/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label57.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 22:20:48,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 22:20:48,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 22:20:48,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 22:20:49,016 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-01 22:20:49,031 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 22:20:49,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 22:20:49,031 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 22:20:49,031 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 22:20:49,032 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 22:20:49,032 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 22:20:49,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 22:20:49,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 22:20:49,032 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 22:20:49,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 22:20:49,033 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 22:20:49,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 22:20:49,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 22:20:49,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 22:20:49,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 22:20:49,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 22:20:49,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 22:20:49,033 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 22:20:49,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 22:20:49,033 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 22:20:49,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 22:20:49,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 22:20:49,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 22:20:49,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 22:20:49,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:20:49,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 22:20:49,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 22:20:49,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 22:20:49,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 22:20:49,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 22:20:49,035 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 22:20:49,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 22:20:49,035 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 22:20:49,035 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 22:20:49,035 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 22:20:49,035 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 22:20:49,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 22:20:49,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 22:20:49,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 22:20:49,251 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 22:20:49,254 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 22:20:49,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label57.c [2023-04-01 22:20:50,189 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 22:20:50,480 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 22:20:50,481 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label57.c [2023-04-01 22:20:50,492 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9409a1df1/2b7ccebfe057418388a1c67c483f42b2/FLAG076ac812f [2023-04-01 22:20:50,508 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9409a1df1/2b7ccebfe057418388a1c67c483f42b2 [2023-04-01 22:20:50,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 22:20:50,511 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 22:20:50,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 22:20:50,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 22:20:50,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 22:20:50,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:20:50" (1/1) ... [2023-04-01 22:20:50,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@319525dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:50, skipping insertion in model container [2023-04-01 22:20:50,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:20:50" (1/1) ... [2023-04-01 22:20:50,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 22:20:50,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 22:20:50,746 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label57.c[6683,6696] [2023-04-01 22:20:50,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:20:50,899 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 22:20:50,931 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label57.c[6683,6696] [2023-04-01 22:20:51,012 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:20:51,028 INFO L208 MainTranslator]: Completed translation [2023-04-01 22:20:51,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:51 WrapperNode [2023-04-01 22:20:51,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 22:20:51,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 22:20:51,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 22:20:51,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 22:20:51,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:51" (1/1) ... [2023-04-01 22:20:51,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:51" (1/1) ... [2023-04-01 22:20:51,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:51" (1/1) ... [2023-04-01 22:20:51,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:51" (1/1) ... [2023-04-01 22:20:51,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:51" (1/1) ... [2023-04-01 22:20:51,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:51" (1/1) ... [2023-04-01 22:20:51,127 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:51" (1/1) ... [2023-04-01 22:20:51,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:51" (1/1) ... [2023-04-01 22:20:51,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 22:20:51,144 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 22:20:51,144 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 22:20:51,144 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 22:20:51,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:51" (1/1) ... [2023-04-01 22:20:51,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:20:51,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:20:51,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 22:20:51,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 22:20:51,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 22:20:51,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 22:20:51,210 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 22:20:51,210 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 22:20:51,210 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 22:20:51,210 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 22:20:51,210 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 22:20:51,210 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 22:20:51,210 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 22:20:51,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 22:20:51,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 22:20:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 22:20:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 22:20:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 22:20:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 22:20:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 22:20:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 22:20:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 22:20:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 22:20:51,284 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 22:20:51,286 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 22:20:52,380 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 22:20:52,393 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 22:20:52,394 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 22:20:52,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:20:52 BoogieIcfgContainer [2023-04-01 22:20:52,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 22:20:52,399 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 22:20:52,399 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 22:20:52,401 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 22:20:52,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 10:20:50" (1/3) ... [2023-04-01 22:20:52,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f6a9373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:20:52, skipping insertion in model container [2023-04-01 22:20:52,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:20:51" (2/3) ... [2023-04-01 22:20:52,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f6a9373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:20:52, skipping insertion in model container [2023-04-01 22:20:52,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:20:52" (3/3) ... [2023-04-01 22:20:52,404 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label57.c [2023-04-01 22:20:52,415 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 22:20:52,415 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 22:20:52,462 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 22:20:52,467 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;@c732191, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 22:20:52,467 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 22:20:52,472 INFO L276 IsEmpty]: Start isEmpty. Operand has 292 states, 284 states have (on average 1.7077464788732395) internal successors, (485), 285 states have internal predecessors, (485), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-04-01 22:20:52,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-01 22:20:52,479 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:20:52,480 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] [2023-04-01 22:20:52,480 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:20:52,484 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:20:52,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1301731761, now seen corresponding path program 1 times [2023-04-01 22:20:52,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:20:52,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434002610] [2023-04-01 22:20:52,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:20:52,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:20:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:52,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:20:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:52,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:20:52,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:20:52,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434002610] [2023-04-01 22:20:52,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434002610] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:20:52,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:20:52,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 22:20:52,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981963890] [2023-04-01 22:20:52,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:20:52,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 22:20:52,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:20:52,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 22:20:52,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-01 22:20:52,992 INFO L87 Difference]: Start difference. First operand has 292 states, 284 states have (on average 1.7077464788732395) internal successors, (485), 285 states have internal predecessors, (485), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-04-01 22:20:54,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:20:54,400 INFO L93 Difference]: Finished difference Result 806 states and 1404 transitions. [2023-04-01 22:20:54,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 22:20:54,402 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 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 52 [2023-04-01 22:20:54,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:20:54,412 INFO L225 Difference]: With dead ends: 806 [2023-04-01 22:20:54,412 INFO L226 Difference]: Without dead ends: 434 [2023-04-01 22:20:54,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:20:54,421 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 660 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 970 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 660 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 1106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-01 22:20:54,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [660 Valid, 56 Invalid, 1106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 970 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-01 22:20:54,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2023-04-01 22:20:54,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 428. [2023-04-01 22:20:54,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 418 states have (on average 1.4497607655502391) internal successors, (606), 420 states have internal predecessors, (606), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-04-01 22:20:54,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 617 transitions. [2023-04-01 22:20:54,486 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 617 transitions. Word has length 52 [2023-04-01 22:20:54,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:20:54,486 INFO L495 AbstractCegarLoop]: Abstraction has 428 states and 617 transitions. [2023-04-01 22:20:54,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-04-01 22:20:54,487 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 617 transitions. [2023-04-01 22:20:54,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-04-01 22:20:54,490 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:20:54,490 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:20:54,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 22:20:54,491 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:20:54,491 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:20:54,491 INFO L85 PathProgramCache]: Analyzing trace with hash -300892788, now seen corresponding path program 1 times [2023-04-01 22:20:54,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:20:54,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088551688] [2023-04-01 22:20:54,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:20:54,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:20:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:54,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:20:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:54,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:20:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:54,840 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:20:54,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:20:54,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088551688] [2023-04-01 22:20:54,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088551688] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:20:54,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:20:54,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 22:20:54,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897275342] [2023-04-01 22:20:54,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:20:54,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-01 22:20:54,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:20:54,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-01 22:20:54,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:20:54,843 INFO L87 Difference]: Start difference. First operand 428 states and 617 transitions. Second operand has 8 states, 7 states have (on average 16.857142857142858) internal successors, (118), 5 states have internal predecessors, (118), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:20:56,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:20:56,488 INFO L93 Difference]: Finished difference Result 1661 states and 2472 transitions. [2023-04-01 22:20:56,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-01 22:20:56,488 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 16.857142857142858) internal successors, (118), 5 states have internal predecessors, (118), 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 124 [2023-04-01 22:20:56,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:20:56,494 INFO L225 Difference]: With dead ends: 1661 [2023-04-01 22:20:56,494 INFO L226 Difference]: Without dead ends: 1239 [2023-04-01 22:20:56,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2023-04-01 22:20:56,496 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 1653 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 1446 mSolverCounterSat, 374 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1653 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 1820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 374 IncrementalHoareTripleChecker+Valid, 1446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-04-01 22:20:56,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1653 Valid, 154 Invalid, 1820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [374 Valid, 1446 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-04-01 22:20:56,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1239 states. [2023-04-01 22:20:56,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1239 to 1203. [2023-04-01 22:20:56,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1203 states, 1178 states have (on average 1.3837011884550086) internal successors, (1630), 1187 states have internal predecessors, (1630), 8 states have call successors, (8), 8 states have call predecessors, (8), 16 states have return successors, (49), 7 states have call predecessors, (49), 7 states have call successors, (49) [2023-04-01 22:20:56,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1203 states and 1687 transitions. [2023-04-01 22:20:56,547 INFO L78 Accepts]: Start accepts. Automaton has 1203 states and 1687 transitions. Word has length 124 [2023-04-01 22:20:56,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:20:56,552 INFO L495 AbstractCegarLoop]: Abstraction has 1203 states and 1687 transitions. [2023-04-01 22:20:56,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 16.857142857142858) internal successors, (118), 5 states have internal predecessors, (118), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:20:56,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1687 transitions. [2023-04-01 22:20:56,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-04-01 22:20:56,557 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:20:56,557 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:20:56,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 22:20:56,558 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:20:56,558 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:20:56,558 INFO L85 PathProgramCache]: Analyzing trace with hash 160443816, now seen corresponding path program 1 times [2023-04-01 22:20:56,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:20:56,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517371764] [2023-04-01 22:20:56,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:20:56,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:20:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:56,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:20:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:56,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:20:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:56,769 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:20:56,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:20:56,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517371764] [2023-04-01 22:20:56,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517371764] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:20:56,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1216465646] [2023-04-01 22:20:56,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:20:56,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:20:56,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:20:56,772 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:20:56,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 22:20:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:56,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:20:56,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:20:56,991 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:20:56,991 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:20:56,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1216465646] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:20:56,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:20:56,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 22:20:56,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015714399] [2023-04-01 22:20:56,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:20:56,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:20:56,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:20:56,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:20:56,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:20:56,993 INFO L87 Difference]: Start difference. First operand 1203 states and 1687 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 22:20:57,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:20:57,556 INFO L93 Difference]: Finished difference Result 2796 states and 3961 transitions. [2023-04-01 22:20:57,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:20:57,567 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 126 [2023-04-01 22:20:57,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:20:57,575 INFO L225 Difference]: With dead ends: 2796 [2023-04-01 22:20:57,575 INFO L226 Difference]: Without dead ends: 1599 [2023-04-01 22:20:57,579 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:20:57,581 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 172 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-01 22:20:57,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 112 Invalid, 683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 518 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-01 22:20:57,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1599 states. [2023-04-01 22:20:57,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1599 to 1587. [2023-04-01 22:20:57,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1587 states, 1555 states have (on average 1.3755627009646303) internal successors, (2139), 1567 states have internal predecessors, (2139), 10 states have call successors, (10), 10 states have call predecessors, (10), 21 states have return successors, (80), 9 states have call predecessors, (80), 9 states have call successors, (80) [2023-04-01 22:20:57,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1587 states and 2229 transitions. [2023-04-01 22:20:57,628 INFO L78 Accepts]: Start accepts. Automaton has 1587 states and 2229 transitions. Word has length 126 [2023-04-01 22:20:57,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:20:57,630 INFO L495 AbstractCegarLoop]: Abstraction has 1587 states and 2229 transitions. [2023-04-01 22:20:57,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 22:20:57,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 2229 transitions. [2023-04-01 22:20:57,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-04-01 22:20:57,633 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:20:57,633 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:20:57,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-01 22:20:57,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:20:57,842 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:20:57,842 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:20:57,842 INFO L85 PathProgramCache]: Analyzing trace with hash -495761243, now seen corresponding path program 1 times [2023-04-01 22:20:57,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:20:57,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158753135] [2023-04-01 22:20:57,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:20:57,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:20:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:57,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:20:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:57,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:20:58,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:58,111 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:20:58,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:20:58,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158753135] [2023-04-01 22:20:58,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158753135] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:20:58,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:20:58,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 22:20:58,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832153701] [2023-04-01 22:20:58,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:20:58,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 22:20:58,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:20:58,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 22:20:58,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 22:20:58,117 INFO L87 Difference]: Start difference. First operand 1587 states and 2229 transitions. Second operand has 7 states, 6 states have (on average 20.166666666666668) internal successors, (121), 4 states have internal predecessors, (121), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:20:59,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:20:59,480 INFO L93 Difference]: Finished difference Result 4785 states and 7024 transitions. [2023-04-01 22:20:59,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 22:20:59,480 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 20.166666666666668) internal successors, (121), 4 states have internal predecessors, (121), 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 127 [2023-04-01 22:20:59,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:20:59,497 INFO L225 Difference]: With dead ends: 4785 [2023-04-01 22:20:59,497 INFO L226 Difference]: Without dead ends: 3204 [2023-04-01 22:20:59,501 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 22:20:59,507 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 738 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 738 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 22:20:59,509 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [738 Valid, 141 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1387 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 22:20:59,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3204 states. [2023-04-01 22:20:59,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3204 to 2592. [2023-04-01 22:20:59,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2592 states, 2521 states have (on average 1.2919476398254661) internal successors, (3257), 2562 states have internal predecessors, (3257), 15 states have call successors, (15), 15 states have call predecessors, (15), 55 states have return successors, (244), 14 states have call predecessors, (244), 14 states have call successors, (244) [2023-04-01 22:20:59,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 2592 states and 3516 transitions. [2023-04-01 22:20:59,577 INFO L78 Accepts]: Start accepts. Automaton has 2592 states and 3516 transitions. Word has length 127 [2023-04-01 22:20:59,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:20:59,578 INFO L495 AbstractCegarLoop]: Abstraction has 2592 states and 3516 transitions. [2023-04-01 22:20:59,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 20.166666666666668) internal successors, (121), 4 states have internal predecessors, (121), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:20:59,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 3516 transitions. [2023-04-01 22:20:59,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-04-01 22:20:59,583 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:20:59,584 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:20:59,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 22:20:59,584 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:20:59,587 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:20:59,588 INFO L85 PathProgramCache]: Analyzing trace with hash -575172096, now seen corresponding path program 1 times [2023-04-01 22:20:59,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:20:59,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262658567] [2023-04-01 22:20:59,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:20:59,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:20:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:59,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:20:59,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:59,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:20:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:59,854 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:20:59,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:20:59,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262658567] [2023-04-01 22:20:59,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262658567] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:20:59,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [406486448] [2023-04-01 22:20:59,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:20:59,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:20:59,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:20:59,857 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:20:59,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-01 22:20:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:20:59,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 9 conjunts are in the unsatisfiable core [2023-04-01 22:20:59,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:21:00,158 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:21:00,159 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:21:00,546 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:21:00,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [406486448] provided 1 perfect and 1 imperfect interpolant sequences [2023-04-01 22:21:00,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-04-01 22:21:00,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 6] total 13 [2023-04-01 22:21:00,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124766329] [2023-04-01 22:21:00,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:21:00,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-01 22:21:00,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:21:00,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-01 22:21:00,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2023-04-01 22:21:00,548 INFO L87 Difference]: Start difference. First operand 2592 states and 3516 transitions. Second operand has 6 states, 6 states have (on average 29.5) internal successors, (177), 5 states have internal predecessors, (177), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:21:01,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:21:01,901 INFO L93 Difference]: Finished difference Result 8082 states and 11558 transitions. [2023-04-01 22:21:01,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 22:21:01,913 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.5) internal successors, (177), 5 states have internal predecessors, (177), 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 183 [2023-04-01 22:21:01,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:21:01,937 INFO L225 Difference]: With dead ends: 8082 [2023-04-01 22:21:01,937 INFO L226 Difference]: Without dead ends: 5496 [2023-04-01 22:21:01,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 362 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2023-04-01 22:21:01,945 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 787 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1286 mSolverCounterSat, 560 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 787 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 560 IncrementalHoareTripleChecker+Valid, 1286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 22:21:01,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [787 Valid, 113 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [560 Valid, 1286 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 22:21:01,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5496 states. [2023-04-01 22:21:02,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5496 to 5488. [2023-04-01 22:21:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5488 states, 5356 states have (on average 1.3123599701269604) internal successors, (7029), 5428 states have internal predecessors, (7029), 30 states have call successors, (30), 30 states have call predecessors, (30), 101 states have return successors, (743), 29 states have call predecessors, (743), 29 states have call successors, (743) [2023-04-01 22:21:02,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5488 states to 5488 states and 7802 transitions. [2023-04-01 22:21:02,090 INFO L78 Accepts]: Start accepts. Automaton has 5488 states and 7802 transitions. Word has length 183 [2023-04-01 22:21:02,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:21:02,091 INFO L495 AbstractCegarLoop]: Abstraction has 5488 states and 7802 transitions. [2023-04-01 22:21:02,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.5) internal successors, (177), 5 states have internal predecessors, (177), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:21:02,091 INFO L276 IsEmpty]: Start isEmpty. Operand 5488 states and 7802 transitions. [2023-04-01 22:21:02,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-04-01 22:21:02,094 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:21:02,094 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:21:02,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-04-01 22:21:02,300 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 22:21:02,301 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:21:02,301 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:21:02,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1295609352, now seen corresponding path program 1 times [2023-04-01 22:21:02,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:21:02,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080079177] [2023-04-01 22:21:02,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:02,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:21:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:02,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:21:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:02,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:21:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:02,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-01 22:21:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:02,580 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 157 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:21:02,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:21:02,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080079177] [2023-04-01 22:21:02,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080079177] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:21:02,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [816695219] [2023-04-01 22:21:02,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:02,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:21:02,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:21:02,599 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:21:02,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-01 22:21:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:02,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:21:02,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:21:02,744 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-04-01 22:21:02,744 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:21:02,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [816695219] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:21:02,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:21:02,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-04-01 22:21:02,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521914066] [2023-04-01 22:21:02,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:21:02,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:21:02,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:21:02,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:21:02,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:21:02,746 INFO L87 Difference]: Start difference. First operand 5488 states and 7802 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:21:03,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:21:03,421 INFO L93 Difference]: Finished difference Result 10976 states and 15677 transitions. [2023-04-01 22:21:03,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:21:03,422 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 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 195 [2023-04-01 22:21:03,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:21:03,441 INFO L225 Difference]: With dead ends: 10976 [2023-04-01 22:21:03,441 INFO L226 Difference]: Without dead ends: 5494 [2023-04-01 22:21:03,452 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:21:03,453 INFO L413 NwaCegarLoop]: 365 mSDtfsCounter, 155 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 574 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 22:21:03,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 396 Invalid, 661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 574 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 22:21:03,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5494 states. [2023-04-01 22:21:03,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5494 to 5488. [2023-04-01 22:21:03,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5488 states, 5356 states have (on average 1.2604555638536221) internal successors, (6751), 5428 states have internal predecessors, (6751), 30 states have call successors, (30), 30 states have call predecessors, (30), 101 states have return successors, (674), 29 states have call predecessors, (674), 29 states have call successors, (674) [2023-04-01 22:21:03,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5488 states to 5488 states and 7455 transitions. [2023-04-01 22:21:03,581 INFO L78 Accepts]: Start accepts. Automaton has 5488 states and 7455 transitions. Word has length 195 [2023-04-01 22:21:03,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:21:03,582 INFO L495 AbstractCegarLoop]: Abstraction has 5488 states and 7455 transitions. [2023-04-01 22:21:03,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:21:03,582 INFO L276 IsEmpty]: Start isEmpty. Operand 5488 states and 7455 transitions. [2023-04-01 22:21:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-04-01 22:21:03,589 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:21:03,589 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:21:03,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-04-01 22:21:03,794 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 22:21:03,796 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:21:03,797 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:21:03,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1041011562, now seen corresponding path program 1 times [2023-04-01 22:21:03,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:21:03,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314837215] [2023-04-01 22:21:03,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:03,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:21:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:03,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:21:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:03,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:21:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:03,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-01 22:21:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:04,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-04-01 22:21:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:04,075 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 206 proven. 69 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2023-04-01 22:21:04,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:21:04,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314837215] [2023-04-01 22:21:04,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314837215] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:21:04,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [603720511] [2023-04-01 22:21:04,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:04,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:21:04,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:21:04,077 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:21:04,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-04-01 22:21:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:04,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:21:04,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:21:04,249 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2023-04-01 22:21:04,249 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:21:04,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [603720511] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:21:04,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:21:04,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-04-01 22:21:04,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974134389] [2023-04-01 22:21:04,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:21:04,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:21:04,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:21:04,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:21:04,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:21:04,251 INFO L87 Difference]: Start difference. First operand 5488 states and 7455 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:21:04,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:21:04,887 INFO L93 Difference]: Finished difference Result 12485 states and 17325 transitions. [2023-04-01 22:21:04,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:21:04,888 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 282 [2023-04-01 22:21:04,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:21:04,911 INFO L225 Difference]: With dead ends: 12485 [2023-04-01 22:21:04,911 INFO L226 Difference]: Without dead ends: 7003 [2023-04-01 22:21:04,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 287 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:21:04,923 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 181 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 22:21:04,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 169 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 497 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 22:21:04,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7003 states. [2023-04-01 22:21:05,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7003 to 6627. [2023-04-01 22:21:05,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6627 states, 6477 states have (on average 1.2298903813493902) internal successors, (7966), 6555 states have internal predecessors, (7966), 36 states have call successors, (36), 36 states have call predecessors, (36), 113 states have return successors, (774), 35 states have call predecessors, (774), 35 states have call successors, (774) [2023-04-01 22:21:05,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6627 states to 6627 states and 8776 transitions. [2023-04-01 22:21:05,071 INFO L78 Accepts]: Start accepts. Automaton has 6627 states and 8776 transitions. Word has length 282 [2023-04-01 22:21:05,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:21:05,072 INFO L495 AbstractCegarLoop]: Abstraction has 6627 states and 8776 transitions. [2023-04-01 22:21:05,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:21:05,072 INFO L276 IsEmpty]: Start isEmpty. Operand 6627 states and 8776 transitions. [2023-04-01 22:21:05,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2023-04-01 22:21:05,079 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:21:05,079 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:21:05,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-04-01 22:21:05,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:21:05,285 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:21:05,285 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:21:05,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1539585317, now seen corresponding path program 1 times [2023-04-01 22:21:05,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:21:05,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421192725] [2023-04-01 22:21:05,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:05,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:21:05,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:05,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:21:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:05,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:21:05,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:05,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-04-01 22:21:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:05,551 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-04-01 22:21:05,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:21:05,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421192725] [2023-04-01 22:21:05,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421192725] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:21:05,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [696662284] [2023-04-01 22:21:05,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:05,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:21:05,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:21:05,553 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:21:05,596 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-04-01 22:21:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:05,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:21:05,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:21:05,764 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-04-01 22:21:05,765 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:21:05,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [696662284] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:21:05,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:21:05,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 22:21:05,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82783610] [2023-04-01 22:21:05,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:21:05,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:21:05,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:21:05,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:21:05,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:21:05,766 INFO L87 Difference]: Start difference. First operand 6627 states and 8776 transitions. Second operand has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:21:06,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:21:06,463 INFO L93 Difference]: Finished difference Result 15000 states and 20042 transitions. [2023-04-01 22:21:06,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:21:06,464 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 294 [2023-04-01 22:21:06,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:21:06,497 INFO L225 Difference]: With dead ends: 15000 [2023-04-01 22:21:06,497 INFO L226 Difference]: Without dead ends: 8379 [2023-04-01 22:21:06,510 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:21:06,511 INFO L413 NwaCegarLoop]: 385 mSDtfsCounter, 189 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 22:21:06,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 426 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 22:21:06,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8379 states. [2023-04-01 22:21:06,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8379 to 8188. [2023-04-01 22:21:06,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8188 states, 8007 states have (on average 1.2253028599975022) internal successors, (9811), 8100 states have internal predecessors, (9811), 44 states have call successors, (44), 44 states have call predecessors, (44), 136 states have return successors, (976), 43 states have call predecessors, (976), 43 states have call successors, (976) [2023-04-01 22:21:06,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8188 states to 8188 states and 10831 transitions. [2023-04-01 22:21:06,718 INFO L78 Accepts]: Start accepts. Automaton has 8188 states and 10831 transitions. Word has length 294 [2023-04-01 22:21:06,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:21:06,718 INFO L495 AbstractCegarLoop]: Abstraction has 8188 states and 10831 transitions. [2023-04-01 22:21:06,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:21:06,719 INFO L276 IsEmpty]: Start isEmpty. Operand 8188 states and 10831 transitions. [2023-04-01 22:21:06,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2023-04-01 22:21:06,729 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:21:06,729 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:21:06,739 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-04-01 22:21:06,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:21:06,935 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:21:06,935 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:21:06,936 INFO L85 PathProgramCache]: Analyzing trace with hash 456494948, now seen corresponding path program 1 times [2023-04-01 22:21:06,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:21:06,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98004138] [2023-04-01 22:21:06,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:06,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:21:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:07,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:21:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:07,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:21:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:07,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-04-01 22:21:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 153 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:21:07,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:21:07,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98004138] [2023-04-01 22:21:07,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98004138] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:21:07,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [960415809] [2023-04-01 22:21:07,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:07,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:21:07,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:21:07,652 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:21:07,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-04-01 22:21:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:07,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 11 conjunts are in the unsatisfiable core [2023-04-01 22:21:07,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:21:08,094 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-04-01 22:21:08,095 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:21:08,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [960415809] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:21:08,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:21:08,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2023-04-01 22:21:08,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762151749] [2023-04-01 22:21:08,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:21:08,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 22:21:08,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:21:08,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 22:21:08,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-04-01 22:21:08,097 INFO L87 Difference]: Start difference. First operand 8188 states and 10831 transitions. Second operand has 5 states, 5 states have (on average 55.0) internal successors, (275), 4 states have internal predecessors, (275), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2023-04-01 22:21:09,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:21:09,031 INFO L93 Difference]: Finished difference Result 16503 states and 22081 transitions. [2023-04-01 22:21:09,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-01 22:21:09,033 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 55.0) internal successors, (275), 4 states have internal predecessors, (275), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 327 [2023-04-01 22:21:09,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:21:09,054 INFO L225 Difference]: With dead ends: 16503 [2023-04-01 22:21:09,054 INFO L226 Difference]: Without dead ends: 8321 [2023-04-01 22:21:09,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 330 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2023-04-01 22:21:09,069 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 426 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 1017 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 426 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 1120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-04-01 22:21:09,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 125 Invalid, 1120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1017 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-04-01 22:21:09,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8321 states. [2023-04-01 22:21:09,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8321 to 8274. [2023-04-01 22:21:09,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8274 states, 8050 states have (on average 1.222608695652174) internal successors, (9842), 8186 states have internal predecessors, (9842), 44 states have call successors, (44), 44 states have call predecessors, (44), 179 states have return successors, (1216), 43 states have call predecessors, (1216), 43 states have call successors, (1216) [2023-04-01 22:21:09,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8274 states to 8274 states and 11102 transitions. [2023-04-01 22:21:09,212 INFO L78 Accepts]: Start accepts. Automaton has 8274 states and 11102 transitions. Word has length 327 [2023-04-01 22:21:09,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:21:09,212 INFO L495 AbstractCegarLoop]: Abstraction has 8274 states and 11102 transitions. [2023-04-01 22:21:09,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 55.0) internal successors, (275), 4 states have internal predecessors, (275), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2023-04-01 22:21:09,213 INFO L276 IsEmpty]: Start isEmpty. Operand 8274 states and 11102 transitions. [2023-04-01 22:21:09,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2023-04-01 22:21:09,222 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:21:09,222 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:21:09,228 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-04-01 22:21:09,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:21:09,428 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:21:09,428 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:21:09,428 INFO L85 PathProgramCache]: Analyzing trace with hash -866257879, now seen corresponding path program 1 times [2023-04-01 22:21:09,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:21:09,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276376425] [2023-04-01 22:21:09,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:09,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:21:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:09,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:21:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:09,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:21:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:09,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-04-01 22:21:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:10,242 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 203 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:21:10,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:21:10,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276376425] [2023-04-01 22:21:10,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276376425] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:21:10,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1953216904] [2023-04-01 22:21:10,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:10,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:21:10,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:21:10,244 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:21:10,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-04-01 22:21:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:10,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 17 conjunts are in the unsatisfiable core [2023-04-01 22:21:10,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:21:13,863 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 204 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:21:13,863 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:21:16,635 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 204 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:21:16,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1953216904] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:21:16,636 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:21:16,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 8] total 19 [2023-04-01 22:21:16,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770141818] [2023-04-01 22:21:16,636 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:21:16,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-04-01 22:21:16,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:21:16,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-04-01 22:21:16,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2023-04-01 22:21:16,639 INFO L87 Difference]: Start difference. First operand 8274 states and 11102 transitions. Second operand has 19 states, 19 states have (on average 40.68421052631579) internal successors, (773), 17 states have internal predecessors, (773), 7 states have call successors, (11), 8 states have call predecessors, (11), 8 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2023-04-01 22:21:21,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:21:21,050 INFO L93 Difference]: Finished difference Result 17179 states and 23119 transitions. [2023-04-01 22:21:21,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-04-01 22:21:21,051 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 40.68421052631579) internal successors, (773), 17 states have internal predecessors, (773), 7 states have call successors, (11), 8 states have call predecessors, (11), 8 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) Word has length 334 [2023-04-01 22:21:21,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:21:21,076 INFO L225 Difference]: With dead ends: 17179 [2023-04-01 22:21:21,076 INFO L226 Difference]: Without dead ends: 8911 [2023-04-01 22:21:21,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 725 GetRequests, 670 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 866 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=716, Invalid=2476, Unknown=0, NotChecked=0, Total=3192 [2023-04-01 22:21:21,091 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 4003 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 3035 mSolverCounterSat, 875 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4007 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 3910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 875 IncrementalHoareTripleChecker+Valid, 3035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-04-01 22:21:21,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4007 Valid, 233 Invalid, 3910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [875 Valid, 3035 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-04-01 22:21:21,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8911 states. [2023-04-01 22:21:21,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8911 to 8279. [2023-04-01 22:21:21,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8279 states, 8035 states have (on average 1.1367766023646546) internal successors, (9134), 8191 states have internal predecessors, (9134), 44 states have call successors, (44), 44 states have call predecessors, (44), 199 states have return successors, (792), 43 states have call predecessors, (792), 43 states have call successors, (792) [2023-04-01 22:21:21,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8279 states to 8279 states and 9970 transitions. [2023-04-01 22:21:21,232 INFO L78 Accepts]: Start accepts. Automaton has 8279 states and 9970 transitions. Word has length 334 [2023-04-01 22:21:21,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:21:21,232 INFO L495 AbstractCegarLoop]: Abstraction has 8279 states and 9970 transitions. [2023-04-01 22:21:21,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 40.68421052631579) internal successors, (773), 17 states have internal predecessors, (773), 7 states have call successors, (11), 8 states have call predecessors, (11), 8 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2023-04-01 22:21:21,233 INFO L276 IsEmpty]: Start isEmpty. Operand 8279 states and 9970 transitions. [2023-04-01 22:21:21,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2023-04-01 22:21:21,240 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:21:21,240 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:21:21,248 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-04-01 22:21:21,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:21:21,449 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:21:21,450 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:21:21,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1895253326, now seen corresponding path program 1 times [2023-04-01 22:21:21,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:21:21,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341295696] [2023-04-01 22:21:21,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:21,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:21:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:21,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:21:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:21,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:21:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:21,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-04-01 22:21:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:22,132 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 191 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:21:22,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:21:22,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341295696] [2023-04-01 22:21:22,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341295696] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:21:22,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [144241046] [2023-04-01 22:21:22,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:21:22,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:21:22,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:21:22,134 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:21:22,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-04-01 22:21:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:21:22,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 12 conjunts are in the unsatisfiable core [2023-04-01 22:21:22,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:21:22,728 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 4 proven. 233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:21:22,729 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:21:23,277 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 235 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:21:23,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [144241046] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:21:23,278 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:21:23,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 6] total 15 [2023-04-01 22:21:23,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561280777] [2023-04-01 22:21:23,279 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:21:23,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-04-01 22:21:23,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:21:23,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-04-01 22:21:23,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2023-04-01 22:21:23,281 INFO L87 Difference]: Start difference. First operand 8279 states and 9970 transitions. Second operand has 15 states, 15 states have (on average 58.4) internal successors, (876), 13 states have internal predecessors, (876), 6 states have call successors, (12), 9 states have call predecessors, (12), 6 states have return successors, (7), 6 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 22:21:26,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:21:26,225 INFO L93 Difference]: Finished difference Result 25556 states and 32609 transitions. [2023-04-01 22:21:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-04-01 22:21:26,225 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 58.4) internal successors, (876), 13 states have internal predecessors, (876), 6 states have call successors, (12), 9 states have call predecessors, (12), 6 states have return successors, (7), 6 states have call predecessors, (7), 4 states have call successors, (7) Word has length 365 [2023-04-01 22:21:26,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:21:26,226 INFO L225 Difference]: With dead ends: 25556 [2023-04-01 22:21:26,226 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 22:21:26,252 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 775 GetRequests, 740 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=323, Invalid=937, Unknown=0, NotChecked=0, Total=1260 [2023-04-01 22:21:26,252 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 3457 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 2883 mSolverCounterSat, 972 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3457 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 3855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 972 IncrementalHoareTripleChecker+Valid, 2883 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-04-01 22:21:26,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3457 Valid, 174 Invalid, 3855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [972 Valid, 2883 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-04-01 22:21:26,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 22:21:26,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 22:21:26,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-01 22:21:26,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 22:21:26,253 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 365 [2023-04-01 22:21:26,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:21:26,253 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 22:21:26,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 58.4) internal successors, (876), 13 states have internal predecessors, (876), 6 states have call successors, (12), 9 states have call predecessors, (12), 6 states have return successors, (7), 6 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 22:21:26,254 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 22:21:26,254 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 22:21:26,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 22:21:26,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-04-01 22:21:26,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-04-01 22:21:26,462 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 22:21:33,475 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 22:21:33,475 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 22:21:33,476 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 22:21:33,476 INFO L895 garLoopResultBuilder]: At program point L1052(line 1052) the Hoare annotation is: (let ((.cse1 (<= ~a29~0 277)) (.cse10 (< ~a23~0 600223)) (.cse12 (<= ~a25~0 10)) (.cse0 (= ~a25~0 12)) (.cse5 (<= (+ ~a29~0 22) 0)) (.cse2 (<= ~a4~0 0)) (.cse8 (<= ~a29~0 599998)) (.cse11 (< 306 ~a23~0)) (.cse3 (<= 130 ~a29~0)) (.cse13 (< ~a29~0 600298)) (.cse4 (<= ~a25~0 11)) (.cse7 (= ~a25~0 13)) (.cse6 (<= ~a23~0 138)) (.cse9 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2) (< |old(~a23~0)| 312) (and .cse7 .cse8 .cse9 .cse3) (and .cse5 .cse9 (<= 312 ~a23~0) .cse10) (and .cse0 .cse1 .cse9 .cse10) (not (= ~a3~0 1)) (and .cse7 .cse1 .cse11 .cse9) (< 10 |old(~a25~0)|) (and .cse4 .cse8 .cse9 .cse10) (and .cse5 .cse12 .cse2) (<= 600223 |old(~a23~0)|) (and .cse7 .cse5 .cse9) (and (not .cse7) .cse13 .cse11 .cse9 .cse10 .cse3) (and .cse4 .cse8 .cse6 .cse2 .cse3) (not (= |old(~a4~0)| 1)) (not (= ~a8~0 15)) (and .cse7 .cse5 .cse6 .cse2) (and .cse12 .cse8 .cse9) (and .cse0 .cse5 .cse2) (and .cse8 .cse11 .cse9 .cse3) (< |old(~a29~0)| 130) (and .cse13 (or (and .cse4 .cse6 .cse9) (and .cse7 .cse6 .cse9))) (< 130 |old(~a29~0)|))) [2023-04-01 22:21:33,476 INFO L899 garLoopResultBuilder]: For program point L1052-1(line 1052) no Hoare annotation was computed. [2023-04-01 22:21:33,476 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2023-04-01 22:21:33,476 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 1038 1054) no Hoare annotation was computed. [2023-04-01 22:21:33,476 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse1 (<= ~a29~0 277)) (.cse10 (< ~a23~0 600223)) (.cse12 (<= ~a25~0 10)) (.cse0 (= ~a25~0 12)) (.cse5 (<= (+ ~a29~0 22) 0)) (.cse2 (<= ~a4~0 0)) (.cse8 (<= ~a29~0 599998)) (.cse11 (< 306 ~a23~0)) (.cse3 (<= 130 ~a29~0)) (.cse13 (< ~a29~0 600298)) (.cse4 (<= ~a25~0 11)) (.cse7 (= ~a25~0 13)) (.cse6 (<= ~a23~0 138)) (.cse9 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2) (< |old(~a23~0)| 312) (and .cse7 .cse8 .cse9 .cse3) (and .cse5 .cse9 (<= 312 ~a23~0) .cse10) (and .cse0 .cse1 .cse9 .cse10) (not (= ~a3~0 1)) (and .cse7 .cse1 .cse11 .cse9) (< 10 |old(~a25~0)|) (and .cse4 .cse8 .cse9 .cse10) (and .cse5 .cse12 .cse2) (<= 600223 |old(~a23~0)|) (and .cse7 .cse5 .cse9) (and (not .cse7) .cse13 .cse11 .cse9 .cse10 .cse3) (and .cse4 .cse8 .cse6 .cse2 .cse3) (not (= |old(~a4~0)| 1)) (not (= ~a8~0 15)) (and .cse7 .cse5 .cse6 .cse2) (and .cse12 .cse8 .cse9) (and .cse0 .cse5 .cse2) (and .cse8 .cse11 .cse9 .cse3) (< |old(~a29~0)| 130) (and .cse13 (or (and .cse4 .cse6 .cse9) (and .cse7 .cse6 .cse9))) (< 130 |old(~a29~0)|))) [2023-04-01 22:21:33,476 INFO L899 garLoopResultBuilder]: For program point L1044-3(lines 1038 1054) no Hoare annotation was computed. [2023-04-01 22:21:33,476 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1038 1054) the Hoare annotation is: (or (< |old(~a23~0)| 312) (and (= ~a23~0 |old(~a23~0)|) (= ~a4~0 1) (= ~a25~0 |old(~a25~0)|) (<= 130 ~a29~0) (<= ~a29~0 130)) (not (= ~a3~0 1)) (< 10 |old(~a25~0)|) (<= 600223 |old(~a23~0)|) (not (= |old(~a4~0)| 1)) (not (= ~a8~0 15)) (< |old(~a29~0)| 130) (< 130 |old(~a29~0)|)) [2023-04-01 22:21:33,476 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:21:33,476 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~a3~0 |old(~a3~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a8~0 |old(~a8~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~inputF~0 |old(~inputF~0)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-01 22:21:33,476 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,477 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,478 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,479 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,480 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,481 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2023-04-01 22:21:33,482 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,483 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,484 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,488 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2023-04-01 22:21:33,488 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2023-04-01 22:21:33,489 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2023-04-01 22:21:33,489 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,489 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,489 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,489 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,489 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,489 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,489 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2023-04-01 22:21:33,489 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2023-04-01 22:21:33,489 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2023-04-01 22:21:33,489 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 154) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,490 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2023-04-01 22:21:33,491 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,492 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,493 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,494 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,494 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,494 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,494 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2023-04-01 22:21:33,494 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2023-04-01 22:21:33,494 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2023-04-01 22:21:33,495 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2023-04-01 22:21:33,495 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2023-04-01 22:21:33,495 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2023-04-01 22:21:33,495 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 32 1036) the Hoare annotation is: (let ((.cse26 (= ~a25~0 12)) (.cse29 (= ~a25~0 |old(~a25~0)|)) (.cse18 (= ~a4~0 |old(~a4~0)|)) (.cse15 (= ~a25~0 13)) (.cse16 (= ~a29~0 |old(~a29~0)|)) (.cse17 (= ~a23~0 |old(~a23~0)|)) (.cse27 (= ~a4~0 1)) (.cse0 (= 13 |old(~a25~0)|)) (.cse3 (not (= ~a3~0 1))) (.cse23 (not (= 12 |old(~a25~0)|))) (.cse5 (not (= ~a8~0 15)))) (let ((.cse13 (< 10 |old(~a25~0)|)) (.cse2 (< 599998 |old(~a29~0)|)) (.cse19 (< |old(~a25~0)| 13)) (.cse20 (and (or (not .cse0) .cse3 .cse5) (or .cse3 .cse23 .cse5))) (.cse21 (and .cse15 .cse16 .cse17 .cse27)) (.cse8 (< 138 |old(~a23~0)|)) (.cse9 (< 11 |old(~a25~0)|)) (.cse11 (and .cse16 .cse17 .cse29 .cse18)) (.cse22 (and .cse26 .cse16 .cse17 .cse18)) (.cse10 (< 0 |old(~a4~0)|)) (.cse28 (< 277 |old(~a29~0)|)) (.cse1 (< |old(~a23~0)| 312)) (.cse14 (< 0 (+ 22 |old(~a29~0)|))) (.cse24 (<= 600298 |old(~a29~0)|)) (.cse25 (<= |old(~a23~0)| 306)) (.cse12 (<= 600223 |old(~a23~0)|)) (.cse4 (not (= |old(~a4~0)| 1))) (.cse6 (and .cse16 .cse17 .cse27 .cse29)) (.cse7 (< |old(~a29~0)| 130))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse8 .cse9 .cse2 .cse3 .cse10 .cse5 .cse7 .cse11) (or .cse9 .cse2 .cse3 .cse12 .cse4 .cse5 .cse6) (or .cse2 .cse3 .cse13 .cse4 .cse5 .cse6) (or .cse14 .cse3 .cse13 .cse10 .cse5 .cse11) (or (and .cse15 .cse16 .cse17 .cse18) .cse19 .cse20 .cse8 .cse14 .cse10) (or .cse19 .cse20 .cse21 .cse2 .cse4 .cse7) (or .cse14 .cse22 .cse3 .cse23 .cse10 .cse5) (or .cse24 (and (or .cse19 .cse20 .cse8 .cse4) (or .cse8 .cse9 .cse3 .cse4 .cse5)) .cse11) (or .cse19 .cse20 .cse21 .cse25 .cse2 .cse4) (or .cse19 .cse20 .cse21 .cse14 .cse4) (or .cse8 .cse9 .cse14 .cse3 .cse10 .cse5 .cse11) (or .cse3 .cse23 .cse12 (and .cse26 .cse16 .cse17 .cse27) .cse28 .cse4 .cse5) (or .cse22 .cse3 .cse23 .cse10 .cse28 .cse5 .cse7) (or .cse0 .cse1 .cse14 .cse3 .cse12 .cse4 .cse5 .cse6) (or .cse0 .cse24 .cse25 .cse3 .cse12 .cse4 .cse5 .cse6 .cse7)))) [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,496 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a25~0 10) (= ~a3~0 1) (= ~a4~0 1) (<= 312 ~a23~0) (= ~a8~0 15) (< ~a23~0 600223) (<= 130 ~a29~0) (<= ~a29~0 130)) [2023-04-01 22:21:33,497 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:21:33,497 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 22:21:33,499 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:21:33,501 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 22:21:33,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 10:21:33 BoogieIcfgContainer [2023-04-01 22:21:33,526 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 22:21:33,527 INFO L158 Benchmark]: Toolchain (without parser) took 43016.00ms. Allocated memory was 275.8MB in the beginning and 846.2MB in the end (delta: 570.4MB). Free memory was 236.0MB in the beginning and 316.7MB in the end (delta: -80.7MB). Peak memory consumption was 535.9MB. Max. memory is 8.0GB. [2023-04-01 22:21:33,527 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 181.4MB. Free memory is still 133.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 22:21:33,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.04ms. Allocated memory is still 275.8MB. Free memory was 236.0MB in the beginning and 190.4MB in the end (delta: 45.6MB). Peak memory consumption was 46.1MB. Max. memory is 8.0GB. [2023-04-01 22:21:33,527 INFO L158 Benchmark]: Boogie Preprocessor took 113.90ms. Allocated memory is still 275.8MB. Free memory was 190.4MB in the beginning and 183.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-04-01 22:21:33,527 INFO L158 Benchmark]: RCFGBuilder took 1253.33ms. Allocated memory is still 275.8MB. Free memory was 183.0MB in the beginning and 158.8MB in the end (delta: 24.3MB). Peak memory consumption was 79.3MB. Max. memory is 8.0GB. [2023-04-01 22:21:33,528 INFO L158 Benchmark]: TraceAbstraction took 41127.59ms. Allocated memory was 275.8MB in the beginning and 846.2MB in the end (delta: 570.4MB). Free memory was 158.2MB in the beginning and 316.7MB in the end (delta: -158.4MB). Peak memory consumption was 455.6MB. Max. memory is 8.0GB. [2023-04-01 22:21:33,528 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 181.4MB. Free memory is still 133.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 516.04ms. Allocated memory is still 275.8MB. Free memory was 236.0MB in the beginning and 190.4MB in the end (delta: 45.6MB). Peak memory consumption was 46.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 113.90ms. Allocated memory is still 275.8MB. Free memory was 190.4MB in the beginning and 183.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1253.33ms. Allocated memory is still 275.8MB. Free memory was 183.0MB in the beginning and 158.8MB in the end (delta: 24.3MB). Peak memory consumption was 79.3MB. Max. memory is 8.0GB. * TraceAbstraction took 41127.59ms. Allocated memory was 275.8MB in the beginning and 846.2MB in the end (delta: 570.4MB). Free memory was 158.2MB in the beginning and 316.7MB in the end (delta: -158.4MB). Peak memory consumption was 455.6MB. 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: 154]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 295 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 41.1s, OverallIterations: 11, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 17.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12425 SdHoareTripleChecker+Valid, 13.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12421 mSDsluCounter, 2099 SdHoareTripleChecker+Invalid, 11.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 842 mSDsCounter, 3629 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14242 IncrementalHoareTripleChecker+Invalid, 17871 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3629 mSolverCounterUnsat, 1257 mSDtfsCounter, 14242 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3188 GetRequests, 3027 SyntacticMatches, 3 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1215 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8279occurred in iteration=10, InterpolantAutomatonStates: 128, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 1926 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 384 PreInvPairs, 648 NumberOfFragments, 1318 HoareAnnotationTreeSize, 384 FomulaSimplifications, 21179 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 14321 FormulaSimplificationTreeSizeReductionInter, 3.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 12.6s InterpolantComputationTime, 4515 NumberOfCodeBlocks, 4515 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 5375 ConstructedInterpolants, 0 QuantifiedInterpolants, 28048 SizeOfPredicates, 17 NumberOfNonLiveVariables, 3909 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 22 InterpolantComputations, 9 PerfectInterpolantSequences, 3008/3456 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((a25 == 12 && a29 <= 277) && a4 <= 0) && 130 <= a29) || (((a25 <= 11 && a29 + 22 <= 0) && a23 <= 138) && a4 <= 0)) || \old(a23) < 312) || (((a25 == 13 && a29 <= 599998) && a4 == 1) && 130 <= a29)) || (((a29 + 22 <= 0 && a4 == 1) && 312 <= a23) && a23 < 600223)) || (((a25 == 12 && a29 <= 277) && a4 == 1) && a23 < 600223)) || !(a3 == 1)) || (((a25 == 13 && a29 <= 277) && 306 < a23) && a4 == 1)) || 10 < \old(a25)) || (((a25 <= 11 && a29 <= 599998) && a4 == 1) && a23 < 600223)) || ((a29 + 22 <= 0 && a25 <= 10) && a4 <= 0)) || 600223 <= \old(a23)) || ((a25 == 13 && a29 + 22 <= 0) && a4 == 1)) || (((((!(a25 == 13) && a29 < 600298) && 306 < a23) && a4 == 1) && a23 < 600223) && 130 <= a29)) || ((((a25 <= 11 && a29 <= 599998) && a23 <= 138) && a4 <= 0) && 130 <= a29)) || !(\old(a4) == 1)) || !(a8 == 15)) || (((a25 == 13 && a29 + 22 <= 0) && a23 <= 138) && a4 <= 0)) || ((a25 <= 10 && a29 <= 599998) && a4 == 1)) || ((a25 == 12 && a29 + 22 <= 0) && a4 <= 0)) || (((a29 <= 599998 && 306 < a23) && a4 == 1) && 130 <= a29)) || \old(a29) < 130) || (a29 < 600298 && (((a25 <= 11 && a23 <= 138) && a4 == 1) || ((a25 == 13 && a23 <= 138) && a4 == 1)))) || 130 < \old(a29) RESULT: Ultimate proved your program to be correct! [2023-04-01 22:21:33,549 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...