/usr/bin/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 0.1.25-86f66a4 [2020-07-07 11:18:25,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 11:18:25,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 11:18:25,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 11:18:25,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 11:18:25,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 11:18:25,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 11:18:25,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 11:18:25,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 11:18:25,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 11:18:25,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 11:18:25,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 11:18:25,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 11:18:25,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 11:18:25,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 11:18:25,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 11:18:25,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 11:18:25,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 11:18:25,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 11:18:25,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 11:18:25,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 11:18:25,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 11:18:25,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 11:18:25,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 11:18:25,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 11:18:25,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 11:18:25,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 11:18:25,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 11:18:25,855 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 [2020-07-07 11:18:25,870 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 11:18:25,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 11:18:25,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 11:18:25,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 11:18:25,871 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 11:18:25,872 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 11:18:25,872 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 11:18:25,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 11:18:25,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 11:18:25,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 11:18:25,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 11:18:25,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 11:18:25,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 11:18:25,873 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 11:18:25,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 11:18:25,874 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 11:18:25,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 11:18:25,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 11:18:25,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 11:18:25,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 11:18:25,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 11:18:25,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 11:18:25,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 11:18:25,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 11:18:25,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 11:18:25,875 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 11:18:25,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 11:18:25,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 11:18:25,876 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 11:18:25,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 11:18:26,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 11:18:26,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 11:18:26,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 11:18:26,186 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 11:18:26,186 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 11:18:26,186 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test11.c [2020-07-07 11:18:26,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e570b16/6d32681d434740ab8bb524becec0efac/FLAG4e6a46561 [2020-07-07 11:18:26,723 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 11:18:26,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test11.c [2020-07-07 11:18:26,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e570b16/6d32681d434740ab8bb524becec0efac/FLAG4e6a46561 [2020-07-07 11:18:27,139 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e570b16/6d32681d434740ab8bb524becec0efac [2020-07-07 11:18:27,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 11:18:27,151 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 11:18:27,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 11:18:27,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 11:18:27,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 11:18:27,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:18:27" (1/1) ... [2020-07-07 11:18:27,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a115dbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:18:27, skipping insertion in model container [2020-07-07 11:18:27,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:18:27" (1/1) ... [2020-07-07 11:18:27,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 11:18:27,189 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 11:18:27,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:18:27,370 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 11:18:27,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:18:27,406 INFO L208 MainTranslator]: Completed translation [2020-07-07 11:18:27,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:18:27 WrapperNode [2020-07-07 11:18:27,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 11:18:27,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 11:18:27,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 11:18:27,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 11:18:27,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:18:27" (1/1) ... [2020-07-07 11:18:27,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:18:27" (1/1) ... [2020-07-07 11:18:27,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:18:27" (1/1) ... [2020-07-07 11:18:27,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:18:27" (1/1) ... [2020-07-07 11:18:27,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:18:27" (1/1) ... [2020-07-07 11:18:27,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:18:27" (1/1) ... [2020-07-07 11:18:27,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:18:27" (1/1) ... [2020-07-07 11:18:27,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 11:18:27,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 11:18:27,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 11:18:27,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 11:18:27,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:18:27" (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 [2020-07-07 11:18:27,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 11:18:27,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 11:18:27,597 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2020-07-07 11:18:27,597 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 11:18:27,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 11:18:27,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 11:18:27,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-07-07 11:18:27,598 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2020-07-07 11:18:27,598 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 11:18:27,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 11:18:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 11:18:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 11:18:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 11:18:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 11:18:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 11:18:27,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 11:18:27,923 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 11:18:27,924 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-07 11:18:27,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:18:27 BoogieIcfgContainer [2020-07-07 11:18:27,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 11:18:27,932 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 11:18:27,932 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 11:18:27,934 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 11:18:27,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 11:18:27" (1/3) ... [2020-07-07 11:18:27,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fbc0bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:18:27, skipping insertion in model container [2020-07-07 11:18:27,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:18:27" (2/3) ... [2020-07-07 11:18:27,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fbc0bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:18:27, skipping insertion in model container [2020-07-07 11:18:27,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:18:27" (3/3) ... [2020-07-07 11:18:27,940 INFO L109 eAbstractionObserver]: Analyzing ICFG test11.c [2020-07-07 11:18:27,949 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 11:18:27,957 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 11:18:27,971 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 11:18:27,996 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 11:18:27,996 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 11:18:27,996 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 11:18:27,996 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 11:18:27,996 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 11:18:27,996 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 11:18:27,997 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 11:18:27,997 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 11:18:28,016 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2020-07-07 11:18:28,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-07-07 11:18:28,022 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:18:28,023 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:18:28,023 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:18:28,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:18:28,030 INFO L82 PathProgramCache]: Analyzing trace with hash -722462527, now seen corresponding path program 1 times [2020-07-07 11:18:28,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:18:28,039 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415128758] [2020-07-07 11:18:28,039 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:18:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:18:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:18:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:18:28,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:18:28,334 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415128758] [2020-07-07 11:18:28,335 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:18:28,336 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 11:18:28,337 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902329902] [2020-07-07 11:18:28,342 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 11:18:28,343 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:18:28,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 11:18:28,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-07 11:18:28,362 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 5 states. [2020-07-07 11:18:28,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:18:28,490 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions. [2020-07-07 11:18:28,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-07 11:18:28,492 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2020-07-07 11:18:28,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:18:28,502 INFO L225 Difference]: With dead ends: 31 [2020-07-07 11:18:28,503 INFO L226 Difference]: Without dead ends: 19 [2020-07-07 11:18:28,507 INFO L675 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 [2020-07-07 11:18:28,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2020-07-07 11:18:28,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2020-07-07 11:18:28,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-07-07 11:18:28,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions. [2020-07-07 11:18:28,552 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 21 transitions. Word has length 15 [2020-07-07 11:18:28,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:18:28,552 INFO L479 AbstractCegarLoop]: Abstraction has 19 states and 21 transitions. [2020-07-07 11:18:28,553 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 11:18:28,553 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2020-07-07 11:18:28,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-07-07 11:18:28,554 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:18:28,554 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:18:28,555 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 11:18:28,555 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:18:28,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:18:28,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1499811687, now seen corresponding path program 1 times [2020-07-07 11:18:28,556 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:18:28,556 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757191056] [2020-07-07 11:18:28,557 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:18:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:18:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:18:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:18:28,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:18:28,740 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757191056] [2020-07-07 11:18:28,740 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:18:28,741 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-07 11:18:28,741 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521689688] [2020-07-07 11:18:28,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-07 11:18:28,745 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:18:28,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-07 11:18:28,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:18:28,746 INFO L87 Difference]: Start difference. First operand 19 states and 21 transitions. Second operand 7 states. [2020-07-07 11:18:28,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:18:28,877 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2020-07-07 11:18:28,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-07 11:18:28,878 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2020-07-07 11:18:28,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:18:28,879 INFO L225 Difference]: With dead ends: 21 [2020-07-07 11:18:28,879 INFO L226 Difference]: Without dead ends: 19 [2020-07-07 11:18:28,880 INFO L675 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 [2020-07-07 11:18:28,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2020-07-07 11:18:28,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2020-07-07 11:18:28,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-07-07 11:18:28,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 20 transitions. [2020-07-07 11:18:28,893 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 20 transitions. Word has length 17 [2020-07-07 11:18:28,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:18:28,893 INFO L479 AbstractCegarLoop]: Abstraction has 19 states and 20 transitions. [2020-07-07 11:18:28,893 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-07 11:18:28,894 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2020-07-07 11:18:28,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-07 11:18:28,896 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:18:28,897 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:18:28,899 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 11:18:28,899 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:18:28,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:18:28,900 INFO L82 PathProgramCache]: Analyzing trace with hash -750476091, now seen corresponding path program 1 times [2020-07-07 11:18:28,900 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:18:28,901 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007470971] [2020-07-07 11:18:28,901 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:18:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:18:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:18:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:18:29,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:18:29,022 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007470971] [2020-07-07 11:18:29,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:18:29,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 11:18:29,023 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556707079] [2020-07-07 11:18:29,023 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 11:18:29,024 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:18:29,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 11:18:29,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-07 11:18:29,025 INFO L87 Difference]: Start difference. First operand 19 states and 20 transitions. Second operand 5 states. [2020-07-07 11:18:29,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:18:29,105 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2020-07-07 11:18:29,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-07 11:18:29,105 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2020-07-07 11:18:29,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:18:29,106 INFO L225 Difference]: With dead ends: 19 [2020-07-07 11:18:29,106 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 11:18:29,107 INFO L675 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 [2020-07-07 11:18:29,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 11:18:29,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 11:18:29,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 11:18:29,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 11:18:29,109 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2020-07-07 11:18:29,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:18:29,109 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 11:18:29,109 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 11:18:29,109 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 11:18:29,109 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 11:18:29,110 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 11:18:29,113 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 11:18:29,194 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:18:29,195 INFO L264 CegarLoopResult]: 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|)) [2020-07-07 11:18:29,195 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:18:29,195 INFO L268 CegarLoopResult]: For program point get_dummyFINAL(lines 7 10) no Hoare annotation was computed. [2020-07-07 11:18:29,196 INFO L268 CegarLoopResult]: For program point L9-1(line 9) no Hoare annotation was computed. [2020-07-07 11:18:29,196 INFO L271 CegarLoopResult]: At program point get_dummyENTRY(lines 7 10) the Hoare annotation is: true [2020-07-07 11:18:29,196 INFO L268 CegarLoopResult]: For program point get_dummyEXIT(lines 7 10) no Hoare annotation was computed. [2020-07-07 11:18:29,196 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:18:29,196 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-07 11:18:29,196 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 11:18:29,197 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:18:29,197 INFO L264 CegarLoopResult]: At program point L25(lines 12 32) the Hoare annotation is: false [2020-07-07 11:18:29,197 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 12 32) no Hoare annotation was computed. [2020-07-07 11:18:29,197 INFO L268 CegarLoopResult]: For program point L19(line 19) no Hoare annotation was computed. [2020-07-07 11:18:29,197 INFO L264 CegarLoopResult]: At program point L17(line 17) the Hoare annotation is: (and (= |main_~#c~0.offset| main_~pc~0.offset) (= main_~pc~0.base |main_~#c~0.base|) (not (= 0 main_~pc~0.base))) [2020-07-07 11:18:29,198 INFO L268 CegarLoopResult]: For program point L19-2(line 19) no Hoare annotation was computed. [2020-07-07 11:18:29,198 INFO L268 CegarLoopResult]: For program point L17-1(line 17) no Hoare annotation was computed. [2020-07-07 11:18:29,198 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 12 32) no Hoare annotation was computed. [2020-07-07 11:18:29,198 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2020-07-07 11:18:29,199 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 12 32) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)) [2020-07-07 11:18:29,199 INFO L268 CegarLoopResult]: For program point L24(lines 24 26) no Hoare annotation was computed. [2020-07-07 11:18:29,199 INFO L268 CegarLoopResult]: For program point L18(lines 18 19) no Hoare annotation was computed. [2020-07-07 11:18:29,199 INFO L268 CegarLoopResult]: For program point L18-2(lines 18 21) no Hoare annotation was computed. [2020-07-07 11:18:29,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 11:18:29 BoogieIcfgContainer [2020-07-07 11:18:29,213 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 11:18:29,217 INFO L168 Benchmark]: Toolchain (without parser) took 2064.39 ms. Allocated memory was 144.7 MB in the beginning and 233.3 MB in the end (delta: 88.6 MB). Free memory was 102.7 MB in the beginning and 187.5 MB in the end (delta: -84.7 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-07-07 11:18:29,218 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 11:18:29,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.22 ms. Allocated memory is still 144.7 MB. Free memory was 102.5 MB in the beginning and 92.5 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2020-07-07 11:18:29,220 INFO L168 Benchmark]: Boogie Preprocessor took 120.46 ms. Allocated memory was 144.7 MB in the beginning and 201.3 MB in the end (delta: 56.6 MB). Free memory was 92.5 MB in the beginning and 178.9 MB in the end (delta: -86.5 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2020-07-07 11:18:29,221 INFO L168 Benchmark]: RCFGBuilder took 402.02 ms. Allocated memory is still 201.3 MB. Free memory was 178.9 MB in the beginning and 162.3 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2020-07-07 11:18:29,222 INFO L168 Benchmark]: TraceAbstraction took 1281.80 ms. Allocated memory was 201.3 MB in the beginning and 233.3 MB in the end (delta: 32.0 MB). Free memory was 162.3 MB in the beginning and 187.5 MB in the end (delta: -25.2 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2020-07-07 11:18:29,227 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 255.22 ms. Allocated memory is still 144.7 MB. Free memory was 102.5 MB in the beginning and 92.5 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.46 ms. Allocated memory was 144.7 MB in the beginning and 201.3 MB in the end (delta: 56.6 MB). Free memory was 92.5 MB in the beginning and 178.9 MB in the end (delta: -86.5 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 402.02 ms. Allocated memory is still 201.3 MB. Free memory was 178.9 MB in the beginning and 162.3 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1281.80 ms. Allocated memory was 201.3 MB in the beginning and 233.3 MB in the end (delta: 32.0 MB). Free memory was 162.3 MB in the beginning and 187.5 MB in the end (delta: -25.2 MB). Peak memory consumption was 6.8 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. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 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, 0.2s 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, 0.1s SatisfiabilityAnalysisTime, 0.3s 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...