/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label12.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 22:15:59,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 22:15:59,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 22:15:59,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-01 22:15:59,315 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-01 22:15:59,334 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 22:15:59,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 22:15:59,334 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 22:15:59,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 22:15:59,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 22:15:59,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 22:15:59,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-01 22:15:59,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-01 22:15:59,336 INFO L138 SettingsManager]: * Use SBE=true [2023-04-01 22:15:59,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 22:15:59,336 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 22:15:59,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 22:15:59,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 22:15:59,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 22:15:59,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 22:15:59,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 22:15:59,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 22:15:59,337 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 22:15:59,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 22:15:59,337 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 22:15:59,337 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 22:15:59,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 22:15:59,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-01 22:15:59,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 22:15:59,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:15:59,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 22:15:59,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 22:15:59,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 22:15:59,338 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-01 22:15:59,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 22:15:59,338 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-01 22:15:59,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 22:15:59,339 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-01 22:15:59,339 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-01 22:15:59,339 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-01 22:15:59,339 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-01 22:15:59,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 22:15:59,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 22:15:59,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 22:15:59,592 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 22:15:59,594 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 22:15:59,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label12.c [2023-04-01 22:16:00,777 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 22:16:01,108 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 22:16:01,108 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label12.c [2023-04-01 22:16:01,119 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf5e9f447/18eaf1328be54eafbcdf220b553a9743/FLAG4fc950309 [2023-04-01 22:16:01,134 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf5e9f447/18eaf1328be54eafbcdf220b553a9743 [2023-04-01 22:16:01,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 22:16:01,138 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 22:16:01,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 22:16:01,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 22:16:01,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 22:16:01,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:16:01" (1/1) ... [2023-04-01 22:16:01,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@531e9d09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01, skipping insertion in model container [2023-04-01 22:16:01,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 10:16:01" (1/1) ... [2023-04-01 22:16:01,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 22:16:01,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 22:16:01,401 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label12.c[3684,3697] [2023-04-01 22:16:01,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:16:01,639 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 22:16:01,658 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label12.c[3684,3697] [2023-04-01 22:16:01,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 22:16:01,763 INFO L208 MainTranslator]: Completed translation [2023-04-01 22:16:01,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01 WrapperNode [2023-04-01 22:16:01,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 22:16:01,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 22:16:01,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 22:16:01,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 22:16:01,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01" (1/1) ... [2023-04-01 22:16:01,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01" (1/1) ... [2023-04-01 22:16:01,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01" (1/1) ... [2023-04-01 22:16:01,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01" (1/1) ... [2023-04-01 22:16:01,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01" (1/1) ... [2023-04-01 22:16:01,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01" (1/1) ... [2023-04-01 22:16:01,904 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01" (1/1) ... [2023-04-01 22:16:01,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01" (1/1) ... [2023-04-01 22:16:01,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 22:16:01,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 22:16:01,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 22:16:01,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 22:16:01,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01" (1/1) ... [2023-04-01 22:16:01,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 22:16:01,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:16:01,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 22:16:01,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 22:16:01,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 22:16:01,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 22:16:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 22:16:01,995 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-04-01 22:16:01,995 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 22:16:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-04-01 22:16:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 22:16:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 22:16:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 22:16:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 22:16:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 22:16:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-04-01 22:16:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 22:16:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 22:16:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 22:16:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 22:16:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 22:16:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 22:16:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 22:16:02,085 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 22:16:02,087 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 22:16:03,442 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 22:16:03,451 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 22:16:03,451 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-01 22:16:03,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:16:03 BoogieIcfgContainer [2023-04-01 22:16:03,454 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 22:16:03,456 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 22:16:03,456 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 22:16:03,459 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 22:16:03,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 10:16:01" (1/3) ... [2023-04-01 22:16:03,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606fed97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:16:03, skipping insertion in model container [2023-04-01 22:16:03,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 10:16:01" (2/3) ... [2023-04-01 22:16:03,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606fed97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 10:16:03, skipping insertion in model container [2023-04-01 22:16:03,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 10:16:03" (3/3) ... [2023-04-01 22:16:03,461 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label12.c [2023-04-01 22:16:03,477 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 22:16:03,477 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 22:16:03,532 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 22:16:03,538 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;@6ac21ee8, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-01 22:16:03,539 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 22:16:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand has 292 states, 284 states have (on average 1.7077464788732395) internal successors, (485), 285 states have internal predecessors, (485), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-04-01 22:16:03,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-04-01 22:16:03,555 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:16:03,556 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] [2023-04-01 22:16:03,556 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:16:03,562 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:16:03,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1494361190, now seen corresponding path program 1 times [2023-04-01 22:16:03,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:16:03,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148270981] [2023-04-01 22:16:03,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:03,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:16:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:04,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:16:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:04,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:04,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:16:04,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148270981] [2023-04-01 22:16:04,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148270981] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:16:04,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:16:04,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 22:16:04,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422533301] [2023-04-01 22:16:04,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:16:04,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 22:16:04,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:16:04,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 22:16:04,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-01 22:16:04,111 INFO L87 Difference]: Start difference. First operand has 292 states, 284 states have (on average 1.7077464788732395) internal successors, (485), 285 states have internal predecessors, (485), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-04-01 22:16:05,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:16:05,842 INFO L93 Difference]: Finished difference Result 791 states and 1386 transitions. [2023-04-01 22:16:05,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 22:16:05,844 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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 31 [2023-04-01 22:16:05,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:16:05,868 INFO L225 Difference]: With dead ends: 791 [2023-04-01 22:16:05,868 INFO L226 Difference]: Without dead ends: 434 [2023-04-01 22:16:05,875 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:16:05,878 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 664 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 960 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-01 22:16:05,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [664 Valid, 59 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 960 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-01 22:16:05,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2023-04-01 22:16:05,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 430. [2023-04-01 22:16:05,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 420 states have (on average 1.4452380952380952) internal successors, (607), 422 states have internal predecessors, (607), 4 states have call successors, (4), 4 states have call predecessors, (4), 5 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2023-04-01 22:16:05,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 618 transitions. [2023-04-01 22:16:05,944 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 618 transitions. Word has length 31 [2023-04-01 22:16:05,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:16:05,944 INFO L495 AbstractCegarLoop]: Abstraction has 430 states and 618 transitions. [2023-04-01 22:16:05,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-04-01 22:16:05,945 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 618 transitions. [2023-04-01 22:16:05,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-04-01 22:16:05,948 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:16:05,949 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:16:05,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 22:16:05,949 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:16:05,950 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:16:05,950 INFO L85 PathProgramCache]: Analyzing trace with hash 2121796798, now seen corresponding path program 1 times [2023-04-01 22:16:05,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:16:05,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490360999] [2023-04-01 22:16:05,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:05,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:16:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:06,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:16:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:06,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:16:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:06,466 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:06,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:16:06,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490360999] [2023-04-01 22:16:06,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490360999] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:16:06,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:16:06,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 22:16:06,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087327405] [2023-04-01 22:16:06,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:16:06,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-01 22:16:06,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:16:06,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-01 22:16:06,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:16:06,470 INFO L87 Difference]: Start difference. First operand 430 states and 618 transitions. Second operand has 8 states, 7 states have (on average 13.857142857142858) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:16:08,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:16:08,468 INFO L93 Difference]: Finished difference Result 1664 states and 2471 transitions. [2023-04-01 22:16:08,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-04-01 22:16:08,468 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 13.857142857142858) internal successors, (97), 5 states have internal predecessors, (97), 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 103 [2023-04-01 22:16:08,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:16:08,475 INFO L225 Difference]: With dead ends: 1664 [2023-04-01 22:16:08,475 INFO L226 Difference]: Without dead ends: 1240 [2023-04-01 22:16:08,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2023-04-01 22:16:08,478 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 1649 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 374 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1649 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 1825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 374 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-04-01 22:16:08,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1649 Valid, 146 Invalid, 1825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [374 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-04-01 22:16:08,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1240 states. [2023-04-01 22:16:08,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1240 to 1208. [2023-04-01 22:16:08,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1208 states, 1181 states have (on average 1.3767993226079593) internal successors, (1626), 1192 states have internal predecessors, (1626), 8 states have call successors, (8), 8 states have call predecessors, (8), 18 states have return successors, (55), 7 states have call predecessors, (55), 7 states have call successors, (55) [2023-04-01 22:16:08,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1689 transitions. [2023-04-01 22:16:08,532 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1689 transitions. Word has length 103 [2023-04-01 22:16:08,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:16:08,533 INFO L495 AbstractCegarLoop]: Abstraction has 1208 states and 1689 transitions. [2023-04-01 22:16:08,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 13.857142857142858) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:16:08,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1689 transitions. [2023-04-01 22:16:08,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-04-01 22:16:08,535 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:16:08,536 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:16:08,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 22:16:08,536 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:16:08,536 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:16:08,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1372112738, now seen corresponding path program 1 times [2023-04-01 22:16:08,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:16:08,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865771074] [2023-04-01 22:16:08,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:08,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:16:08,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:08,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:16:08,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:08,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:16:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:08,791 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 23 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:08,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:16:08,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865771074] [2023-04-01 22:16:08,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865771074] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:16:08,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1459791743] [2023-04-01 22:16:08,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:08,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:08,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:16:08,795 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:16:08,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 22:16:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:08,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:16:08,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:16:09,051 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:09,051 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:16:09,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1459791743] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:16:09,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:16:09,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 22:16:09,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100369374] [2023-04-01 22:16:09,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:16:09,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:16:09,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:16:09,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:16:09,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:16:09,054 INFO L87 Difference]: Start difference. First operand 1208 states and 1689 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 22:16:09,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:16:09,843 INFO L93 Difference]: Finished difference Result 2803 states and 3960 transitions. [2023-04-01 22:16:09,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:16:09,844 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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 105 [2023-04-01 22:16:09,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:16:09,851 INFO L225 Difference]: With dead ends: 2803 [2023-04-01 22:16:09,852 INFO L226 Difference]: Without dead ends: 1601 [2023-04-01 22:16:09,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:16:09,856 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 193 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 22:16:09,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 111 Invalid, 683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 518 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 22:16:09,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1601 states. [2023-04-01 22:16:09,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1601 to 1401. [2023-04-01 22:16:09,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1401 states, 1370 states have (on average 1.3948905109489051) internal successors, (1911), 1383 states have internal predecessors, (1911), 9 states have call successors, (9), 9 states have call predecessors, (9), 21 states have return successors, (71), 8 states have call predecessors, (71), 8 states have call successors, (71) [2023-04-01 22:16:09,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1401 states and 1991 transitions. [2023-04-01 22:16:09,897 INFO L78 Accepts]: Start accepts. Automaton has 1401 states and 1991 transitions. Word has length 105 [2023-04-01 22:16:09,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:16:09,898 INFO L495 AbstractCegarLoop]: Abstraction has 1401 states and 1991 transitions. [2023-04-01 22:16:09,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 22:16:09,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1991 transitions. [2023-04-01 22:16:09,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-04-01 22:16:09,901 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:16:09,901 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:16:09,908 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-04-01 22:16:10,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:10,108 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:16:10,108 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:16:10,109 INFO L85 PathProgramCache]: Analyzing trace with hash 1612015438, now seen corresponding path program 1 times [2023-04-01 22:16:10,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:16:10,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349272034] [2023-04-01 22:16:10,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:10,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:16:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:10,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:16:10,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:10,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:16:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:10,509 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:10,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:16:10,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349272034] [2023-04-01 22:16:10,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [349272034] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:16:10,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 22:16:10,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 22:16:10,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902970621] [2023-04-01 22:16:10,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:16:10,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 22:16:10,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:16:10,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 22:16:10,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-04-01 22:16:10,517 INFO L87 Difference]: Start difference. First operand 1401 states and 1991 transitions. Second operand has 7 states, 6 states have (on average 17.5) internal successors, (105), 4 states have internal predecessors, (105), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:16:12,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:16:12,163 INFO L93 Difference]: Finished difference Result 4205 states and 6171 transitions. [2023-04-01 22:16:12,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 22:16:12,163 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 17.5) internal successors, (105), 4 states have internal predecessors, (105), 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 111 [2023-04-01 22:16:12,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:16:12,174 INFO L225 Difference]: With dead ends: 4205 [2023-04-01 22:16:12,174 INFO L226 Difference]: Without dead ends: 2810 [2023-04-01 22:16:12,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-04-01 22:16:12,183 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 1061 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 1375 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1061 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 1547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-04-01 22:16:12,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1061 Valid, 160 Invalid, 1547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1375 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-04-01 22:16:12,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2810 states. [2023-04-01 22:16:12,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2810 to 2785. [2023-04-01 22:16:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2785 states, 2709 states have (on average 1.2757475083056478) internal successors, (3456), 2753 states have internal predecessors, (3456), 16 states have call successors, (16), 16 states have call predecessors, (16), 59 states have return successors, (276), 15 states have call predecessors, (276), 15 states have call successors, (276) [2023-04-01 22:16:12,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2785 states and 3748 transitions. [2023-04-01 22:16:12,262 INFO L78 Accepts]: Start accepts. Automaton has 2785 states and 3748 transitions. Word has length 111 [2023-04-01 22:16:12,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:16:12,263 INFO L495 AbstractCegarLoop]: Abstraction has 2785 states and 3748 transitions. [2023-04-01 22:16:12,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 17.5) internal successors, (105), 4 states have internal predecessors, (105), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-04-01 22:16:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 3748 transitions. [2023-04-01 22:16:12,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-04-01 22:16:12,274 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:16:12,274 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:16:12,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 22:16:12,275 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:16:12,275 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:16:12,275 INFO L85 PathProgramCache]: Analyzing trace with hash 879382700, now seen corresponding path program 1 times [2023-04-01 22:16:12,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:16:12,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334989574] [2023-04-01 22:16:12,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:12,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:16:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:12,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:16:12,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:12,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:16:12,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:12,588 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 23 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:12,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:16:12,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334989574] [2023-04-01 22:16:12,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334989574] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:16:12,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [464601789] [2023-04-01 22:16:12,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:12,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:12,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:16:12,590 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:16:12,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-01 22:16:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:12,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:16:12,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:16:12,801 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:12,802 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:16:12,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [464601789] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:16:12,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:16:12,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-04-01 22:16:12,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742075503] [2023-04-01 22:16:12,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:16:12,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:16:12,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:16:12,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:16:12,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:16:12,805 INFO L87 Difference]: Start difference. First operand 2785 states and 3748 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 22:16:13,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:16:13,592 INFO L93 Difference]: Finished difference Result 6754 states and 9431 transitions. [2023-04-01 22:16:13,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:16:13,593 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 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 162 [2023-04-01 22:16:13,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:16:13,611 INFO L225 Difference]: With dead ends: 6754 [2023-04-01 22:16:13,612 INFO L226 Difference]: Without dead ends: 4163 [2023-04-01 22:16:13,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-04-01 22:16:13,618 INFO L413 NwaCegarLoop]: 384 mSDtfsCounter, 210 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 627 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 22:16:13,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 425 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 627 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 22:16:13,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4163 states. [2023-04-01 22:16:13,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4163 to 4158. [2023-04-01 22:16:13,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4158 states, 4053 states have (on average 1.2755983222304466) internal successors, (5170), 4112 states have internal predecessors, (5170), 23 states have call successors, (23), 23 states have call predecessors, (23), 81 states have return successors, (473), 22 states have call predecessors, (473), 22 states have call successors, (473) [2023-04-01 22:16:13,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4158 states to 4158 states and 5666 transitions. [2023-04-01 22:16:13,716 INFO L78 Accepts]: Start accepts. Automaton has 4158 states and 5666 transitions. Word has length 162 [2023-04-01 22:16:13,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:16:13,716 INFO L495 AbstractCegarLoop]: Abstraction has 4158 states and 5666 transitions. [2023-04-01 22:16:13,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-04-01 22:16:13,717 INFO L276 IsEmpty]: Start isEmpty. Operand 4158 states and 5666 transitions. [2023-04-01 22:16:13,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-04-01 22:16:13,719 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:16:13,719 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:16:13,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-04-01 22:16:13,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:13,928 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:16:13,928 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:16:13,929 INFO L85 PathProgramCache]: Analyzing trace with hash 291862979, now seen corresponding path program 1 times [2023-04-01 22:16:13,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:16:13,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665213006] [2023-04-01 22:16:13,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:13,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:16:13,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:14,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:16:14,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:14,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:16:14,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:14,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-01 22:16:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:14,245 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 115 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:16:14,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:16:14,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665213006] [2023-04-01 22:16:14,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665213006] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:16:14,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2145533634] [2023-04-01 22:16:14,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:14,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:14,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:16:14,247 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:16:14,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-01 22:16:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:14,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:16:14,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:16:14,431 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-04-01 22:16:14,431 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:16:14,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2145533634] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:16:14,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:16:14,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-04-01 22:16:14,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521912658] [2023-04-01 22:16:14,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:16:14,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:16:14,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:16:14,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:16:14,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:16:14,433 INFO L87 Difference]: Start difference. First operand 4158 states and 5666 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:16:15,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:16:15,255 INFO L93 Difference]: Finished difference Result 8132 states and 11172 transitions. [2023-04-01 22:16:15,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:16:15,256 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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 174 [2023-04-01 22:16:15,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:16:15,273 INFO L225 Difference]: With dead ends: 8132 [2023-04-01 22:16:15,274 INFO L226 Difference]: Without dead ends: 4168 [2023-04-01 22:16:15,283 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-01 22:16:15,284 INFO L413 NwaCegarLoop]: 370 mSDtfsCounter, 176 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 401 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-01 22:16:15,284 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 401 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-01 22:16:15,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4168 states. [2023-04-01 22:16:15,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4168 to 4154. [2023-04-01 22:16:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4154 states, 4051 states have (on average 1.2354974080473957) internal successors, (5005), 4108 states have internal predecessors, (5005), 23 states have call successors, (23), 23 states have call predecessors, (23), 79 states have return successors, (425), 22 states have call predecessors, (425), 22 states have call successors, (425) [2023-04-01 22:16:15,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 4154 states and 5453 transitions. [2023-04-01 22:16:15,405 INFO L78 Accepts]: Start accepts. Automaton has 4154 states and 5453 transitions. Word has length 174 [2023-04-01 22:16:15,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:16:15,405 INFO L495 AbstractCegarLoop]: Abstraction has 4154 states and 5453 transitions. [2023-04-01 22:16:15,405 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:16:15,405 INFO L276 IsEmpty]: Start isEmpty. Operand 4154 states and 5453 transitions. [2023-04-01 22:16:15,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-04-01 22:16:15,408 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:16:15,409 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-04-01 22:16:15,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-04-01 22:16:15,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:15,615 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:16:15,616 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:16:15,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1487145362, now seen corresponding path program 1 times [2023-04-01 22:16:15,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:16:15,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957495388] [2023-04-01 22:16:15,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:15,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:16:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:15,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:16:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:15,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:16:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:15,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-01 22:16:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:15,892 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 118 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:16:15,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:16:15,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957495388] [2023-04-01 22:16:15,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957495388] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:16:15,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833801376] [2023-04-01 22:16:15,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:15,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:15,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:16:15,896 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:16:15,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-04-01 22:16:16,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:16,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 7 conjunts are in the unsatisfiable core [2023-04-01 22:16:16,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:16:16,159 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 119 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:16,160 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:16:16,430 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 119 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:16,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [833801376] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:16:16,430 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:16:16,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 9 [2023-04-01 22:16:16,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415082171] [2023-04-01 22:16:16,431 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:16:16,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-01 22:16:16,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:16:16,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-01 22:16:16,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-04-01 22:16:16,433 INFO L87 Difference]: Start difference. First operand 4154 states and 5453 transitions. Second operand has 9 states, 9 states have (on average 29.0) internal successors, (261), 7 states have internal predecessors, (261), 3 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 22:16:17,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:16:17,815 INFO L93 Difference]: Finished difference Result 7990 states and 10816 transitions. [2023-04-01 22:16:17,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-01 22:16:17,816 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.0) internal successors, (261), 7 states have internal predecessors, (261), 3 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 187 [2023-04-01 22:16:17,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:16:17,834 INFO L225 Difference]: With dead ends: 7990 [2023-04-01 22:16:17,834 INFO L226 Difference]: Without dead ends: 4030 [2023-04-01 22:16:17,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 379 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2023-04-01 22:16:17,844 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 1451 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 1245 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1451 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 1544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 1245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-04-01 22:16:17,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1451 Valid, 110 Invalid, 1544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 1245 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-04-01 22:16:17,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4030 states. [2023-04-01 22:16:17,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4030 to 3969. [2023-04-01 22:16:17,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3969 states, 3851 states have (on average 1.1659309270319398) internal successors, (4490), 3925 states have internal predecessors, (4490), 22 states have call successors, (22), 22 states have call predecessors, (22), 95 states have return successors, (327), 21 states have call predecessors, (327), 21 states have call successors, (327) [2023-04-01 22:16:17,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3969 states to 3969 states and 4839 transitions. [2023-04-01 22:16:17,942 INFO L78 Accepts]: Start accepts. Automaton has 3969 states and 4839 transitions. Word has length 187 [2023-04-01 22:16:17,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:16:17,943 INFO L495 AbstractCegarLoop]: Abstraction has 3969 states and 4839 transitions. [2023-04-01 22:16:17,946 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.0) internal successors, (261), 7 states have internal predecessors, (261), 3 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2023-04-01 22:16:17,946 INFO L276 IsEmpty]: Start isEmpty. Operand 3969 states and 4839 transitions. [2023-04-01 22:16:17,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-04-01 22:16:17,949 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:16:17,949 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:16:17,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-04-01 22:16:18,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:18,160 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:16:18,161 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:16:18,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1362481783, now seen corresponding path program 1 times [2023-04-01 22:16:18,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:16:18,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919793510] [2023-04-01 22:16:18,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:18,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:16:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:18,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:16:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:18,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:16:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:18,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-04-01 22:16:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:18,458 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 49 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-04-01 22:16:18,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:16:18,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919793510] [2023-04-01 22:16:18,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919793510] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:16:18,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1382523194] [2023-04-01 22:16:18,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:18,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:18,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:16:18,461 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:16:18,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-04-01 22:16:18,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:18,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-01 22:16:18,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:16:18,623 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-04-01 22:16:18,624 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:16:18,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1382523194] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:16:18,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:16:18,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2023-04-01 22:16:18,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126976029] [2023-04-01 22:16:18,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:16:18,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 22:16:18,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:16:18,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 22:16:18,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:16:18,626 INFO L87 Difference]: Start difference. First operand 3969 states and 4839 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:16:19,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:16:19,289 INFO L93 Difference]: Finished difference Result 8711 states and 10711 transitions. [2023-04-01 22:16:19,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 22:16:19,290 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 192 [2023-04-01 22:16:19,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:16:19,307 INFO L225 Difference]: With dead ends: 8711 [2023-04-01 22:16:19,308 INFO L226 Difference]: Without dead ends: 4936 [2023-04-01 22:16:19,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 197 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-01 22:16:19,316 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 182 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-04-01 22:16:19,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 191 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-04-01 22:16:19,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4936 states. [2023-04-01 22:16:19,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4936 to 4748. [2023-04-01 22:16:19,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4748 states, 4608 states have (on average 1.1618923611111112) internal successors, (5354), 4696 states have internal predecessors, (5354), 26 states have call successors, (26), 26 states have call predecessors, (26), 113 states have return successors, (448), 25 states have call predecessors, (448), 25 states have call successors, (448) [2023-04-01 22:16:19,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4748 states to 4748 states and 5828 transitions. [2023-04-01 22:16:19,413 INFO L78 Accepts]: Start accepts. Automaton has 4748 states and 5828 transitions. Word has length 192 [2023-04-01 22:16:19,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:16:19,414 INFO L495 AbstractCegarLoop]: Abstraction has 4748 states and 5828 transitions. [2023-04-01 22:16:19,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-04-01 22:16:19,414 INFO L276 IsEmpty]: Start isEmpty. Operand 4748 states and 5828 transitions. [2023-04-01 22:16:19,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2023-04-01 22:16:19,422 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:16:19,422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:16:19,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-04-01 22:16:19,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:19,628 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:16:19,628 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:16:19,629 INFO L85 PathProgramCache]: Analyzing trace with hash -195542529, now seen corresponding path program 1 times [2023-04-01 22:16:19,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:16:19,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881407586] [2023-04-01 22:16:19,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:19,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:16:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:19,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:16:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:19,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:16:19,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:20,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-01 22:16:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:20,251 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 118 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:16:20,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:16:20,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881407586] [2023-04-01 22:16:20,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881407586] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:16:20,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1969177320] [2023-04-01 22:16:20,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:20,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:20,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:16:20,257 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:16:20,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-04-01 22:16:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:20,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 11 conjunts are in the unsatisfiable core [2023-04-01 22:16:20,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:16:20,717 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-04-01 22:16:20,717 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 22:16:20,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1969177320] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 22:16:20,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 22:16:20,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2023-04-01 22:16:20,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762101054] [2023-04-01 22:16:20,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 22:16:20,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 22:16:20,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:16:20,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 22:16:20,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-04-01 22:16:20,720 INFO L87 Difference]: Start difference. First operand 4748 states and 5828 transitions. Second operand has 5 states, 5 states have (on average 47.8) internal successors, (239), 4 states have internal predecessors, (239), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2023-04-01 22:16:21,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:16:21,683 INFO L93 Difference]: Finished difference Result 9559 states and 11797 transitions. [2023-04-01 22:16:21,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 22:16:21,685 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 47.8) internal successors, (239), 4 states have internal predecessors, (239), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 270 [2023-04-01 22:16:21,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:16:21,701 INFO L225 Difference]: With dead ends: 9559 [2023-04-01 22:16:21,702 INFO L226 Difference]: Without dead ends: 5005 [2023-04-01 22:16:21,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-04-01 22:16:21,712 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 494 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 1003 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 494 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 1105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1003 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-04-01 22:16:21,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [494 Valid, 121 Invalid, 1105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1003 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-04-01 22:16:21,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5005 states. [2023-04-01 22:16:21,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5005 to 4962. [2023-04-01 22:16:21,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4962 states, 4807 states have (on average 1.1539421676721449) internal successors, (5547), 4908 states have internal predecessors, (5547), 27 states have call successors, (27), 27 states have call predecessors, (27), 127 states have return successors, (477), 26 states have call predecessors, (477), 26 states have call successors, (477) [2023-04-01 22:16:21,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4962 states to 4962 states and 6051 transitions. [2023-04-01 22:16:21,833 INFO L78 Accepts]: Start accepts. Automaton has 4962 states and 6051 transitions. Word has length 270 [2023-04-01 22:16:21,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:16:21,834 INFO L495 AbstractCegarLoop]: Abstraction has 4962 states and 6051 transitions. [2023-04-01 22:16:21,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 47.8) internal successors, (239), 4 states have internal predecessors, (239), 3 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2023-04-01 22:16:21,835 INFO L276 IsEmpty]: Start isEmpty. Operand 4962 states and 6051 transitions. [2023-04-01 22:16:21,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2023-04-01 22:16:21,842 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:16:21,843 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:16:21,853 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-04-01 22:16:22,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:22,054 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:16:22,054 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:16:22,054 INFO L85 PathProgramCache]: Analyzing trace with hash 255863776, now seen corresponding path program 1 times [2023-04-01 22:16:22,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:16:22,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90386614] [2023-04-01 22:16:22,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:22,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:16:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:22,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:16:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:22,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:16:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:22,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-04-01 22:16:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:23,226 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 161 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:16:23,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:16:23,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90386614] [2023-04-01 22:16:23,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90386614] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:16:23,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1297799339] [2023-04-01 22:16:23,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:23,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:23,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:16:23,228 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:16:23,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-04-01 22:16:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:23,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 17 conjunts are in the unsatisfiable core [2023-04-01 22:16:23,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:16:27,747 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 162 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:27,748 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:16:30,869 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 162 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:30,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1297799339] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:16:30,869 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:16:30,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 8] total 19 [2023-04-01 22:16:30,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763628946] [2023-04-01 22:16:30,870 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:16:30,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-04-01 22:16:30,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:16:30,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-04-01 22:16:30,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2023-04-01 22:16:30,873 INFO L87 Difference]: Start difference. First operand 4962 states and 6051 transitions. Second operand has 19 states, 19 states have (on average 39.578947368421055) internal successors, (752), 17 states have internal predecessors, (752), 7 states have call successors, (11), 8 states have call predecessors, (11), 8 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2023-04-01 22:16:35,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:16:35,260 INFO L93 Difference]: Finished difference Result 10212 states and 12590 transitions. [2023-04-01 22:16:35,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-04-01 22:16:35,261 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 39.578947368421055) internal successors, (752), 17 states have internal predecessors, (752), 7 states have call successors, (11), 8 states have call predecessors, (11), 8 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) Word has length 313 [2023-04-01 22:16:35,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:16:35,278 INFO L225 Difference]: With dead ends: 10212 [2023-04-01 22:16:35,278 INFO L226 Difference]: Without dead ends: 5444 [2023-04-01 22:16:35,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 683 GetRequests, 628 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 866 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=716, Invalid=2476, Unknown=0, NotChecked=0, Total=3192 [2023-04-01 22:16:35,289 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 3575 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 3095 mSolverCounterSat, 821 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3578 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 3916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 821 IncrementalHoareTripleChecker+Valid, 3095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-04-01 22:16:35,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3578 Valid, 230 Invalid, 3916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [821 Valid, 3095 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-04-01 22:16:35,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5444 states. [2023-04-01 22:16:35,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5444 to 5406. [2023-04-01 22:16:35,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5406 states, 5214 states have (on average 1.135596471039509) internal successors, (5921), 5348 states have internal predecessors, (5921), 29 states have call successors, (29), 29 states have call predecessors, (29), 162 states have return successors, (533), 28 states have call predecessors, (533), 28 states have call successors, (533) [2023-04-01 22:16:35,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5406 states to 5406 states and 6483 transitions. [2023-04-01 22:16:35,395 INFO L78 Accepts]: Start accepts. Automaton has 5406 states and 6483 transitions. Word has length 313 [2023-04-01 22:16:35,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:16:35,396 INFO L495 AbstractCegarLoop]: Abstraction has 5406 states and 6483 transitions. [2023-04-01 22:16:35,396 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 39.578947368421055) internal successors, (752), 17 states have internal predecessors, (752), 7 states have call successors, (11), 8 states have call predecessors, (11), 8 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2023-04-01 22:16:35,396 INFO L276 IsEmpty]: Start isEmpty. Operand 5406 states and 6483 transitions. [2023-04-01 22:16:35,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2023-04-01 22:16:35,405 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 22:16:35,405 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:16:35,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-04-01 22:16:35,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:35,621 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 22:16:35,622 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 22:16:35,622 INFO L85 PathProgramCache]: Analyzing trace with hash -151421571, now seen corresponding path program 1 times [2023-04-01 22:16:35,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-01 22:16:35,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364991810] [2023-04-01 22:16:35,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:35,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 22:16:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:36,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-01 22:16:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:36,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-01 22:16:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:36,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-04-01 22:16:36,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:37,161 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 166 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 22:16:37,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-01 22:16:37,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364991810] [2023-04-01 22:16:37,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364991810] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 22:16:37,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1894556657] [2023-04-01 22:16:37,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 22:16:37,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 22:16:37,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 22:16:37,163 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 22:16:37,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-04-01 22:16:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 22:16:37,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 12 conjunts are in the unsatisfiable core [2023-04-01 22:16:37,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 22:16:37,810 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 4 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:37,811 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 22:16:38,402 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 193 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 22:16:38,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1894556657] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 22:16:38,403 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 22:16:38,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 6] total 17 [2023-04-01 22:16:38,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500512827] [2023-04-01 22:16:38,404 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 22:16:38,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-04-01 22:16:38,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-01 22:16:38,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-04-01 22:16:38,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2023-04-01 22:16:38,408 INFO L87 Difference]: Start difference. First operand 5406 states and 6483 transitions. Second operand has 17 states, 17 states have (on average 50.529411764705884) internal successors, (859), 15 states have internal predecessors, (859), 7 states have call successors, (13), 10 states have call predecessors, (13), 7 states have return successors, (8), 7 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-01 22:16:43,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 22:16:43,724 INFO L93 Difference]: Finished difference Result 19646 states and 25345 transitions. [2023-04-01 22:16:43,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-04-01 22:16:43,725 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 50.529411764705884) internal successors, (859), 15 states have internal predecessors, (859), 7 states have call successors, (13), 10 states have call predecessors, (13), 7 states have return successors, (8), 7 states have call predecessors, (8), 4 states have call successors, (8) Word has length 344 [2023-04-01 22:16:43,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 22:16:43,726 INFO L225 Difference]: With dead ends: 19646 [2023-04-01 22:16:43,726 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 22:16:43,760 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 758 GetRequests, 704 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 766 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=637, Invalid=2333, Unknown=0, NotChecked=0, Total=2970 [2023-04-01 22:16:43,761 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 5773 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 5132 mSolverCounterSat, 1449 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5773 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 6581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1449 IncrementalHoareTripleChecker+Valid, 5132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-04-01 22:16:43,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5773 Valid, 268 Invalid, 6581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1449 Valid, 5132 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-04-01 22:16:43,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 22:16:43,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 22:16:43,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-01 22:16:43,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 22:16:43,762 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 344 [2023-04-01 22:16:43,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 22:16:43,762 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 22:16:43,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 50.529411764705884) internal successors, (859), 15 states have internal predecessors, (859), 7 states have call successors, (13), 10 states have call predecessors, (13), 7 states have return successors, (8), 7 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-01 22:16:43,763 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 22:16:43,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 22:16:43,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 22:16:43,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-04-01 22:16:43,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-04-01 22:16:43,973 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 22:16:49,938 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-04-01 22:16:49,938 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-04-01 22:16:49,938 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-04-01 22:16:49,938 INFO L895 garLoopResultBuilder]: At program point L1052(line 1052) the Hoare annotation is: (let ((.cse8 (<= 307 ~a23~0)) (.cse7 (< ~a29~0 600266)) (.cse4 (<= ~a25~0 11)) (.cse0 (= ~a25~0 13)) (.cse10 (<= (+ ~a29~0 182) ~a23~0)) (.cse5 (<= (+ ~a29~0 22) 0)) (.cse1 (<= ~a29~0 599998)) (.cse6 (<= ~a4~0 0)) (.cse3 (<= 130 ~a29~0)) (.cse11 (= ~a25~0 12)) (.cse9 (<= ~a29~0 245)) (.cse2 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6) (and (not .cse0) .cse7 .cse8 .cse2 .cse3) (not (= ~a3~0 1)) (and .cse0 .cse8 .cse9 .cse2) (and .cse4 .cse1 .cse2) (< 10 |old(~a25~0)|) (and .cse0 .cse10 .cse5 .cse2) (and .cse7 (<= ~a25~0 10) .cse2) (and .cse4 .cse1 .cse6 .cse3) (not (= |old(~a4~0)| 1)) (and .cse0 .cse10 .cse5 .cse6) (not (= ~a8~0 15)) (< |old(~a23~0)| (+ 182 |old(~a29~0)|)) (and .cse11 .cse5 .cse6) (< |old(~a29~0)| 130) (< 130 |old(~a29~0)|) (and .cse11 .cse1 .cse6 .cse3) (and .cse11 .cse9 .cse2))) [2023-04-01 22:16:49,938 INFO L899 garLoopResultBuilder]: For program point L1052-1(line 1052) no Hoare annotation was computed. [2023-04-01 22:16:49,938 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2023-04-01 22:16:49,939 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 1038 1054) no Hoare annotation was computed. [2023-04-01 22:16:49,939 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse8 (<= 307 ~a23~0)) (.cse7 (< ~a29~0 600266)) (.cse4 (<= ~a25~0 11)) (.cse0 (= ~a25~0 13)) (.cse10 (<= (+ ~a29~0 182) ~a23~0)) (.cse5 (<= (+ ~a29~0 22) 0)) (.cse1 (<= ~a29~0 599998)) (.cse6 (<= ~a4~0 0)) (.cse3 (<= 130 ~a29~0)) (.cse11 (= ~a25~0 12)) (.cse9 (<= ~a29~0 245)) (.cse2 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6) (and (not .cse0) .cse7 .cse8 .cse2 .cse3) (not (= ~a3~0 1)) (and .cse0 .cse8 .cse9 .cse2) (and .cse4 .cse1 .cse2) (< 10 |old(~a25~0)|) (and .cse0 .cse10 .cse5 .cse2) (and .cse7 (<= ~a25~0 10) .cse2) (and .cse4 .cse1 .cse6 .cse3) (not (= |old(~a4~0)| 1)) (and .cse0 .cse10 .cse5 .cse6) (not (= ~a8~0 15)) (< |old(~a23~0)| (+ 182 |old(~a29~0)|)) (and .cse11 .cse5 .cse6) (< |old(~a29~0)| 130) (< 130 |old(~a29~0)|) (and .cse11 .cse1 .cse6 .cse3) (and .cse11 .cse9 .cse2))) [2023-04-01 22:16:49,939 INFO L899 garLoopResultBuilder]: For program point L1044-3(lines 1038 1054) no Hoare annotation was computed. [2023-04-01 22:16:49,939 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1038 1054) the Hoare annotation is: (or (and (= ~a23~0 |old(~a23~0)|) (= ~a4~0 1) (= ~a25~0 |old(~a25~0)|) (<= 130 ~a29~0) (<= ~a29~0 130)) (not (= ~a3~0 1)) (< 10 |old(~a25~0)|) (not (= |old(~a4~0)| 1)) (not (= ~a8~0 15)) (< |old(~a23~0)| (+ 182 |old(~a29~0)|)) (< |old(~a29~0)| 130) (< 130 |old(~a29~0)|)) [2023-04-01 22:16:49,939 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:16:49,939 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~a3~0 |old(~a3~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a8~0 |old(~a8~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~inputF~0 |old(~inputF~0)|) (= |old(#NULL.base)| |#NULL.base|)) [2023-04-01 22:16:49,939 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:16:49,939 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2023-04-01 22:16:49,939 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,940 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2023-04-01 22:16:49,941 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,942 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,943 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,944 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,945 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,946 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2023-04-01 22:16:49,947 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2023-04-01 22:16:49,948 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2023-04-01 22:16:49,949 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2023-04-01 22:16:49,950 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 91) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,951 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,952 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,953 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,954 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2023-04-01 22:16:49,955 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2023-04-01 22:16:49,956 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2023-04-01 22:16:49,957 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2023-04-01 22:16:49,957 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2023-04-01 22:16:49,957 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,957 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,957 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,957 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,957 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,957 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,957 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,957 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2023-04-01 22:16:49,957 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 32 1036) the Hoare annotation is: (let ((.cse8 (= ~a25~0 13)) (.cse5 (= ~a4~0 1)) (.cse24 (= 13 |old(~a25~0)|)) (.cse0 (not (= ~a3~0 1))) (.cse1 (not (= 12 |old(~a25~0)|))) (.cse7 (not (= ~a8~0 15))) (.cse25 (= ~a25~0 |old(~a25~0)|)) (.cse2 (= ~a25~0 12)) (.cse3 (= ~a29~0 |old(~a29~0)|)) (.cse4 (= ~a23~0 |old(~a23~0)|)) (.cse9 (= ~a4~0 |old(~a4~0)|))) (let ((.cse14 (< |old(~a23~0)| (+ 182 |old(~a29~0)|))) (.cse20 (and .cse2 .cse3 .cse4 .cse9)) (.cse15 (< 11 |old(~a25~0)|)) (.cse12 (< 0 (+ 22 |old(~a29~0)|))) (.cse13 (< 0 |old(~a4~0)|)) (.cse19 (and .cse3 .cse4 .cse25 .cse9)) (.cse10 (< |old(~a25~0)| 13)) (.cse11 (and (or (not .cse24) .cse0 .cse7) (or .cse0 .cse1 .cse7))) (.cse21 (and .cse8 .cse3 .cse4 .cse5)) (.cse16 (< 599998 |old(~a29~0)|)) (.cse23 (<= 600266 |old(~a29~0)|)) (.cse22 (< |old(~a23~0)| 307)) (.cse6 (not (= |old(~a4~0)| 1))) (.cse17 (and .cse3 .cse4 .cse5 .cse25)) (.cse18 (< |old(~a29~0)| 130))) (and (or .cse0 .cse1 (< 245 |old(~a29~0)|) (and .cse2 .cse3 .cse4 .cse5) .cse6 .cse7) (or (and .cse8 .cse3 .cse4 .cse9) .cse10 .cse11 .cse12 .cse13 .cse14) (or .cse15 .cse16 .cse0 .cse6 .cse7 .cse17) (or .cse15 .cse16 .cse0 .cse13 .cse7 .cse18 .cse19) (or .cse16 .cse20 .cse0 .cse1 .cse13 .cse7 .cse18) (or .cse10 .cse11 .cse21 .cse12 .cse6 .cse14) (or .cse10 .cse11 .cse21 .cse16 .cse6 .cse18) (or .cse12 .cse20 .cse0 .cse1 .cse13 .cse7) (or .cse15 .cse12 .cse0 .cse13 .cse7 .cse19) (or .cse10 .cse11 .cse21 .cse16 .cse22 .cse6) (or .cse23 .cse0 (< 10 |old(~a25~0)|) .cse6 .cse7 .cse17) (or .cse24 .cse23 .cse0 .cse22 .cse6 .cse7 .cse17 .cse18)))) [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,958 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2023-04-01 22:16:49,959 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2023-04-01 22:16:49,959 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,959 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,959 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2023-04-01 22:16:49,959 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2023-04-01 22:16:49,959 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2023-04-01 22:16:49,959 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2023-04-01 22:16:49,959 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 22:16:49,959 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a25~0 10) (= ~a3~0 1) (= ~a4~0 1) (<= 312 ~a23~0) (= ~a8~0 15) (<= 130 ~a29~0) (<= ~a29~0 130)) [2023-04-01 22:16:49,959 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 22:16:49,959 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 22:16:49,962 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 22:16:49,964 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 22:16:49,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 10:16:49 BoogieIcfgContainer [2023-04-01 22:16:49,978 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 22:16:49,978 INFO L158 Benchmark]: Toolchain (without parser) took 48840.44ms. Allocated memory was 231.7MB in the beginning and 886.0MB in the end (delta: 654.3MB). Free memory was 189.3MB in the beginning and 677.8MB in the end (delta: -488.5MB). Peak memory consumption was 546.5MB. Max. memory is 8.0GB. [2023-04-01 22:16:49,979 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 192.9MB. Free memory is still 139.0MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 22:16:49,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 624.26ms. Allocated memory is still 231.7MB. Free memory was 188.8MB in the beginning and 143.7MB in the end (delta: 45.1MB). Peak memory consumption was 45.1MB. Max. memory is 8.0GB. [2023-04-01 22:16:49,979 INFO L158 Benchmark]: Boogie Preprocessor took 157.42ms. Allocated memory is still 231.7MB. Free memory was 143.7MB in the beginning and 136.4MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2023-04-01 22:16:49,979 INFO L158 Benchmark]: RCFGBuilder took 1530.68ms. Allocated memory is still 231.7MB. Free memory was 136.4MB in the beginning and 149.1MB in the end (delta: -12.7MB). Peak memory consumption was 48.6MB. Max. memory is 8.0GB. [2023-04-01 22:16:49,980 INFO L158 Benchmark]: TraceAbstraction took 46522.36ms. Allocated memory was 231.7MB in the beginning and 886.0MB in the end (delta: 654.3MB). Free memory was 148.1MB in the beginning and 677.8MB in the end (delta: -529.8MB). Peak memory consumption was 504.2MB. Max. memory is 8.0GB. [2023-04-01 22:16:49,981 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 192.9MB. Free memory is still 139.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 624.26ms. Allocated memory is still 231.7MB. Free memory was 188.8MB in the beginning and 143.7MB in the end (delta: 45.1MB). Peak memory consumption was 45.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 157.42ms. Allocated memory is still 231.7MB. Free memory was 143.7MB in the beginning and 136.4MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1530.68ms. Allocated memory is still 231.7MB. Free memory was 136.4MB in the beginning and 149.1MB in the end (delta: -12.7MB). Peak memory consumption was 48.6MB. Max. memory is 8.0GB. * TraceAbstraction took 46522.36ms. Allocated memory was 231.7MB in the beginning and 886.0MB in the end (delta: 654.3MB). Free memory was 148.1MB in the beginning and 677.8MB in the end (delta: -529.8MB). Peak memory consumption was 504.2MB. 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: 91]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 295 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 46.5s, OverallIterations: 11, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 20.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15431 SdHoareTripleChecker+Valid, 16.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15428 mSDsluCounter, 2222 SdHoareTripleChecker+Invalid, 14.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 951 mSDsCounter, 3741 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16492 IncrementalHoareTripleChecker+Invalid, 20233 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3741 mSolverCounterUnsat, 1271 mSDtfsCounter, 16492 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2817 GetRequests, 2642 SyntacticMatches, 3 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1699 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5406occurred in iteration=10, InterpolantAutomatonStates: 147, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 610 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 272 PreInvPairs, 482 NumberOfFragments, 972 HoareAnnotationTreeSize, 272 FomulaSimplifications, 24018 FormulaSimplificationTreeSizeReduction, 3.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 11647 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 15.2s InterpolantComputationTime, 3739 NumberOfCodeBlocks, 3739 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 4561 ConstructedInterpolants, 0 QuantifiedInterpolants, 25725 SizeOfPredicates, 15 NumberOfNonLiveVariables, 3503 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 22 InterpolantComputations, 8 PerfectInterpolantSequences, 2065/2306 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: ((((((((((((((((((((a25 == 13 && a29 <= 599998) && a4 == 1) && 130 <= a29) || ((a25 <= 11 && a29 + 22 <= 0) && a4 <= 0)) || ((((!(a25 == 13) && a29 < 600266) && 307 <= a23) && a4 == 1) && 130 <= a29)) || !(a3 == 1)) || (((a25 == 13 && 307 <= a23) && a29 <= 245) && a4 == 1)) || ((a25 <= 11 && a29 <= 599998) && a4 == 1)) || 10 < \old(a25)) || (((a25 == 13 && a29 + 182 <= a23) && a29 + 22 <= 0) && a4 == 1)) || ((a29 < 600266 && a25 <= 10) && a4 == 1)) || (((a25 <= 11 && a29 <= 599998) && a4 <= 0) && 130 <= a29)) || !(\old(a4) == 1)) || (((a25 == 13 && a29 + 182 <= a23) && a29 + 22 <= 0) && a4 <= 0)) || !(a8 == 15)) || \old(a23) < 182 + \old(a29)) || ((a25 == 12 && a29 + 22 <= 0) && a4 <= 0)) || \old(a29) < 130) || 130 < \old(a29)) || (((a25 == 12 && a29 <= 599998) && a4 <= 0) && 130 <= a29)) || ((a25 == 12 && a29 <= 245) && a4 == 1) RESULT: Ultimate proved your program to be correct! [2023-04-01 22:16:50,008 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...