/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/heap-data/quick_sort_split.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 00:37:37,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 00:37:37,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 00:37:37,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 00:37:37,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 00:37:37,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 00:37:37,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 00:37:37,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 00:37:37,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 00:37:37,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 00:37:37,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 00:37:37,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 00:37:37,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 00:37:37,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 00:37:37,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 00:37:37,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 00:37:37,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 00:37:37,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 00:37:37,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 00:37:37,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 00:37:37,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 00:37:37,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 00:37:37,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 00:37:37,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 00:37:37,176 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 00:37:37,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 00:37:37,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 00:37:37,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 00:37:37,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 00:37:37,205 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 00:37:37,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 00:37:37,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 00:37:37,207 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 00:37:37,207 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 00:37:37,207 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 00:37:37,207 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 00:37:37,207 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 00:37:37,208 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 00:37:37,208 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 00:37:37,208 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 00:37:37,208 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 00:37:37,208 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 00:37:37,209 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 00:37:37,209 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 00:37:37,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 00:37:37,210 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 00:37:37,210 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 00:37:37,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 00:37:37,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 00:37:37,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 00:37:37,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 00:37:37,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 00:37:37,211 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 00:37:37,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 00:37:37,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 00:37:37,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 00:37:37,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 00:37:37,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 00:37:37,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 00:37:37,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 00:37:37,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 00:37:37,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 00:37:37,213 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 00:37:37,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 00:37:37,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 00:37:37,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 00:37:37,214 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 00:37:37,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 00:37:37,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 00:37:37,539 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 00:37:37,540 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 00:37:37,541 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 00:37:37,541 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/quick_sort_split.i [2019-11-24 00:37:37,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b06ea570d/11f63ee70ead4b7a813cb6a590c7f239/FLAG8a4094968 [2019-11-24 00:37:38,163 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 00:37:38,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/quick_sort_split.i [2019-11-24 00:37:38,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b06ea570d/11f63ee70ead4b7a813cb6a590c7f239/FLAG8a4094968 [2019-11-24 00:37:38,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b06ea570d/11f63ee70ead4b7a813cb6a590c7f239 [2019-11-24 00:37:38,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 00:37:38,455 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 00:37:38,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 00:37:38,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 00:37:38,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 00:37:38,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:37:38" (1/1) ... [2019-11-24 00:37:38,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34aae3c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:38, skipping insertion in model container [2019-11-24 00:37:38,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:37:38" (1/1) ... [2019-11-24 00:37:38,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 00:37:38,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 00:37:38,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 00:37:38,912 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 00:37:38,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 00:37:39,016 INFO L208 MainTranslator]: Completed translation [2019-11-24 00:37:39,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39 WrapperNode [2019-11-24 00:37:39,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 00:37:39,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 00:37:39,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 00:37:39,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 00:37:39,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39" (1/1) ... [2019-11-24 00:37:39,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39" (1/1) ... [2019-11-24 00:37:39,071 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 00:37:39,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 00:37:39,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 00:37:39,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 00:37:39,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39" (1/1) ... [2019-11-24 00:37:39,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39" (1/1) ... [2019-11-24 00:37:39,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39" (1/1) ... [2019-11-24 00:37:39,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39" (1/1) ... [2019-11-24 00:37:39,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39" (1/1) ... [2019-11-24 00:37:39,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39" (1/1) ... [2019-11-24 00:37:39,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39" (1/1) ... [2019-11-24 00:37:39,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 00:37:39,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 00:37:39,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 00:37:39,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 00:37:39,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39" (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 [2019-11-24 00:37:39,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 00:37:39,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 00:37:39,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 00:37:39,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 00:37:39,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 00:37:39,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 00:37:39,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 00:37:39,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 00:37:39,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 00:37:39,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 00:37:39,823 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 00:37:39,824 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-24 00:37:39,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:37:39 BoogieIcfgContainer [2019-11-24 00:37:39,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 00:37:39,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 00:37:39,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 00:37:39,831 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 00:37:39,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:37:38" (1/3) ... [2019-11-24 00:37:39,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1943364b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:37:39, skipping insertion in model container [2019-11-24 00:37:39,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:37:39" (2/3) ... [2019-11-24 00:37:39,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1943364b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:37:39, skipping insertion in model container [2019-11-24 00:37:39,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:37:39" (3/3) ... [2019-11-24 00:37:39,836 INFO L109 eAbstractionObserver]: Analyzing ICFG quick_sort_split.i [2019-11-24 00:37:39,847 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 00:37:39,856 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-24 00:37:39,869 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-24 00:37:39,896 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 00:37:39,896 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 00:37:39,897 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 00:37:39,897 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 00:37:39,897 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 00:37:39,898 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 00:37:39,898 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 00:37:39,898 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 00:37:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states. [2019-11-24 00:37:39,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-24 00:37:39,924 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 00:37:39,925 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-24 00:37:39,925 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 00:37:39,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 00:37:39,933 INFO L82 PathProgramCache]: Analyzing trace with hash -1046326799, now seen corresponding path program 1 times [2019-11-24 00:37:39,944 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 00:37:39,945 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24963141] [2019-11-24 00:37:39,945 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 00:37:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 00:37:40,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 00:37:40,076 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24963141] [2019-11-24 00:37:40,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 00:37:40,077 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 00:37:40,078 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106687365] [2019-11-24 00:37:40,083 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 00:37:40,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 00:37:40,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 00:37:40,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 00:37:40,106 INFO L87 Difference]: Start difference. First operand 16 states. Second operand 2 states. [2019-11-24 00:37:40,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 00:37:40,126 INFO L93 Difference]: Finished difference Result 29 states and 39 transitions. [2019-11-24 00:37:40,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 00:37:40,128 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 7 [2019-11-24 00:37:40,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 00:37:40,140 INFO L225 Difference]: With dead ends: 29 [2019-11-24 00:37:40,140 INFO L226 Difference]: Without dead ends: 15 [2019-11-24 00:37:40,144 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 00:37:40,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2019-11-24 00:37:40,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2019-11-24 00:37:40,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2019-11-24 00:37:40,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 18 transitions. [2019-11-24 00:37:40,186 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 18 transitions. Word has length 7 [2019-11-24 00:37:40,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 00:37:40,187 INFO L462 AbstractCegarLoop]: Abstraction has 15 states and 18 transitions. [2019-11-24 00:37:40,187 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 00:37:40,187 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2019-11-24 00:37:40,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 00:37:40,188 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 00:37:40,188 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 00:37:40,188 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 00:37:40,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 00:37:40,189 INFO L82 PathProgramCache]: Analyzing trace with hash -770041418, now seen corresponding path program 1 times [2019-11-24 00:37:40,189 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 00:37:40,190 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784241076] [2019-11-24 00:37:40,190 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 00:37:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 00:37:40,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 00:37:40,250 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784241076] [2019-11-24 00:37:40,250 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 00:37:40,251 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 00:37:40,251 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238615230] [2019-11-24 00:37:40,253 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 00:37:40,253 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 00:37:40,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 00:37:40,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 00:37:40,254 INFO L87 Difference]: Start difference. First operand 15 states and 18 transitions. Second operand 3 states. [2019-11-24 00:37:40,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 00:37:40,270 INFO L93 Difference]: Finished difference Result 21 states and 25 transitions. [2019-11-24 00:37:40,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 00:37:40,271 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2019-11-24 00:37:40,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 00:37:40,272 INFO L225 Difference]: With dead ends: 21 [2019-11-24 00:37:40,272 INFO L226 Difference]: Without dead ends: 11 [2019-11-24 00:37:40,273 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 00:37:40,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2019-11-24 00:37:40,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2019-11-24 00:37:40,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2019-11-24 00:37:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 13 transitions. [2019-11-24 00:37:40,277 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 13 transitions. Word has length 8 [2019-11-24 00:37:40,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 00:37:40,277 INFO L462 AbstractCegarLoop]: Abstraction has 11 states and 13 transitions. [2019-11-24 00:37:40,277 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 00:37:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2019-11-24 00:37:40,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-24 00:37:40,278 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 00:37:40,278 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 00:37:40,279 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 00:37:40,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 00:37:40,280 INFO L82 PathProgramCache]: Analyzing trace with hash 1899907207, now seen corresponding path program 1 times [2019-11-24 00:37:40,280 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 00:37:40,281 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303345569] [2019-11-24 00:37:40,281 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 00:37:40,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 00:37:40,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 00:37:40,338 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303345569] [2019-11-24 00:37:40,339 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 00:37:40,339 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 00:37:40,339 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946969049] [2019-11-24 00:37:40,340 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 00:37:40,340 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 00:37:40,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 00:37:40,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 00:37:40,342 INFO L87 Difference]: Start difference. First operand 11 states and 13 transitions. Second operand 3 states. [2019-11-24 00:37:40,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 00:37:40,363 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2019-11-24 00:37:40,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 00:37:40,365 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-24 00:37:40,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 00:37:40,365 INFO L225 Difference]: With dead ends: 12 [2019-11-24 00:37:40,366 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 00:37:40,367 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 00:37:40,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 00:37:40,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 00:37:40,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 00:37:40,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 00:37:40,368 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2019-11-24 00:37:40,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 00:37:40,369 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 00:37:40,369 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 00:37:40,369 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 00:37:40,370 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 00:37:40,375 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 00:37:40,422 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 599) no Hoare annotation was computed. [2019-11-24 00:37:40,422 INFO L444 ceAbstractionStarter]: For program point L597-1(lines 580 602) no Hoare annotation was computed. [2019-11-24 00:37:40,422 INFO L444 ceAbstractionStarter]: For program point L593(lines 593 594) no Hoare annotation was computed. [2019-11-24 00:37:40,422 INFO L444 ceAbstractionStarter]: For program point L593-2(lines 593 594) no Hoare annotation was computed. [2019-11-24 00:37:40,423 INFO L440 ceAbstractionStarter]: At program point L585-2(lines 585 591) the Hoare annotation is: (and (= ULTIMATE.start_main_~high~0.offset 0) (= ULTIMATE.start_main_~low~0.base 0) (= 0 ULTIMATE.start_main_~high~0.base) (= 0 ULTIMATE.start_main_~low~0.offset)) [2019-11-24 00:37:40,423 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-24 00:37:40,423 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 594) no Hoare annotation was computed. [2019-11-24 00:37:40,423 INFO L444 ceAbstractionStarter]: For program point L598(lines 598 599) no Hoare annotation was computed. [2019-11-24 00:37:40,423 INFO L444 ceAbstractionStarter]: For program point L598-2(lines 598 599) no Hoare annotation was computed. [2019-11-24 00:37:40,424 INFO L444 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2019-11-24 00:37:40,424 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 00:37:40,424 INFO L444 ceAbstractionStarter]: For program point L599(line 599) no Hoare annotation was computed. [2019-11-24 00:37:40,424 INFO L447 ceAbstractionStarter]: At program point L562-1(lines 562 577) the Hoare annotation is: true [2019-11-24 00:37:40,424 INFO L444 ceAbstractionStarter]: For program point L571-1(lines 571 577) no Hoare annotation was computed. [2019-11-24 00:37:40,424 INFO L447 ceAbstractionStarter]: At program point L571-3(lines 571 577) the Hoare annotation is: true [2019-11-24 00:37:40,425 INFO L444 ceAbstractionStarter]: For program point L592-1(lines 580 602) no Hoare annotation was computed. [2019-11-24 00:37:40,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:37:40 BoogieIcfgContainer [2019-11-24 00:37:40,444 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 00:37:40,448 INFO L168 Benchmark]: Toolchain (without parser) took 1990.72 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 102.2 MB in the beginning and 93.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 73.5 MB. Max. memory is 7.1 GB. [2019-11-24 00:37:40,450 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 00:37:40,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.17 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 101.9 MB in the beginning and 169.3 MB in the end (delta: -67.3 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-11-24 00:37:40,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.14 ms. Allocated memory is still 203.4 MB. Free memory was 169.3 MB in the beginning and 167.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 00:37:40,455 INFO L168 Benchmark]: Boogie Preprocessor took 33.65 ms. Allocated memory is still 203.4 MB. Free memory was 167.3 MB in the beginning and 164.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-11-24 00:37:40,457 INFO L168 Benchmark]: RCFGBuilder took 720.15 ms. Allocated memory is still 203.4 MB. Free memory was 164.9 MB in the beginning and 127.0 MB in the end (delta: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. [2019-11-24 00:37:40,462 INFO L168 Benchmark]: TraceAbstraction took 616.86 ms. Allocated memory is still 203.4 MB. Free memory was 127.0 MB in the beginning and 93.2 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2019-11-24 00:37:40,472 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 138.9 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 563.17 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 101.9 MB in the beginning and 169.3 MB in the end (delta: -67.3 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 52.14 ms. Allocated memory is still 203.4 MB. Free memory was 169.3 MB in the beginning and 167.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 33.65 ms. Allocated memory is still 203.4 MB. Free memory was 167.3 MB in the beginning and 164.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 720.15 ms. Allocated memory is still 203.4 MB. Free memory was 164.9 MB in the beginning and 127.0 MB in the end (delta: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 616.86 ms. Allocated memory is still 203.4 MB. Free memory was 127.0 MB in the beginning and 93.2 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 599]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 594]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: ((high == 0 && low == 0) && 0 == high) && 0 == low - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 16 locations, 2 error locations. Result: SAFE, OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 37 SDtfs, 8 SDslu, 6 SDs, 0 SdLazy, 5 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred 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, 3 LocationsWithAnnotation, 3 PreInvPairs, 5 NumberOfFragments, 15 HoareAnnotationTreeSize, 3 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 377 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...