/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_label37.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 22:18:38,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 22:18:38,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 22:18:38,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 22:18:38,536 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 22:18:38,558 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 22:18:38,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 22:18:38,559 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 22:18:38,559 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 22:18:38,560 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 22:18:38,560 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 22:18:38,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 22:18:38,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 22:18:38,560 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 22:18:38,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 22:18:38,561 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 22:18:38,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 22:18:38,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 22:18:38,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 22:18:38,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 22:18:38,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 22:18:38,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 22:18:38,562 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 22:18:38,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 22:18:38,562 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 22:18:38,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 22:18:38,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 22:18:38,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 22:18:38,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 22:18:38,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:18:38,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 22:18:38,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 22:18:38,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 22:18:38,563 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 22:18:38,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 22:18:38,563 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 22:18:38,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 22:18:38,564 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 22:18:38,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 22:18:38,564 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 22:18:38,564 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 22:18:38,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 22:18:38,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 22:18:38,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 22:18:38,764 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 22:18:38,764 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 22:18:38,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label37.c [2023-04-01 22:18:39,838 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 22:18:40,073 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 22:18:40,074 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label37.c [2023-04-01 22:18:40,085 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d82bd3e12/6927b9b46a584e3892c163711cd625da/FLAG6a6aaad8d [2023-04-01 22:18:40,100 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d82bd3e12/6927b9b46a584e3892c163711cd625da [2023-04-01 22:18:40,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 22:18:40,103 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 22:18:40,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 22:18:40,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 22:18:40,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 22:18:40,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:18:40" (1/1) ... [2023-04-01 22:18:40,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22005eda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40, skipping insertion in model container [2023-04-01 22:18:40,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:18:40" (1/1) ... [2023-04-01 22:18:40,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 22:18:40,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 22:18:40,312 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_label37.c[7136,7149] [2023-04-01 22:18:40,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:18:40,507 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 22:18:40,531 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_label37.c[7136,7149] [2023-04-01 22:18:40,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:18:40,619 INFO L208 MainTranslator]: Completed translation [2023-04-01 22:18:40,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40 WrapperNode [2023-04-01 22:18:40,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 22:18:40,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 22:18:40,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 22:18:40,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 22:18:40,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40" (1/1) ... [2023-04-01 22:18:40,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40" (1/1) ... [2023-04-01 22:18:40,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40" (1/1) ... [2023-04-01 22:18:40,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40" (1/1) ... [2023-04-01 22:18:40,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40" (1/1) ... [2023-04-01 22:18:40,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40" (1/1) ... [2023-04-01 22:18:40,709 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40" (1/1) ... [2023-04-01 22:18:40,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40" (1/1) ... [2023-04-01 22:18:40,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 22:18:40,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 22:18:40,722 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 22:18:40,722 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 22:18:40,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40" (1/1) ... [2023-04-01 22:18:40,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:18:40,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:18:40,758 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 22:18:40,775 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 22:18:40,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 22:18:40,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 22:18:40,790 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 22:18:40,791 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 22:18:40,791 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 22:18:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 22:18:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 22:18:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 22:18:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 22:18:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 22:18:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 22:18:40,792 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 22:18:40,792 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 22:18:40,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 22:18:40,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 22:18:40,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 22:18:40,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 22:18:40,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 22:18:40,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 22:18:40,870 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 22:18:40,871 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 22:18:41,991 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 22:18:42,003 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 22:18:42,003 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 22:18:42,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:18:42 BoogieIcfgContainer [2023-04-01 22:18:42,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 22:18:42,007 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 22:18:42,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 22:18:42,009 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 22:18:42,009 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 10:18:40" (1/3) ... [2023-04-01 22:18:42,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c4bcd5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:18:42, skipping insertion in model container [2023-04-01 22:18:42,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:18:40" (2/3) ... [2023-04-01 22:18:42,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c4bcd5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:18:42, skipping insertion in model container [2023-04-01 22:18:42,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:18:42" (3/3) ... [2023-04-01 22:18:42,012 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label37.c [2023-04-01 22:18:42,023 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 22:18:42,023 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 22:18:42,075 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 22:18:42,083 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;@3c182e30, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 22:18:42,083 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 22:18:42,091 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 22:18:42,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-04-01 22:18:42,100 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:18:42,100 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:18:42,101 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:18:42,106 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:18:42,106 INFO L85 PathProgramCache]: Analyzing trace with hash 635532922, now seen corresponding path program 1 times [2023-04-01 22:18:42,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:18:42,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599088491] [2023-04-01 22:18:42,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:42,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:18:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:42,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:18:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:42,595 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 22:18:42,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:18:42,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599088491] [2023-04-01 22:18:42,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599088491] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:18:42,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:18:42,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 22:18:42,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72286670] [2023-04-01 22:18:42,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:18:42,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 22:18:42,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:18:42,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 22:18:42,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-01 22:18:42,629 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 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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 22:18:43,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:18:43,970 INFO L93 Difference]: Finished difference Result 791 states and 1386 transitions. [2023-04-01 22:18:43,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 22:18:43,972 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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 55 [2023-04-01 22:18:43,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:18:43,981 INFO L225 Difference]: With dead ends: 791 [2023-04-01 22:18:43,981 INFO L226 Difference]: Without dead ends: 434 [2023-04-01 22:18:43,985 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 22:18:43,987 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 640 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 960 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 640 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 22:18:43,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [640 Valid, 59 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 960 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 22:18:44,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2023-04-01 22:18:44,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 430. [2023-04-01 22:18:44,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 420 states have (on average 1.4452380952380952) internal successors, (607), 422 states have internal predecessors, (607), 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 22:18:44,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 618 transitions. [2023-04-01 22:18:44,043 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 618 transitions. Word has length 55 [2023-04-01 22:18:44,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:18:44,043 INFO L495 AbstractCegarLoop]: Abstraction has 430 states and 618 transitions. [2023-04-01 22:18:44,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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 22:18:44,044 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 618 transitions. [2023-04-01 22:18:44,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-04-01 22:18:44,047 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:18:44,047 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:44,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 22:18:44,047 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:18:44,048 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:18:44,048 INFO L85 PathProgramCache]: Analyzing trace with hash 2009623070, now seen corresponding path program 1 times [2023-04-01 22:18:44,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:18:44,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327833156] [2023-04-01 22:18:44,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:44,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:18:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:44,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:18:44,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:44,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:18:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:44,373 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:18:44,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:18:44,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327833156] [2023-04-01 22:18:44,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327833156] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:18:44,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:18:44,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 22:18:44,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995974874] [2023-04-01 22:18:44,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:18:44,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-01 22:18:44,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:18:44,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-01 22:18:44,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:18:44,376 INFO L87 Difference]: Start difference. First operand 430 states and 618 transitions. Second operand has 8 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 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 22:18:46,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:18:46,032 INFO L93 Difference]: Finished difference Result 1664 states and 2471 transitions. [2023-04-01 22:18:46,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-01 22:18:46,032 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 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 22:18:46,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:18:46,037 INFO L225 Difference]: With dead ends: 1664 [2023-04-01 22:18:46,038 INFO L226 Difference]: Without dead ends: 1240 [2023-04-01 22:18:46,039 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 22:18:46,039 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 1649 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 374 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1649 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 1825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 374 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-04-01 22:18:46,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1649 Valid, 146 Invalid, 1825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [374 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-04-01 22:18:46,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1240 states. [2023-04-01 22:18:46,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1240 to 1208. [2023-04-01 22:18:46,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1208 states, 1181 states have (on average 1.3767993226079593) internal successors, (1626), 1192 states have internal predecessors, (1626), 8 states have call successors, (8), 8 states have call predecessors, (8), 18 states have return successors, (55), 7 states have call predecessors, (55), 7 states have call successors, (55) [2023-04-01 22:18:46,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1689 transitions. [2023-04-01 22:18:46,082 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1689 transitions. Word has length 127 [2023-04-01 22:18:46,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:18:46,082 INFO L495 AbstractCegarLoop]: Abstraction has 1208 states and 1689 transitions. [2023-04-01 22:18:46,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 17.285714285714285) internal successors, (121), 5 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 22:18:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1689 transitions. [2023-04-01 22:18:46,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-04-01 22:18:46,086 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:18:46,086 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:46,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 22:18:46,086 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:18:46,086 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:18:46,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1065690942, now seen corresponding path program 1 times [2023-04-01 22:18:46,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:18:46,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398743100] [2023-04-01 22:18:46,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:46,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:18:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:46,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:18:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:46,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:18:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:46,313 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 47 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:18:46,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:18:46,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398743100] [2023-04-01 22:18:46,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398743100] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:18:46,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1426987085] [2023-04-01 22:18:46,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:46,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:18:46,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:18:46,316 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 22:18:46,333 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 22:18:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:46,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:18:46,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:18:46,519 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:18:46,520 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:18:46,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1426987085] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:18:46,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:18:46,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 22:18:46,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292030623] [2023-04-01 22:18:46,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:18:46,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:18:46,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:18:46,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:18:46,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:18:46,521 INFO L87 Difference]: Start difference. First operand 1208 states and 1689 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 22:18:47,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:18:47,187 INFO L93 Difference]: Finished difference Result 2803 states and 3960 transitions. [2023-04-01 22:18:47,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:18:47,187 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 129 [2023-04-01 22:18:47,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:18:47,194 INFO L225 Difference]: With dead ends: 2803 [2023-04-01 22:18:47,194 INFO L226 Difference]: Without dead ends: 1601 [2023-04-01 22:18:47,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 133 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 22:18:47,197 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 169 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 22:18:47,197 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 111 Invalid, 683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 518 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 22:18:47,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1601 states. [2023-04-01 22:18:47,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1601 to 1401. [2023-04-01 22:18:47,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1401 states, 1370 states have (on average 1.3948905109489051) internal successors, (1911), 1383 states have internal predecessors, (1911), 9 states have call successors, (9), 9 states have call predecessors, (9), 21 states have return successors, (71), 8 states have call predecessors, (71), 8 states have call successors, (71) [2023-04-01 22:18:47,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1401 states and 1991 transitions. [2023-04-01 22:18:47,225 INFO L78 Accepts]: Start accepts. Automaton has 1401 states and 1991 transitions. Word has length 129 [2023-04-01 22:18:47,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:18:47,225 INFO L495 AbstractCegarLoop]: Abstraction has 1401 states and 1991 transitions. [2023-04-01 22:18:47,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 22:18:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1991 transitions. [2023-04-01 22:18:47,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-04-01 22:18:47,228 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:18:47,228 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:47,236 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 22:18:47,434 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 22:18:47,436 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:18:47,436 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:18:47,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1777560402, now seen corresponding path program 1 times [2023-04-01 22:18:47,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:18:47,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673782776] [2023-04-01 22:18:47,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:47,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:18:47,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:47,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:18:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:47,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:18:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:18:47,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:18:47,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673782776] [2023-04-01 22:18:47,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673782776] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:18:47,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:18:47,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 22:18:47,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955508722] [2023-04-01 22:18:47,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:18:47,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 22:18:47,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:18:47,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 22:18:47,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 22:18:47,653 INFO L87 Difference]: Start difference. First operand 1401 states and 1991 transitions. Second operand has 7 states, 6 states have (on average 21.5) internal successors, (129), 4 states have internal predecessors, (129), 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 22:18:48,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:18:48,990 INFO L93 Difference]: Finished difference Result 4205 states and 6171 transitions. [2023-04-01 22:18:48,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 22:18:48,991 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 21.5) internal successors, (129), 4 states have internal predecessors, (129), 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 135 [2023-04-01 22:18:48,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:18:49,000 INFO L225 Difference]: With dead ends: 4205 [2023-04-01 22:18:49,000 INFO L226 Difference]: Without dead ends: 2810 [2023-04-01 22:18:49,005 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 22:18:49,011 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 669 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 669 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 1620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 22:18:49,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [669 Valid, 133 Invalid, 1620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 22:18:49,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2810 states. [2023-04-01 22:18:49,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2810 to 2785. [2023-04-01 22:18:49,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2785 states, 2709 states have (on average 1.2757475083056478) internal successors, (3456), 2753 states have internal predecessors, (3456), 16 states have call successors, (16), 16 states have call predecessors, (16), 59 states have return successors, (276), 15 states have call predecessors, (276), 15 states have call successors, (276) [2023-04-01 22:18:49,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2785 states and 3748 transitions. [2023-04-01 22:18:49,078 INFO L78 Accepts]: Start accepts. Automaton has 2785 states and 3748 transitions. Word has length 135 [2023-04-01 22:18:49,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:18:49,079 INFO L495 AbstractCegarLoop]: Abstraction has 2785 states and 3748 transitions. [2023-04-01 22:18:49,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 21.5) internal successors, (129), 4 states have internal predecessors, (129), 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 22:18:49,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 3748 transitions. [2023-04-01 22:18:49,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-04-01 22:18:49,086 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:18:49,087 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:49,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 22:18:49,087 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:18:49,090 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:18:49,090 INFO L85 PathProgramCache]: Analyzing trace with hash -275228916, now seen corresponding path program 1 times [2023-04-01 22:18:49,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:18:49,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148804022] [2023-04-01 22:18:49,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:49,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:18:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:49,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:18:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:49,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:18:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:49,360 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 47 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:18:49,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:18:49,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148804022] [2023-04-01 22:18:49,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148804022] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:18:49,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1456240356] [2023-04-01 22:18:49,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:49,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:18:49,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:18:49,362 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 22:18:49,364 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 22:18:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:49,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 9 conjunts are in the unsatisfiable core [2023-04-01 22:18:49,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:18:49,670 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:18:49,670 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:18:50,121 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:18:50,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1456240356] provided 1 perfect and 1 imperfect interpolant sequences [2023-04-01 22:18:50,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-04-01 22:18:50,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 6] total 13 [2023-04-01 22:18:50,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087320766] [2023-04-01 22:18:50,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:18:50,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-01 22:18:50,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:18:50,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-01 22:18:50,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2023-04-01 22:18:50,123 INFO L87 Difference]: Start difference. First operand 2785 states and 3748 transitions. Second operand has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 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 22:18:51,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:18:51,370 INFO L93 Difference]: Finished difference Result 8687 states and 12446 transitions. [2023-04-01 22:18:51,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 22:18:51,370 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 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 186 [2023-04-01 22:18:51,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:18:51,394 INFO L225 Difference]: With dead ends: 8687 [2023-04-01 22:18:51,394 INFO L226 Difference]: Without dead ends: 6096 [2023-04-01 22:18:51,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 380 GetRequests, 368 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 22:18:51,401 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 826 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 1102 mSolverCounterSat, 473 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 826 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 1575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 473 IncrementalHoareTripleChecker+Valid, 1102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-04-01 22:18:51,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [826 Valid, 95 Invalid, 1575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [473 Valid, 1102 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-04-01 22:18:51,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6096 states. [2023-04-01 22:18:51,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6096 to 6076. [2023-04-01 22:18:51,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6076 states, 5925 states have (on average 1.2759493670886075) internal successors, (7560), 6010 states have internal predecessors, (7560), 33 states have call successors, (33), 33 states have call predecessors, (33), 117 states have return successors, (857), 32 states have call predecessors, (857), 32 states have call successors, (857) [2023-04-01 22:18:51,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6076 states to 6076 states and 8450 transitions. [2023-04-01 22:18:51,590 INFO L78 Accepts]: Start accepts. Automaton has 6076 states and 8450 transitions. Word has length 186 [2023-04-01 22:18:51,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:18:51,591 INFO L495 AbstractCegarLoop]: Abstraction has 6076 states and 8450 transitions. [2023-04-01 22:18:51,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 5 states have internal predecessors, (180), 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 22:18:51,591 INFO L276 IsEmpty]: Start isEmpty. Operand 6076 states and 8450 transitions. [2023-04-01 22:18:51,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-04-01 22:18:51,594 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:18:51,594 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:18:51,604 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 22:18:51,799 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 22:18:51,800 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:18:51,800 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:18:51,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1895319133, now seen corresponding path program 1 times [2023-04-01 22:18:51,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:18:51,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735246797] [2023-04-01 22:18:51,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:51,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:18:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:51,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:18:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:51,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:18:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:51,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-01 22:18:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:52,052 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:18:52,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:18:52,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735246797] [2023-04-01 22:18:52,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735246797] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:18:52,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532720275] [2023-04-01 22:18:52,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:52,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:18:52,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:18:52,054 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 22:18:52,056 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 22:18:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:52,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:18:52,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:18:52,196 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-04-01 22:18:52,196 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:18:52,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [532720275] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:18:52,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:18:52,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-04-01 22:18:52,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285059148] [2023-04-01 22:18:52,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:18:52,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:18:52,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:18:52,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:18:52,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:18:52,198 INFO L87 Difference]: Start difference. First operand 6076 states and 8450 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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 22:18:52,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:18:52,917 INFO L93 Difference]: Finished difference Result 11964 states and 16756 transitions. [2023-04-01 22:18:52,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:18:52,917 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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 198 [2023-04-01 22:18:52,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:18:52,935 INFO L225 Difference]: With dead ends: 11964 [2023-04-01 22:18:52,936 INFO L226 Difference]: Without dead ends: 6082 [2023-04-01 22:18:52,947 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 202 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 22:18:52,948 INFO L413 NwaCegarLoop]: 368 mSDtfsCounter, 151 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 22:18:52,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 399 Invalid, 663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 22:18:52,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6082 states. [2023-04-01 22:18:53,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6082 to 6076. [2023-04-01 22:18:53,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6076 states, 5925 states have (on average 1.231054852320675) internal successors, (7294), 6010 states have internal predecessors, (7294), 33 states have call successors, (33), 33 states have call predecessors, (33), 117 states have return successors, (758), 32 states have call predecessors, (758), 32 states have call successors, (758) [2023-04-01 22:18:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6076 states to 6076 states and 8085 transitions. [2023-04-01 22:18:53,053 INFO L78 Accepts]: Start accepts. Automaton has 6076 states and 8085 transitions. Word has length 198 [2023-04-01 22:18:53,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:18:53,053 INFO L495 AbstractCegarLoop]: Abstraction has 6076 states and 8085 transitions. [2023-04-01 22:18:53,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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 22:18:53,053 INFO L276 IsEmpty]: Start isEmpty. Operand 6076 states and 8085 transitions. [2023-04-01 22:18:53,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-04-01 22:18:53,056 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:18:53,057 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, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:18:53,074 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 22:18:53,265 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 22:18:53,265 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:18:53,265 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:18:53,266 INFO L85 PathProgramCache]: Analyzing trace with hash -360019625, now seen corresponding path program 1 times [2023-04-01 22:18:53,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:18:53,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335964482] [2023-04-01 22:18:53,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:53,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:18:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:53,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:18:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:53,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:18:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:53,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-04-01 22:18:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 97 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-04-01 22:18:53,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:18:53,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335964482] [2023-04-01 22:18:53,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335964482] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:18:53,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718926221] [2023-04-01 22:18:53,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:53,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:18:53,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:18:53,512 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 22:18:53,514 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 22:18:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:53,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:18:53,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:18:53,654 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-04-01 22:18:53,654 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:18:53,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [718926221] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:18:53,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:18:53,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-04-01 22:18:53,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65790440] [2023-04-01 22:18:53,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:18:53,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:18:53,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:18:53,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:18:53,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:18:53,656 INFO L87 Difference]: Start difference. First operand 6076 states and 8085 transitions. Second operand has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 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 22:18:54,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:18:54,279 INFO L93 Difference]: Finished difference Result 13671 states and 18881 transitions. [2023-04-01 22:18:54,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:18:54,280 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 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 216 [2023-04-01 22:18:54,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:18:54,304 INFO L225 Difference]: With dead ends: 13671 [2023-04-01 22:18:54,305 INFO L226 Difference]: Without dead ends: 7789 [2023-04-01 22:18:54,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 221 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:18:54,318 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 159 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-01 22:18:54,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 196 Invalid, 640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-01 22:18:54,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7789 states. [2023-04-01 22:18:54,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7789 to 7413. [2023-04-01 22:18:54,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7413 states, 7237 states have (on average 1.2154207544562665) internal successors, (8796), 7333 states have internal predecessors, (8796), 40 states have call successors, (40), 40 states have call predecessors, (40), 135 states have return successors, (965), 39 states have call predecessors, (965), 39 states have call successors, (965) [2023-04-01 22:18:54,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7413 states to 7413 states and 9801 transitions. [2023-04-01 22:18:54,496 INFO L78 Accepts]: Start accepts. Automaton has 7413 states and 9801 transitions. Word has length 216 [2023-04-01 22:18:54,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:18:54,497 INFO L495 AbstractCegarLoop]: Abstraction has 7413 states and 9801 transitions. [2023-04-01 22:18:54,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 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 22:18:54,500 INFO L276 IsEmpty]: Start isEmpty. Operand 7413 states and 9801 transitions. [2023-04-01 22:18:54,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-04-01 22:18:54,507 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:18:54,507 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:54,527 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 22:18:54,712 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 22:18:54,712 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:18:54,713 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:18:54,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1695986644, now seen corresponding path program 1 times [2023-04-01 22:18:54,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:18:54,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005699983] [2023-04-01 22:18:54,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:54,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:18:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:54,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:18:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:54,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:18:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:54,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-01 22:18:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:54,985 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 166 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:18:54,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:18:54,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005699983] [2023-04-01 22:18:54,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005699983] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:18:54,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1944380069] [2023-04-01 22:18:54,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:54,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:18:54,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:18:54,987 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 22:18:55,017 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 22:18:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:55,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 7 conjunts are in the unsatisfiable core [2023-04-01 22:18:55,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:18:55,242 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 167 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:18:55,243 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:18:55,494 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 167 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:18:55,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1944380069] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:18:55,495 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:18:55,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 9 [2023-04-01 22:18:55,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225722222] [2023-04-01 22:18:55,495 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:18:55,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-01 22:18:55,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:18:55,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-01 22:18:55,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-04-01 22:18:55,498 INFO L87 Difference]: Start difference. First operand 7413 states and 9801 transitions. Second operand has 9 states, 9 states have (on average 40.55555555555556) internal successors, (365), 7 states have internal predecessors, (365), 3 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 22:18:56,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:18:56,652 INFO L93 Difference]: Finished difference Result 16850 states and 23136 transitions. [2023-04-01 22:18:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-01 22:18:56,653 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 40.55555555555556) internal successors, (365), 7 states have internal predecessors, (365), 3 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 251 [2023-04-01 22:18:56,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:18:56,685 INFO L225 Difference]: With dead ends: 16850 [2023-04-01 22:18:56,685 INFO L226 Difference]: Without dead ends: 9631 [2023-04-01 22:18:56,699 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 518 GetRequests, 507 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2023-04-01 22:18:56,701 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 1193 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 1032 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1193 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 1333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 1032 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-04-01 22:18:56,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1193 Valid, 112 Invalid, 1333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 1032 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-04-01 22:18:56,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9631 states. [2023-04-01 22:18:56,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9631 to 9557. [2023-04-01 22:18:56,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9557 states, 9317 states have (on average 1.17827626918536) internal successors, (10978), 9455 states have internal predecessors, (10978), 51 states have call successors, (51), 51 states have call predecessors, (51), 188 states have return successors, (1166), 50 states have call predecessors, (1166), 50 states have call successors, (1166) [2023-04-01 22:18:56,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9557 states to 9557 states and 12195 transitions. [2023-04-01 22:18:56,907 INFO L78 Accepts]: Start accepts. Automaton has 9557 states and 12195 transitions. Word has length 251 [2023-04-01 22:18:56,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:18:56,908 INFO L495 AbstractCegarLoop]: Abstraction has 9557 states and 12195 transitions. [2023-04-01 22:18:56,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 40.55555555555556) internal successors, (365), 7 states have internal predecessors, (365), 3 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 22:18:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 9557 states and 12195 transitions. [2023-04-01 22:18:56,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-04-01 22:18:56,913 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:18:56,913 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:56,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-04-01 22:18:57,120 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 22:18:57,121 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:18:57,121 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:18:57,121 INFO L85 PathProgramCache]: Analyzing trace with hash -896079474, now seen corresponding path program 1 times [2023-04-01 22:18:57,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:18:57,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263024822] [2023-04-01 22:18:57,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:57,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:18:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:57,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:18:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:57,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:18:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:57,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-01 22:18:57,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:57,348 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 97 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-04-01 22:18:57,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:18:57,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263024822] [2023-04-01 22:18:57,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263024822] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:18:57,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [179166392] [2023-04-01 22:18:57,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:57,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:18:57,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:18:57,350 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 22:18:57,352 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 22:18:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:57,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:18:57,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:18:57,530 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-04-01 22:18:57,530 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:18:57,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [179166392] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:18:57,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:18:57,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 22:18:57,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997554905] [2023-04-01 22:18:57,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:18:57,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:18:57,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:18:57,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:18:57,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:18:57,532 INFO L87 Difference]: Start difference. First operand 9557 states and 12195 transitions. Second operand has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 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 22:18:58,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:18:58,111 INFO L93 Difference]: Finished difference Result 18920 states and 24175 transitions. [2023-04-01 22:18:58,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:18:58,112 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 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 261 [2023-04-01 22:18:58,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:18:58,131 INFO L225 Difference]: With dead ends: 18920 [2023-04-01 22:18:58,131 INFO L226 Difference]: Without dead ends: 9557 [2023-04-01 22:18:58,145 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 267 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 22:18:58,146 INFO L413 NwaCegarLoop]: 295 mSDtfsCounter, 186 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-01 22:18:58,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 323 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 549 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-01 22:18:58,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9557 states. [2023-04-01 22:18:58,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9557 to 9557. [2023-04-01 22:18:58,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9557 states, 9317 states have (on average 1.1548781796715681) internal successors, (10760), 9455 states have internal predecessors, (10760), 51 states have call successors, (51), 51 states have call predecessors, (51), 188 states have return successors, (1044), 50 states have call predecessors, (1044), 50 states have call successors, (1044) [2023-04-01 22:18:58,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9557 states to 9557 states and 11855 transitions. [2023-04-01 22:18:58,288 INFO L78 Accepts]: Start accepts. Automaton has 9557 states and 11855 transitions. Word has length 261 [2023-04-01 22:18:58,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:18:58,288 INFO L495 AbstractCegarLoop]: Abstraction has 9557 states and 11855 transitions. [2023-04-01 22:18:58,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 3 states have internal predecessors, (185), 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 22:18:58,288 INFO L276 IsEmpty]: Start isEmpty. Operand 9557 states and 11855 transitions. [2023-04-01 22:18:58,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2023-04-01 22:18:58,295 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:18:58,295 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:58,302 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-04-01 22:18:58,502 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 22:18:58,503 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:18:58,503 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:18:58,503 INFO L85 PathProgramCache]: Analyzing trace with hash 599035359, now seen corresponding path program 1 times [2023-04-01 22:18:58,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:18:58,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15696657] [2023-04-01 22:18:58,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:58,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:18:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:58,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:18:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:58,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:18:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:58,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-01 22:18:58,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:58,986 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 166 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:18:58,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:18:58,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15696657] [2023-04-01 22:18:58,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15696657] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:18:58,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1431048962] [2023-04-01 22:18:58,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:18:58,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:18:58,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:18:58,988 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 22:18:59,044 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 22:18:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:18:59,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 11 conjunts are in the unsatisfiable core [2023-04-01 22:18:59,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:18:59,476 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-04-01 22:18:59,477 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:18:59,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1431048962] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:18:59,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:18:59,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2023-04-01 22:18:59,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411933892] [2023-04-01 22:18:59,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:18:59,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 22:18:59,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:18:59,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 22:18:59,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-04-01 22:18:59,480 INFO L87 Difference]: Start difference. First operand 9557 states and 11855 transitions. Second operand has 5 states, 5 states have (on average 47.8) internal successors, (239), 4 states have internal predecessors, (239), 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 22:19:00,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:19:00,359 INFO L93 Difference]: Finished difference Result 18987 states and 23647 transitions. [2023-04-01 22:19:00,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 22:19:00,359 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 47.8) internal successors, (239), 4 states have internal predecessors, (239), 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 294 [2023-04-01 22:19:00,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:19:00,382 INFO L225 Difference]: With dead ends: 18987 [2023-04-01 22:19:00,383 INFO L226 Difference]: Without dead ends: 9624 [2023-04-01 22:19:00,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-04-01 22:19:00,398 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 492 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 492 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 1102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-04-01 22:19:00,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [492 Valid, 120 Invalid, 1102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-04-01 22:19:00,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9624 states. [2023-04-01 22:19:00,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9624 to 9591. [2023-04-01 22:19:00,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9591 states, 9334 states have (on average 1.1526676665952431) internal successors, (10759), 9489 states have internal predecessors, (10759), 51 states have call successors, (51), 51 states have call predecessors, (51), 205 states have return successors, (1083), 50 states have call predecessors, (1083), 50 states have call successors, (1083) [2023-04-01 22:19:00,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9591 states to 9591 states and 11893 transitions. [2023-04-01 22:19:00,562 INFO L78 Accepts]: Start accepts. Automaton has 9591 states and 11893 transitions. Word has length 294 [2023-04-01 22:19:00,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:19:00,562 INFO L495 AbstractCegarLoop]: Abstraction has 9591 states and 11893 transitions. [2023-04-01 22:19:00,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 47.8) internal successors, (239), 4 states have internal predecessors, (239), 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 22:19:00,562 INFO L276 IsEmpty]: Start isEmpty. Operand 9591 states and 11893 transitions. [2023-04-01 22:19:00,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2023-04-01 22:19:00,573 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:19:00,573 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:19:00,582 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 22:19:00,782 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 22:19:00,782 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:19:00,783 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:19:00,783 INFO L85 PathProgramCache]: Analyzing trace with hash -2064404032, now seen corresponding path program 1 times [2023-04-01 22:19:00,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:19:00,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418621050] [2023-04-01 22:19:00,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:19:00,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:19:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:19:01,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:19:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:19:01,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:19:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:19:01,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-04-01 22:19:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:19:01,676 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 209 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:19:01,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:19:01,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418621050] [2023-04-01 22:19:01,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418621050] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:19:01,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [300625603] [2023-04-01 22:19:01,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:19:01,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:19:01,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:19:01,678 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 22:19:01,680 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 22:19:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:19:01,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 17 conjunts are in the unsatisfiable core [2023-04-01 22:19:01,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:19:05,424 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 210 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:19:05,425 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:19:08,440 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 210 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:19:08,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [300625603] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:19:08,440 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:19:08,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 8] total 19 [2023-04-01 22:19:08,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629252375] [2023-04-01 22:19:08,441 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:19:08,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-04-01 22:19:08,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:19:08,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-04-01 22:19:08,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2023-04-01 22:19:08,443 INFO L87 Difference]: Start difference. First operand 9591 states and 11893 transitions. Second operand has 19 states, 19 states have (on average 40.8421052631579) internal successors, (776), 17 states have internal predecessors, (776), 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 22:19:12,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:19:12,590 INFO L93 Difference]: Finished difference Result 19672 states and 24600 transitions. [2023-04-01 22:19:12,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-04-01 22:19:12,591 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 40.8421052631579) internal successors, (776), 17 states have internal predecessors, (776), 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 337 [2023-04-01 22:19:12,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:19:12,611 INFO L225 Difference]: With dead ends: 19672 [2023-04-01 22:19:12,611 INFO L226 Difference]: Without dead ends: 10275 [2023-04-01 22:19:12,622 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 731 GetRequests, 676 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 864 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=716, Invalid=2476, Unknown=0, NotChecked=0, Total=3192 [2023-04-01 22:19:12,623 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 3609 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 2680 mSolverCounterSat, 990 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3612 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 3670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 990 IncrementalHoareTripleChecker+Valid, 2680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-04-01 22:19:12,623 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3612 Valid, 193 Invalid, 3670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [990 Valid, 2680 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-04-01 22:19:12,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10275 states. [2023-04-01 22:19:12,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10275 to 10237. [2023-04-01 22:19:12,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10237 states, 9933 states have (on average 1.1345011577569717) internal successors, (11269), 10129 states have internal predecessors, (11269), 54 states have call successors, (54), 54 states have call predecessors, (54), 249 states have return successors, (1110), 53 states have call predecessors, (1110), 53 states have call successors, (1110) [2023-04-01 22:19:12,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10237 states to 10237 states and 12433 transitions. [2023-04-01 22:19:12,771 INFO L78 Accepts]: Start accepts. Automaton has 10237 states and 12433 transitions. Word has length 337 [2023-04-01 22:19:12,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:19:12,772 INFO L495 AbstractCegarLoop]: Abstraction has 10237 states and 12433 transitions. [2023-04-01 22:19:12,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 40.8421052631579) internal successors, (776), 17 states have internal predecessors, (776), 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 22:19:12,772 INFO L276 IsEmpty]: Start isEmpty. Operand 10237 states and 12433 transitions. [2023-04-01 22:19:12,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2023-04-01 22:19:12,781 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:19:12,781 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, 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, 1, 1, 1, 1, 1, 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 22:19:12,791 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 22:19:12,986 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 22:19:12,987 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:19:12,987 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:19:12,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1804939427, now seen corresponding path program 1 times [2023-04-01 22:19:12,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:19:12,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987373639] [2023-04-01 22:19:12,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:19:12,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:19:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:19:13,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:19:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:19:13,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:19:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:19:13,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-04-01 22:19:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:19:13,745 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 97 proven. 2 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-04-01 22:19:13,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:19:13,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987373639] [2023-04-01 22:19:13,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987373639] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:19:13,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594032183] [2023-04-01 22:19:13,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:19:13,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:19:13,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:19:13,753 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:19:13,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-04-01 22:19:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:19:13,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 12 conjunts are in the unsatisfiable core [2023-04-01 22:19:13,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:19:14,313 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 4 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:19:14,313 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:19:14,762 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 241 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:19:14,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1594032183] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:19:14,762 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:19:14,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 8, 6] total 15 [2023-04-01 22:19:14,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022949628] [2023-04-01 22:19:14,763 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:19:14,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-04-01 22:19:14,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:19:14,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-04-01 22:19:14,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2023-04-01 22:19:14,765 INFO L87 Difference]: Start difference. First operand 10237 states and 12433 transitions. Second operand has 15 states, 15 states have (on average 52.86666666666667) internal successors, (793), 13 states have internal predecessors, (793), 7 states have call successors, (12), 10 states have call predecessors, (12), 7 states have return successors, (8), 7 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-01 22:19:19,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:19:19,006 INFO L93 Difference]: Finished difference Result 30070 states and 38498 transitions. [2023-04-01 22:19:19,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-04-01 22:19:19,006 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 52.86666666666667) internal successors, (793), 13 states have internal predecessors, (793), 7 states have call successors, (12), 10 states have call predecessors, (12), 7 states have return successors, (8), 7 states have call predecessors, (8), 4 states have call successors, (8) Word has length 368 [2023-04-01 22:19:19,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:19:19,007 INFO L225 Difference]: With dead ends: 30070 [2023-04-01 22:19:19,007 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 22:19:19,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 826 GetRequests, 770 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 939 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=685, Invalid=2507, Unknown=0, NotChecked=0, Total=3192 [2023-04-01 22:19:19,038 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 7114 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 3846 mSolverCounterSat, 1364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7114 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 5210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1364 IncrementalHoareTripleChecker+Valid, 3846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-04-01 22:19:19,038 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7114 Valid, 239 Invalid, 5210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1364 Valid, 3846 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-04-01 22:19:19,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 22:19:19,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 22:19:19,039 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 22:19:19,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 22:19:19,039 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 368 [2023-04-01 22:19:19,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:19:19,039 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 22:19:19,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 52.86666666666667) internal successors, (793), 13 states have internal predecessors, (793), 7 states have call successors, (12), 10 states have call predecessors, (12), 7 states have return successors, (8), 7 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-01 22:19:19,040 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 22:19:19,040 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 22:19:19,041 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 22:19:19,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-04-01 22:19:19,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:19:19,248 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 22:19:28,387 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 22:19:28,387 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 22:19:28,387 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 22:19:28,388 INFO L895 garLoopResultBuilder]: At program point L1052(line 1052) the Hoare annotation is: (let ((.cse0 (= ~a25~0 12)) (.cse13 (= ~a25~0 13)) (.cse15 (= ~a3~0 1)) (.cse17 (= ~a8~0 15))) (let ((.cse11 (<= 307 ~a23~0)) (.cse7 (or (and .cse0 .cse15 .cse17) (and .cse13 .cse15 .cse17))) (.cse9 (<= 13 ~a25~0)) (.cse1 (<= ~a29~0 277)) (.cse8 (<= 160 ~a23~0)) (.cse14 (< ~a29~0 600298)) (.cse16 (<= ~a25~0 10)) (.cse4 (< ~a23~0 600042)) (.cse12 (<= ~a25~0 11)) (.cse10 (<= ~a29~0 599998)) (.cse6 (= ~a4~0 1)) (.cse3 (<= 130 ~a29~0)) (.cse5 (<= (+ ~a29~0 22) 0)) (.cse2 (<= ~a4~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse4 .cse10 .cse6 .cse7 .cse8 .cse3 .cse9) (< |old(~a23~0)| 312) (and .cse11 .cse10 .cse6 .cse3) (and .cse12 .cse5 .cse2) (and .cse13 .cse11 .cse1 .cse6) (and .cse4 .cse0 .cse5 .cse6) (and (not .cse13) .cse4 .cse14 .cse11 .cse6 .cse3) (not .cse15) (and .cse13 .cse4 .cse5 .cse2) (< 10 |old(~a25~0)|) (and .cse4 .cse1 .cse6 .cse7 .cse3 .cse9) (and .cse4 .cse12 .cse10 .cse6 .cse8) (<= 600042 |old(~a23~0)|) (and .cse4 .cse0 .cse1 .cse6 .cse8) (and .cse12 .cse10 .cse2 .cse3) (and .cse14 (<= (+ ~a23~0 43) 0) .cse16 .cse6) (not (= |old(~a4~0)| 1)) (not .cse17) (and .cse16 .cse10 .cse6) (and .cse4 .cse12 .cse10 .cse6 .cse3) (and .cse0 .cse5 .cse2) (< |old(~a29~0)| 130) (< 130 |old(~a29~0)|)))) [2023-04-01 22:19:28,388 INFO L899 garLoopResultBuilder]: For program point L1052-1(line 1052) no Hoare annotation was computed. [2023-04-01 22:19:28,388 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2023-04-01 22:19:28,388 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 1038 1054) no Hoare annotation was computed. [2023-04-01 22:19:28,388 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse0 (= ~a25~0 12)) (.cse13 (= ~a25~0 13)) (.cse15 (= ~a3~0 1)) (.cse17 (= ~a8~0 15))) (let ((.cse11 (<= 307 ~a23~0)) (.cse7 (or (and .cse0 .cse15 .cse17) (and .cse13 .cse15 .cse17))) (.cse9 (<= 13 ~a25~0)) (.cse1 (<= ~a29~0 277)) (.cse8 (<= 160 ~a23~0)) (.cse14 (< ~a29~0 600298)) (.cse16 (<= ~a25~0 10)) (.cse4 (< ~a23~0 600042)) (.cse12 (<= ~a25~0 11)) (.cse10 (<= ~a29~0 599998)) (.cse6 (= ~a4~0 1)) (.cse3 (<= 130 ~a29~0)) (.cse5 (<= (+ ~a29~0 22) 0)) (.cse2 (<= ~a4~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse4 .cse10 .cse6 .cse7 .cse8 .cse3 .cse9) (< |old(~a23~0)| 312) (and .cse11 .cse10 .cse6 .cse3) (and .cse12 .cse5 .cse2) (and .cse13 .cse11 .cse1 .cse6) (and .cse4 .cse0 .cse5 .cse6) (and (not .cse13) .cse4 .cse14 .cse11 .cse6 .cse3) (not .cse15) (and .cse13 .cse4 .cse5 .cse2) (< 10 |old(~a25~0)|) (and .cse4 .cse1 .cse6 .cse7 .cse3 .cse9) (and .cse4 .cse12 .cse10 .cse6 .cse8) (<= 600042 |old(~a23~0)|) (and .cse4 .cse0 .cse1 .cse6 .cse8) (and .cse12 .cse10 .cse2 .cse3) (and .cse14 (<= (+ ~a23~0 43) 0) .cse16 .cse6) (not (= |old(~a4~0)| 1)) (not .cse17) (and .cse16 .cse10 .cse6) (and .cse4 .cse12 .cse10 .cse6 .cse3) (and .cse0 .cse5 .cse2) (< |old(~a29~0)| 130) (< 130 |old(~a29~0)|)))) [2023-04-01 22:19:28,388 INFO L899 garLoopResultBuilder]: For program point L1044-3(lines 1038 1054) no Hoare annotation was computed. [2023-04-01 22:19:28,388 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)|) (<= 600042 |old(~a23~0)|) (not (= |old(~a4~0)| 1)) (not (= ~a8~0 15)) (< |old(~a29~0)| 130) (< 130 |old(~a29~0)|)) [2023-04-01 22:19:28,388 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:19:28,388 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 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,389 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,391 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,391 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,391 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,392 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,393 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,394 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,395 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,396 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,397 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2023-04-01 22:19:28,398 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2023-04-01 22:19:28,399 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,400 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,401 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,401 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,401 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,401 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2023-04-01 22:19:28,401 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2023-04-01 22:19:28,401 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2023-04-01 22:19:28,401 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,401 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,401 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,401 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 163) no Hoare annotation was computed. [2023-04-01 22:19:28,401 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,402 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,403 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,403 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2023-04-01 22:19:28,403 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2023-04-01 22:19:28,403 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-04-01 22:19:28,403 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2023-04-01 22:19:28,403 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2023-04-01 22:19:28,403 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,403 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,403 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,403 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,403 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,404 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,404 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,404 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2023-04-01 22:19:28,404 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2023-04-01 22:19:28,404 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2023-04-01 22:19:28,404 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,404 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,404 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,404 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2023-04-01 22:19:28,404 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,405 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,406 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,406 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,406 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,406 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2023-04-01 22:19:28,406 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2023-04-01 22:19:28,406 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2023-04-01 22:19:28,406 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2023-04-01 22:19:28,406 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,406 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,406 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,407 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,407 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,407 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,407 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,407 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,407 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2023-04-01 22:19:28,408 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2023-04-01 22:19:28,408 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2023-04-01 22:19:28,409 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2023-04-01 22:19:28,409 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2023-04-01 22:19:28,409 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2023-04-01 22:19:28,409 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,409 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,409 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 32 1036) the Hoare annotation is: (let ((.cse7 (= ~a25~0 13)) (.cse26 (= 13 |old(~a25~0)|)) (.cse1 (not (= ~a3~0 1))) (.cse2 (not (= 12 |old(~a25~0)|))) (.cse6 (not (= ~a8~0 15))) (.cse29 (= ~a25~0 |old(~a25~0)|)) (.cse10 (= ~a4~0 |old(~a4~0)|)) (.cse28 (= ~a25~0 12)) (.cse8 (= ~a29~0 |old(~a29~0)|)) (.cse9 (= ~a23~0 |old(~a23~0)|)) (.cse27 (= ~a4~0 1))) (let ((.cse15 (< 10 |old(~a25~0)|)) (.cse4 (and .cse28 .cse8 .cse9 .cse27)) (.cse23 (<= 600298 |old(~a29~0)|)) (.cse21 (< |old(~a23~0)| 307)) (.cse3 (<= 600042 |old(~a23~0)|)) (.cse19 (and .cse8 .cse9 .cse29 .cse10)) (.cse17 (< 11 |old(~a25~0)|)) (.cse16 (and .cse8 .cse9 .cse27 .cse29)) (.cse25 (and .cse28 .cse8 .cse9 .cse10)) (.cse13 (< 0 |old(~a4~0)|)) (.cse22 (< 277 |old(~a29~0)|)) (.cse0 (< 0 (+ 22 |old(~a29~0)|))) (.cse11 (< |old(~a25~0)| 13)) (.cse12 (and (or (not .cse26) .cse1 .cse6) (or .cse1 .cse2 .cse6))) (.cse20 (and .cse7 .cse8 .cse9 .cse27)) (.cse14 (< 599998 |old(~a29~0)|)) (.cse24 (< |old(~a23~0)| 160)) (.cse5 (not (= |old(~a4~0)| 1))) (.cse18 (< |old(~a29~0)| 130))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (and .cse7 .cse8 .cse9 .cse10) .cse11 .cse12 .cse0 .cse3 .cse13) (or .cse14 .cse1 .cse15 .cse5 .cse6 .cse16) (or .cse17 .cse14 .cse1 .cse13 .cse6 .cse18 .cse19) (or .cse11 .cse12 .cse20 .cse21 .cse22 .cse5) (or .cse23 .cse1 .cse15 (< 0 (+ 43 |old(~a23~0)|)) .cse5 .cse6 .cse16) (or (< |old(~a23~0)| 312) .cse14 .cse1 .cse5 .cse6 .cse16 .cse18) (or .cse17 .cse14 .cse1 .cse3 .cse24 .cse5 .cse6 .cse16) (or .cse1 .cse2 .cse3 .cse4 .cse22 .cse24 .cse5 .cse6) (or .cse0 .cse25 .cse1 .cse2 .cse13 .cse6) (or .cse26 .cse23 .cse1 .cse21 .cse3 .cse5 .cse6 .cse16 .cse18) (or .cse11 .cse12 .cse20 .cse22 .cse5 .cse18) (or .cse17 .cse0 .cse1 .cse13 .cse6 .cse19) (or .cse17 .cse14 .cse1 .cse5 .cse6 .cse16 .cse18) (or .cse25 .cse1 .cse2 .cse13 .cse22 .cse6 .cse18) (or .cse11 .cse12 .cse20 .cse0 .cse24 .cse5) (or .cse11 .cse12 .cse20 .cse14 .cse24 .cse5 .cse18)))) [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2023-04-01 22:19:28,410 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,411 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,411 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,411 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,411 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,411 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,411 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,412 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2023-04-01 22:19:28,412 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:19:28,412 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,412 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,414 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2023-04-01 22:19:28,414 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2023-04-01 22:19:28,414 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2023-04-01 22:19:28,414 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2023-04-01 22:19:28,414 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:19:28,416 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (< ~a23~0 600042) (<= ~a25~0 10) (= ~a3~0 1) (= ~a4~0 1) (<= 312 ~a23~0) (= ~a8~0 15) (<= 130 ~a29~0) (<= ~a29~0 130)) [2023-04-01 22:19:28,416 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:19:28,416 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 22:19:28,419 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:19:28,423 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 22:19:28,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 10:19:28 BoogieIcfgContainer [2023-04-01 22:19:28,455 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 22:19:28,455 INFO L158 Benchmark]: Toolchain (without parser) took 48352.42ms. Allocated memory was 226.5MB in the beginning and 1.0GB in the end (delta: 805.3MB). Free memory was 173.6MB in the beginning and 936.7MB in the end (delta: -763.1MB). Peak memory consumption was 629.7MB. Max. memory is 8.0GB. [2023-04-01 22:19:28,455 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 188.7MB. Free memory is still 136.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 22:19:28,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 515.97ms. Allocated memory is still 226.5MB. Free memory was 173.2MB in the beginning and 128.1MB in the end (delta: 45.1MB). Peak memory consumption was 45.1MB. Max. memory is 8.0GB. [2023-04-01 22:19:28,456 INFO L158 Benchmark]: Boogie Preprocessor took 100.65ms. Allocated memory is still 226.5MB. Free memory was 128.1MB in the beginning and 120.7MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2023-04-01 22:19:28,457 INFO L158 Benchmark]: RCFGBuilder took 1283.38ms. Allocated memory is still 226.5MB. Free memory was 120.7MB in the beginning and 130.3MB in the end (delta: -9.5MB). Peak memory consumption was 31.9MB. Max. memory is 8.0GB. [2023-04-01 22:19:28,457 INFO L158 Benchmark]: TraceAbstraction took 46447.87ms. Allocated memory was 226.5MB in the beginning and 1.0GB in the end (delta: 805.3MB). Free memory was 129.8MB in the beginning and 936.7MB in the end (delta: -806.9MB). Peak memory consumption was 585.3MB. Max. memory is 8.0GB. [2023-04-01 22:19:28,458 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 188.7MB. Free memory is still 136.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 515.97ms. Allocated memory is still 226.5MB. Free memory was 173.2MB in the beginning and 128.1MB in the end (delta: 45.1MB). Peak memory consumption was 45.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 100.65ms. Allocated memory is still 226.5MB. Free memory was 128.1MB in the beginning and 120.7MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1283.38ms. Allocated memory is still 226.5MB. Free memory was 120.7MB in the beginning and 130.3MB in the end (delta: -9.5MB). Peak memory consumption was 31.9MB. Max. memory is 8.0GB. * TraceAbstraction took 46447.87ms. Allocated memory was 226.5MB in the beginning and 1.0GB in the end (delta: 805.3MB). Free memory was 129.8MB in the beginning and 936.7MB in the end (delta: -806.9MB). Peak memory consumption was 585.3MB. 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: 163]: 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: 46.4s, OverallIterations: 12, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 19.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16860 SdHoareTripleChecker+Valid, 14.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16857 mSDsluCounter, 2126 SdHoareTripleChecker+Invalid, 12.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 901 mSDsCounter, 4364 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15676 IncrementalHoareTripleChecker+Invalid, 20040 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4364 mSolverCounterUnsat, 1225 mSDtfsCounter, 15676 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3638 GetRequests, 3449 SyntacticMatches, 4 SemanticMatches, 185 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1901 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10237occurred in iteration=11, InterpolantAutomatonStates: 156, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 808 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 478 PreInvPairs, 780 NumberOfFragments, 1507 HoareAnnotationTreeSize, 478 FomulaSimplifications, 21605 FormulaSimplificationTreeSizeReduction, 5.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 18600 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 13.3s InterpolantComputationTime, 4797 NumberOfCodeBlocks, 4797 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 5914 ConstructedInterpolants, 0 QuantifiedInterpolants, 29320 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4231 ConjunctsInSsa, 72 ConjunctsInUnsatCore, 25 InterpolantComputations, 9 PerfectInterpolantSequences, 3246/3556 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) || (((((a23 < 600042 && a29 + 22 <= 0) && a4 == 1) && (((a25 == 12 && a3 == 1) && a8 == 15) || ((a25 == 13 && a3 == 1) && a8 == 15))) && 160 <= a23) && 13 <= a25)) || ((((((a23 < 600042 && a29 <= 599998) && a4 == 1) && (((a25 == 12 && a3 == 1) && a8 == 15) || ((a25 == 13 && a3 == 1) && a8 == 15))) && 160 <= a23) && 130 <= a29) && 13 <= a25)) || \old(a23) < 312) || (((307 <= a23 && a29 <= 599998) && a4 == 1) && 130 <= a29)) || ((a25 <= 11 && a29 + 22 <= 0) && a4 <= 0)) || (((a25 == 13 && 307 <= a23) && a29 <= 277) && a4 == 1)) || (((a23 < 600042 && a25 == 12) && a29 + 22 <= 0) && a4 == 1)) || (((((!(a25 == 13) && a23 < 600042) && a29 < 600298) && 307 <= a23) && a4 == 1) && 130 <= a29)) || !(a3 == 1)) || (((a25 == 13 && a23 < 600042) && a29 + 22 <= 0) && a4 <= 0)) || 10 < \old(a25)) || (((((a23 < 600042 && a29 <= 277) && a4 == 1) && (((a25 == 12 && a3 == 1) && a8 == 15) || ((a25 == 13 && a3 == 1) && a8 == 15))) && 130 <= a29) && 13 <= a25)) || ((((a23 < 600042 && a25 <= 11) && a29 <= 599998) && a4 == 1) && 160 <= a23)) || 600042 <= \old(a23)) || ((((a23 < 600042 && a25 == 12) && a29 <= 277) && a4 == 1) && 160 <= a23)) || (((a25 <= 11 && a29 <= 599998) && a4 <= 0) && 130 <= a29)) || (((a29 < 600298 && a23 + 43 <= 0) && a25 <= 10) && a4 == 1)) || !(\old(a4) == 1)) || !(a8 == 15)) || ((a25 <= 10 && a29 <= 599998) && a4 == 1)) || ((((a23 < 600042 && a25 <= 11) && a29 <= 599998) && a4 == 1) && 130 <= a29)) || ((a25 == 12 && a29 + 22 <= 0) && a4 <= 0)) || \old(a29) < 130) || 130 < \old(a29) RESULT: Ultimate proved your program to be correct! [2023-04-01 22:19:28,480 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...