/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label55.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 20:21:08,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 20:21:08,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 20:21:08,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 20:21:08,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 20:21:08,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 20:21:08,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 20:21:08,166 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-01 20:21:08,188 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 20:21:08,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 20:21:08,188 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 20:21:08,188 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 20:21:08,191 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 20:21:08,191 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 20:21:08,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 20:21:08,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 20:21:08,192 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 20:21:08,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 20:21:08,192 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 20:21:08,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 20:21:08,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 20:21:08,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 20:21:08,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 20:21:08,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 20:21:08,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 20:21:08,193 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 20:21:08,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 20:21:08,193 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 20:21:08,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 20:21:08,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 20:21:08,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 20:21:08,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 20:21:08,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 20:21:08,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 20:21:08,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 20:21:08,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 20:21:08,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 20:21:08,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 20:21:08,194 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 20:21:08,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 20:21:08,194 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 20:21:08,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 20:21:08,195 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 20:21:08,195 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 20:21:08,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 20:21:08,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 20:21:08,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 20:21:08,369 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 20:21:08,371 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 20:21:08,372 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label55.c [2023-04-01 20:21:09,301 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 20:21:09,527 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 20:21:09,527 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label55.c [2023-04-01 20:21:09,534 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e55794b3/cecd7949f0854d2fa2584291f0c24ce5/FLAG6b880ef28 [2023-04-01 20:21:09,544 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e55794b3/cecd7949f0854d2fa2584291f0c24ce5 [2023-04-01 20:21:09,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 20:21:09,547 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 20:21:09,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 20:21:09,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 20:21:09,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 20:21:09,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 08:21:09" (1/1) ... [2023-04-01 20:21:09,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eda5e61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09, skipping insertion in model container [2023-04-01 20:21:09,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 08:21:09" (1/1) ... [2023-04-01 20:21:09,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 20:21:09,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 20:21:09,763 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label55.c[19349,19362] [2023-04-01 20:21:09,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 20:21:09,804 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 20:21:09,874 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label55.c[19349,19362] [2023-04-01 20:21:09,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 20:21:09,896 INFO L208 MainTranslator]: Completed translation [2023-04-01 20:21:09,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09 WrapperNode [2023-04-01 20:21:09,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 20:21:09,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 20:21:09,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 20:21:09,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 20:21:09,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09" (1/1) ... [2023-04-01 20:21:09,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09" (1/1) ... [2023-04-01 20:21:09,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09" (1/1) ... [2023-04-01 20:21:09,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09" (1/1) ... [2023-04-01 20:21:09,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09" (1/1) ... [2023-04-01 20:21:09,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09" (1/1) ... [2023-04-01 20:21:10,002 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09" (1/1) ... [2023-04-01 20:21:10,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09" (1/1) ... [2023-04-01 20:21:10,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 20:21:10,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 20:21:10,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 20:21:10,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 20:21:10,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09" (1/1) ... [2023-04-01 20:21:10,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 20:21:10,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:21:10,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 20:21:10,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 20:21:10,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 20:21:10,077 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 20:21:10,078 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 20:21:10,079 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 20:21:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 20:21:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 20:21:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 20:21:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 20:21:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 20:21:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 20:21:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 20:21:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 20:21:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 20:21:10,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 20:21:10,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 20:21:10,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 20:21:10,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 20:21:10,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 20:21:10,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 20:21:10,151 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 20:21:10,153 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 20:21:10,807 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 20:21:10,813 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 20:21:10,813 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 20:21:10,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 08:21:10 BoogieIcfgContainer [2023-04-01 20:21:10,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 20:21:10,817 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 20:21:10,817 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 20:21:10,819 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 20:21:10,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 08:21:09" (1/3) ... [2023-04-01 20:21:10,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44c62422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 08:21:10, skipping insertion in model container [2023-04-01 20:21:10,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 08:21:09" (2/3) ... [2023-04-01 20:21:10,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44c62422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 08:21:10, skipping insertion in model container [2023-04-01 20:21:10,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 08:21:10" (3/3) ... [2023-04-01 20:21:10,821 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label55.c [2023-04-01 20:21:10,835 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 20:21:10,836 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 20:21:10,897 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 20:21:10,901 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;@28c954cc, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 20:21:10,901 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 20:21:10,906 INFO L276 IsEmpty]: Start isEmpty. Operand has 207 states, 199 states have (on average 1.6582914572864322) internal successors, (330), 200 states have internal predecessors, (330), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-04-01 20:21:10,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-04-01 20:21:10,919 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:10,920 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] [2023-04-01 20:21:10,920 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:10,925 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:10,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1448653440, now seen corresponding path program 1 times [2023-04-01 20:21:10,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:10,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280446810] [2023-04-01 20:21:10,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:10,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:11,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:11,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:21:11,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:11,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280446810] [2023-04-01 20:21:11,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280446810] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:11,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:21:11,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-01 20:21:11,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352155312] [2023-04-01 20:21:11,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:11,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 20:21:11,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:11,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 20:21:11,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 20:21:11,598 INFO L87 Difference]: Start difference. First operand has 207 states, 199 states have (on average 1.6582914572864322) internal successors, (330), 200 states have internal predecessors, (330), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 4 states have (on average 28.25) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-04-01 20:21:12,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:12,452 INFO L93 Difference]: Finished difference Result 557 states and 956 transitions. [2023-04-01 20:21:12,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 20:21:12,454 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 28.25) internal successors, (113), 3 states have internal predecessors, (113), 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 117 [2023-04-01 20:21:12,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:12,462 INFO L225 Difference]: With dead ends: 557 [2023-04-01 20:21:12,462 INFO L226 Difference]: Without dead ends: 286 [2023-04-01 20:21:12,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-04-01 20:21:12,468 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 668 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 668 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:12,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [668 Valid, 21 Invalid, 796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 20:21:12,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2023-04-01 20:21:12,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 280. [2023-04-01 20:21:12,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 271 states have (on average 1.4686346863468636) internal successors, (398), 272 states have internal predecessors, (398), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2023-04-01 20:21:12,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 408 transitions. [2023-04-01 20:21:12,508 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 408 transitions. Word has length 117 [2023-04-01 20:21:12,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:12,509 INFO L495 AbstractCegarLoop]: Abstraction has 280 states and 408 transitions. [2023-04-01 20:21:12,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.25) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-04-01 20:21:12,509 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 408 transitions. [2023-04-01 20:21:12,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-04-01 20:21:12,511 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:12,511 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:21:12,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 20:21:12,511 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:12,512 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:12,512 INFO L85 PathProgramCache]: Analyzing trace with hash 870095844, now seen corresponding path program 1 times [2023-04-01 20:21:12,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:12,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707798933] [2023-04-01 20:21:12,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:12,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:12,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:12,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:21:12,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:12,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707798933] [2023-04-01 20:21:12,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707798933] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:12,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:21:12,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 20:21:12,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914001223] [2023-04-01 20:21:12,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:12,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 20:21:12,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:12,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 20:21:12,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:21:12,779 INFO L87 Difference]: Start difference. First operand 280 states and 408 transitions. Second operand has 7 states, 6 states have (on average 20.0) internal successors, (120), 4 states have internal predecessors, (120), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 20:21:13,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:13,444 INFO L93 Difference]: Finished difference Result 850 states and 1271 transitions. [2023-04-01 20:21:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-01 20:21:13,445 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 20.0) internal successors, (120), 4 states have internal predecessors, (120), 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 126 [2023-04-01 20:21:13,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:13,448 INFO L225 Difference]: With dead ends: 850 [2023-04-01 20:21:13,448 INFO L226 Difference]: Without dead ends: 576 [2023-04-01 20:21:13,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-04-01 20:21:13,451 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 817 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 631 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 817 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:13,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [817 Valid, 41 Invalid, 751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 631 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 20:21:13,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2023-04-01 20:21:13,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 560. [2023-04-01 20:21:13,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 542 states have (on average 1.4022140221402215) internal successors, (760), 548 states have internal predecessors, (760), 6 states have call successors, (6), 6 states have call predecessors, (6), 11 states have return successors, (24), 5 states have call predecessors, (24), 5 states have call successors, (24) [2023-04-01 20:21:13,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 790 transitions. [2023-04-01 20:21:13,482 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 790 transitions. Word has length 126 [2023-04-01 20:21:13,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:13,483 INFO L495 AbstractCegarLoop]: Abstraction has 560 states and 790 transitions. [2023-04-01 20:21:13,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 20.0) internal successors, (120), 4 states have internal predecessors, (120), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 20:21:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 790 transitions. [2023-04-01 20:21:13,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-04-01 20:21:13,486 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:13,486 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:21:13,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 20:21:13,486 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:13,486 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:13,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1027002424, now seen corresponding path program 1 times [2023-04-01 20:21:13,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:13,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802226456] [2023-04-01 20:21:13,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:13,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:13,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:13,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:13,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:13,853 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:21:13,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:13,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802226456] [2023-04-01 20:21:13,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802226456] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:13,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 20:21:13,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 20:21:13,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847967704] [2023-04-01 20:21:13,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:13,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 20:21:13,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:13,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 20:21:13,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 20:21:13,857 INFO L87 Difference]: Start difference. First operand 560 states and 790 transitions. Second operand has 7 states, 6 states have (on average 21.666666666666668) internal successors, (130), 4 states have internal predecessors, (130), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 20:21:14,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:14,567 INFO L93 Difference]: Finished difference Result 1567 states and 2265 transitions. [2023-04-01 20:21:14,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-01 20:21:14,568 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 21.666666666666668) internal successors, (130), 4 states have internal predecessors, (130), 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 136 [2023-04-01 20:21:14,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:14,572 INFO L225 Difference]: With dead ends: 1567 [2023-04-01 20:21:14,572 INFO L226 Difference]: Without dead ends: 1013 [2023-04-01 20:21:14,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 20:21:14,573 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 425 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:14,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [425 Valid, 55 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 20:21:14,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1013 states. [2023-04-01 20:21:14,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1013 to 858. [2023-04-01 20:21:14,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 858 states, 822 states have (on average 1.3090024330900243) internal successors, (1076), 842 states have internal predecessors, (1076), 8 states have call successors, (8), 8 states have call predecessors, (8), 27 states have return successors, (70), 7 states have call predecessors, (70), 7 states have call successors, (70) [2023-04-01 20:21:14,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 858 states and 1154 transitions. [2023-04-01 20:21:14,604 INFO L78 Accepts]: Start accepts. Automaton has 858 states and 1154 transitions. Word has length 136 [2023-04-01 20:21:14,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:14,604 INFO L495 AbstractCegarLoop]: Abstraction has 858 states and 1154 transitions. [2023-04-01 20:21:14,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 21.666666666666668) internal successors, (130), 4 states have internal predecessors, (130), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 20:21:14,605 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1154 transitions. [2023-04-01 20:21:14,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-04-01 20:21:14,607 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:14,607 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 20:21:14,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 20:21:14,607 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:14,607 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:14,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1062911308, now seen corresponding path program 1 times [2023-04-01 20:21:14,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:14,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959851615] [2023-04-01 20:21:14,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:14,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:14,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:14,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:14,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-01 20:21:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:14,974 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-04-01 20:21:14,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:14,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959851615] [2023-04-01 20:21:14,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959851615] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:21:14,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1859686412] [2023-04-01 20:21:14,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:14,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:14,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:21:15,005 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:21:15,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 20:21:15,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:15,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:21:15,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:21:15,263 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-04-01 20:21:15,263 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:21:15,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1859686412] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:15,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:21:15,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-04-01 20:21:15,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145862040] [2023-04-01 20:21:15,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:15,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:21:15,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:15,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:21:15,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:21:15,265 INFO L87 Difference]: Start difference. First operand 858 states and 1154 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 20:21:15,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:15,588 INFO L93 Difference]: Finished difference Result 2125 states and 2935 transitions. [2023-04-01 20:21:15,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:21:15,588 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 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 141 [2023-04-01 20:21:15,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:15,593 INFO L225 Difference]: With dead ends: 2125 [2023-04-01 20:21:15,593 INFO L226 Difference]: Without dead ends: 1273 [2023-04-01 20:21:15,594 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:21:15,595 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 27 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:15,595 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 228 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 20:21:15,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1273 states. [2023-04-01 20:21:15,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1273 to 997. [2023-04-01 20:21:15,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 997 states, 957 states have (on average 1.270637408568443) internal successors, (1216), 979 states have internal predecessors, (1216), 9 states have call successors, (9), 9 states have call predecessors, (9), 30 states have return successors, (82), 8 states have call predecessors, (82), 8 states have call successors, (82) [2023-04-01 20:21:15,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 997 states and 1307 transitions. [2023-04-01 20:21:15,636 INFO L78 Accepts]: Start accepts. Automaton has 997 states and 1307 transitions. Word has length 141 [2023-04-01 20:21:15,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:15,653 INFO L495 AbstractCegarLoop]: Abstraction has 997 states and 1307 transitions. [2023-04-01 20:21:15,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 20:21:15,653 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1307 transitions. [2023-04-01 20:21:15,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-04-01 20:21:15,655 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:15,655 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-04-01 20:21:15,669 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-01 20:21:15,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:15,862 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:15,862 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:15,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1539833964, now seen corresponding path program 1 times [2023-04-01 20:21:15,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:15,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107518552] [2023-04-01 20:21:15,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:15,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:16,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:16,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:16,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-04-01 20:21:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:16,235 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-04-01 20:21:16,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:16,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107518552] [2023-04-01 20:21:16,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107518552] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:21:16,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514828665] [2023-04-01 20:21:16,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:16,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:16,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:21:16,241 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:21:16,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-01 20:21:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:16,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:21:16,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:21:16,420 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:21:16,420 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 20:21:16,541 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 20:21:16,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514828665] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 20:21:16,541 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 20:21:16,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2023-04-01 20:21:16,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953600890] [2023-04-01 20:21:16,542 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 20:21:16,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-01 20:21:16,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:16,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-01 20:21:16,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-04-01 20:21:16,543 INFO L87 Difference]: Start difference. First operand 997 states and 1307 transitions. Second operand has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 9 states have internal predecessors, (199), 4 states have call successors, (9), 7 states have call predecessors, (9), 5 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2023-04-01 20:21:17,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:17,956 INFO L93 Difference]: Finished difference Result 2809 states and 3826 transitions. [2023-04-01 20:21:17,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-04-01 20:21:17,957 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 9 states have internal predecessors, (199), 4 states have call successors, (9), 7 states have call predecessors, (9), 5 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 153 [2023-04-01 20:21:17,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:17,962 INFO L225 Difference]: With dead ends: 2809 [2023-04-01 20:21:17,962 INFO L226 Difference]: Without dead ends: 1818 [2023-04-01 20:21:17,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 314 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=877, Unknown=0, NotChecked=0, Total=1122 [2023-04-01 20:21:17,965 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 1017 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 1897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:17,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1017 Valid, 155 Invalid, 1897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-04-01 20:21:17,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1818 states. [2023-04-01 20:21:18,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1818 to 1752. [2023-04-01 20:21:18,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1752 states, 1662 states have (on average 1.1666666666666667) internal successors, (1939), 1724 states have internal predecessors, (1939), 14 states have call successors, (14), 14 states have call predecessors, (14), 75 states have return successors, (169), 13 states have call predecessors, (169), 13 states have call successors, (169) [2023-04-01 20:21:18,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1752 states and 2122 transitions. [2023-04-01 20:21:18,008 INFO L78 Accepts]: Start accepts. Automaton has 1752 states and 2122 transitions. Word has length 153 [2023-04-01 20:21:18,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:18,008 INFO L495 AbstractCegarLoop]: Abstraction has 1752 states and 2122 transitions. [2023-04-01 20:21:18,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 18.09090909090909) internal successors, (199), 9 states have internal predecessors, (199), 4 states have call successors, (9), 7 states have call predecessors, (9), 5 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2023-04-01 20:21:18,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2122 transitions. [2023-04-01 20:21:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-04-01 20:21:18,011 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 20:21:18,011 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 20:21:18,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-04-01 20:21:18,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:18,225 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 20:21:18,225 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 20:21:18,225 INFO L85 PathProgramCache]: Analyzing trace with hash -274885610, now seen corresponding path program 1 times [2023-04-01 20:21:18,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 20:21:18,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952827404] [2023-04-01 20:21:18,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:18,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 20:21:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:18,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 20:21:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:18,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 20:21:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:18,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-04-01 20:21:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:18,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-04-01 20:21:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 56 proven. 14 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-01 20:21:18,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 20:21:18,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952827404] [2023-04-01 20:21:18,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952827404] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 20:21:18,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1808010532] [2023-04-01 20:21:18,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 20:21:18,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:18,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 20:21:18,651 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 20:21:18,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-01 20:21:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 20:21:18,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 20:21:18,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 20:21:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-04-01 20:21:18,898 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 20:21:18,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1808010532] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 20:21:18,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 20:21:18,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-04-01 20:21:18,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684168087] [2023-04-01 20:21:18,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 20:21:18,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 20:21:18,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 20:21:18,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 20:21:18,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:21:18,899 INFO L87 Difference]: Start difference. First operand 1752 states and 2122 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 20:21:19,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 20:21:19,300 INFO L93 Difference]: Finished difference Result 2167 states and 2626 transitions. [2023-04-01 20:21:19,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 20:21:19,300 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 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 173 [2023-04-01 20:21:19,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 20:21:19,301 INFO L225 Difference]: With dead ends: 2167 [2023-04-01 20:21:19,301 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 20:21:19,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 20:21:19,304 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 35 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-04-01 20:21:19,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 71 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-04-01 20:21:19,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 20:21:19,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 20:21:19,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-01 20:21:19,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 20:21:19,305 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2023-04-01 20:21:19,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 20:21:19,305 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 20:21:19,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 20:21:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 20:21:19,305 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 20:21:19,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 20:21:19,315 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-04-01 20:21:19,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 20:21:19,510 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 20:21:21,921 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 20:21:21,921 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 20:21:21,921 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 20:21:21,922 INFO L895 garLoopResultBuilder]: At program point L601(line 601) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1)) (.cse1 (= ~a17~0 1))) (or (and .cse0 .cse1 (= ~a20~0 1)) (and .cse0 .cse1 (<= 15 ~a8~0)) (< |old(~a16~0)| 5) (not (= |old(~a21~0)| 1)) (<= ~a17~0 0) (< |old(~a8~0)| 15) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1)) (and .cse1 (<= ~a16~0 5)))) [2023-04-01 20:21:21,922 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 587 604) no Hoare annotation was computed. [2023-04-01 20:21:21,922 INFO L899 garLoopResultBuilder]: For program point L601-1(line 601) no Hoare annotation was computed. [2023-04-01 20:21:21,922 INFO L899 garLoopResultBuilder]: For program point L598(line 598) no Hoare annotation was computed. [2023-04-01 20:21:21,922 INFO L895 garLoopResultBuilder]: At program point L593-2(lines 593 603) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1)) (.cse1 (= ~a17~0 1))) (or (and .cse0 .cse1 (= ~a20~0 1)) (and .cse0 .cse1 (<= 15 ~a8~0)) (< |old(~a16~0)| 5) (not (= |old(~a21~0)| 1)) (<= ~a17~0 0) (< |old(~a8~0)| 15) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1)) (and .cse1 (<= ~a16~0 5)))) [2023-04-01 20:21:21,922 INFO L899 garLoopResultBuilder]: For program point L593-3(lines 587 604) no Hoare annotation was computed. [2023-04-01 20:21:21,923 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 587 604) the Hoare annotation is: (or (and (= ~a7~0 |old(~a7~0)|) (= ~a21~0 1) (= ~a16~0 |old(~a16~0)|) (= ~a17~0 1) (= ~a20~0 1) (= ~a8~0 |old(~a8~0)|)) (< |old(~a16~0)| 5) (not (= |old(~a21~0)| 1)) (< |old(~a8~0)| 15) (not (= |old(~a17~0)| 1)) (< 5 |old(~a16~0)|) (not (= |old(~a20~0)| 1))) [2023-04-01 20:21:21,923 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 20:21:21,923 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~b~0 |old(~b~0)|) (= ~c~0 |old(~c~0)|) (= ~w~0 |old(~w~0)|) (= ~a21~0 |old(~a21~0)|) (= ~v~0 |old(~v~0)|) (= ~a7~0 |old(~a7~0)|) (= ~z~0 |old(~z~0)|) (= ~a17~0 |old(~a17~0)|) (= ~e~0 |old(~e~0)|) (= ~u~0 |old(~u~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a16~0 |old(~a16~0)|) (= ~x~0 |old(~x~0)|) (= ~a8~0 |old(~a8~0)|) (= ~d~0 |old(~d~0)|) (= ~a20~0 |old(~a20~0)|) (= ~y~0 |old(~y~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-01 20:21:21,923 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 20:21:21,923 INFO L899 garLoopResultBuilder]: For program point L564(line 564) no Hoare annotation was computed. [2023-04-01 20:21:21,923 INFO L899 garLoopResultBuilder]: For program point L531(line 531) no Hoare annotation was computed. [2023-04-01 20:21:21,923 INFO L899 garLoopResultBuilder]: For program point L498(line 498) no Hoare annotation was computed. [2023-04-01 20:21:21,923 INFO L899 garLoopResultBuilder]: For program point L465(line 465) no Hoare annotation was computed. [2023-04-01 20:21:21,923 INFO L899 garLoopResultBuilder]: For program point L432(line 432) no Hoare annotation was computed. [2023-04-01 20:21:21,923 INFO L899 garLoopResultBuilder]: For program point L102(lines 102 400) no Hoare annotation was computed. [2023-04-01 20:21:21,923 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 400) no Hoare annotation was computed. [2023-04-01 20:21:21,923 INFO L899 garLoopResultBuilder]: For program point L566-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,928 INFO L899 garLoopResultBuilder]: For program point L533-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L500-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L467-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 403) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L434-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 400) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L170(lines 170 400) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L567(line 567) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L534(line 534) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L501(line 501) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L468(line 468) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L435(line 435) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L402(line 402) no Hoare annotation was computed. [2023-04-01 20:21:21,929 INFO L899 garLoopResultBuilder]: For program point L204(lines 204 400) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 400) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L271(lines 271 400) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 400) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L569-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L536-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L503-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L470-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L437-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 400) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L404-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L107(lines 107 400) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L41(lines 41 400) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L570(line 570) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L537(line 537) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L471(line 471) no Hoare annotation was computed. [2023-04-01 20:21:21,930 INFO L899 garLoopResultBuilder]: For program point L438(line 438) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L405(line 405) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 400) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 519) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L207(lines 207 400) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 400) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L373(lines 373 400) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 400) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 400) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L572-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L539-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L506-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L473-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L440-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L407-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 400) no Hoare annotation was computed. [2023-04-01 20:21:21,931 INFO L899 garLoopResultBuilder]: For program point L573(line 573) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L540(line 540) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L507(line 507) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L474(line 474) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L441(line 441) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 400) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 400) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L45(lines 45 400) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 400) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 400) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L575-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L542-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L509-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L476-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L443-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L410-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,932 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 400) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 400) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L576(line 576) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L543(line 543) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L510(line 510) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L477(line 477) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L411(line 411) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L213(lines 213 400) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L82(lines 82 400) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L578-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L545-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L512-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L479-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L446-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L413-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 400) no Hoare annotation was computed. [2023-04-01 20:21:21,933 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 400) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L579(line 579) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L546(line 546) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L513(line 513) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L480(line 480) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L447(line 447) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L414(line 414) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L183(lines 183 400) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L150(lines 150 400) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L382(lines 382 400) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 400) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 400) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 400) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 583) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L548-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,934 INFO L899 garLoopResultBuilder]: For program point L482-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L416-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 400) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L53(lines 53 400) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L582(line 582) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L549(line 549) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L516(line 516) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L483(line 483) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 400) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L551-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L518-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L485-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L452-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L419-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L188(lines 188 400) no Hoare annotation was computed. [2023-04-01 20:21:21,935 INFO L899 garLoopResultBuilder]: For program point L552(line 552) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L519(line 519) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L453(line 453) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L420(line 420) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 400) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 400) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L255(lines 255 400) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L90(lines 90 400) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 400) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 400) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 400) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L554-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L521-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L488-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L455-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L422-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 400) no Hoare annotation was computed. [2023-04-01 20:21:21,936 INFO L899 garLoopResultBuilder]: For program point L158(lines 158 400) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 400) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L555(line 555) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L522(line 522) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L489(line 489) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L456(line 456) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L423(line 423) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 400) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L557-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L524-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L491-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L458-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L392(lines 392 400) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L425-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 400) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L260(lines 260 400) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L558(line 558) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L525(line 525) no Hoare annotation was computed. [2023-04-01 20:21:21,937 INFO L899 garLoopResultBuilder]: For program point L492(line 492) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L459(line 459) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L426(line 426) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 40 585) the Hoare annotation is: (let ((.cse4 (= ~a7~0 |old(~a7~0)|)) (.cse5 (= ~a16~0 |old(~a16~0)|)) (.cse8 (= ~a17~0 1)) (.cse6 (= ~a8~0 |old(~a8~0)|)) (.cse7 (= ~a20~0 |old(~a20~0)|))) (let ((.cse0 (not (= |old(~a21~0)| 1))) (.cse1 (and .cse4 (= ~a21~0 1) .cse5 .cse8 .cse6 .cse7)) (.cse2 (not (= |old(~a17~0)| 1))) (.cse3 (= ~a21~0 |old(~a21~0)|))) (and (or .cse0 (< |old(~a8~0)| 15) .cse1 .cse2) (or (< 0 |old(~a17~0)|) (and .cse3 .cse4 (= ~a17~0 |old(~a17~0)|) .cse5 .cse6 .cse7)) (or .cse0 .cse1 .cse2 (not (= |old(~a20~0)| 1))) (or .cse2 (and .cse3 .cse4 .cse5 .cse8 .cse6 .cse7) (< 5 |old(~a16~0)|))))) [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 400) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L162(lines 162 400) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L129(lines 129 400) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L328(lines 328 400) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 400) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 400) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L560-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L527-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L494-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,938 INFO L899 garLoopResultBuilder]: For program point L461-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L428-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 400) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L561(line 561) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L528(line 528) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L495(line 495) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L462(line 462) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 400) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 400) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L563-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L530-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L497-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L464-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L431-1(lines 40 585) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 400) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 400) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 400) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point L134(lines 134 400) no Hoare annotation was computed. [2023-04-01 20:21:21,939 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 20:21:21,940 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (<= 5 ~a16~0) (= ~a21~0 1) (= ~a17~0 1) (<= ~a16~0 5) (= ~a20~0 1) (<= 15 ~a8~0)) [2023-04-01 20:21:21,940 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 20:21:21,940 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 20:21:21,942 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-04-01 20:21:21,943 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 20:21:21,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 08:21:21 BoogieIcfgContainer [2023-04-01 20:21:21,953 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 20:21:21,954 INFO L158 Benchmark]: Toolchain (without parser) took 12407.23ms. Allocated memory was 302.0MB in the beginning and 760.2MB in the end (delta: 458.2MB). Free memory was 260.1MB in the beginning and 625.3MB in the end (delta: -365.3MB). Peak memory consumption was 464.7MB. Max. memory is 8.0GB. [2023-04-01 20:21:21,954 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 177.2MB. Free memory was 125.6MB in the beginning and 125.5MB in the end (delta: 137.9kB). There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 20:21:21,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.70ms. Allocated memory is still 302.0MB. Free memory was 260.1MB in the beginning and 232.3MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-04-01 20:21:21,954 INFO L158 Benchmark]: Boogie Preprocessor took 109.74ms. Allocated memory is still 302.0MB. Free memory was 232.3MB in the beginning and 227.6MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-04-01 20:21:21,955 INFO L158 Benchmark]: RCFGBuilder took 807.06ms. Allocated memory is still 302.0MB. Free memory was 227.6MB in the beginning and 150.5MB in the end (delta: 77.1MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. [2023-04-01 20:21:21,955 INFO L158 Benchmark]: TraceAbstraction took 11136.96ms. Allocated memory was 302.0MB in the beginning and 760.2MB in the end (delta: 458.2MB). Free memory was 150.0MB in the beginning and 625.3MB in the end (delta: -475.4MB). Peak memory consumption was 354.6MB. Max. memory is 8.0GB. [2023-04-01 20:21:21,956 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 177.2MB. Free memory was 125.6MB in the beginning and 125.5MB in the end (delta: 137.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 349.70ms. Allocated memory is still 302.0MB. Free memory was 260.1MB in the beginning and 232.3MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 109.74ms. Allocated memory is still 302.0MB. Free memory was 232.3MB in the beginning and 227.6MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 807.06ms. Allocated memory is still 302.0MB. Free memory was 227.6MB in the beginning and 150.5MB in the end (delta: 77.1MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. * TraceAbstraction took 11136.96ms. Allocated memory was 302.0MB in the beginning and 760.2MB in the end (delta: 458.2MB). Free memory was 150.0MB in the beginning and 625.3MB in the end (delta: -475.4MB). Peak memory consumption was 354.6MB. 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: 519]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.1s, OverallIterations: 6, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2989 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2989 mSDsluCounter, 571 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 238 mSDsCounter, 869 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4260 IncrementalHoareTripleChecker+Invalid, 5129 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 869 mSolverCounterUnsat, 333 mSDtfsCounter, 4260 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 716 GetRequests, 647 SyntacticMatches, 2 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1752occurred in iteration=5, InterpolantAutomatonStates: 58, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 519 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 41 PreInvPairs, 71 NumberOfFragments, 343 HoareAnnotationTreeSize, 41 FomulaSimplifications, 21158 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3863 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1313 NumberOfCodeBlocks, 1313 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1456 ConstructedInterpolants, 0 QuantifiedInterpolants, 3472 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1455 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 334/358 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: ((((((((((a21 == 1 && a17 == 1) && a20 == 1) || ((a21 == 1 && a17 == 1) && 15 <= a8)) || \old(a16) < 5) || !(\old(a21) == 1)) || a17 <= 0) || \old(a8) < 15) || !(\old(a17) == 1)) || 5 < \old(a16)) || !(\old(a20) == 1)) || (a17 == 1 && a16 <= 5) RESULT: Ultimate proved your program to be correct! [2023-04-01 20:21:21,973 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...