/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/Problem15_label56.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 23:07:13,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 23:07:13,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 23:07:13,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 23:07:13,807 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 23:07:13,843 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 23:07:13,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 23:07:13,844 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 23:07:13,844 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 23:07:13,845 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 23:07:13,845 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 23:07:13,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 23:07:13,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 23:07:13,846 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 23:07:13,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 23:07:13,846 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 23:07:13,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 23:07:13,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 23:07:13,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 23:07:13,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 23:07:13,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 23:07:13,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 23:07:13,847 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 23:07:13,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 23:07:13,847 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 23:07:13,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 23:07:13,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 23:07:13,847 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 23:07:13,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 23:07:13,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 23:07:13,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 23:07:13,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 23:07:13,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 23:07:13,848 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 23:07:13,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 23:07:13,848 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 23:07:13,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 23:07:13,849 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 23:07:13,849 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 23:07:13,849 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 23:07:13,849 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 23:07:13,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 23:07:14,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 23:07:14,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 23:07:14,008 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 23:07:14,008 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 23:07:14,009 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2023-04-01 23:07:14,971 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 23:07:15,255 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 23:07:15,256 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label56.c [2023-04-01 23:07:15,269 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dda724945/0659283c1b7a4abb8890a2a23433b697/FLAG66af0cd95 [2023-04-01 23:07:15,282 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dda724945/0659283c1b7a4abb8890a2a23433b697 [2023-04-01 23:07:15,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 23:07:15,285 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 23:07:15,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 23:07:15,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 23:07:15,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 23:07:15,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 11:07:15" (1/1) ... [2023-04-01 23:07:15,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0c7e08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15, skipping insertion in model container [2023-04-01 23:07:15,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 11:07:15" (1/1) ... [2023-04-01 23:07:15,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 23:07:15,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 23:07:15,483 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/Problem15_label56.c[4182,4195] [2023-04-01 23:07:15,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 23:07:15,795 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 23:07:15,811 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/Problem15_label56.c[4182,4195] [2023-04-01 23:07:15,955 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 23:07:15,966 INFO L208 MainTranslator]: Completed translation [2023-04-01 23:07:15,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15 WrapperNode [2023-04-01 23:07:15,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 23:07:15,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 23:07:15,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 23:07:15,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 23:07:15,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15" (1/1) ... [2023-04-01 23:07:15,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15" (1/1) ... [2023-04-01 23:07:16,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15" (1/1) ... [2023-04-01 23:07:16,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15" (1/1) ... [2023-04-01 23:07:16,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15" (1/1) ... [2023-04-01 23:07:16,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15" (1/1) ... [2023-04-01 23:07:16,082 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15" (1/1) ... [2023-04-01 23:07:16,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15" (1/1) ... [2023-04-01 23:07:16,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 23:07:16,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 23:07:16,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 23:07:16,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 23:07:16,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15" (1/1) ... [2023-04-01 23:07:16,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 23:07:16,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:07:16,145 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 23:07:16,165 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 23:07:16,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 23:07:16,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 23:07:16,177 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 23:07:16,177 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 23:07:16,177 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2023-04-01 23:07:16,177 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 23:07:16,177 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 23:07:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2023-04-01 23:07:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 23:07:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 23:07:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 23:07:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 23:07:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 23:07:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 23:07:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 23:07:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 23:07:16,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 23:07:16,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 23:07:16,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 23:07:16,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 23:07:16,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 23:07:16,254 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 23:07:16,256 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 23:07:17,835 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 23:07:17,848 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 23:07:17,848 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 23:07:17,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 11:07:17 BoogieIcfgContainer [2023-04-01 23:07:17,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 23:07:17,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 23:07:17,852 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 23:07:17,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 23:07:17,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 11:07:15" (1/3) ... [2023-04-01 23:07:17,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@647ac37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 11:07:17, skipping insertion in model container [2023-04-01 23:07:17,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 11:07:15" (2/3) ... [2023-04-01 23:07:17,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@647ac37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 11:07:17, skipping insertion in model container [2023-04-01 23:07:17,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 11:07:17" (3/3) ... [2023-04-01 23:07:17,855 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label56.c [2023-04-01 23:07:17,865 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 23:07:17,865 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 23:07:17,909 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 23:07:17,914 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;@39e47872, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 23:07:17,914 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 23:07:17,918 INFO L276 IsEmpty]: Start isEmpty. Operand has 437 states, 427 states have (on average 1.7681498829039812) internal successors, (755), 428 states have internal predecessors, (755), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-04-01 23:07:17,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-04-01 23:07:17,924 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:07:17,924 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] [2023-04-01 23:07:17,924 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:07:17,927 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:07:17,927 INFO L85 PathProgramCache]: Analyzing trace with hash 173339306, now seen corresponding path program 1 times [2023-04-01 23:07:17,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:07:17,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571307005] [2023-04-01 23:07:17,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:17,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:07:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:18,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:07:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:18,193 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 23:07:18,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:07:18,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571307005] [2023-04-01 23:07:18,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571307005] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:07:18,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 23:07:18,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 23:07:18,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406740277] [2023-04-01 23:07:18,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:07:18,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 23:07:18,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:07:18,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 23:07:18,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-01 23:07:18,216 INFO L87 Difference]: Start difference. First operand has 437 states, 427 states have (on average 1.7681498829039812) internal successors, (755), 428 states have internal predecessors, (755), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 23:07:20,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:07:20,628 INFO L93 Difference]: Finished difference Result 1203 states and 2166 transitions. [2023-04-01 23:07:20,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 23:07:20,630 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 39 [2023-04-01 23:07:20,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:07:20,639 INFO L225 Difference]: With dead ends: 1203 [2023-04-01 23:07:20,640 INFO L226 Difference]: Without dead ends: 702 [2023-04-01 23:07:20,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:07:20,648 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 1038 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 1534 mSolverCounterSat, 357 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1038 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 1891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 357 IncrementalHoareTripleChecker+Valid, 1534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-04-01 23:07:20,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1038 Valid, 85 Invalid, 1891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [357 Valid, 1534 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-04-01 23:07:20,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2023-04-01 23:07:20,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 696. [2023-04-01 23:07:20,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 696 states, 680 states have (on average 1.4676470588235293) internal successors, (998), 682 states have internal predecessors, (998), 6 states have call successors, (6), 6 states have call predecessors, (6), 9 states have return successors, (11), 7 states have call predecessors, (11), 5 states have call successors, (11) [2023-04-01 23:07:20,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 696 states and 1015 transitions. [2023-04-01 23:07:20,716 INFO L78 Accepts]: Start accepts. Automaton has 696 states and 1015 transitions. Word has length 39 [2023-04-01 23:07:20,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:07:20,716 INFO L495 AbstractCegarLoop]: Abstraction has 696 states and 1015 transitions. [2023-04-01 23:07:20,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 states have internal predecessors, (35), 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 23:07:20,717 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1015 transitions. [2023-04-01 23:07:20,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-04-01 23:07:20,719 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:07:20,720 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:07:20,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 23:07:20,720 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:07:20,720 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:07:20,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1522528629, now seen corresponding path program 1 times [2023-04-01 23:07:20,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:07:20,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308315929] [2023-04-01 23:07:20,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:20,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:07:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:20,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:07:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:21,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:07:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:21,208 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 23:07:21,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:07:21,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308315929] [2023-04-01 23:07:21,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308315929] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:07:21,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 23:07:21,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 23:07:21,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778167969] [2023-04-01 23:07:21,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:07:21,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 23:07:21,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:07:21,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 23:07:21,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 23:07:21,211 INFO L87 Difference]: Start difference. First operand 696 states and 1015 transitions. Second operand has 7 states, 6 states have (on average 18.666666666666668) internal successors, (112), 4 states have internal predecessors, (112), 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 23:07:24,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:07:24,715 INFO L93 Difference]: Finished difference Result 2072 states and 3048 transitions. [2023-04-01 23:07:24,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 23:07:24,716 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 18.666666666666668) internal successors, (112), 4 states have internal predecessors, (112), 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 118 [2023-04-01 23:07:24,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:07:24,721 INFO L225 Difference]: With dead ends: 2072 [2023-04-01 23:07:24,721 INFO L226 Difference]: Without dead ends: 1382 [2023-04-01 23:07:24,722 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 23:07:24,723 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 1016 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 3207 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 3462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 3207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-04-01 23:07:24,723 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1016 Valid, 241 Invalid, 3462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 3207 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-04-01 23:07:24,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1382 states. [2023-04-01 23:07:24,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1382 to 1359. [2023-04-01 23:07:24,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1359 states, 1323 states have (on average 1.3862433862433863) internal successors, (1834), 1334 states have internal predecessors, (1834), 10 states have call successors, (10), 10 states have call predecessors, (10), 25 states have return successors, (45), 14 states have call predecessors, (45), 9 states have call successors, (45) [2023-04-01 23:07:24,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1359 states and 1889 transitions. [2023-04-01 23:07:24,782 INFO L78 Accepts]: Start accepts. Automaton has 1359 states and 1889 transitions. Word has length 118 [2023-04-01 23:07:24,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:07:24,784 INFO L495 AbstractCegarLoop]: Abstraction has 1359 states and 1889 transitions. [2023-04-01 23:07:24,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 18.666666666666668) internal successors, (112), 4 states have internal predecessors, (112), 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 23:07:24,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1889 transitions. [2023-04-01 23:07:24,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-04-01 23:07:24,794 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:07:24,794 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:07:24,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 23:07:24,794 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:07:24,795 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:07:24,795 INFO L85 PathProgramCache]: Analyzing trace with hash -2085830275, now seen corresponding path program 1 times [2023-04-01 23:07:24,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:07:24,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692637200] [2023-04-01 23:07:24,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:24,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:07:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:24,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:07:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:24,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:07:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:25,084 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 23:07:25,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:07:25,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692637200] [2023-04-01 23:07:25,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692637200] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:07:25,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 23:07:25,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 23:07:25,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993323191] [2023-04-01 23:07:25,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:07:25,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 23:07:25,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:07:25,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 23:07:25,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 23:07:25,088 INFO L87 Difference]: Start difference. First operand 1359 states and 1889 transitions. Second operand has 7 states, 6 states have (on average 19.333333333333332) internal successors, (116), 4 states have internal predecessors, (116), 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 23:07:27,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:07:27,932 INFO L93 Difference]: Finished difference Result 4068 states and 5764 transitions. [2023-04-01 23:07:27,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 23:07:27,933 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 19.333333333333332) internal successors, (116), 4 states have internal predecessors, (116), 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 122 [2023-04-01 23:07:27,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:07:27,940 INFO L225 Difference]: With dead ends: 4068 [2023-04-01 23:07:27,940 INFO L226 Difference]: Without dead ends: 2715 [2023-04-01 23:07:27,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 23:07:27,943 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 1274 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 2060 mSolverCounterSat, 506 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1274 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 2566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 506 IncrementalHoareTripleChecker+Valid, 2060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-04-01 23:07:27,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1274 Valid, 169 Invalid, 2566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [506 Valid, 2060 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-04-01 23:07:27,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2715 states. [2023-04-01 23:07:27,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2715 to 2338. [2023-04-01 23:07:27,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2338 states, 2265 states have (on average 1.2710816777041942) internal successors, (2879), 2298 states have internal predecessors, (2879), 16 states have call successors, (16), 16 states have call predecessors, (16), 56 states have return successors, (109), 23 states have call predecessors, (109), 15 states have call successors, (109) [2023-04-01 23:07:27,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 2338 states and 3004 transitions. [2023-04-01 23:07:27,987 INFO L78 Accepts]: Start accepts. Automaton has 2338 states and 3004 transitions. Word has length 122 [2023-04-01 23:07:27,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:07:27,988 INFO L495 AbstractCegarLoop]: Abstraction has 2338 states and 3004 transitions. [2023-04-01 23:07:27,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 19.333333333333332) internal successors, (116), 4 states have internal predecessors, (116), 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 23:07:27,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 3004 transitions. [2023-04-01 23:07:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-04-01 23:07:27,990 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:07:27,991 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:07:27,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 23:07:27,991 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:07:27,991 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:07:27,991 INFO L85 PathProgramCache]: Analyzing trace with hash -383161292, now seen corresponding path program 1 times [2023-04-01 23:07:27,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:07:27,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785436018] [2023-04-01 23:07:27,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:27,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:07:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:28,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:07:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:28,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:07:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:28,260 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 23:07:28,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:07:28,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785436018] [2023-04-01 23:07:28,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785436018] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:07:28,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106547599] [2023-04-01 23:07:28,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:28,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:07:28,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:07:28,263 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 23:07:28,301 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 23:07:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:28,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:07:28,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:07:28,549 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 23:07:28,549 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:07:28,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1106547599] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:07:28,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:07:28,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 23:07:28,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970044633] [2023-04-01 23:07:28,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:07:28,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:07:28,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:07:28,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:07:28,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 23:07:28,551 INFO L87 Difference]: Start difference. First operand 2338 states and 3004 transitions. Second operand has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 3 states have internal predecessors, (233), 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 23:07:29,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:07:29,767 INFO L93 Difference]: Finished difference Result 5922 states and 7869 transitions. [2023-04-01 23:07:29,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:07:29,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 3 states have internal predecessors, (233), 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 239 [2023-04-01 23:07:29,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:07:29,779 INFO L225 Difference]: With dead ends: 5922 [2023-04-01 23:07:29,779 INFO L226 Difference]: Without dead ends: 3590 [2023-04-01 23:07:29,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 243 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 23:07:29,789 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 344 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 831 mSolverCounterSat, 362 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 1193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 362 IncrementalHoareTripleChecker+Valid, 831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 23:07:29,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [344 Valid, 222 Invalid, 1193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [362 Valid, 831 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 23:07:29,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3590 states. [2023-04-01 23:07:29,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3590 to 3587. [2023-04-01 23:07:29,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3587 states, 3489 states have (on average 1.2593866437374606) internal successors, (4394), 3530 states have internal predecessors, (4394), 24 states have call successors, (24), 24 states have call predecessors, (24), 73 states have return successors, (220), 32 states have call predecessors, (220), 23 states have call successors, (220) [2023-04-01 23:07:29,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 3587 states and 4638 transitions. [2023-04-01 23:07:29,852 INFO L78 Accepts]: Start accepts. Automaton has 3587 states and 4638 transitions. Word has length 239 [2023-04-01 23:07:29,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:07:29,853 INFO L495 AbstractCegarLoop]: Abstraction has 3587 states and 4638 transitions. [2023-04-01 23:07:29,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 3 states have internal predecessors, (233), 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 23:07:29,853 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 4638 transitions. [2023-04-01 23:07:29,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2023-04-01 23:07:29,857 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:07:29,857 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-04-01 23:07:29,865 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 23:07:30,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:07:30,065 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:07:30,066 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:07:30,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1816524265, now seen corresponding path program 1 times [2023-04-01 23:07:30,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:07:30,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799989286] [2023-04-01 23:07:30,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:30,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:07:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:30,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:07:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:30,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:07:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:30,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-04-01 23:07:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:30,759 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-04-01 23:07:30,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:07:30,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799989286] [2023-04-01 23:07:30,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799989286] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:07:30,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [462604091] [2023-04-01 23:07:30,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:30,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:07:30,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:07:30,760 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 23:07:30,788 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 23:07:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:30,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 10 conjunts are in the unsatisfiable core [2023-04-01 23:07:30,905 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:07:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-04-01 23:07:31,367 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 23:07:32,237 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-04-01 23:07:32,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [462604091] provided 1 perfect and 1 imperfect interpolant sequences [2023-04-01 23:07:32,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-04-01 23:07:32,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 4] total 9 [2023-04-01 23:07:32,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046017480] [2023-04-01 23:07:32,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:07:32,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 23:07:32,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:07:32,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 23:07:32,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-04-01 23:07:32,241 INFO L87 Difference]: Start difference. First operand 3587 states and 4638 transitions. Second operand has 4 states, 4 states have (on average 58.0) internal successors, (232), 3 states have internal predecessors, (232), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 23:07:33,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:07:33,681 INFO L93 Difference]: Finished difference Result 9674 states and 12622 transitions. [2023-04-01 23:07:33,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-01 23:07:33,681 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 58.0) internal successors, (232), 3 states have internal predecessors, (232), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 407 [2023-04-01 23:07:33,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:07:33,698 INFO L225 Difference]: With dead ends: 9674 [2023-04-01 23:07:33,698 INFO L226 Difference]: Without dead ends: 6093 [2023-04-01 23:07:33,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 825 GetRequests, 818 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-04-01 23:07:33,705 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 507 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 1201 mSolverCounterSat, 308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 1509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 308 IncrementalHoareTripleChecker+Valid, 1201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-04-01 23:07:33,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [507 Valid, 165 Invalid, 1509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [308 Valid, 1201 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-04-01 23:07:33,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6093 states. [2023-04-01 23:07:33,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6093 to 5152. [2023-04-01 23:07:33,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5152 states, 5020 states have (on average 1.2197211155378487) internal successors, (6123), 5075 states have internal predecessors, (6123), 34 states have call successors, (34), 34 states have call predecessors, (34), 97 states have return successors, (336), 42 states have call predecessors, (336), 33 states have call successors, (336) [2023-04-01 23:07:33,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5152 states to 5152 states and 6493 transitions. [2023-04-01 23:07:33,790 INFO L78 Accepts]: Start accepts. Automaton has 5152 states and 6493 transitions. Word has length 407 [2023-04-01 23:07:33,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:07:33,790 INFO L495 AbstractCegarLoop]: Abstraction has 5152 states and 6493 transitions. [2023-04-01 23:07:33,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 58.0) internal successors, (232), 3 states have internal predecessors, (232), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 23:07:33,791 INFO L276 IsEmpty]: Start isEmpty. Operand 5152 states and 6493 transitions. [2023-04-01 23:07:33,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2023-04-01 23:07:33,795 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:07:33,795 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:07:33,801 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 23:07:34,000 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 23:07:34,001 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:07:34,002 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:07:34,002 INFO L85 PathProgramCache]: Analyzing trace with hash -2063549498, now seen corresponding path program 1 times [2023-04-01 23:07:34,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:07:34,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060810256] [2023-04-01 23:07:34,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:34,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:07:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:34,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:07:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:34,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:07:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:34,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-04-01 23:07:34,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:34,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2023-04-01 23:07:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:34,383 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 253 proven. 2 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-04-01 23:07:34,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:07:34,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060810256] [2023-04-01 23:07:34,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060810256] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:07:34,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [237353338] [2023-04-01 23:07:34,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:34,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:07:34,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:07:34,390 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 23:07:34,441 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 23:07:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:34,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:07:34,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:07:34,666 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 255 proven. 2 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-04-01 23:07:34,667 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 23:07:34,886 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 255 proven. 2 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-04-01 23:07:34,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [237353338] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 23:07:34,886 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 23:07:34,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 12 [2023-04-01 23:07:34,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981320921] [2023-04-01 23:07:34,887 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 23:07:34,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-01 23:07:34,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:07:34,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-01 23:07:34,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 23:07:34,889 INFO L87 Difference]: Start difference. First operand 5152 states and 6493 transitions. Second operand has 12 states, 12 states have (on average 39.333333333333336) internal successors, (472), 10 states have internal predecessors, (472), 5 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (8), 5 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-01 23:07:39,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:07:39,691 INFO L93 Difference]: Finished difference Result 13029 states and 17350 transitions. [2023-04-01 23:07:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-04-01 23:07:39,691 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 39.333333333333336) internal successors, (472), 10 states have internal predecessors, (472), 5 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (8), 5 states have call predecessors, (8), 4 states have call successors, (8) Word has length 429 [2023-04-01 23:07:39,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:07:39,720 INFO L225 Difference]: With dead ends: 13029 [2023-04-01 23:07:39,720 INFO L226 Difference]: Without dead ends: 7883 [2023-04-01 23:07:39,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 898 GetRequests, 873 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=183, Invalid=467, Unknown=0, NotChecked=0, Total=650 [2023-04-01 23:07:39,733 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 2101 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 6888 mSolverCounterSat, 644 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2103 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 7532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 644 IncrementalHoareTripleChecker+Valid, 6888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-04-01 23:07:39,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2103 Valid, 387 Invalid, 7532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [644 Valid, 6888 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-04-01 23:07:39,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7883 states. [2023-04-01 23:07:39,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7883 to 7818. [2023-04-01 23:07:39,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7818 states, 7580 states have (on average 1.1391820580474934) internal successors, (8635), 7680 states have internal predecessors, (8635), 72 states have call successors, (72), 50 states have call predecessors, (72), 165 states have return successors, (851), 87 states have call predecessors, (851), 71 states have call successors, (851) [2023-04-01 23:07:40,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7818 states to 7818 states and 9558 transitions. [2023-04-01 23:07:40,001 INFO L78 Accepts]: Start accepts. Automaton has 7818 states and 9558 transitions. Word has length 429 [2023-04-01 23:07:40,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:07:40,002 INFO L495 AbstractCegarLoop]: Abstraction has 7818 states and 9558 transitions. [2023-04-01 23:07:40,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 39.333333333333336) internal successors, (472), 10 states have internal predecessors, (472), 5 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (8), 5 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-01 23:07:40,002 INFO L276 IsEmpty]: Start isEmpty. Operand 7818 states and 9558 transitions. [2023-04-01 23:07:40,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2023-04-01 23:07:40,009 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:07:40,009 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:07:40,031 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 23:07:40,215 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 23:07:40,215 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:07:40,216 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:07:40,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1718340959, now seen corresponding path program 1 times [2023-04-01 23:07:40,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:07:40,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463089017] [2023-04-01 23:07:40,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:40,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:07:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:40,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:07:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:40,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:07:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:40,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-04-01 23:07:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:40,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2023-04-01 23:07:40,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:40,579 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 99 proven. 3 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-04-01 23:07:40,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:07:40,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463089017] [2023-04-01 23:07:40,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463089017] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:07:40,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883580907] [2023-04-01 23:07:40,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:40,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:07:40,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:07:40,594 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 23:07:40,595 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 23:07:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:40,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:07:40,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:07:40,767 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-04-01 23:07:40,767 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:07:40,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1883580907] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:07:40,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:07:40,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-04-01 23:07:40,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075795738] [2023-04-01 23:07:40,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:07:40,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:07:40,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:07:40,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:07:40,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:07:40,769 INFO L87 Difference]: Start difference. First operand 7818 states and 9558 transitions. Second operand has 3 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 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 23:07:42,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:07:42,141 INFO L93 Difference]: Finished difference Result 17815 states and 22168 transitions. [2023-04-01 23:07:42,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:07:42,143 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 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 444 [2023-04-01 23:07:42,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:07:42,174 INFO L225 Difference]: With dead ends: 17815 [2023-04-01 23:07:42,175 INFO L226 Difference]: Without dead ends: 10007 [2023-04-01 23:07:42,188 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 456 GetRequests, 451 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 23:07:42,188 INFO L413 NwaCegarLoop]: 452 mSDtfsCounter, 391 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 1082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 23:07:42,189 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 486 Invalid, 1082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 23:07:42,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10007 states. [2023-04-01 23:07:42,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10007 to 10007. [2023-04-01 23:07:42,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10007 states, 9728 states have (on average 1.136204769736842) internal successors, (11053), 9834 states have internal predecessors, (11053), 92 states have call successors, (92), 64 states have call predecessors, (92), 186 states have return successors, (1164), 108 states have call predecessors, (1164), 91 states have call successors, (1164) [2023-04-01 23:07:42,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10007 states to 10007 states and 12309 transitions. [2023-04-01 23:07:42,372 INFO L78 Accepts]: Start accepts. Automaton has 10007 states and 12309 transitions. Word has length 444 [2023-04-01 23:07:42,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:07:42,372 INFO L495 AbstractCegarLoop]: Abstraction has 10007 states and 12309 transitions. [2023-04-01 23:07:42,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 79.66666666666667) internal successors, (239), 3 states have internal predecessors, (239), 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 23:07:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 10007 states and 12309 transitions. [2023-04-01 23:07:42,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2023-04-01 23:07:42,377 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:07:42,378 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:07:42,397 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-04-01 23:07:42,583 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 23:07:42,583 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:07:42,584 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:07:42,584 INFO L85 PathProgramCache]: Analyzing trace with hash -823882583, now seen corresponding path program 1 times [2023-04-01 23:07:42,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:07:42,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000388565] [2023-04-01 23:07:42,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:42,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:07:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:42,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:07:42,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:42,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:07:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:42,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-04-01 23:07:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:43,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2023-04-01 23:07:43,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:43,087 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 221 proven. 82 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2023-04-01 23:07:43,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:07:43,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000388565] [2023-04-01 23:07:43,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000388565] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:07:43,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1144606256] [2023-04-01 23:07:43,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:43,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:07:43,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:07:43,094 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 23:07:43,159 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 23:07:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:43,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:07:43,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:07:43,388 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-04-01 23:07:43,389 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 23:07:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-04-01 23:07:43,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1144606256] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 23:07:43,596 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 23:07:43,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2023-04-01 23:07:43,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676713177] [2023-04-01 23:07:43,596 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 23:07:43,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-01 23:07:43,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:07:43,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-01 23:07:43,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2023-04-01 23:07:43,598 INFO L87 Difference]: Start difference. First operand 10007 states and 12309 transitions. Second operand has 11 states, 11 states have (on average 47.72727272727273) internal successors, (525), 9 states have internal predecessors, (525), 4 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 23:07:48,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:07:48,293 INFO L93 Difference]: Finished difference Result 28643 states and 37230 transitions. [2023-04-01 23:07:48,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-04-01 23:07:48,293 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 47.72727272727273) internal successors, (525), 9 states have internal predecessors, (525), 4 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 448 [2023-04-01 23:07:48,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:07:48,360 INFO L225 Difference]: With dead ends: 28643 [2023-04-01 23:07:48,360 INFO L226 Difference]: Without dead ends: 18646 [2023-04-01 23:07:48,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 931 GetRequests, 909 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=127, Invalid=379, Unknown=0, NotChecked=0, Total=506 [2023-04-01 23:07:48,387 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 2853 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 4281 mSolverCounterSat, 1195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2854 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 5476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1195 IncrementalHoareTripleChecker+Valid, 4281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-04-01 23:07:48,388 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2854 Valid, 361 Invalid, 5476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1195 Valid, 4281 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2023-04-01 23:07:48,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18646 states. [2023-04-01 23:07:48,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18646 to 18551. [2023-04-01 23:07:48,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18551 states, 17953 states have (on average 1.125717150336991) internal successors, (20210), 18237 states have internal predecessors, (20210), 169 states have call successors, (169), 116 states have call predecessors, (169), 428 states have return successors, (2903), 197 states have call predecessors, (2903), 168 states have call successors, (2903) [2023-04-01 23:07:48,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18551 states to 18551 states and 23282 transitions. [2023-04-01 23:07:48,758 INFO L78 Accepts]: Start accepts. Automaton has 18551 states and 23282 transitions. Word has length 448 [2023-04-01 23:07:48,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:07:48,758 INFO L495 AbstractCegarLoop]: Abstraction has 18551 states and 23282 transitions. [2023-04-01 23:07:48,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 47.72727272727273) internal successors, (525), 9 states have internal predecessors, (525), 4 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 23:07:48,759 INFO L276 IsEmpty]: Start isEmpty. Operand 18551 states and 23282 transitions. [2023-04-01 23:07:48,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2023-04-01 23:07:48,765 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:07:48,765 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:07:48,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-04-01 23:07:48,971 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 23:07:48,971 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:07:48,971 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:07:48,971 INFO L85 PathProgramCache]: Analyzing trace with hash 168209184, now seen corresponding path program 1 times [2023-04-01 23:07:48,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:07:48,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028177107] [2023-04-01 23:07:48,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:48,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:07:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:49,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:07:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:49,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:07:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:49,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-04-01 23:07:49,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:49,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2023-04-01 23:07:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:49,393 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 99 proven. 3 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2023-04-01 23:07:49,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:07:49,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028177107] [2023-04-01 23:07:49,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028177107] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:07:49,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1991039720] [2023-04-01 23:07:49,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:49,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:07:49,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:07:49,410 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 23:07:49,412 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 23:07:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:49,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:07:49,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:07:49,585 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2023-04-01 23:07:49,585 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:07:49,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1991039720] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:07:49,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:07:49,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 23:07:49,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553939780] [2023-04-01 23:07:49,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:07:49,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:07:49,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:07:49,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:07:49,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 23:07:49,587 INFO L87 Difference]: Start difference. First operand 18551 states and 23282 transitions. Second operand has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 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 23:07:51,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:07:51,157 INFO L93 Difference]: Finished difference Result 40241 states and 51441 transitions. [2023-04-01 23:07:51,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:07:51,158 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 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 451 [2023-04-01 23:07:51,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:07:51,207 INFO L225 Difference]: With dead ends: 40241 [2023-04-01 23:07:51,207 INFO L226 Difference]: Without dead ends: 21700 [2023-04-01 23:07:51,230 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 463 GetRequests, 459 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 23:07:51,231 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 355 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 836 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 1129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 836 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 23:07:51,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [355 Valid, 209 Invalid, 1129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 836 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 23:07:51,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21700 states. [2023-04-01 23:07:51,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21700 to 20767. [2023-04-01 23:07:51,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20767 states, 20116 states have (on average 1.1243288924239412) internal successors, (22617), 20418 states have internal predecessors, (22617), 190 states have call successors, (190), 130 states have call predecessors, (190), 460 states have return successors, (3471), 218 states have call predecessors, (3471), 189 states have call successors, (3471) [2023-04-01 23:07:51,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20767 states to 20767 states and 26278 transitions. [2023-04-01 23:07:51,598 INFO L78 Accepts]: Start accepts. Automaton has 20767 states and 26278 transitions. Word has length 451 [2023-04-01 23:07:51,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:07:51,598 INFO L495 AbstractCegarLoop]: Abstraction has 20767 states and 26278 transitions. [2023-04-01 23:07:51,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 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 23:07:51,598 INFO L276 IsEmpty]: Start isEmpty. Operand 20767 states and 26278 transitions. [2023-04-01 23:07:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2023-04-01 23:07:51,610 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:07:51,610 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 23:07:51,629 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 23:07:51,816 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 23:07:51,816 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:07:51,817 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:07:51,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1923941083, now seen corresponding path program 1 times [2023-04-01 23:07:51,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:07:51,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726493071] [2023-04-01 23:07:51,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:51,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:07:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:52,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:07:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:52,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:07:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:53,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2023-04-01 23:07:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:53,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2023-04-01 23:07:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:53,416 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 226 proven. 37 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2023-04-01 23:07:53,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:07:53,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726493071] [2023-04-01 23:07:53,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726493071] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:07:53,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1394968776] [2023-04-01 23:07:53,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:53,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:07:53,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:07:53,425 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 23:07:53,427 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 23:07:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:53,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 11 conjunts are in the unsatisfiable core [2023-04-01 23:07:53,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:07:54,169 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-04-01 23:07:54,169 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:07:54,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1394968776] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:07:54,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:07:54,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2023-04-01 23:07:54,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777056786] [2023-04-01 23:07:54,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:07:54,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 23:07:54,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:07:54,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 23:07:54,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-04-01 23:07:54,171 INFO L87 Difference]: Start difference. First operand 20767 states and 26278 transitions. Second operand has 5 states, 5 states have (on average 80.6) internal successors, (403), 4 states have internal predecessors, (403), 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 23:07:56,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:07:56,231 INFO L93 Difference]: Finished difference Result 42331 states and 52051 transitions. [2023-04-01 23:07:56,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-01 23:07:56,233 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 80.6) internal successors, (403), 4 states have internal predecessors, (403), 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 524 [2023-04-01 23:07:56,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:07:56,268 INFO L225 Difference]: With dead ends: 42331 [2023-04-01 23:07:56,268 INFO L226 Difference]: Without dead ends: 21574 [2023-04-01 23:07:56,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 542 GetRequests, 529 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2023-04-01 23:07:56,286 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 644 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 1734 mSolverCounterSat, 354 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 2088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 354 IncrementalHoareTripleChecker+Valid, 1734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-04-01 23:07:56,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [644 Valid, 164 Invalid, 2088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [354 Valid, 1734 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-04-01 23:07:56,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21574 states. [2023-04-01 23:07:56,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21574 to 20621. [2023-04-01 23:07:56,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20621 states, 19984 states have (on average 1.122748198558847) internal successors, (22437), 20330 states have internal predecessors, (22437), 130 states have call successors, (130), 130 states have call predecessors, (130), 506 states have return successors, (2059), 160 states have call predecessors, (2059), 129 states have call successors, (2059) [2023-04-01 23:07:56,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20621 states to 20621 states and 24626 transitions. [2023-04-01 23:07:56,552 INFO L78 Accepts]: Start accepts. Automaton has 20621 states and 24626 transitions. Word has length 524 [2023-04-01 23:07:56,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:07:56,553 INFO L495 AbstractCegarLoop]: Abstraction has 20621 states and 24626 transitions. [2023-04-01 23:07:56,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 80.6) internal successors, (403), 4 states have internal predecessors, (403), 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 23:07:56,553 INFO L276 IsEmpty]: Start isEmpty. Operand 20621 states and 24626 transitions. [2023-04-01 23:07:56,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2023-04-01 23:07:56,561 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:07:56,562 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-04-01 23:07:56,571 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 23:07:56,771 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 23:07:56,771 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:07:56,772 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:07:56,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1615395612, now seen corresponding path program 1 times [2023-04-01 23:07:56,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:07:56,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8419797] [2023-04-01 23:07:56,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:56,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:07:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:57,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:07:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:57,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:07:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:57,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:07:57,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:57,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-04-01 23:07:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:57,328 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 299 proven. 82 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2023-04-01 23:07:57,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:07:57,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8419797] [2023-04-01 23:07:57,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8419797] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:07:57,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1199504061] [2023-04-01 23:07:57,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:07:57,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:07:57,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:07:57,345 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 23:07:57,409 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 23:07:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:07:57,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 847 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:07:57,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:07:57,822 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 429 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-04-01 23:07:57,822 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 23:07:58,321 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 300 proven. 83 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-04-01 23:07:58,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1199504061] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 23:07:58,321 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 23:07:58,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2023-04-01 23:07:58,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485772377] [2023-04-01 23:07:58,322 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 23:07:58,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-01 23:07:58,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:07:58,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-01 23:07:58,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-04-01 23:07:58,324 INFO L87 Difference]: Start difference. First operand 20621 states and 24626 transitions. Second operand has 11 states, 11 states have (on average 87.18181818181819) internal successors, (959), 9 states have internal predecessors, (959), 4 states have call successors, (11), 6 states have call predecessors, (11), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 23:08:01,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:08:01,305 INFO L93 Difference]: Finished difference Result 41407 states and 49544 transitions. [2023-04-01 23:08:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-04-01 23:08:01,305 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 87.18181818181819) internal successors, (959), 9 states have internal predecessors, (959), 4 states have call successors, (11), 6 states have call predecessors, (11), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 598 [2023-04-01 23:08:01,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:08:01,344 INFO L225 Difference]: With dead ends: 41407 [2023-04-01 23:08:01,344 INFO L226 Difference]: Without dead ends: 20792 [2023-04-01 23:08:01,359 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1237 GetRequests, 1211 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=175, Invalid=475, Unknown=0, NotChecked=0, Total=650 [2023-04-01 23:08:01,360 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 2414 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 3018 mSolverCounterSat, 704 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2414 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 3722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 704 IncrementalHoareTripleChecker+Valid, 3018 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-04-01 23:08:01,360 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2414 Valid, 262 Invalid, 3722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [704 Valid, 3018 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-04-01 23:08:01,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20792 states. [2023-04-01 23:08:01,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20792 to 20747. [2023-04-01 23:08:01,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20747 states, 20052 states have (on average 1.1155994414522241) internal successors, (22370), 20456 states have internal predecessors, (22370), 130 states have call successors, (130), 130 states have call predecessors, (130), 564 states have return successors, (2074), 160 states have call predecessors, (2074), 129 states have call successors, (2074) [2023-04-01 23:08:01,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20747 states to 20747 states and 24574 transitions. [2023-04-01 23:08:01,632 INFO L78 Accepts]: Start accepts. Automaton has 20747 states and 24574 transitions. Word has length 598 [2023-04-01 23:08:01,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:08:01,632 INFO L495 AbstractCegarLoop]: Abstraction has 20747 states and 24574 transitions. [2023-04-01 23:08:01,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 87.18181818181819) internal successors, (959), 9 states have internal predecessors, (959), 4 states have call successors, (11), 6 states have call predecessors, (11), 6 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 23:08:01,633 INFO L276 IsEmpty]: Start isEmpty. Operand 20747 states and 24574 transitions. [2023-04-01 23:08:01,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 653 [2023-04-01 23:08:01,643 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:08:01,643 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-04-01 23:08:01,649 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 23:08:01,848 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 23:08:01,849 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:08:01,849 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:08:01,849 INFO L85 PathProgramCache]: Analyzing trace with hash 854521625, now seen corresponding path program 1 times [2023-04-01 23:08:01,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:08:01,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546822134] [2023-04-01 23:08:01,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:01,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:08:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:02,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:08:02,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:02,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:08:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:02,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:08:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:02,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2023-04-01 23:08:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:02,396 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 99 proven. 3 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2023-04-01 23:08:02,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:08:02,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546822134] [2023-04-01 23:08:02,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546822134] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:08:02,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1157282092] [2023-04-01 23:08:02,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:02,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:08:02,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:08:02,400 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 23:08:02,401 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 23:08:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:02,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 896 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:08:02,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:08:02,622 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2023-04-01 23:08:02,622 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:08:02,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1157282092] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:08:02,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:08:02,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-04-01 23:08:02,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961783750] [2023-04-01 23:08:02,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:08:02,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:08:02,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:08:02,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:08:02,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:08:02,624 INFO L87 Difference]: Start difference. First operand 20747 states and 24574 transitions. Second operand has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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 23:08:04,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:08:04,224 INFO L93 Difference]: Finished difference Result 51663 states and 61659 transitions. [2023-04-01 23:08:04,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:08:04,225 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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 652 [2023-04-01 23:08:04,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:08:04,269 INFO L225 Difference]: With dead ends: 51663 [2023-04-01 23:08:04,269 INFO L226 Difference]: Without dead ends: 25176 [2023-04-01 23:08:04,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 664 GetRequests, 661 SyntacticMatches, 0 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 23:08:04,299 INFO L413 NwaCegarLoop]: 628 mSDtfsCounter, 287 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 826 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 680 SdHoareTripleChecker+Invalid, 1125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-01 23:08:04,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 680 Invalid, 1125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 826 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-01 23:08:04,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25176 states. [2023-04-01 23:08:04,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25176 to 23021. [2023-04-01 23:08:04,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23021 states, 22372 states have (on average 1.071964956195244) internal successors, (23982), 22714 states have internal predecessors, (23982), 146 states have call successors, (146), 146 states have call predecessors, (146), 502 states have return successors, (1736), 160 states have call predecessors, (1736), 145 states have call successors, (1736) [2023-04-01 23:08:04,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23021 states to 23021 states and 25864 transitions. [2023-04-01 23:08:04,682 INFO L78 Accepts]: Start accepts. Automaton has 23021 states and 25864 transitions. Word has length 652 [2023-04-01 23:08:04,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:08:04,683 INFO L495 AbstractCegarLoop]: Abstraction has 23021 states and 25864 transitions. [2023-04-01 23:08:04,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 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 23:08:04,683 INFO L276 IsEmpty]: Start isEmpty. Operand 23021 states and 25864 transitions. [2023-04-01 23:08:04,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2023-04-01 23:08:04,695 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:08:04,695 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-04-01 23:08:04,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-04-01 23:08:04,900 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 23:08:04,900 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:08:04,901 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:08:04,901 INFO L85 PathProgramCache]: Analyzing trace with hash 2043234990, now seen corresponding path program 1 times [2023-04-01 23:08:04,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:08:04,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057157144] [2023-04-01 23:08:04,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:04,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:08:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:05,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:08:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:05,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:08:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:05,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:08:05,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:05,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2023-04-01 23:08:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:05,428 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 99 proven. 3 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2023-04-01 23:08:05,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:08:05,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057157144] [2023-04-01 23:08:05,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057157144] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:08:05,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1515300609] [2023-04-01 23:08:05,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:05,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:08:05,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:08:05,430 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 23:08:05,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-04-01 23:08:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:05,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 5 conjunts are in the unsatisfiable core [2023-04-01 23:08:05,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:08:05,644 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2023-04-01 23:08:05,645 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:08:05,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1515300609] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:08:05,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:08:05,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 6 [2023-04-01 23:08:05,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924315789] [2023-04-01 23:08:05,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:08:05,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 23:08:05,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:08:05,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 23:08:05,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 23:08:05,646 INFO L87 Difference]: Start difference. First operand 23021 states and 25864 transitions. Second operand has 4 states, 4 states have (on average 78.25) internal successors, (313), 4 states have internal predecessors, (313), 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 23:08:07,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:08:07,704 INFO L93 Difference]: Finished difference Result 56835 states and 63874 transitions. [2023-04-01 23:08:07,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-01 23:08:07,704 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 78.25) internal successors, (313), 4 states have internal predecessors, (313), 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 676 [2023-04-01 23:08:07,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:08:07,758 INFO L225 Difference]: With dead ends: 56835 [2023-04-01 23:08:07,758 INFO L226 Difference]: Without dead ends: 26275 [2023-04-01 23:08:07,790 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 689 GetRequests, 685 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 23:08:07,796 INFO L413 NwaCegarLoop]: 441 mSDtfsCounter, 692 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 1884 mSolverCounterSat, 359 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 692 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 2243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 359 IncrementalHoareTripleChecker+Valid, 1884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-01 23:08:07,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [692 Valid, 518 Invalid, 2243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [359 Valid, 1884 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-01 23:08:07,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26275 states. [2023-04-01 23:08:08,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26275 to 23500. [2023-04-01 23:08:08,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23500 states, 22909 states have (on average 1.0457462132786242) internal successors, (23957), 23193 states have internal predecessors, (23957), 150 states have call successors, (150), 150 states have call predecessors, (150), 440 states have return successors, (1190), 156 states have call predecessors, (1190), 149 states have call successors, (1190) [2023-04-01 23:08:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23500 states to 23500 states and 25297 transitions. [2023-04-01 23:08:08,101 INFO L78 Accepts]: Start accepts. Automaton has 23500 states and 25297 transitions. Word has length 676 [2023-04-01 23:08:08,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:08:08,101 INFO L495 AbstractCegarLoop]: Abstraction has 23500 states and 25297 transitions. [2023-04-01 23:08:08,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 78.25) internal successors, (313), 4 states have internal predecessors, (313), 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 23:08:08,102 INFO L276 IsEmpty]: Start isEmpty. Operand 23500 states and 25297 transitions. [2023-04-01 23:08:08,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 820 [2023-04-01 23:08:08,120 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:08:08,120 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:08,125 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-04-01 23:08:08,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-04-01 23:08:08,325 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:08:08,326 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:08:08,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1113951300, now seen corresponding path program 1 times [2023-04-01 23:08:08,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:08:08,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110041590] [2023-04-01 23:08:08,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:08,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:08:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:08,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:08:08,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:08,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:08:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:08,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:08:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:08,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2023-04-01 23:08:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:08,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2023-04-01 23:08:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:08,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2023-04-01 23:08:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:09,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 667 proven. 2 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2023-04-01 23:08:09,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:08:09,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110041590] [2023-04-01 23:08:09,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110041590] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:08:09,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72330866] [2023-04-01 23:08:09,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:09,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:08:09,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:08:09,065 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 23:08:09,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-04-01 23:08:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:09,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 1137 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:08:09,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:08:09,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 671 proven. 2 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2023-04-01 23:08:09,499 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 23:08:09,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 671 proven. 2 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2023-04-01 23:08:09,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72330866] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 23:08:09,991 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 23:08:09,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2023-04-01 23:08:09,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133257242] [2023-04-01 23:08:09,993 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 23:08:09,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-01 23:08:09,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:08:09,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-01 23:08:09,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2023-04-01 23:08:09,996 INFO L87 Difference]: Start difference. First operand 23500 states and 25297 transitions. Second operand has 10 states, 10 states have (on average 87.9) internal successors, (879), 8 states have internal predecessors, (879), 3 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2023-04-01 23:08:12,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:08:12,178 INFO L93 Difference]: Finished difference Result 50086 states and 54056 transitions. [2023-04-01 23:08:12,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-01 23:08:12,179 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 87.9) internal successors, (879), 8 states have internal predecessors, (879), 3 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) Word has length 819 [2023-04-01 23:08:12,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:08:12,230 INFO L225 Difference]: With dead ends: 50086 [2023-04-01 23:08:12,230 INFO L226 Difference]: Without dead ends: 26592 [2023-04-01 23:08:12,256 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1668 GetRequests, 1649 SyntacticMatches, 4 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2023-04-01 23:08:12,256 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 1103 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 2328 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1103 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 2549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 2328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-01 23:08:12,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1103 Valid, 233 Invalid, 2549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 2328 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-01 23:08:12,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26592 states. [2023-04-01 23:08:12,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26592 to 24398. [2023-04-01 23:08:12,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24398 states, 23798 states have (on average 1.0413059921001764) internal successors, (24781), 24080 states have internal predecessors, (24781), 156 states have call successors, (156), 156 states have call predecessors, (156), 443 states have return successors, (1137), 161 states have call predecessors, (1137), 155 states have call successors, (1137) [2023-04-01 23:08:12,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24398 states to 24398 states and 26074 transitions. [2023-04-01 23:08:12,558 INFO L78 Accepts]: Start accepts. Automaton has 24398 states and 26074 transitions. Word has length 819 [2023-04-01 23:08:12,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:08:12,559 INFO L495 AbstractCegarLoop]: Abstraction has 24398 states and 26074 transitions. [2023-04-01 23:08:12,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 87.9) internal successors, (879), 8 states have internal predecessors, (879), 3 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2023-04-01 23:08:12,559 INFO L276 IsEmpty]: Start isEmpty. Operand 24398 states and 26074 transitions. [2023-04-01 23:08:12,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 857 [2023-04-01 23:08:12,580 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:08:12,580 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:08:12,600 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-04-01 23:08:12,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-04-01 23:08:12,786 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:08:12,786 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:08:12,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1029447626, now seen corresponding path program 1 times [2023-04-01 23:08:12,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:08:12,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221416394] [2023-04-01 23:08:12,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:12,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:08:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:13,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:08:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:13,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:08:13,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:13,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:08:13,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:13,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2023-04-01 23:08:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:13,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2023-04-01 23:08:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:13,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2023-04-01 23:08:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:13,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 182 proven. 4 refuted. 0 times theorem prover too weak. 1245 trivial. 0 not checked. [2023-04-01 23:08:13,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:08:13,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221416394] [2023-04-01 23:08:13,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221416394] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:08:13,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [524458347] [2023-04-01 23:08:13,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:13,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:08:13,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:08:13,408 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 23:08:13,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-04-01 23:08:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:13,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 1173 conjuncts, 2 conjunts are in the unsatisfiable core [2023-04-01 23:08:13,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:08:13,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 874 proven. 0 refuted. 0 times theorem prover too weak. 557 trivial. 0 not checked. [2023-04-01 23:08:13,675 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:08:13,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [524458347] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:08:13,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:08:13,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-04-01 23:08:13,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082394534] [2023-04-01 23:08:13,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:08:13,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:08:13,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:08:13,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:08:13,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:08:13,677 INFO L87 Difference]: Start difference. First operand 24398 states and 26074 transitions. Second operand has 3 states, 3 states have (on average 146.33333333333334) internal successors, (439), 3 states have internal predecessors, (439), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 23:08:14,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:08:14,383 INFO L93 Difference]: Finished difference Result 48450 states and 51775 transitions. [2023-04-01 23:08:14,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:08:14,395 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 146.33333333333334) internal successors, (439), 3 states have internal predecessors, (439), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 856 [2023-04-01 23:08:14,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:08:14,435 INFO L225 Difference]: With dead ends: 48450 [2023-04-01 23:08:14,435 INFO L226 Difference]: Without dead ends: 24058 [2023-04-01 23:08:14,461 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 871 GetRequests, 868 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:08:14,461 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 468 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 449 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 468 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-01 23:08:14,461 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [468 Valid, 71 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 449 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-01 23:08:14,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24058 states. [2023-04-01 23:08:14,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24058 to 24053. [2023-04-01 23:08:14,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24053 states, 23468 states have (on average 1.0405658769388102) internal successors, (24420), 23739 states have internal predecessors, (24420), 154 states have call successors, (154), 154 states have call predecessors, (154), 430 states have return successors, (1092), 159 states have call predecessors, (1092), 153 states have call successors, (1092) [2023-04-01 23:08:14,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24053 states to 24053 states and 25666 transitions. [2023-04-01 23:08:14,897 INFO L78 Accepts]: Start accepts. Automaton has 24053 states and 25666 transitions. Word has length 856 [2023-04-01 23:08:14,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:08:14,897 INFO L495 AbstractCegarLoop]: Abstraction has 24053 states and 25666 transitions. [2023-04-01 23:08:14,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 146.33333333333334) internal successors, (439), 3 states have internal predecessors, (439), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 23:08:14,898 INFO L276 IsEmpty]: Start isEmpty. Operand 24053 states and 25666 transitions. [2023-04-01 23:08:14,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 862 [2023-04-01 23:08:14,916 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:08:14,917 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-04-01 23:08:14,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-04-01 23:08:15,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-04-01 23:08:15,123 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:08:15,123 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:08:15,123 INFO L85 PathProgramCache]: Analyzing trace with hash 2073308448, now seen corresponding path program 1 times [2023-04-01 23:08:15,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:08:15,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826254821] [2023-04-01 23:08:15,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:15,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:08:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:16,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:08:16,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:16,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:08:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:16,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:08:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:16,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2023-04-01 23:08:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:16,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-04-01 23:08:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:16,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 381 proven. 546 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-04-01 23:08:16,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:08:16,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826254821] [2023-04-01 23:08:16,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826254821] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:08:16,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111319629] [2023-04-01 23:08:16,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:16,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:08:16,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:08:16,766 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 23:08:16,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-04-01 23:08:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:16,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 1138 conjuncts, 5 conjunts are in the unsatisfiable core [2023-04-01 23:08:16,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:08:17,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 913 trivial. 0 not checked. [2023-04-01 23:08:17,048 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:08:17,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111319629] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:08:17,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:08:17,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2023-04-01 23:08:17,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464416865] [2023-04-01 23:08:17,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:08:17,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:08:17,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:08:17,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:08:17,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2023-04-01 23:08:17,050 INFO L87 Difference]: Start difference. First operand 24053 states and 25666 transitions. Second operand has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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 23:08:18,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:08:18,160 INFO L93 Difference]: Finished difference Result 53407 states and 57050 transitions. [2023-04-01 23:08:18,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:08:18,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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 861 [2023-04-01 23:08:18,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:08:18,265 INFO L225 Difference]: With dead ends: 53407 [2023-04-01 23:08:18,265 INFO L226 Difference]: Without dead ends: 29051 [2023-04-01 23:08:18,279 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 878 GetRequests, 867 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2023-04-01 23:08:18,279 INFO L413 NwaCegarLoop]: 518 mSDtfsCounter, 306 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 922 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-04-01 23:08:18,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 563 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 922 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-04-01 23:08:18,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29051 states. [2023-04-01 23:08:18,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29051 to 28730. [2023-04-01 23:08:18,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28730 states, 28059 states have (on average 1.0404861185359422) internal successors, (29195), 28356 states have internal predecessors, (29195), 184 states have call successors, (184), 184 states have call predecessors, (184), 486 states have return successors, (1305), 189 states have call predecessors, (1305), 183 states have call successors, (1305) [2023-04-01 23:08:18,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28730 states to 28730 states and 30684 transitions. [2023-04-01 23:08:18,579 INFO L78 Accepts]: Start accepts. Automaton has 28730 states and 30684 transitions. Word has length 861 [2023-04-01 23:08:18,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:08:18,579 INFO L495 AbstractCegarLoop]: Abstraction has 28730 states and 30684 transitions. [2023-04-01 23:08:18,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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 23:08:18,579 INFO L276 IsEmpty]: Start isEmpty. Operand 28730 states and 30684 transitions. [2023-04-01 23:08:18,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 899 [2023-04-01 23:08:18,599 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:08:18,599 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:08:18,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-04-01 23:08:18,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-04-01 23:08:18,805 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:08:18,805 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:08:18,805 INFO L85 PathProgramCache]: Analyzing trace with hash 2047486064, now seen corresponding path program 1 times [2023-04-01 23:08:18,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:08:18,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462886266] [2023-04-01 23:08:18,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:18,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:08:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:19,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:08:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:19,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:08:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:19,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:08:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:19,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2023-04-01 23:08:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:19,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2023-04-01 23:08:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:19,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2023-04-01 23:08:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:19,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1411 backedges. 167 proven. 5 refuted. 0 times theorem prover too weak. 1239 trivial. 0 not checked. [2023-04-01 23:08:19,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:08:19,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462886266] [2023-04-01 23:08:19,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462886266] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:08:19,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385990732] [2023-04-01 23:08:19,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:19,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:08:19,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:08:19,340 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 23:08:19,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-04-01 23:08:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:19,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 1211 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 23:08:19,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:08:19,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1411 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 1239 trivial. 0 not checked. [2023-04-01 23:08:19,764 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:08:19,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [385990732] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:08:19,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:08:19,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-04-01 23:08:19,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245525469] [2023-04-01 23:08:19,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:08:19,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:08:19,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:08:19,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:08:19,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 23:08:19,766 INFO L87 Difference]: Start difference. First operand 28730 states and 30684 transitions. Second operand has 3 states, 3 states have (on average 105.0) internal successors, (315), 3 states have internal predecessors, (315), 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 23:08:20,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:08:20,462 INFO L93 Difference]: Finished difference Result 46386 states and 49362 transitions. [2023-04-01 23:08:20,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:08:20,462 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.0) internal successors, (315), 3 states have internal predecessors, (315), 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 898 [2023-04-01 23:08:20,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:08:20,490 INFO L225 Difference]: With dead ends: 46386 [2023-04-01 23:08:20,491 INFO L226 Difference]: Without dead ends: 17353 [2023-04-01 23:08:20,516 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 914 GetRequests, 911 SyntacticMatches, 0 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 23:08:20,517 INFO L413 NwaCegarLoop]: 379 mSDtfsCounter, 310 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 685 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 401 SdHoareTripleChecker+Invalid, 765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-01 23:08:20,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 401 Invalid, 765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 685 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-01 23:08:20,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17353 states. [2023-04-01 23:08:20,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17353 to 16424. [2023-04-01 23:08:20,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16424 states, 16034 states have (on average 1.030934264687539) internal successors, (16530), 16211 states have internal predecessors, (16530), 106 states have call successors, (106), 106 states have call predecessors, (106), 283 states have return successors, (613), 106 states have call predecessors, (613), 105 states have call successors, (613) [2023-04-01 23:08:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16424 states to 16424 states and 17249 transitions. [2023-04-01 23:08:20,733 INFO L78 Accepts]: Start accepts. Automaton has 16424 states and 17249 transitions. Word has length 898 [2023-04-01 23:08:20,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:08:20,734 INFO L495 AbstractCegarLoop]: Abstraction has 16424 states and 17249 transitions. [2023-04-01 23:08:20,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.0) internal successors, (315), 3 states have internal predecessors, (315), 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 23:08:20,734 INFO L276 IsEmpty]: Start isEmpty. Operand 16424 states and 17249 transitions. [2023-04-01 23:08:20,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 899 [2023-04-01 23:08:20,751 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 23:08:20,751 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:08:20,773 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-04-01 23:08:20,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:08:20,957 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 23:08:20,957 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 23:08:20,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1108080669, now seen corresponding path program 1 times [2023-04-01 23:08:20,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 23:08:20,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301249112] [2023-04-01 23:08:20,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:20,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 23:08:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:21,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 23:08:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:21,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 23:08:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:22,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2023-04-01 23:08:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:22,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2023-04-01 23:08:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:22,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2023-04-01 23:08:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:22,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1124 backedges. 381 proven. 620 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-04-01 23:08:22,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 23:08:22,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301249112] [2023-04-01 23:08:22,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301249112] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 23:08:22,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [634765111] [2023-04-01 23:08:22,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 23:08:22,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 23:08:22,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 23:08:22,733 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 23:08:22,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-04-01 23:08:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 23:08:23,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 1175 conjuncts, 5 conjunts are in the unsatisfiable core [2023-04-01 23:08:23,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 23:08:23,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1124 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 987 trivial. 0 not checked. [2023-04-01 23:08:23,311 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 23:08:23,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [634765111] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 23:08:23,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 23:08:23,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2023-04-01 23:08:23,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081851175] [2023-04-01 23:08:23,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 23:08:23,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 23:08:23,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 23:08:23,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 23:08:23,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2023-04-01 23:08:23,314 INFO L87 Difference]: Start difference. First operand 16424 states and 17249 transitions. Second operand has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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 23:08:24,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 23:08:24,223 INFO L93 Difference]: Finished difference Result 35320 states and 37136 transitions. [2023-04-01 23:08:24,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 23:08:24,223 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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 898 [2023-04-01 23:08:24,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 23:08:24,224 INFO L225 Difference]: With dead ends: 35320 [2023-04-01 23:08:24,224 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 23:08:24,249 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 915 GetRequests, 904 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2023-04-01 23:08:24,249 INFO L413 NwaCegarLoop]: 407 mSDtfsCounter, 295 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-04-01 23:08:24,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 433 Invalid, 785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-04-01 23:08:24,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 23:08:24,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 23:08:24,250 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 23:08:24,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 23:08:24,250 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 898 [2023-04-01 23:08:24,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 23:08:24,250 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 23:08:24,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 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 23:08:24,250 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 23:08:24,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 23:08:24,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 23:08:24,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-04-01 23:08:24,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-04-01 23:08:24,476 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 23:08:40,648 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 13) no Hoare annotation was computed. [2023-04-01 23:08:40,648 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 13) no Hoare annotation was computed. [2023-04-01 23:08:40,648 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 13) no Hoare annotation was computed. [2023-04-01 23:08:40,648 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 1770 1786) no Hoare annotation was computed. [2023-04-01 23:08:40,648 INFO L895 garLoopResultBuilder]: At program point L1784(line 1784) the Hoare annotation is: (let ((.cse12 (+ ~a0~0 61))) (let ((.cse7 (<= .cse12 0)) (.cse2 (= 2 ~a2~0)) (.cse3 (<= 0 (+ ~a4~0 85))) (.cse4 (<= (+ 98 ~a0~0) 0)) (.cse9 (<= ~a29~0 41)) (.cse5 (<= (+ 89 ~a4~0) 0)) (.cse6 (<= 3 ~a2~0)) (.cse11 (<= 0 (+ ~a29~0 13))) (.cse0 (< 43 ~a29~0)) (.cse1 (<= (+ 42 ~a4~0) 0)) (.cse10 (<= (+ ~a0~0 147) 0)) (.cse8 (= ~a2~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 (<= ~a2~0 4)) (and .cse5 (<= 8 ~a29~0) .cse6 .cse7) (and .cse5 .cse8 .cse7) (and .cse0 .cse5 .cse6) (and (<= (+ ~a0~0 105) 0) .cse9 .cse1 .cse6) (and .cse1 .cse3 .cse4 (= 3 ~a2~0)) (and .cse0 .cse1 .cse10 .cse6) (not (= |old(~a2~0)| 1)) (and (or (and .cse9 .cse3 .cse8) (and .cse9 .cse8 .cse7)) .cse1) (and .cse0 .cse1 .cse3 .cse4 .cse6) (< 0 (+ 127 |old(~a29~0)|)) (and .cse2 .cse5) (and .cse1 .cse3 .cse10 .cse6) (and .cse5 .cse4 .cse6) (and .cse9 .cse1 .cse2 .cse3 .cse4 .cse11) (and (< 0 .cse12) .cse9 .cse5 .cse6) (< 0 (+ 89 |old(~a4~0)|)) (and .cse1 .cse2 .cse3 .cse10) (and .cse5 .cse8 (<= (+ ~a29~0 127) 0)) (<= (+ |old(~a0~0)| 61) 0) (and .cse1 .cse3 .cse4 .cse8) (and .cse9 .cse1 .cse3 .cse4 .cse6 .cse11) (and .cse9 .cse5 .cse6 .cse11) (and .cse0 .cse1 .cse10 .cse8)))) [2023-04-01 23:08:40,648 INFO L899 garLoopResultBuilder]: For program point L1784-1(line 1784) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse12 (+ ~a0~0 61))) (let ((.cse7 (<= .cse12 0)) (.cse2 (= 2 ~a2~0)) (.cse3 (<= 0 (+ ~a4~0 85))) (.cse4 (<= (+ 98 ~a0~0) 0)) (.cse9 (<= ~a29~0 41)) (.cse5 (<= (+ 89 ~a4~0) 0)) (.cse6 (<= 3 ~a2~0)) (.cse11 (<= 0 (+ ~a29~0 13))) (.cse0 (< 43 ~a29~0)) (.cse1 (<= (+ 42 ~a4~0) 0)) (.cse10 (<= (+ ~a0~0 147) 0)) (.cse8 (= ~a2~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 (<= ~a2~0 4)) (and .cse5 (<= 8 ~a29~0) .cse6 .cse7) (and .cse5 .cse8 .cse7) (and .cse0 .cse5 .cse6) (and (<= (+ ~a0~0 105) 0) .cse9 .cse1 .cse6) (and .cse1 .cse3 .cse4 (= 3 ~a2~0)) (and .cse0 .cse1 .cse10 .cse6) (not (= |old(~a2~0)| 1)) (and (or (and .cse9 .cse3 .cse8) (and .cse9 .cse8 .cse7)) .cse1) (and .cse0 .cse1 .cse3 .cse4 .cse6) (< 0 (+ 127 |old(~a29~0)|)) (and .cse2 .cse5) (and .cse1 .cse3 .cse10 .cse6) (and .cse5 .cse4 .cse6) (and .cse9 .cse1 .cse2 .cse3 .cse4 .cse11) (and (< 0 .cse12) .cse9 .cse5 .cse6) (< 0 (+ 89 |old(~a4~0)|)) (and .cse1 .cse2 .cse3 .cse10) (and .cse5 .cse8 (<= (+ ~a29~0 127) 0)) (<= (+ |old(~a0~0)| 61) 0) (and .cse1 .cse3 .cse4 .cse8) (and .cse9 .cse1 .cse3 .cse4 .cse6 .cse11) (and .cse9 .cse5 .cse6 .cse11) (and .cse0 .cse1 .cse10 .cse8)))) [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1776-3(lines 1770 1786) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1770 1786) the Hoare annotation is: (or (not (= |old(~a2~0)| 1)) (< 0 (+ 127 |old(~a29~0)|)) (and (= ~a0~0 |old(~a0~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a2~0 1) (= ~a4~0 |old(~a4~0)|)) (< 0 (+ 89 |old(~a4~0)|)) (<= (+ |old(~a0~0)| 61) 0)) [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~a2~0 |old(~a2~0)|) (= ~a0~0 |old(~a0~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a29~0 |old(~a29~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputC~0 |old(~inputC~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 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point calculate_output2EXIT(lines 1668 1768) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,649 INFO L899 garLoopResultBuilder]: For program point calculate_output2FINAL(lines 1668 1768) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1668 1768) the Hoare annotation is: (let ((.cse14 (+ |old(~a0~0)| 61)) (.cse16 (= ~a0~0 |old(~a0~0)|)) (.cse17 (= ~a29~0 |old(~a29~0)|)) (.cse18 (= ~a4~0 |old(~a4~0)|))) (let ((.cse5 (< |old(~a29~0)| 44)) (.cse6 (and .cse16 (= 2 ~a2~0) .cse17 .cse18)) (.cse7 (not (= 2 |old(~a2~0)|))) (.cse15 (< (+ 13 |old(~a29~0)|) 0)) (.cse13 (< 41 |old(~a29~0)|)) (.cse2 (< 0 (+ 98 |old(~a0~0)|))) (.cse12 (< 0 .cse14)) (.cse0 (not (= |old(~a2~0)| 1))) (.cse1 (and .cse16 .cse17 (= ~a2~0 1) .cse18)) (.cse11 (< 0 (+ 89 |old(~a4~0)|))) (.cse9 (and (= ~a2~0 |old(~a2~0)|) .cse16 .cse17 .cse18)) (.cse10 (< |old(~a2~0)| 3)) (.cse3 (< (+ 85 |old(~a4~0)|) 0)) (.cse4 (< 0 (+ 42 |old(~a4~0)|))) (.cse8 (< 0 (+ |old(~a0~0)| 147)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3 .cse4 .cse7) (or .cse6 .cse3 .cse4 .cse8 .cse7) (or .cse9 .cse10 .cse11 (< |old(~a29~0)| 8) .cse12) (or .cse0 .cse1 .cse11 .cse12) (or .cse6 .cse11 .cse7) (or .cse9 .cse10 (< 4 |old(~a2~0)|) .cse11) (or .cse5 .cse9 .cse0 .cse4 .cse8) (or .cse9 .cse13 .cse10 .cse11 (<= .cse14 0)) (or .cse9 .cse13 .cse10 .cse15 .cse2 .cse3 .cse4) (or .cse2 .cse3 .cse4 (not (= 3 |old(~a2~0)|)) (and .cse16 .cse17 (= 3 ~a2~0) .cse18)) (or .cse5 .cse9 .cse10 .cse4 .cse8) (or .cse5 .cse9 .cse10 .cse2 .cse3 .cse4) (or .cse5 .cse9 .cse10 .cse11) (or .cse6 .cse13 .cse15 .cse2 .cse3 .cse4 .cse7) (or .cse9 .cse13 .cse10 (< 0 (+ |old(~a0~0)| 105)) .cse4) (or .cse9 .cse13 .cse10 .cse15 .cse11) (or (and (or .cse0 .cse13 .cse3) (or .cse0 .cse13 .cse12)) .cse1 .cse4) (or .cse9 .cse10 .cse2 .cse11 .cse12) (or .cse0 (< 0 (+ 127 |old(~a29~0)|)) .cse1 .cse11) (or .cse9 .cse10 .cse3 .cse4 .cse8)))) [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2023-04-01 23:08:40,650 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,651 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,652 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,653 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-04-01 23:08:40,654 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,655 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2023-04-01 23:08:40,656 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,657 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-04-01 23:08:40,658 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 116) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,659 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,660 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L895 garLoopResultBuilder]: At program point L1665(line 1665) the Hoare annotation is: (let ((.cse14 (+ |old(~a0~0)| 61)) (.cse16 (= ~a0~0 |old(~a0~0)|)) (.cse17 (= ~a29~0 |old(~a29~0)|)) (.cse18 (= ~a4~0 |old(~a4~0)|))) (let ((.cse5 (< |old(~a29~0)| 44)) (.cse6 (and .cse16 (= 2 ~a2~0) .cse17 .cse18)) (.cse7 (not (= 2 |old(~a2~0)|))) (.cse15 (< (+ 13 |old(~a29~0)|) 0)) (.cse13 (< 41 |old(~a29~0)|)) (.cse2 (< 0 (+ 98 |old(~a0~0)|))) (.cse12 (< 0 .cse14)) (.cse0 (not (= |old(~a2~0)| 1))) (.cse1 (and .cse16 .cse17 (= ~a2~0 1) .cse18)) (.cse11 (< 0 (+ 89 |old(~a4~0)|))) (.cse9 (and (= ~a2~0 |old(~a2~0)|) .cse16 .cse17 .cse18)) (.cse10 (< |old(~a2~0)| 3)) (.cse3 (< (+ 85 |old(~a4~0)|) 0)) (.cse4 (< 0 (+ 42 |old(~a4~0)|))) (.cse8 (< 0 (+ |old(~a0~0)| 147)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3 .cse4 .cse7) (or .cse6 .cse3 .cse4 .cse8 .cse7) (or .cse9 .cse10 .cse11 (< |old(~a29~0)| 8) .cse12) (or .cse0 .cse1 .cse11 .cse12) (or .cse6 .cse11 .cse7) (or .cse9 .cse10 (< 4 |old(~a2~0)|) .cse11) (or .cse5 .cse9 .cse0 .cse4 .cse8) (or .cse9 .cse13 .cse10 .cse11 (<= .cse14 0)) (or .cse9 .cse13 .cse10 .cse15 .cse2 .cse3 .cse4) (or .cse2 .cse3 .cse4 (not (= 3 |old(~a2~0)|)) (and .cse16 .cse17 (= 3 ~a2~0) .cse18)) (or .cse5 .cse9 .cse10 .cse4 .cse8) (or .cse5 .cse9 .cse10 .cse2 .cse3 .cse4) (or .cse5 .cse9 .cse10 .cse11) (or .cse6 .cse13 .cse15 .cse2 .cse3 .cse4 .cse7) (or .cse9 .cse13 .cse10 (< 0 (+ |old(~a0~0)| 105)) .cse4) (or .cse9 .cse13 .cse10 .cse15 .cse11) (or (and (or .cse0 .cse13 .cse3) (or .cse0 .cse13 .cse12)) .cse1 .cse4) (or .cse9 .cse10 .cse2 .cse11 .cse12) (or .cse0 (< 0 (+ 127 |old(~a29~0)|)) .cse1 .cse11) (or .cse9 .cse10 .cse3 .cse4 .cse8)))) [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L1665-1(line 1665) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,661 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,662 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,663 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 33 1666) the Hoare annotation is: (let ((.cse14 (+ |old(~a0~0)| 61)) (.cse16 (= ~a0~0 |old(~a0~0)|)) (.cse17 (= ~a29~0 |old(~a29~0)|)) (.cse18 (= ~a4~0 |old(~a4~0)|))) (let ((.cse5 (< |old(~a29~0)| 44)) (.cse6 (and .cse16 (= 2 ~a2~0) .cse17 .cse18)) (.cse7 (not (= 2 |old(~a2~0)|))) (.cse15 (< (+ 13 |old(~a29~0)|) 0)) (.cse13 (< 41 |old(~a29~0)|)) (.cse2 (< 0 (+ 98 |old(~a0~0)|))) (.cse12 (< 0 .cse14)) (.cse0 (not (= |old(~a2~0)| 1))) (.cse1 (and .cse16 .cse17 (= ~a2~0 1) .cse18)) (.cse11 (< 0 (+ 89 |old(~a4~0)|))) (.cse9 (and (= ~a2~0 |old(~a2~0)|) .cse16 .cse17 .cse18)) (.cse10 (< |old(~a2~0)| 3)) (.cse3 (< (+ 85 |old(~a4~0)|) 0)) (.cse4 (< 0 (+ 42 |old(~a4~0)|))) (.cse8 (< 0 (+ |old(~a0~0)| 147)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3 .cse4 .cse7) (or .cse6 .cse3 .cse4 .cse8 .cse7) (or .cse9 .cse10 .cse11 (< |old(~a29~0)| 8) .cse12) (or .cse0 .cse1 .cse11 .cse12) (or .cse6 .cse11 .cse7) (or .cse9 .cse10 (< 4 |old(~a2~0)|) .cse11) (or .cse5 .cse9 .cse0 .cse4 .cse8) (or .cse9 .cse13 .cse10 .cse11 (<= .cse14 0)) (or .cse9 .cse13 .cse10 .cse15 .cse2 .cse3 .cse4) (or .cse2 .cse3 .cse4 (not (= 3 |old(~a2~0)|)) (and .cse16 .cse17 (= 3 ~a2~0) .cse18)) (or .cse5 .cse9 .cse10 .cse4 .cse8) (or .cse5 .cse9 .cse10 .cse2 .cse3 .cse4) (or .cse5 .cse9 .cse10 .cse11) (or .cse6 .cse13 .cse15 .cse2 .cse3 .cse4 .cse7) (or .cse9 .cse13 .cse10 (< 0 (+ |old(~a0~0)| 105)) .cse4) (or .cse9 .cse13 .cse10 .cse15 .cse11) (or (and (or .cse0 .cse13 .cse3) (or .cse0 .cse13 .cse12)) .cse1 .cse4) (or .cse9 .cse10 .cse2 .cse11 .cse12) (or .cse0 (< 0 (+ 127 |old(~a29~0)|)) .cse1 .cse11) (or .cse9 .cse10 .cse3 .cse4 .cse8)))) [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,664 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-04-01 23:08:40,665 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2023-04-01 23:08:40,666 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 23:08:40,666 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (< 0 (+ ~a0~0 61)) (<= (+ 89 ~a4~0) 0) (= ~a2~0 1) (<= (+ ~a29~0 127) 0)) [2023-04-01 23:08:40,666 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 23:08:40,666 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 23:08:40,668 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 23:08:40,669 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 23:08:40,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 11:08:40 BoogieIcfgContainer [2023-04-01 23:08:40,681 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 23:08:40,682 INFO L158 Benchmark]: Toolchain (without parser) took 85397.07ms. Allocated memory was 408.9MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 362.1MB in the beginning and 857.3MB in the end (delta: -495.2MB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2023-04-01 23:08:40,682 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 218.1MB. Free memory is still 165.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 23:08:40,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 679.98ms. Allocated memory is still 408.9MB. Free memory was 361.6MB in the beginning and 283.5MB in the end (delta: 78.1MB). Peak memory consumption was 78.6MB. Max. memory is 8.0GB. [2023-04-01 23:08:40,682 INFO L158 Benchmark]: Boogie Preprocessor took 150.43ms. Allocated memory is still 408.9MB. Free memory was 283.5MB in the beginning and 272.2MB in the end (delta: 11.3MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-04-01 23:08:40,682 INFO L158 Benchmark]: RCFGBuilder took 1732.27ms. Allocated memory is still 408.9MB. Free memory was 272.2MB in the beginning and 251.3MB in the end (delta: 20.9MB). Peak memory consumption was 77.2MB. Max. memory is 8.0GB. [2023-04-01 23:08:40,682 INFO L158 Benchmark]: TraceAbstraction took 82829.56ms. Allocated memory was 408.9MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 250.8MB in the beginning and 857.3MB in the end (delta: -606.5MB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2023-04-01 23:08:40,683 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 218.1MB. Free memory is still 165.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 679.98ms. Allocated memory is still 408.9MB. Free memory was 361.6MB in the beginning and 283.5MB in the end (delta: 78.1MB). Peak memory consumption was 78.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 150.43ms. Allocated memory is still 408.9MB. Free memory was 283.5MB in the beginning and 272.2MB in the end (delta: 11.3MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * RCFGBuilder took 1732.27ms. Allocated memory is still 408.9MB. Free memory was 272.2MB in the beginning and 251.3MB in the end (delta: 20.9MB). Peak memory consumption was 77.2MB. Max. memory is 8.0GB. * TraceAbstraction took 82829.56ms. Allocated memory was 408.9MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 250.8MB in the beginning and 857.3MB in the end (delta: -606.5MB). Peak memory consumption was 1.7GB. 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: 116]: 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 6 procedures, 440 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 82.8s, OverallIterations: 18, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 39.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16401 SdHoareTripleChecker+Valid, 33.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16398 mSDsluCounter, 5650 SdHoareTripleChecker+Invalid, 29.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1833 mSDsCounter, 6216 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34380 IncrementalHoareTripleChecker+Invalid, 40596 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6216 mSolverCounterUnsat, 3817 mSDtfsCounter, 34380 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12231 GetRequests, 12048 SyntacticMatches, 10 SemanticMatches, 173 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 405 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28730occurred in iteration=16, InterpolantAutomatonStates: 144, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.0s AutomataMinimizationTime, 18 MinimizatonAttempts, 11820 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 2997 PreInvPairs, 3309 NumberOfFragments, 2910 HoareAnnotationTreeSize, 2997 FomulaSimplifications, 204790 FormulaSimplificationTreeSizeReduction, 10.4s HoareSimplificationTime, 9 FomulaSimplificationsInter, 54466 FormulaSimplificationTreeSizeReductionInter, 5.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 15.7s InterpolantComputationTime, 18679 NumberOfCodeBlocks, 18679 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 21342 ConstructedInterpolants, 0 QuantifiedInterpolants, 44328 SizeOfPredicates, 13 NumberOfNonLiveVariables, 13025 ConjunctsInSsa, 74 ConjunctsInUnsatCore, 38 InterpolantComputations, 14 PerfectInterpolantSequences, 21416/23022 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: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((43 < a29 && 42 + a4 <= 0) && 2 == a2) && 0 <= a4 + 85) && 98 + a0 <= 0) || ((89 + a4 <= 0 && 3 <= a2) && a2 <= 4)) || (((89 + a4 <= 0 && 8 <= a29) && 3 <= a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || ((43 < a29 && 89 + a4 <= 0) && 3 <= a2)) || (((a0 + 105 <= 0 && a29 <= 41) && 42 + a4 <= 0) && 3 <= a2)) || (((42 + a4 <= 0 && 0 <= a4 + 85) && 98 + a0 <= 0) && 3 == a2)) || (((43 < a29 && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 <= a2)) || !(\old(a2) == 1)) || ((((a29 <= 41 && 0 <= a4 + 85) && a2 == 1) || ((a29 <= 41 && a2 == 1) && a0 + 61 <= 0)) && 42 + a4 <= 0)) || ((((43 < a29 && 42 + a4 <= 0) && 0 <= a4 + 85) && 98 + a0 <= 0) && 3 <= a2)) || 0 < 127 + \old(a29)) || (2 == a2 && 89 + a4 <= 0)) || (((42 + a4 <= 0 && 0 <= a4 + 85) && a0 + 147 <= 0) && 3 <= a2)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && 3 <= a2)) || (((((a29 <= 41 && 42 + a4 <= 0) && 2 == a2) && 0 <= a4 + 85) && 98 + a0 <= 0) && 0 <= a29 + 13)) || (((0 < a0 + 61 && a29 <= 41) && 89 + a4 <= 0) && 3 <= a2)) || 0 < 89 + \old(a4)) || (((42 + a4 <= 0 && 2 == a2) && 0 <= a4 + 85) && a0 + 147 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 127 <= 0)) || \old(a0) + 61 <= 0) || (((42 + a4 <= 0 && 0 <= a4 + 85) && 98 + a0 <= 0) && a2 == 1)) || (((((a29 <= 41 && 42 + a4 <= 0) && 0 <= a4 + 85) && 98 + a0 <= 0) && 3 <= a2) && 0 <= a29 + 13)) || (((a29 <= 41 && 89 + a4 <= 0) && 3 <= a2) && 0 <= a29 + 13)) || (((43 < a29 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) RESULT: Ultimate proved your program to be correct! [2023-04-01 23:08:40,703 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...