) (and .cse1 (= ~a3~0 1) .cse6 .cse3) (and .cse1 .cse2 .cse8 .cse7 .cse4) (and .cse1 .cse2 .cse8 .cse3))) [2023-04-01 20:24:00,935 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 20:24:00,935 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~b~0 |old(~b~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a27~0 |old(~a27~0)|) (= ~c~0 |old(~c~0)|) (= ~a2~0 |old(~a2~0)|) (= ~w~0 |old(~w~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a3~0 |old(~a3~0)|) (= ~v~0 |old(~v~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a0~0 |old(~a0~0)|) (= ~z~0 |old(~z~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~e~0 |old(~e~0)|) (= ~u~0 |old(~u~0)|) (= ~a23~0 |old(~a23~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~a15~0 |old(~a15~0)|) (= ~a22~0 |old(~a22~0)|) (= ~a18~0 |old(~a18~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a10~0 |old(~a10~0)|) (= ~x~0 |old(~x~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a8~0 |old(~a8~0)|) (= ~d~0 |old(~d~0)|) (= ~a20~0 |old(~a20~0)|) (= ~y~0 |old(~y~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a6~0 |old(~a6~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~a26~0 |old(~a26~0)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-01 20:24:00,935 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 20:24:00,936 INFO L899 garLoopResultBuilder]: For program point L1621(line 1621) no Hoare annotation was computed. [2023-04-01 20:24:00,936 INFO L899 garLoopResultBuilder]: For program point L1555(line 1555) no Hoare annotation was computed. [2023-04-01 20:24:00,936 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,936 INFO L899 garLoopResultBuilder]: For program point L1489(line 1489) no Hoare annotation was computed. [2023-04-01 20:24:00,936 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,936 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,936 INFO L899 garLoopResultBuilder]: For program point L763(lines 763 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,936 INFO L899 garLoopResultBuilder]: For program point L632(lines 632 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,936 INFO L899 garLoopResultBuilder]: For program point L566(lines 566 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,936 INFO L899 garLoopResultBuilder]: For program point L1623-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,937 INFO L899 garLoopResultBuilder]: For program point L1557-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,937 INFO L899 garLoopResultBuilder]: For program point L1491-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,937 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,937 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,937 INFO L899 garLoopResultBuilder]: For program point L1624(line 1624) no Hoare annotation was computed. [2023-04-01 20:24:00,937 INFO L899 garLoopResultBuilder]: For program point L1558(line 1558) no Hoare annotation was computed. [2023-04-01 20:24:00,937 INFO L899 garLoopResultBuilder]: For program point L1492(line 1492) no Hoare annotation was computed. [2023-04-01 20:24:00,937 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,937 INFO L899 garLoopResultBuilder]: For program point L1294(lines 1294 1313) no Hoare annotation was computed. [2023-04-01 20:24:00,937 INFO L899 garLoopResultBuilder]: For program point L1294-2(lines 1294 1313) no Hoare annotation was computed. [2023-04-01 20:24:00,937 INFO L899 garLoopResultBuilder]: For program point L1162(lines 1162 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,938 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,938 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,938 INFO L899 garLoopResultBuilder]: For program point L1031(lines 1031 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,938 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,938 INFO L899 garLoopResultBuilder]: For program point L899(lines 899 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,938 INFO L899 garLoopResultBuilder]: For program point L1626-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,938 INFO L899 garLoopResultBuilder]: For program point L1560-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,938 INFO L899 garLoopResultBuilder]: For program point L1494-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,938 INFO L899 garLoopResultBuilder]: For program point L1627(line 1627) no Hoare annotation was computed. [2023-04-01 20:24:00,938 INFO L899 garLoopResultBuilder]: For program point L1561(line 1561) no Hoare annotation was computed. [2023-04-01 20:24:00,938 INFO L899 garLoopResultBuilder]: For program point L1495(line 1495) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L174(lines 174 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L1629-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L1563-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L1497-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L1630(line 1630) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L1564(line 1564) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L1498(line 1498) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,939 INFO L899 garLoopResultBuilder]: For program point L508(lines 508 521) no Hoare annotation was computed. [2023-04-01 20:24:00,940 INFO L899 garLoopResultBuilder]: For program point L508-2(lines 508 521) no Hoare annotation was computed. [2023-04-01 20:24:00,940 INFO L899 garLoopResultBuilder]: For program point L1433(lines 1433 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,940 INFO L899 garLoopResultBuilder]: For program point L376(lines 376 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,940 INFO L899 garLoopResultBuilder]: For program point L1632-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,940 INFO L899 garLoopResultBuilder]: For program point L1566-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,940 INFO L899 garLoopResultBuilder]: For program point L1500-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,940 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,940 INFO L899 garLoopResultBuilder]: For program point L1236(lines 1236 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,940 INFO L899 garLoopResultBuilder]: For program point L1633(line 1633) no Hoare annotation was computed. [2023-04-01 20:24:00,940 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,940 INFO L899 garLoopResultBuilder]: For program point L1567(line 1567) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L1501(line 1501) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L1105(lines 1105 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L643(lines 643 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L1370(lines 1370 1389) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L1370-2(lines 1370 1389) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L1635-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L1569-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,941 INFO L899 garLoopResultBuilder]: For program point L1503-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point L182(lines 182 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point L711(lines 711 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point L1636(line 1636) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point L1570(line 1570) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point L1504(line 1504) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,942 INFO L899 garLoopResultBuilder]: For program point L1638-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L1572-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L1506-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L1639(line 1639) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L1573(line 1573) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L1507(line 1507) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L451(lines 451 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L1442(lines 1442 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L1641-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L1575-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,943 INFO L899 garLoopResultBuilder]: For program point L1509-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L1642(line 1642) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L1576(line 1576) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L1510(line 1510) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L1114(lines 1114 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 405) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L388-2(lines 388 405) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L1049(lines 1049 1069) no Hoare annotation was computed. [2023-04-01 20:24:00,944 INFO L899 garLoopResultBuilder]: For program point L1049-2(lines 1049 1069) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L719(lines 719 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L653(lines 653 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L1644-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L1578-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L1512-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L191(lines 191 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L720(lines 720 741) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L720-2(lines 720 741) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L1645(line 1645) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L1579(line 1579) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L1513(line 1513) no Hoare annotation was computed. [2023-04-01 20:24:00,945 INFO L899 garLoopResultBuilder]: For program point L1315(lines 1315 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L258(lines 258 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L1183(lines 1183 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L985(lines 985 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L787(lines 787 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L523(lines 523 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L854(lines 854 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L1647-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L1581-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L1515-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L1648(line 1648) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L1582(line 1582) no Hoare annotation was computed. [2023-04-01 20:24:00,946 INFO L899 garLoopResultBuilder]: For program point L1516(line 1516) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L593(lines 593 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L1650-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L1584-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L1518-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L1452(lines 1452 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L1122(lines 1122 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L1651(line 1651) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L1585(line 1585) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L1519(line 1519) no Hoare annotation was computed. [2023-04-01 20:24:00,947 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 81) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L66-2(lines 66 81) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L1653-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L1587-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L1521-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L993(lines 993 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L663(lines 663 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L1654(line 1654) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L1588(line 1588) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L1522(line 1522) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,948 INFO L899 garLoopResultBuilder]: For program point L201(lines 201 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L1192(lines 1192 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L928(lines 928 945) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L928-2(lines 928 945) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 221) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L202-2(lines 202 221) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L863(lines 863 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L1656-1(lines 1656 1658) no Hoare annotation was computed. [2023-04-01 20:24:00,949 INFO L899 garLoopResultBuilder]: For program point L1590-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L1524-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L1392(lines 1392 1410) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L1392-2(lines 1392 1410) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1282) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L1260-2(lines 1260 1282) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L1657(line 1657) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L1591(line 1591) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L1525(line 1525) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L602(lines 602 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,950 INFO L899 garLoopResultBuilder]: For program point L1593-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,951 INFO L899 garLoopResultBuilder]: For program point L1527-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,951 INFO L899 garLoopResultBuilder]: For program point L1594(line 1594) no Hoare annotation was computed. [2023-04-01 20:24:00,951 INFO L899 garLoopResultBuilder]: For program point L1528(line 1528) no Hoare annotation was computed. [2023-04-01 20:24:00,951 INFO L899 garLoopResultBuilder]: For program point L1462(lines 1462 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,951 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,951 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1516) no Hoare annotation was computed. [2023-04-01 20:24:00,951 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,951 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,951 INFO L899 garLoopResultBuilder]: For program point L1596-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,951 INFO L899 garLoopResultBuilder]: For program point L1530-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L407(lines 407 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L1597(line 1597) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L1531(line 1531) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L805(lines 805 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L1004(lines 1004 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L1599-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L1533-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L1137(lines 1137 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,952 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L675(lines 675 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L1600(line 1600) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L1534(line 1534) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L1336(lines 1336 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 488) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L478-2(lines 478 488) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L743(lines 743 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L1602-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L1536-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,953 INFO L899 garLoopResultBuilder]: For program point L1470(lines 1470 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L83(lines 83 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L1603(line 1603) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L1537(line 1537) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L349(lines 349 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L1142(lines 1142 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L1076(lines 1076 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L1605-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L1539-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,954 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 897) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L879-2(lines 879 897) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L1606(line 1606) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L1540(line 1540) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L286(lines 286 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L1013(lines 1013 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L947(lines 947 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L1608-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L1542-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1478) no Hoare annotation was computed. [2023-04-01 20:24:00,955 INFO L899 garLoopResultBuilder]: For program point L1476-2(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,956 INFO L899 garLoopResultBuilder]: For program point L1609(line 1609) no Hoare annotation was computed. [2023-04-01 20:24:00,956 INFO L899 garLoopResultBuilder]: For program point L1543(line 1543) no Hoare annotation was computed. [2023-04-01 20:24:00,956 INFO L899 garLoopResultBuilder]: For program point L1477(line 1477) no Hoare annotation was computed. [2023-04-01 20:24:00,956 INFO L899 garLoopResultBuilder]: For program point L156(lines 156 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,956 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,956 INFO L899 garLoopResultBuilder]: For program point L1412(lines 1412 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,956 INFO L899 garLoopResultBuilder]: For program point L1346(lines 1346 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,956 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,956 INFO L899 garLoopResultBuilder]: For program point L1611-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,956 INFO L899 garLoopResultBuilder]: For program point L1545-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,956 INFO L899 garLoopResultBuilder]: For program point L1479-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1431) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L1413-2(lines 1413 1431) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L92(lines 92 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L1612(line 1612) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L1546(line 1546) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L1480(line 1480) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L490(lines 490 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L358(lines 358 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,957 INFO L899 garLoopResultBuilder]: For program point L1614-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,958 INFO L899 garLoopResultBuilder]: For program point L1548-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,958 INFO L899 garLoopResultBuilder]: For program point L1482-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,958 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,958 INFO L899 garLoopResultBuilder]: For program point L1152(lines 1152 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,958 INFO L899 garLoopResultBuilder]: For program point L624(lines 624 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,958 INFO L899 garLoopResultBuilder]: For program point L1615(line 1615) no Hoare annotation was computed. [2023-04-01 20:24:00,958 INFO L899 garLoopResultBuilder]: For program point L1549(line 1549) no Hoare annotation was computed. [2023-04-01 20:24:00,958 INFO L899 garLoopResultBuilder]: For program point L1483(line 1483) no Hoare annotation was computed. [2023-04-01 20:24:00,959 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 64 1660) the Hoare annotation is: (let ((.cse39 (< |old(~a3~0)| 2)) (.cse41 (= ~a6~0 1)) (.cse36 (= ~a27~0 1)) (.cse31 (= ~a26~0 |old(~a26~0)|)) (.cse40 (not (= |old(~a6~0)| 1))) (.cse34 (not (= |old(~a27~0)| 1))) (.cse2 (< 0 |old(~a3~0)|)) (.cse0 (not (= |old(~a12~0)| 1))) (.cse16 (= ~a12~0 1)) (.cse33 (not (= |old(~a26~0)| 1))) (.cse1 (not (= |old(~a5~0)| 1))) (.cse37 (< 0 |old(~a12~0)|)) (.cse3 (= ~a9~0 |old(~a9~0)|)) (.cse4 (= ~a13~0 |old(~a13~0)|)) (.cse35 (= ~a26~0 1)) (.cse5 (= ~a27~0 |old(~a27~0)|)) (.cse6 (= ~a2~0 |old(~a2~0)|)) (.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a21~0 |old(~a21~0)|)) (.cse9 (= ~a3~0 |old(~a3~0)|)) (.cse10 (= ~a14~0 |old(~a14~0)|)) (.cse11 (= ~a7~0 |old(~a7~0)|)) (.cse12 (= ~a0~0 |old(~a0~0)|)) (.cse13 (= ~a5~0 1)) (.cse14 (= ~a19~0 |old(~a19~0)|)) (.cse15 (= ~a17~0 |old(~a17~0)|)) (.cse17 (= ~a29~0 |old(~a29~0)|)) (.cse18 (= ~a1~0 |old(~a1~0)|)) (.cse19 (= ~a23~0 |old(~a23~0)|)) (.cse20 (= ~a15~0 |old(~a15~0)|)) (.cse21 (= ~a22~0 |old(~a22~0)|)) (.cse38 (= ~a12~0 |old(~a12~0)|)) (.cse22 (= ~a16~0 |old(~a16~0)|)) (.cse23 (= ~a28~0 |old(~a28~0)|)) (.cse24 (= ~a24~0 |old(~a24~0)|)) (.cse25 (= ~a10~0 |old(~a10~0)|)) (.cse26 (= ~a25~0 |old(~a25~0)|)) (.cse27 (= ~a8~0 |old(~a8~0)|)) (.cse28 (= ~a20~0 |old(~a20~0)|)) (.cse29 (= ~a4~0 |old(~a4~0)|)) (.cse30 (= ~a6~0 |old(~a6~0)|)) (.cse32 (< 0 |old(~a27~0)|))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31) .cse32) (or .cse33 .cse0 .cse1 .cse34 (and .cse3 .cse4 .cse35 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse36 .cse27 .cse28 .cse29 .cse30)) (or .cse1 .cse37 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse17 .cse18 .cse19 .cse20 .cse21 .cse38 .cse22 (= ~a3~0 1) .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31) (not (= |old(~a3~0)| 1)) .cse32) (or .cse1 .cse37 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse17 .cse18 .cse19 .cse20 .cse21 .cse38 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31) .cse39 .cse32) (or .cse1 .cse37 .cse34 (and .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse17 .cse18 .cse19 .cse20 .cse21 .cse38 .cse22 .cse23 .cse24 .cse25 .cse26 .cse36 .cse27 .cse28 .cse29 .cse30 .cse31)) (or .cse0 .cse1 .cse34 (and .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse36 .cse27 .cse28 .cse29 .cse30 .cse31) .cse39) (or .cse40 (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse41 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse31) .cse0 .cse1 .cse32) (or (and .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse41 .cse24 .cse25 .cse26 .cse36 .cse27 .cse28 .cse29 .cse31) .cse40 .cse0 .cse1 .cse34 .cse2) (or .cse33 .cse0 .cse1 (and .cse3 .cse4 .cse35 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30) .cse32) (or .cse33 .cse1 .cse37 (and .cse3 .cse4 .cse35 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse17 .cse18 .cse19 .cse20 .cse21 .cse38 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30) .cse32))) [2023-04-01 20:24:00,959 INFO L899 garLoopResultBuilder]: For program point L294(lines 294 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,959 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,959 INFO L899 garLoopResultBuilder]: For program point L823(lines 823 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,959 INFO L899 garLoopResultBuilder]: For program point L1220(lines 1220 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,959 INFO L899 garLoopResultBuilder]: For program point L1617-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,959 INFO L899 garLoopResultBuilder]: For program point L1551-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,959 INFO L899 garLoopResultBuilder]: For program point L1485-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1234) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L1221-2(lines 1221 1234) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L957(lines 957 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L1618(line 1618) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L1552(line 1552) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L1486(line 1486) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L165(lines 165 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L99(lines 99 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L694(lines 694 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 1475) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L695(lines 695 709) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L695-2(lines 695 709) no Hoare annotation was computed. [2023-04-01 20:24:00,960 INFO L899 garLoopResultBuilder]: For program point L1620-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,961 INFO L899 garLoopResultBuilder]: For program point L1554-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,961 INFO L899 garLoopResultBuilder]: For program point L1488-1(lines 64 1660) no Hoare annotation was computed. [2023-04-01 20:24:00,961 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 20:24:00,961 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a5~0 1) (= ~a16~0 1) (= ~a3~0 1) (= ~a26~0 ~a17~0) (<= ~a12~0 0) (= ~a27~0 1)) [2023-04-01 20:24:00,961 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 20:24:00,961 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 20:24:00,964 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:24:00,966 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 20:24:00,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 08:24:00 BoogieIcfgContainer [2023-04-01 20:24:00,991 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 20:24:00,992 INFO L158 Benchmark]: Toolchain (without parser) took 49118.99ms. Allocated memory was 184.5MB in the beginning and 952.1MB in the end (delta: 767.6MB). Free memory was 130.3MB in the beginning and 384.7MB in the end (delta: -254.4MB). Peak memory consumption was 584.5MB. Max. memory is 8.0GB. [2023-04-01 20:24:00,992 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 184.5MB. Free memory is still 133.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 20:24:00,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 770.79ms. Allocated memory is still 184.5MB. Free memory was 130.0MB in the beginning and 122.3MB in the end (delta: 7.7MB). Peak memory consumption was 49.4MB. Max. memory is 8.0GB. [2023-04-01 20:24:00,992 INFO L158 Benchmark]: Boogie Preprocessor took 163.18ms. Allocated memory is still 184.5MB. Free memory was 122.3MB in the beginning and 111.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-04-01 20:24:00,992 INFO L158 Benchmark]: RCFGBuilder took 1894.52ms. Allocated memory was 184.5MB in the beginning and 223.3MB in the end (delta: 38.8MB). Free memory was 111.3MB in the beginning and 125.8MB in the end (delta: -14.5MB). Peak memory consumption was 95.1MB. Max. memory is 8.0GB. [2023-04-01 20:24:00,993 INFO L158 Benchmark]: TraceAbstraction took 46284.96ms. Allocated memory was 223.3MB in the beginning and 952.1MB in the end (delta: 728.8MB). Free memory was 125.3MB in the beginning and 384.7MB in the end (delta: -259.4MB). Peak memory consumption was 539.6MB. Max. memory is 8.0GB. [2023-04-01 20:24:00,994 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 184.5MB. Free memory is still 133.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 770.79ms. Allocated memory is still 184.5MB. Free memory was 130.0MB in the beginning and 122.3MB in the end (delta: 7.7MB). Peak memory consumption was 49.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 163.18ms. Allocated memory is still 184.5MB. Free memory was 122.3MB in the beginning and 111.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * RCFGBuilder took 1894.52ms. Allocated memory was 184.5MB in the beginning and 223.3MB in the end (delta: 38.8MB). Free memory was 111.3MB in the beginning and 125.8MB in the end (delta: -14.5MB). Peak memory consumption was 95.1MB. Max. memory is 8.0GB. * TraceAbstraction took 46284.96ms. Allocated memory was 223.3MB in the beginning and 952.1MB in the end (delta: 728.8MB). Free memory was 125.3MB in the beginning and 384.7MB in the end (delta: -259.4MB). Peak memory consumption was 539.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1516]: 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, 314 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 46.2s, OverallIterations: 9, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 20.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8018 SdHoareTripleChecker+Valid, 14.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8005 mSDsluCounter, 2280 SdHoareTripleChecker+Invalid, 12.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 742 mSDsCounter, 2328 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15102 IncrementalHoareTripleChecker+Invalid, 17430 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2328 mSolverCounterUnsat, 1538 mSDtfsCounter, 15102 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1966 GetRequests, 1830 SyntacticMatches, 3 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2068 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8305occurred in iteration=8, InterpolantAutomatonStates: 119, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 801 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 275 PreInvPairs, 415 NumberOfFragments, 1610 HoareAnnotationTreeSize, 275 FomulaSimplifications, 63181 FormulaSimplificationTreeSizeReduction, 7.9s HoareSimplificationTime, 7 FomulaSimplificationsInter, 22516 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 8.6s InterpolantComputationTime, 3326 NumberOfCodeBlocks, 3326 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3721 ConstructedInterpolants, 0 QuantifiedInterpolants, 11034 SizeOfPredicates, 5 NumberOfNonLiveVariables, 6254 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 17 InterpolantComputations, 7 PerfectInterpolantSequences, 1054/1083 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: 1668]: Loop Invariant Derived loop invariant: ((((((((((((((!(\old(a5) == 1) || 0 < \old(a12)) || !(\old(a27) == 1)) || (((a26 == 1 && a5 == 1) && a12 == 1) && a27 <= 0)) || !(\old(a17) == \old(a26))) || (((a26 == 1 && a5 == 1) && a12 == 1) && a27 == 1)) || (((a5 == 1 && 2 <= a3) && a12 <= 0) && a27 <= 0)) || !(\old(a3) == 1)) || (((a26 == 1 && a5 == 1) && a12 <= 0) && a27 <= 0)) || ((a5 == 1 && a12 <= 0) && a27 == 1)) || !(\old(a16) == 1)) || (((a5 == 1 && a12 == 1) && 2 <= a3) && a27 == 1)) || (((a5 == 1 && a12 == 1) && a6 == 1) && a27 <= 0)) || (((a5 == 1 && a3 == 1) && a12 <= 0) && a27 <= 0)) || ((((a5 == 1 && a12 == 1) && a3 <= 0) && a6 == 1) && a27 == 1)) || (((a5 == 1 && a12 == 1) && a3 <= 0) && a27 <= 0) RESULT: Ultimate proved your program to be correct! [2023-04-01 20:24:01,024 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...