java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test11.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:08:33,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:08:33,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:08:33,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:08:33,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:08:33,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:08:33,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:08:33,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:08:33,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:08:33,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:08:33,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:08:33,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:08:33,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:08:33,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:08:33,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:08:33,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:08:33,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:08:33,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:08:33,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:08:33,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:08:33,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:08:33,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:08:33,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:08:33,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:08:33,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 23:08:33,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:08:33,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:08:33,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:08:33,279 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 [2019-10-14 23:08:33,303 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:08:33,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:08:33,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:08:33,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:08:33,305 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:08:33,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:08:33,306 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:08:33,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:08:33,307 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:08:33,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:08:33,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:08:33,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:08:33,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:08:33,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:08:33,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:08:33,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:08:33,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:08:33,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:08:33,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:08:33,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:08:33,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:08:33,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:08:33,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:08:33,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:08:33,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:08:33,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:08:33,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:08:33,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:08:33,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:08:33,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:08:33,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:08:33,678 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:08:33,680 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:08:33,680 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:08:33,681 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test11.c [2019-10-14 23:08:33,753 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2838ce393/dc8bbe1f3ce74c4f80d7e8c9c047e0c8/FLAG7ae9ca0e2 [2019-10-14 23:08:34,202 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:08:34,203 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test11.c [2019-10-14 23:08:34,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2838ce393/dc8bbe1f3ce74c4f80d7e8c9c047e0c8/FLAG7ae9ca0e2 [2019-10-14 23:08:34,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2838ce393/dc8bbe1f3ce74c4f80d7e8c9c047e0c8 [2019-10-14 23:08:34,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:08:34,615 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:08:34,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:08:34,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:08:34,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:08:34,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:08:34" (1/1) ... [2019-10-14 23:08:34,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57bd23e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:34, skipping insertion in model container [2019-10-14 23:08:34,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:08:34" (1/1) ... [2019-10-14 23:08:34,633 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:08:34,650 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:08:34,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:08:34,824 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:08:34,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:08:34,862 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:08:34,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:34 WrapperNode [2019-10-14 23:08:34,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:08:34,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:08:34,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:08:34,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:08:34,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:34" (1/1) ... [2019-10-14 23:08:34,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:34" (1/1) ... [2019-10-14 23:08:34,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:34" (1/1) ... [2019-10-14 23:08:34,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:34" (1/1) ... [2019-10-14 23:08:34,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:34" (1/1) ... [2019-10-14 23:08:34,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:34" (1/1) ... [2019-10-14 23:08:34,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:34" (1/1) ... [2019-10-14 23:08:34,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:08:34,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:08:34,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:08:34,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:08:34,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:08:35,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:08:35,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:08:35,048 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2019-10-14 23:08:35,048 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:08:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:08:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:08:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-14 23:08:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2019-10-14 23:08:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:08:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:08:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:08:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:08:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:08:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:08:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:08:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:08:35,298 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:08:35,299 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 23:08:35,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:08:35 BoogieIcfgContainer [2019-10-14 23:08:35,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:08:35,301 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:08:35,301 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:08:35,305 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:08:35,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:08:34" (1/3) ... [2019-10-14 23:08:35,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c074906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:08:35, skipping insertion in model container [2019-10-14 23:08:35,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:08:34" (2/3) ... [2019-10-14 23:08:35,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c074906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:08:35, skipping insertion in model container [2019-10-14 23:08:35,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:08:35" (3/3) ... [2019-10-14 23:08:35,308 INFO L109 eAbstractionObserver]: Analyzing ICFG test11.c [2019-10-14 23:08:35,320 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:08:35,332 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:08:35,363 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:08:35,410 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:08:35,410 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:08:35,410 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:08:35,410 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:08:35,410 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:08:35,411 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:08:35,411 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:08:35,411 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:08:35,427 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2019-10-14 23:08:35,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-10-14 23:08:35,433 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:08:35,433 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:08:35,436 INFO L410 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:08:35,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:08:35,440 INFO L82 PathProgramCache]: Analyzing trace with hash -722462527, now seen corresponding path program 1 times [2019-10-14 23:08:35,447 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:08:35,447 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855088178] [2019-10-14 23:08:35,447 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:08:35,447 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:08:35,448 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:08:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:35,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:35,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:08:35,760 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855088178] [2019-10-14 23:08:35,761 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:08:35,761 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-14 23:08:35,761 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495578921] [2019-10-14 23:08:35,766 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 23:08:35,767 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:08:35,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 23:08:35,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:08:35,785 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 5 states. [2019-10-14 23:08:35,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:08:35,915 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions. [2019-10-14 23:08:35,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-14 23:08:35,917 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2019-10-14 23:08:35,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:08:35,927 INFO L225 Difference]: With dead ends: 31 [2019-10-14 23:08:35,928 INFO L226 Difference]: Without dead ends: 19 [2019-10-14 23:08:35,935 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-14 23:08:35,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-10-14 23:08:35,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-10-14 23:08:35,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-10-14 23:08:35,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions. [2019-10-14 23:08:35,976 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 21 transitions. Word has length 15 [2019-10-14 23:08:35,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:08:35,977 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 21 transitions. [2019-10-14 23:08:35,977 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 23:08:35,977 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2019-10-14 23:08:35,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-14 23:08:35,978 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:08:35,978 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:08:35,979 INFO L410 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:08:35,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:08:35,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1499811687, now seen corresponding path program 1 times [2019-10-14 23:08:35,980 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:08:35,980 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254150429] [2019-10-14 23:08:35,980 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:08:35,980 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:08:35,981 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:08:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:36,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:08:36,192 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254150429] [2019-10-14 23:08:36,192 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:08:36,194 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-14 23:08:36,194 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594453333] [2019-10-14 23:08:36,196 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-14 23:08:36,196 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:08:36,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-14 23:08:36,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-14 23:08:36,197 INFO L87 Difference]: Start difference. First operand 19 states and 21 transitions. Second operand 7 states. [2019-10-14 23:08:36,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:08:36,307 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2019-10-14 23:08:36,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-14 23:08:36,307 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2019-10-14 23:08:36,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:08:36,308 INFO L225 Difference]: With dead ends: 21 [2019-10-14 23:08:36,309 INFO L226 Difference]: Without dead ends: 19 [2019-10-14 23:08:36,310 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-10-14 23:08:36,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-10-14 23:08:36,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-10-14 23:08:36,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-10-14 23:08:36,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 20 transitions. [2019-10-14 23:08:36,323 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 20 transitions. Word has length 17 [2019-10-14 23:08:36,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:08:36,323 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 20 transitions. [2019-10-14 23:08:36,323 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-14 23:08:36,323 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2019-10-14 23:08:36,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-14 23:08:36,326 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:08:36,326 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:08:36,326 INFO L410 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:08:36,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:08:36,327 INFO L82 PathProgramCache]: Analyzing trace with hash -750476091, now seen corresponding path program 1 times [2019-10-14 23:08:36,327 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:08:36,328 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433162859] [2019-10-14 23:08:36,328 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:08:36,328 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:08:36,328 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:08:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:08:36,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:08:36,442 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433162859] [2019-10-14 23:08:36,442 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:08:36,442 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-14 23:08:36,443 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695310824] [2019-10-14 23:08:36,443 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 23:08:36,444 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:08:36,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 23:08:36,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:08:36,445 INFO L87 Difference]: Start difference. First operand 19 states and 20 transitions. Second operand 5 states. [2019-10-14 23:08:36,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:08:36,559 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2019-10-14 23:08:36,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-14 23:08:36,560 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2019-10-14 23:08:36,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:08:36,560 INFO L225 Difference]: With dead ends: 19 [2019-10-14 23:08:36,560 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 23:08:36,561 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-14 23:08:36,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 23:08:36,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 23:08:36,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 23:08:36,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 23:08:36,562 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2019-10-14 23:08:36,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:08:36,563 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 23:08:36,563 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 23:08:36,563 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 23:08:36,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 23:08:36,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 23:08:36,663 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:08:36,664 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |~#a~0.base| |old(~#a~0.base)|) (= |~#b~0.base| |old(~#b~0.base)|) (= |#valid| |old(#valid)|) (= |~#b~0.offset| |old(~#b~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |~#a~0.offset| |old(~#a~0.offset)|) (= |old(#length)| |#length|)) [2019-10-14 23:08:36,664 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:08:36,665 INFO L443 ceAbstractionStarter]: For program point get_dummyFINAL(lines 7 10) no Hoare annotation was computed. [2019-10-14 23:08:36,665 INFO L443 ceAbstractionStarter]: For program point L9-1(line 9) no Hoare annotation was computed. [2019-10-14 23:08:36,665 INFO L446 ceAbstractionStarter]: At program point get_dummyENTRY(lines 7 10) the Hoare annotation is: true [2019-10-14 23:08:36,665 INFO L443 ceAbstractionStarter]: For program point get_dummyEXIT(lines 7 10) no Hoare annotation was computed. [2019-10-14 23:08:36,665 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:08:36,665 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-10-14 23:08:36,665 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 23:08:36,666 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:08:36,666 INFO L439 ceAbstractionStarter]: At program point L25(lines 12 32) the Hoare annotation is: false [2019-10-14 23:08:36,666 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 12 32) no Hoare annotation was computed. [2019-10-14 23:08:36,666 INFO L443 ceAbstractionStarter]: For program point L19(line 19) no Hoare annotation was computed. [2019-10-14 23:08:36,668 INFO L439 ceAbstractionStarter]: At program point L17(line 17) the Hoare annotation is: (and (= |main_~#c~0.offset| main_~pc~0.offset) (not (= main_~pc~0.base 0)) (= main_~pc~0.base |main_~#c~0.base|)) [2019-10-14 23:08:36,668 INFO L443 ceAbstractionStarter]: For program point L19-2(line 19) no Hoare annotation was computed. [2019-10-14 23:08:36,668 INFO L443 ceAbstractionStarter]: For program point L17-1(line 17) no Hoare annotation was computed. [2019-10-14 23:08:36,668 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 12 32) no Hoare annotation was computed. [2019-10-14 23:08:36,668 INFO L443 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2019-10-14 23:08:36,669 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 12 32) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)) [2019-10-14 23:08:36,669 INFO L443 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2019-10-14 23:08:36,669 INFO L443 ceAbstractionStarter]: For program point L18(lines 18 19) no Hoare annotation was computed. [2019-10-14 23:08:36,669 INFO L443 ceAbstractionStarter]: For program point L18-2(lines 18 21) no Hoare annotation was computed. [2019-10-14 23:08:36,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:08:36 BoogieIcfgContainer [2019-10-14 23:08:36,682 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 23:08:36,685 INFO L168 Benchmark]: Toolchain (without parser) took 2068.90 ms. Allocated memory was 143.1 MB in the beginning and 229.6 MB in the end (delta: 86.5 MB). Free memory was 100.5 MB in the beginning and 187.6 MB in the end (delta: -87.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-14 23:08:36,687 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 143.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 23:08:36,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.83 ms. Allocated memory is still 143.1 MB. Free memory was 100.3 MB in the beginning and 90.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-10-14 23:08:36,692 INFO L168 Benchmark]: Boogie Preprocessor took 119.08 ms. Allocated memory was 143.1 MB in the beginning and 200.3 MB in the end (delta: 57.1 MB). Free memory was 90.5 MB in the beginning and 178.4 MB in the end (delta: -87.8 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-10-14 23:08:36,694 INFO L168 Benchmark]: RCFGBuilder took 317.34 ms. Allocated memory is still 200.3 MB. Free memory was 178.4 MB in the beginning and 161.9 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-10-14 23:08:36,695 INFO L168 Benchmark]: TraceAbstraction took 1380.46 ms. Allocated memory was 200.3 MB in the beginning and 229.6 MB in the end (delta: 29.4 MB). Free memory was 161.9 MB in the beginning and 187.6 MB in the end (delta: -25.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-10-14 23:08:36,706 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 143.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 246.83 ms. Allocated memory is still 143.1 MB. Free memory was 100.3 MB in the beginning and 90.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.08 ms. Allocated memory was 143.1 MB in the beginning and 200.3 MB in the end (delta: 57.1 MB). Free memory was 90.5 MB in the beginning and 178.4 MB in the end (delta: -87.8 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 317.34 ms. Allocated memory is still 200.3 MB. Free memory was 178.4 MB in the beginning and 161.9 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1380.46 ms. Allocated memory was 200.3 MB in the beginning and 229.6 MB in the end (delta: 29.4 MB). Free memory was 161.9 MB in the beginning and 187.6 MB in the end (delta: -25.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 30]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 23 locations, 1 error locations. Result: SAFE, OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 42 SDtfs, 35 SDslu, 71 SDs, 0 SdLazy, 109 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 7 NumberOfFragments, 47 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 42 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 47 ConstructedInterpolants, 0 QuantifiedInterpolants, 3029 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...