/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/Problem10_label39.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-30 23:14:33,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-30 23:14:33,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-30 23:14:33,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-03-30 23:14:33,626 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 [2023-03-30 23:14:33,646 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-30 23:14:33,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-30 23:14:33,646 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-30 23:14:33,646 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-30 23:14:33,647 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-30 23:14:33,647 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-30 23:14:33,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-30 23:14:33,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-30 23:14:33,647 INFO L138 SettingsManager]: * Use SBE=true [2023-03-30 23:14:33,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-30 23:14:33,647 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-30 23:14:33,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-30 23:14:33,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-30 23:14:33,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-30 23:14:33,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-30 23:14:33,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-30 23:14:33,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-30 23:14:33,648 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-30 23:14:33,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-30 23:14:33,648 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-30 23:14:33,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-30 23:14:33,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-30 23:14:33,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-30 23:14:33,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-30 23:14:33,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:14:33,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-30 23:14:33,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-30 23:14:33,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-30 23:14:33,655 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-30 23:14:33,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-30 23:14:33,655 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-30 23:14:33,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-30 23:14:33,655 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-30 23:14:33,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-30 23:14:33,656 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-30 23:14:33,656 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-30 23:14:33,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-30 23:14:33,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-30 23:14:33,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-30 23:14:33,834 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-30 23:14:33,834 INFO L275 PluginConnector]: CDTParser initialized [2023-03-30 23:14:33,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label39.c [2023-03-30 23:14:35,043 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-30 23:14:35,237 INFO L351 CDTParser]: Found 1 translation units. [2023-03-30 23:14:35,238 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label39.c [2023-03-30 23:14:35,245 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f432eaee5/ebecdb13f51543ba8939aad739630eed/FLAG29aac6615 [2023-03-30 23:14:35,256 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f432eaee5/ebecdb13f51543ba8939aad739630eed [2023-03-30 23:14:35,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-30 23:14:35,259 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-30 23:14:35,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-30 23:14:35,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-30 23:14:35,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-30 23:14:35,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:14:35" (1/1) ... [2023-03-30 23:14:35,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ffae965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35, skipping insertion in model container [2023-03-30 23:14:35,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.03 11:14:35" (1/1) ... [2023-03-30 23:14:35,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-30 23:14:35,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-30 23:14:35,420 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/Problem10_label39.c[3149,3162] [2023-03-30 23:14:35,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:14:35,522 INFO L203 MainTranslator]: Completed pre-run [2023-03-30 23:14:35,541 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/Problem10_label39.c[3149,3162] [2023-03-30 23:14:35,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-30 23:14:35,608 INFO L208 MainTranslator]: Completed translation [2023-03-30 23:14:35,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35 WrapperNode [2023-03-30 23:14:35,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-30 23:14:35,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-30 23:14:35,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-30 23:14:35,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-30 23:14:35,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35" (1/1) ... [2023-03-30 23:14:35,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35" (1/1) ... [2023-03-30 23:14:35,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35" (1/1) ... [2023-03-30 23:14:35,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35" (1/1) ... [2023-03-30 23:14:35,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35" (1/1) ... [2023-03-30 23:14:35,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35" (1/1) ... [2023-03-30 23:14:35,695 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35" (1/1) ... [2023-03-30 23:14:35,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35" (1/1) ... [2023-03-30 23:14:35,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-30 23:14:35,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-30 23:14:35,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-30 23:14:35,717 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-30 23:14:35,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35" (1/1) ... [2023-03-30 23:14:35,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-30 23:14:35,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:14:35,784 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) [2023-03-30 23:14:35,786 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 [2023-03-30 23:14:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-30 23:14:35,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-30 23:14:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-30 23:14:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2023-03-30 23:14:35,834 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-30 23:14:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2023-03-30 23:14:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-30 23:14:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-30 23:14:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-30 23:14:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-30 23:14:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-30 23:14:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-30 23:14:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-30 23:14:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-30 23:14:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-30 23:14:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-30 23:14:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-30 23:14:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-30 23:14:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-30 23:14:35,909 INFO L236 CfgBuilder]: Building ICFG [2023-03-30 23:14:35,911 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-30 23:14:36,749 INFO L277 CfgBuilder]: Performing block encoding [2023-03-30 23:14:36,757 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-30 23:14:36,757 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-03-30 23:14:36,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:14:36 BoogieIcfgContainer [2023-03-30 23:14:36,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-30 23:14:36,763 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-30 23:14:36,763 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-30 23:14:36,765 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-30 23:14:36,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.03 11:14:35" (1/3) ... [2023-03-30 23:14:36,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b320075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:14:36, skipping insertion in model container [2023-03-30 23:14:36,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.03 11:14:35" (2/3) ... [2023-03-30 23:14:36,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b320075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.03 11:14:36, skipping insertion in model container [2023-03-30 23:14:36,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.03 11:14:36" (3/3) ... [2023-03-30 23:14:36,767 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label39.c [2023-03-30 23:14:36,779 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-30 23:14:36,779 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-30 23:14:36,839 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-30 23:14:36,844 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;@34336a4e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-30 23:14:36,844 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-30 23:14:36,849 INFO L276 IsEmpty]: Start isEmpty. Operand has 215 states, 207 states have (on average 1.6763285024154588) internal successors, (347), 208 states have internal predecessors, (347), 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) [2023-03-30 23:14:36,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-03-30 23:14:36,857 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:14:36,858 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:14:36,858 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:14:36,863 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:14:36,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1603220503, now seen corresponding path program 1 times [2023-03-30 23:14:36,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:14:36,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831303480] [2023-03-30 23:14:36,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:36,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:14:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:37,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:14:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:37,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:14:37,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:14:37,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831303480] [2023-03-30 23:14:37,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831303480] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:14:37,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 23:14:37,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-30 23:14:37,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903151336] [2023-03-30 23:14:37,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:14:37,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-30 23:14:37,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:14:37,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-30 23:14:37,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-03-30 23:14:37,317 INFO L87 Difference]: Start difference. First operand has 215 states, 207 states have (on average 1.6763285024154588) internal successors, (347), 208 states have internal predecessors, (347), 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 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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) [2023-03-30 23:14:38,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:14:38,133 INFO L93 Difference]: Finished difference Result 596 states and 1022 transitions. [2023-03-30 23:14:38,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-03-30 23:14:38,137 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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 32 [2023-03-30 23:14:38,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:14:38,145 INFO L225 Difference]: With dead ends: 596 [2023-03-30 23:14:38,145 INFO L226 Difference]: Without dead ends: 302 [2023-03-30 23:14:38,154 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 [2023-03-30 23:14:38,157 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 577 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 577 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-03-30 23:14:38,158 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [577 Valid, 21 Invalid, 697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 577 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-03-30 23:14:38,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2023-03-30 23:14:38,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 296. [2023-03-30 23:14:38,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296 states, 287 states have (on average 1.5261324041811846) internal successors, (438), 288 states have internal predecessors, (438), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2023-03-30 23:14:38,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 448 transitions. [2023-03-30 23:14:38,214 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 448 transitions. Word has length 32 [2023-03-30 23:14:38,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:14:38,214 INFO L495 AbstractCegarLoop]: Abstraction has 296 states and 448 transitions. [2023-03-30 23:14:38,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 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) [2023-03-30 23:14:38,215 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 448 transitions. [2023-03-30 23:14:38,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-03-30 23:14:38,219 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:14:38,219 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:14:38,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-30 23:14:38,220 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:14:38,221 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:14:38,221 INFO L85 PathProgramCache]: Analyzing trace with hash 706649740, now seen corresponding path program 1 times [2023-03-30 23:14:38,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:14:38,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530373272] [2023-03-30 23:14:38,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:38,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:14:38,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:38,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:14:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:38,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:14:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:38,531 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-03-30 23:14:38,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:14:38,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530373272] [2023-03-30 23:14:38,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530373272] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:14:38,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [249720044] [2023-03-30 23:14:38,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:38,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:14:38,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:14:38,561 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) [2023-03-30 23:14:38,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-03-30 23:14:38,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:38,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:14:38,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:14:38,807 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:14:38,808 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 23:14:38,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [249720044] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:14:38,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-30 23:14:38,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-03-30 23:14:38,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061435968] [2023-03-30 23:14:38,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:14:38,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 23:14:38,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:14:38,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 23:14:38,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-03-30 23:14:38,810 INFO L87 Difference]: Start difference. First operand 296 states and 448 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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) [2023-03-30 23:14:39,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:14:39,226 INFO L93 Difference]: Finished difference Result 874 states and 1344 transitions. [2023-03-30 23:14:39,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 23:14:39,228 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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 102 [2023-03-30 23:14:39,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:14:39,232 INFO L225 Difference]: With dead ends: 874 [2023-03-30 23:14:39,232 INFO L226 Difference]: Without dead ends: 584 [2023-03-30 23:14:39,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-03-30 23:14:39,234 INFO L413 NwaCegarLoop]: 234 mSDtfsCounter, 116 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-03-30 23:14:39,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 248 Invalid, 434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-03-30 23:14:39,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2023-03-30 23:14:39,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 584. [2023-03-30 23:14:39,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 584 states, 570 states have (on average 1.3701754385964913) internal successors, (781), 572 states have internal predecessors, (781), 6 states have call successors, (6), 6 states have call predecessors, (6), 7 states have return successors, (19), 5 states have call predecessors, (19), 5 states have call successors, (19) [2023-03-30 23:14:39,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 806 transitions. [2023-03-30 23:14:39,254 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 806 transitions. Word has length 102 [2023-03-30 23:14:39,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:14:39,254 INFO L495 AbstractCegarLoop]: Abstraction has 584 states and 806 transitions. [2023-03-30 23:14:39,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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) [2023-03-30 23:14:39,254 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 806 transitions. [2023-03-30 23:14:39,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-03-30 23:14:39,256 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:14:39,256 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:14:39,276 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-03-30 23:14:39,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:14:39,462 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:14:39,462 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:14:39,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1476957627, now seen corresponding path program 1 times [2023-03-30 23:14:39,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:14:39,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220287869] [2023-03-30 23:14:39,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:39,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:14:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:39,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:14:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:39,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:14:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:39,742 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:14:39,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:14:39,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220287869] [2023-03-30 23:14:39,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220287869] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:14:39,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 23:14:39,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-03-30 23:14:39,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438327328] [2023-03-30 23:14:39,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:14:39,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-03-30 23:14:39,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:14:39,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-03-30 23:14:39,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-03-30 23:14:39,747 INFO L87 Difference]: Start difference. First operand 584 states and 806 transitions. Second operand has 7 states, 6 states have (on average 17.833333333333332) internal successors, (107), 4 states have internal predecessors, (107), 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) [2023-03-30 23:14:40,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:14:40,418 INFO L93 Difference]: Finished difference Result 1490 states and 2156 transitions. [2023-03-30 23:14:40,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-03-30 23:14:40,419 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 17.833333333333332) internal successors, (107), 4 states have internal predecessors, (107), 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 113 [2023-03-30 23:14:40,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:14:40,422 INFO L225 Difference]: With dead ends: 1490 [2023-03-30 23:14:40,423 INFO L226 Difference]: Without dead ends: 912 [2023-03-30 23:14:40,424 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 [2023-03-30 23:14:40,424 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 892 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 712 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 892 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 712 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-03-30 23:14:40,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [892 Valid, 47 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 712 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-03-30 23:14:40,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2023-03-30 23:14:40,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 894. [2023-03-30 23:14:40,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 894 states, 864 states have (on average 1.2916666666666667) internal successors, (1116), 878 states have internal predecessors, (1116), 8 states have call successors, (8), 8 states have call predecessors, (8), 21 states have return successors, (60), 7 states have call predecessors, (60), 7 states have call successors, (60) [2023-03-30 23:14:40,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1184 transitions. [2023-03-30 23:14:40,465 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1184 transitions. Word has length 113 [2023-03-30 23:14:40,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:14:40,466 INFO L495 AbstractCegarLoop]: Abstraction has 894 states and 1184 transitions. [2023-03-30 23:14:40,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 17.833333333333332) internal successors, (107), 4 states have internal predecessors, (107), 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) [2023-03-30 23:14:40,466 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1184 transitions. [2023-03-30 23:14:40,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-03-30 23:14:40,467 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:14:40,467 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:14:40,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-03-30 23:14:40,467 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:14:40,467 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:14:40,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1873647633, now seen corresponding path program 1 times [2023-03-30 23:14:40,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:14:40,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911139087] [2023-03-30 23:14:40,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:40,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:14:40,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:40,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:14:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:40,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:14:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:40,672 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:14:40,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:14:40,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911139087] [2023-03-30 23:14:40,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911139087] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:14:40,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-30 23:14:40,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-03-30 23:14:40,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812033860] [2023-03-30 23:14:40,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:14:40,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-03-30 23:14:40,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:14:40,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-03-30 23:14:40,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-03-30 23:14:40,674 INFO L87 Difference]: Start difference. First operand 894 states and 1184 transitions. Second operand has 8 states, 7 states have (on average 16.714285714285715) internal successors, (117), 5 states have internal predecessors, (117), 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) [2023-03-30 23:14:41,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:14:41,667 INFO L93 Difference]: Finished difference Result 2279 states and 3260 transitions. [2023-03-30 23:14:41,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-03-30 23:14:41,668 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 16.714285714285715) internal successors, (117), 5 states have internal predecessors, (117), 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 123 [2023-03-30 23:14:41,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:14:41,674 INFO L225 Difference]: With dead ends: 2279 [2023-03-30 23:14:41,674 INFO L226 Difference]: Without dead ends: 1391 [2023-03-30 23:14:41,676 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2023-03-30 23:14:41,676 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 735 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 735 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 1007 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-03-30 23:14:41,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [735 Valid, 42 Invalid, 1007 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-03-30 23:14:41,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states. [2023-03-30 23:14:41,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 1345. [2023-03-30 23:14:41,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1345 states, 1298 states have (on average 1.2727272727272727) internal successors, (1652), 1323 states have internal predecessors, (1652), 11 states have call successors, (11), 11 states have call predecessors, (11), 35 states have return successors, (119), 10 states have call predecessors, (119), 10 states have call successors, (119) [2023-03-30 23:14:41,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1345 states and 1782 transitions. [2023-03-30 23:14:41,735 INFO L78 Accepts]: Start accepts. Automaton has 1345 states and 1782 transitions. Word has length 123 [2023-03-30 23:14:41,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:14:41,735 INFO L495 AbstractCegarLoop]: Abstraction has 1345 states and 1782 transitions. [2023-03-30 23:14:41,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 16.714285714285715) internal successors, (117), 5 states have internal predecessors, (117), 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) [2023-03-30 23:14:41,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1782 transitions. [2023-03-30 23:14:41,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-03-30 23:14:41,749 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:14:41,750 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-03-30 23:14:41,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-03-30 23:14:41,750 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:14:41,750 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:14:41,750 INFO L85 PathProgramCache]: Analyzing trace with hash -327182569, now seen corresponding path program 1 times [2023-03-30 23:14:41,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:14:41,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472223442] [2023-03-30 23:14:41,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:41,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:14:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:41,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:14:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:41,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:14:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:41,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-03-30 23:14:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:42,028 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 117 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-03-30 23:14:42,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:14:42,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472223442] [2023-03-30 23:14:42,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472223442] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:14:42,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74304120] [2023-03-30 23:14:42,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:42,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:14:42,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:14:42,049 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) [2023-03-30 23:14:42,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-03-30 23:14:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:42,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:14:42,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:14:42,250 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 118 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:14:42,250 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-30 23:14:42,463 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 118 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-30 23:14:42,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74304120] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-30 23:14:42,463 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-30 23:14:42,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 12 [2023-03-30 23:14:42,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32886179] [2023-03-30 23:14:42,463 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-30 23:14:42,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-03-30 23:14:42,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:14:42,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-03-30 23:14:42,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-03-30 23:14:42,465 INFO L87 Difference]: Start difference. First operand 1345 states and 1782 transitions. Second operand has 12 states, 12 states have (on average 28.416666666666668) internal successors, (341), 10 states have internal predecessors, (341), 5 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2023-03-30 23:14:43,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:14:43,997 INFO L93 Difference]: Finished difference Result 3300 states and 4399 transitions. [2023-03-30 23:14:43,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-03-30 23:14:43,997 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 28.416666666666668) internal successors, (341), 10 states have internal predecessors, (341), 5 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) Word has length 184 [2023-03-30 23:14:43,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:14:44,003 INFO L225 Difference]: With dead ends: 3300 [2023-03-30 23:14:44,003 INFO L226 Difference]: Without dead ends: 1961 [2023-03-30 23:14:44,006 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 372 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=183, Invalid=467, Unknown=0, NotChecked=0, Total=650 [2023-03-30 23:14:44,006 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 1596 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 1718 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 1960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-03-30 23:14:44,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1596 Valid, 109 Invalid, 1960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1718 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-03-30 23:14:44,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1961 states. [2023-03-30 23:14:44,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1961 to 1943. [2023-03-30 23:14:44,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1943 states, 1875 states have (on average 1.1781333333333333) internal successors, (2209), 1913 states have internal predecessors, (2209), 15 states have call successors, (15), 15 states have call predecessors, (15), 52 states have return successors, (167), 14 states have call predecessors, (167), 14 states have call successors, (167) [2023-03-30 23:14:44,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1943 states and 2391 transitions. [2023-03-30 23:14:44,041 INFO L78 Accepts]: Start accepts. Automaton has 1943 states and 2391 transitions. Word has length 184 [2023-03-30 23:14:44,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:14:44,041 INFO L495 AbstractCegarLoop]: Abstraction has 1943 states and 2391 transitions. [2023-03-30 23:14:44,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 28.416666666666668) internal successors, (341), 10 states have internal predecessors, (341), 5 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (7), 5 states have call predecessors, (7), 4 states have call successors, (7) [2023-03-30 23:14:44,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 2391 transitions. [2023-03-30 23:14:44,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-03-30 23:14:44,044 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:14:44,044 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-03-30 23:14:44,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-03-30 23:14:44,249 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 [2023-03-30 23:14:44,249 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:14:44,249 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:14:44,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1488245297, now seen corresponding path program 1 times [2023-03-30 23:14:44,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:14:44,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928436923] [2023-03-30 23:14:44,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:44,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:14:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:44,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:14:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:44,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:14:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:44,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-03-30 23:14:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:44,550 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 42 proven. 2 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-03-30 23:14:44,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:14:44,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928436923] [2023-03-30 23:14:44,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928436923] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:14:44,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1645860206] [2023-03-30 23:14:44,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:44,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:14:44,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:14:44,567 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) [2023-03-30 23:14:44,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-03-30 23:14:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:44,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:14:44,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:14:44,678 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2023-03-30 23:14:44,678 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 23:14:44,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1645860206] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:14:44,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-30 23:14:44,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 7 [2023-03-30 23:14:44,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55327809] [2023-03-30 23:14:44,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:14:44,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 23:14:44,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:14:44,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 23:14:44,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-03-30 23:14:44,680 INFO L87 Difference]: Start difference. First operand 1943 states and 2391 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) [2023-03-30 23:14:45,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:14:45,019 INFO L93 Difference]: Finished difference Result 3248 states and 4001 transitions. [2023-03-30 23:14:45,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 23:14:45,020 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 188 [2023-03-30 23:14:45,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:14:45,029 INFO L225 Difference]: With dead ends: 3248 [2023-03-30 23:14:45,029 INFO L226 Difference]: Without dead ends: 3246 [2023-03-30 23:14:45,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-03-30 23:14:45,030 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 157 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-30 23:14:45,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 34 Invalid, 419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-30 23:14:45,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3246 states. [2023-03-30 23:14:45,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3246 to 1355. [2023-03-30 23:14:45,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1355 states, 1303 states have (on average 1.1665387567152725) internal successors, (1520), 1333 states have internal predecessors, (1520), 11 states have call successors, (11), 11 states have call predecessors, (11), 40 states have return successors, (99), 10 states have call predecessors, (99), 10 states have call successors, (99) [2023-03-30 23:14:45,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1355 states and 1630 transitions. [2023-03-30 23:14:45,065 INFO L78 Accepts]: Start accepts. Automaton has 1355 states and 1630 transitions. Word has length 188 [2023-03-30 23:14:45,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:14:45,065 INFO L495 AbstractCegarLoop]: Abstraction has 1355 states and 1630 transitions. [2023-03-30 23:14:45,066 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) [2023-03-30 23:14:45,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1630 transitions. [2023-03-30 23:14:45,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-03-30 23:14:45,067 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:14:45,067 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-03-30 23:14:45,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-03-30 23:14:45,272 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 [2023-03-30 23:14:45,273 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:14:45,273 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:14:45,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1130656092, now seen corresponding path program 1 times [2023-03-30 23:14:45,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:14:45,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690766719] [2023-03-30 23:14:45,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:45,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:14:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:45,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:14:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:45,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:14:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:45,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-03-30 23:14:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:45,765 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 50 proven. 77 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-03-30 23:14:45,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:14:45,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690766719] [2023-03-30 23:14:45,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690766719] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:14:45,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1481436316] [2023-03-30 23:14:45,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:45,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:14:45,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:14:45,781 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) [2023-03-30 23:14:45,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-03-30 23:14:45,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:45,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:14:45,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:14:45,903 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-03-30 23:14:45,903 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 23:14:45,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1481436316] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:14:45,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-30 23:14:45,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2023-03-30 23:14:45,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854033419] [2023-03-30 23:14:45,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:14:45,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 23:14:45,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:14:45,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 23:14:45,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-03-30 23:14:45,905 INFO L87 Difference]: Start difference. First operand 1355 states and 1630 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) [2023-03-30 23:14:46,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:14:46,225 INFO L93 Difference]: Finished difference Result 2704 states and 3254 transitions. [2023-03-30 23:14:46,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 23:14:46,226 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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 201 [2023-03-30 23:14:46,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:14:46,229 INFO L225 Difference]: With dead ends: 2704 [2023-03-30 23:14:46,229 INFO L226 Difference]: Without dead ends: 1355 [2023-03-30 23:14:46,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-03-30 23:14:46,232 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 138 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-30 23:14:46,232 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 185 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-30 23:14:46,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1355 states. [2023-03-30 23:14:46,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1355 to 1206. [2023-03-30 23:14:46,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1206 states, 1159 states have (on average 1.1475409836065573) internal successors, (1330), 1186 states have internal predecessors, (1330), 10 states have call successors, (10), 10 states have call predecessors, (10), 36 states have return successors, (71), 9 states have call predecessors, (71), 9 states have call successors, (71) [2023-03-30 23:14:46,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1206 states and 1411 transitions. [2023-03-30 23:14:46,253 INFO L78 Accepts]: Start accepts. Automaton has 1206 states and 1411 transitions. Word has length 201 [2023-03-30 23:14:46,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:14:46,253 INFO L495 AbstractCegarLoop]: Abstraction has 1206 states and 1411 transitions. [2023-03-30 23:14:46,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) [2023-03-30 23:14:46,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1411 transitions. [2023-03-30 23:14:46,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2023-03-30 23:14:46,256 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:14:46,257 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:14:46,278 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-03-30 23:14:46,462 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 [2023-03-30 23:14:46,462 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:14:46,463 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:14:46,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1412234779, now seen corresponding path program 1 times [2023-03-30 23:14:46,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:14:46,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103708632] [2023-03-30 23:14:46,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:46,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:14:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:46,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:14:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:46,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:14:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:46,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-03-30 23:14:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:46,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-03-30 23:14:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:46,827 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 148 proven. 71 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-03-30 23:14:46,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:14:46,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103708632] [2023-03-30 23:14:46,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103708632] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:14:46,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102088818] [2023-03-30 23:14:46,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:46,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:14:46,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:14:46,844 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) [2023-03-30 23:14:46,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-03-30 23:14:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:46,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:14:46,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:14:47,067 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 270 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-03-30 23:14:47,068 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-30 23:14:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 149 proven. 72 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2023-03-30 23:14:47,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [102088818] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-30 23:14:47,254 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-30 23:14:47,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 12 [2023-03-30 23:14:47,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728400985] [2023-03-30 23:14:47,254 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-30 23:14:47,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-03-30 23:14:47,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:14:47,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-03-30 23:14:47,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2023-03-30 23:14:47,256 INFO L87 Difference]: Start difference. First operand 1206 states and 1411 transitions. Second operand has 12 states, 12 states have (on average 39.0) internal successors, (468), 10 states have internal predecessors, (468), 5 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) [2023-03-30 23:14:48,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:14:48,685 INFO L93 Difference]: Finished difference Result 3870 states and 4568 transitions. [2023-03-30 23:14:48,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-03-30 23:14:48,685 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 39.0) internal successors, (468), 10 states have internal predecessors, (468), 5 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) Word has length 309 [2023-03-30 23:14:48,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:14:48,690 INFO L225 Difference]: With dead ends: 3870 [2023-03-30 23:14:48,690 INFO L226 Difference]: Without dead ends: 1782 [2023-03-30 23:14:48,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 654 GetRequests, 630 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=159, Invalid=393, Unknown=0, NotChecked=0, Total=552 [2023-03-30 23:14:48,692 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 1303 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 1849 mSolverCounterSat, 318 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1303 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 2167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 318 IncrementalHoareTripleChecker+Valid, 1849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-03-30 23:14:48,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1303 Valid, 54 Invalid, 2167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [318 Valid, 1849 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-03-30 23:14:48,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2023-03-30 23:14:48,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1200. [2023-03-30 23:14:48,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1200 states, 1156 states have (on average 1.1150519031141868) internal successors, (1289), 1180 states have internal predecessors, (1289), 10 states have call successors, (10), 10 states have call predecessors, (10), 33 states have return successors, (62), 9 states have call predecessors, (62), 9 states have call successors, (62) [2023-03-30 23:14:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1200 states and 1361 transitions. [2023-03-30 23:14:48,713 INFO L78 Accepts]: Start accepts. Automaton has 1200 states and 1361 transitions. Word has length 309 [2023-03-30 23:14:48,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:14:48,714 INFO L495 AbstractCegarLoop]: Abstraction has 1200 states and 1361 transitions. [2023-03-30 23:14:48,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 39.0) internal successors, (468), 10 states have internal predecessors, (468), 5 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) [2023-03-30 23:14:48,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1361 transitions. [2023-03-30 23:14:48,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2023-03-30 23:14:48,717 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:14:48,717 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:14:48,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-03-30 23:14:48,922 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 [2023-03-30 23:14:48,924 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:14:48,925 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:14:48,925 INFO L85 PathProgramCache]: Analyzing trace with hash -796906861, now seen corresponding path program 1 times [2023-03-30 23:14:48,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:14:48,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014579494] [2023-03-30 23:14:48,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:48,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:14:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:49,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:14:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:49,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:14:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:49,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-03-30 23:14:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:49,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-03-30 23:14:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:49,429 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 261 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-03-30 23:14:49,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:14:49,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014579494] [2023-03-30 23:14:49,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014579494] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:14:49,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1888303636] [2023-03-30 23:14:49,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:49,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:14:49,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:14:49,431 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) [2023-03-30 23:14:49,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-03-30 23:14:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:49,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:14:49,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:14:49,711 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-03-30 23:14:49,712 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-03-30 23:14:50,004 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 263 proven. 2 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-03-30 23:14:50,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1888303636] provided 0 perfect and 2 imperfect interpolant sequences [2023-03-30 23:14:50,005 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-03-30 23:14:50,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2023-03-30 23:14:50,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070549024] [2023-03-30 23:14:50,005 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-03-30 23:14:50,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-03-30 23:14:50,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:14:50,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-03-30 23:14:50,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-03-30 23:14:50,008 INFO L87 Difference]: Start difference. First operand 1200 states and 1361 transitions. Second operand has 10 states, 10 states have (on average 51.5) internal successors, (515), 8 states have internal predecessors, (515), 4 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2023-03-30 23:14:51,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:14:51,109 INFO L93 Difference]: Finished difference Result 3868 states and 4575 transitions. [2023-03-30 23:14:51,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-03-30 23:14:51,110 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 51.5) internal successors, (515), 8 states have internal predecessors, (515), 4 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 345 [2023-03-30 23:14:51,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:14:51,116 INFO L225 Difference]: With dead ends: 3868 [2023-03-30 23:14:51,116 INFO L226 Difference]: Without dead ends: 2674 [2023-03-30 23:14:51,118 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 714 GetRequests, 697 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2023-03-30 23:14:51,118 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 809 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 1199 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 809 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 1375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-03-30 23:14:51,119 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [809 Valid, 65 Invalid, 1375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1199 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-03-30 23:14:51,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2674 states. [2023-03-30 23:14:51,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2674 to 2654. [2023-03-30 23:14:51,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2654 states, 2578 states have (on average 1.1066718386346004) internal successors, (2853), 2614 states have internal predecessors, (2853), 20 states have call successors, (20), 20 states have call predecessors, (20), 55 states have return successors, (172), 19 states have call predecessors, (172), 19 states have call successors, (172) [2023-03-30 23:14:51,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 2654 states and 3045 transitions. [2023-03-30 23:14:51,208 INFO L78 Accepts]: Start accepts. Automaton has 2654 states and 3045 transitions. Word has length 345 [2023-03-30 23:14:51,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:14:51,208 INFO L495 AbstractCegarLoop]: Abstraction has 2654 states and 3045 transitions. [2023-03-30 23:14:51,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 51.5) internal successors, (515), 8 states have internal predecessors, (515), 4 states have call successors, (9), 6 states have call predecessors, (9), 4 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2023-03-30 23:14:51,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3045 transitions. [2023-03-30 23:14:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2023-03-30 23:14:51,214 INFO L187 NwaCegarLoop]: Found error trace [2023-03-30 23:14:51,215 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:14:51,233 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-03-30 23:14:51,420 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 [2023-03-30 23:14:51,421 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-30 23:14:51,422 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-30 23:14:51,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1819843285, now seen corresponding path program 1 times [2023-03-30 23:14:51,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-30 23:14:51,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77104895] [2023-03-30 23:14:51,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:51,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-30 23:14:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:51,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-30 23:14:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:51,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-30 23:14:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:51,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-03-30 23:14:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:51,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-03-30 23:14:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 78 proven. 3 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2023-03-30 23:14:51,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-30 23:14:51,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77104895] [2023-03-30 23:14:51,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77104895] provided 0 perfect and 1 imperfect interpolant sequences [2023-03-30 23:14:51,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812325380] [2023-03-30 23:14:51,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-30 23:14:51,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-03-30 23:14:51,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-30 23:14:51,897 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) [2023-03-30 23:14:51,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-03-30 23:14:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-30 23:14:52,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 4 conjunts are in the unsatisfiable core [2023-03-30 23:14:52,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-03-30 23:14:52,100 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2023-03-30 23:14:52,101 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-03-30 23:14:52,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [812325380] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-30 23:14:52,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-03-30 23:14:52,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-03-30 23:14:52,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018537195] [2023-03-30 23:14:52,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-30 23:14:52,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-30 23:14:52,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-30 23:14:52,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-30 23:14:52,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-03-30 23:14:52,104 INFO L87 Difference]: Start difference. First operand 2654 states and 3045 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 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) [2023-03-30 23:14:52,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-30 23:14:52,405 INFO L93 Difference]: Finished difference Result 2654 states and 3045 transitions. [2023-03-30 23:14:52,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-30 23:14:52,406 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 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 397 [2023-03-30 23:14:52,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-30 23:14:52,406 INFO L225 Difference]: With dead ends: 2654 [2023-03-30 23:14:52,406 INFO L226 Difference]: Without dead ends: 0 [2023-03-30 23:14:52,410 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 412 GetRequests, 406 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-03-30 23:14:52,410 INFO L413 NwaCegarLoop]: 217 mSDtfsCounter, 116 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-30 23:14:52,411 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 229 Invalid, 332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 332 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-30 23:14:52,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-03-30 23:14:52,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-03-30 23:14:52,412 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) [2023-03-30 23:14:52,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-03-30 23:14:52,412 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 397 [2023-03-30 23:14:52,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-30 23:14:52,412 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-03-30 23:14:52,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 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) [2023-03-30 23:14:52,412 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-03-30 23:14:52,412 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-03-30 23:14:52,415 INFO L805 garLoopResultBuilder]: Registering result SAFE for location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-03-30 23:14:52,422 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-03-30 23:14:52,620 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 [2023-03-30 23:14:52,622 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-03-30 23:14:58,151 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2023-03-30 23:14:58,151 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 12) no Hoare annotation was computed. [2023-03-30 23:14:58,151 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 12) no Hoare annotation was computed. [2023-03-30 23:14:58,151 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 586 602) no Hoare annotation was computed. [2023-03-30 23:14:58,177 INFO L895 garLoopResultBuilder]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (= ~a10~0 0)) (.cse1 (<= 2 ~a10~0))) (or (< |old(~a19~0)| 9) (and .cse0 (<= 23 ~a1~0)) (not (= 14 ~a4~0)) (and (= ~a19~0 9) .cse1) (and (<= 1 ~a10~0) (<= ~a10~0 2)) (and .cse0 (<= 9 ~a19~0)) (and .cse0 (<= ~a19~0 6)) (not (= 0 |old(~a10~0)|)) (< 9 |old(~a19~0)|) (< |old(~a1~0)| 23) (not (= ~a12~0 0)) (and (<= ~a19~0 8) .cse1))) [2023-03-30 23:14:58,177 INFO L899 garLoopResultBuilder]: For program point L600-1(line 600) no Hoare annotation was computed. [2023-03-30 23:14:58,178 INFO L899 garLoopResultBuilder]: For program point L597(line 597) no Hoare annotation was computed. [2023-03-30 23:14:58,179 INFO L895 garLoopResultBuilder]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse0 (= ~a10~0 0)) (.cse1 (<= 2 ~a10~0))) (or (< |old(~a19~0)| 9) (and .cse0 (<= 23 ~a1~0)) (not (= 14 ~a4~0)) (and (= ~a19~0 9) .cse1) (and (<= 1 ~a10~0) (<= ~a10~0 2)) (and .cse0 (<= 9 ~a19~0)) (and .cse0 (<= ~a19~0 6)) (not (= 0 |old(~a10~0)|)) (< 9 |old(~a19~0)|) (< |old(~a1~0)| 23) (not (= ~a12~0 0)) (and (<= ~a19~0 8) .cse1))) [2023-03-30 23:14:58,179 INFO L899 garLoopResultBuilder]: For program point L592-3(lines 586 602) no Hoare annotation was computed. [2023-03-30 23:14:58,179 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 586 602) the Hoare annotation is: (or (< |old(~a19~0)| 9) (and (= ~a10~0 0) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|)) (not (= 14 ~a4~0)) (not (= 0 |old(~a10~0)|)) (< 9 |old(~a19~0)|) (< |old(~a1~0)| 23) (not (= ~a12~0 0))) [2023-03-30 23:14:58,179 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~inputE~0 |old(~inputE~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a12~0 |old(~a12~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a10~0 |old(~a10~0)|) (= ~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|)) [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 582) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 582) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 582) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point L301(lines 301 582) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 582) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,181 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,182 INFO L899 garLoopResultBuilder]: For program point L533(lines 533 582) no Hoare annotation was computed. [2023-03-30 23:14:58,182 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-03-30 23:14:58,182 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2023-03-30 23:14:58,182 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2023-03-30 23:14:58,182 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-03-30 23:14:58,182 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2023-03-30 23:14:58,182 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 582) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L435(lines 435 582) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L336(lines 336 582) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 582) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L403(lines 403 582) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L370(lines 370 582) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,183 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,184 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 582) no Hoare annotation was computed. [2023-03-30 23:14:58,184 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 582) no Hoare annotation was computed. [2023-03-30 23:14:58,184 INFO L899 garLoopResultBuilder]: For program point L470(lines 470 582) no Hoare annotation was computed. [2023-03-30 23:14:58,184 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2023-03-30 23:14:58,184 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-03-30 23:14:58,184 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-03-30 23:14:58,184 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-03-30 23:14:58,184 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2023-03-30 23:14:58,184 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-03-30 23:14:58,184 INFO L899 garLoopResultBuilder]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 92) no Hoare annotation was computed. [2023-03-30 23:14:58,185 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 582) no Hoare annotation was computed. [2023-03-30 23:14:58,185 INFO L899 garLoopResultBuilder]: For program point L306(lines 306 582) no Hoare annotation was computed. [2023-03-30 23:14:58,185 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 582) no Hoare annotation was computed. [2023-03-30 23:14:58,185 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,185 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,185 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,186 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,186 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,186 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,186 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 582) no Hoare annotation was computed. [2023-03-30 23:14:58,187 INFO L899 garLoopResultBuilder]: For program point L440(lines 440 582) no Hoare annotation was computed. [2023-03-30 23:14:58,187 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 582) no Hoare annotation was computed. [2023-03-30 23:14:58,187 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2023-03-30 23:14:58,187 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2023-03-30 23:14:58,187 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-03-30 23:14:58,187 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-03-30 23:14:58,187 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L573(lines 573 582) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 582) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 582) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L475(lines 475 582) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L509(lines 509 582) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 582) no Hoare annotation was computed. [2023-03-30 23:14:58,188 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 582) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L246(lines 246 582) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 582) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 582) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 582) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 582) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L281(lines 281 582) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2023-03-30 23:14:58,189 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 582) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 582) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point calculate_outputFINAL(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point calculate_outputEXIT(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point L514(lines 514 582) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point L481(lines 481 582) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 582) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,190 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,191 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,191 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,191 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 582) no Hoare annotation was computed. [2023-03-30 23:14:58,191 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-03-30 23:14:58,191 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-03-30 23:14:58,191 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2023-03-30 23:14:58,191 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L550(lines 550 582) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 582) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L385(lines 385 582) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L220(lines 220 582) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 582) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L287(lines 287 582) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L254(lines 254 582) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2023-03-30 23:14:58,192 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 582) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 582) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 582) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 582) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L322(lines 322 582) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L555(lines 555 582) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 582) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 582) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 582) no Hoare annotation was computed. [2023-03-30 23:14:58,193 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 582) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L491(lines 491 582) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L458(lines 458 582) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 582) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 582) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 30 584) the Hoare annotation is: (let ((.cse5 (= ~a19~0 |old(~a19~0)|)) (.cse6 (= ~a1~0 |old(~a1~0)|))) (let ((.cse0 (and (= ~a10~0 0) .cse5 .cse6)) (.cse2 (not (= 0 |old(~a10~0)|))) (.cse1 (not (= 14 ~a4~0))) (.cse4 (and .cse5 .cse6 (= ~a10~0 |old(~a10~0)|))) (.cse3 (not (= ~a12~0 0)))) (and (or .cse0 .cse1 (< 6 |old(~a19~0)|) .cse2 .cse3) (or (< |old(~a19~0)| 9) .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 (< |old(~a1~0)| 23) .cse3) (or .cse1 (< 2 |old(~a10~0)|) (< |old(~a10~0)| 1) .cse4 .cse3) (or (< |old(~a10~0)| 2) .cse1 .cse4 (< 9 |old(~a19~0)|) .cse3)))) [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L393(lines 393 582) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 582) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L361(lines 361 582) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,194 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 33) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L31-2(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 582) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L296(lines 296 582) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 582) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L32(line 32) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L429(lines 429 582) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 582) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 582) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L364(lines 364 582) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,195 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point L34-1(lines 30 584) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 582) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 582) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 582) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a19~0 9) (= ~a10~0 0) (= 14 ~a4~0) (= ~a12~0 0) (<= 23 ~a1~0) (<= 9 ~a19~0)) [2023-03-30 23:14:58,196 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-03-30 23:14:58,196 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-03-30 23:14:58,198 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-30 23:14:58,200 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-03-30 23:14:58,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.03 11:14:58 BoogieIcfgContainer [2023-03-30 23:14:58,267 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-03-30 23:14:58,267 INFO L158 Benchmark]: Toolchain (without parser) took 23007.61ms. Allocated memory was 248.5MB in the beginning and 685.8MB in the end (delta: 437.3MB). Free memory was 196.2MB in the beginning and 246.8MB in the end (delta: -50.6MB). Peak memory consumption was 406.2MB. Max. memory is 8.0GB. [2023-03-30 23:14:58,268 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 200.3MB. Free memory is still 147.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-30 23:14:58,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.49ms. Allocated memory is still 248.5MB. Free memory was 195.7MB in the beginning and 168.4MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-03-30 23:14:58,268 INFO L158 Benchmark]: Boogie Preprocessor took 107.23ms. Allocated memory is still 248.5MB. Free memory was 168.4MB in the beginning and 163.7MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2023-03-30 23:14:58,268 INFO L158 Benchmark]: RCFGBuilder took 1043.48ms. Allocated memory is still 248.5MB. Free memory was 163.7MB in the beginning and 179.6MB in the end (delta: -15.9MB). Peak memory consumption was 59.1MB. Max. memory is 8.0GB. [2023-03-30 23:14:58,268 INFO L158 Benchmark]: TraceAbstraction took 21504.02ms. Allocated memory was 248.5MB in the beginning and 685.8MB in the end (delta: 437.3MB). Free memory was 179.1MB in the beginning and 246.8MB in the end (delta: -67.7MB). Peak memory consumption was 388.0MB. Max. memory is 8.0GB. [2023-03-30 23:14:58,270 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 200.3MB. Free memory is still 147.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 348.49ms. Allocated memory is still 248.5MB. Free memory was 195.7MB in the beginning and 168.4MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 107.23ms. Allocated memory is still 248.5MB. Free memory was 168.4MB in the beginning and 163.7MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1043.48ms. Allocated memory is still 248.5MB. Free memory was 163.7MB in the beginning and 179.6MB in the end (delta: -15.9MB). Peak memory consumption was 59.1MB. Max. memory is 8.0GB. * TraceAbstraction took 21504.02ms. Allocated memory was 248.5MB in the beginning and 685.8MB in the end (delta: 437.3MB). Free memory was 179.1MB in the beginning and 246.8MB in the end (delta: -67.7MB). Peak memory consumption was 388.0MB. 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: 92]: 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, 218 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.4s, OverallIterations: 10, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6439 SdHoareTripleChecker+Valid, 6.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6439 mSDsluCounter, 1034 SdHoareTripleChecker+Invalid, 5.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 292 mSDsCounter, 1384 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8237 IncrementalHoareTripleChecker+Invalid, 9621 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1384 mSolverCounterUnsat, 742 mSDtfsCounter, 8237 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2733 GetRequests, 2619 SyntacticMatches, 6 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2654occurred in iteration=9, InterpolantAutomatonStates: 86, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 2730 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 77 PreInvPairs, 125 NumberOfFragments, 346 HoareAnnotationTreeSize, 77 FomulaSimplifications, 107040 FormulaSimplificationTreeSizeReduction, 4.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5837 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 3720 NumberOfCodeBlocks, 3720 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 4538 ConstructedInterpolants, 0 QuantifiedInterpolants, 10041 SizeOfPredicates, 4 NumberOfNonLiveVariables, 3189 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 20 InterpolantComputations, 7 PerfectInterpolantSequences, 3430/3670 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: 592]: Loop Invariant Derived loop invariant: ((((((((((\old(a19) < 9 || (a10 == 0 && 23 <= a1)) || !(14 == a4)) || (a19 == 9 && 2 <= a10)) || (1 <= a10 && a10 <= 2)) || (a10 == 0 && 9 <= a19)) || (a10 == 0 && a19 <= 6)) || !(0 == \old(a10))) || 9 < \old(a19)) || \old(a1) < 23) || !(a12 == 0)) || (a19 <= 8 && 2 <= a10) RESULT: Ultimate proved your program to be correct! [2023-03-30 23:14:58,287 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...