./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f48e7b9931723f1165b5bb8f3d86571b9aa1aa14 ......................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:32:02,272 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:32:02,274 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:32:02,282 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:32:02,282 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:32:02,283 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:32:02,284 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:32:02,285 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:32:02,286 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:32:02,287 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:32:02,287 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:32:02,288 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:32:02,288 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:32:02,289 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:32:02,289 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:32:02,290 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:32:02,290 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:32:02,291 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:32:02,292 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:32:02,293 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:32:02,294 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:32:02,295 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:32:02,296 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:32:02,297 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:32:02,297 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:32:02,297 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:32:02,298 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:32:02,298 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:32:02,299 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:32:02,299 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:32:02,300 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:32:02,300 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:32:02,300 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:32:02,301 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:32:02,301 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:32:02,302 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:32:02,302 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:32:02,309 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:32:02,309 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:32:02,310 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:32:02,310 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:32:02,311 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:32:02,311 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:32:02,311 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:32:02,311 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:32:02,312 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:32:02,312 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:32:02,312 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:32:02,312 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:32:02,312 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:32:02,312 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:32:02,312 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:32:02,313 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:32:02,313 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:32:02,313 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:32:02,313 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:32:02,313 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:32:02,313 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:32:02,314 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:32:02,314 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:32:02,314 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:32:02,314 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:32:02,314 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:32:02,314 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:32:02,314 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:32:02,315 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:32:02,315 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:32:02,315 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f48e7b9931723f1165b5bb8f3d86571b9aa1aa14 [2018-11-28 11:32:02,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:32:02,349 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:32:02,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:32:02,353 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:32:02,353 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:32:02,354 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/../../sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c [2018-11-28 11:32:02,400 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/data/e5cd968f9/b7d9d74137ca41e89e184282068d4daa/FLAGb2c5835cd [2018-11-28 11:32:02,755 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:32:02,755 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c [2018-11-28 11:32:02,760 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/data/e5cd968f9/b7d9d74137ca41e89e184282068d4daa/FLAGb2c5835cd [2018-11-28 11:32:02,772 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/data/e5cd968f9/b7d9d74137ca41e89e184282068d4daa [2018-11-28 11:32:02,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:32:02,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:32:02,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:32:02,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:32:02,780 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:32:02,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:32:02" (1/1) ... [2018-11-28 11:32:02,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e49336c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02, skipping insertion in model container [2018-11-28 11:32:02,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:32:02" (1/1) ... [2018-11-28 11:32:02,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:32:02,801 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:32:02,917 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:32:02,920 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:32:02,929 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:32:02,937 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:32:02,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02 WrapperNode [2018-11-28 11:32:02,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:32:02,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:32:02,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:32:02,938 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:32:02,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02" (1/1) ... [2018-11-28 11:32:02,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02" (1/1) ... [2018-11-28 11:32:02,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:32:02,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:32:02,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:32:02,950 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:32:02,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02" (1/1) ... [2018-11-28 11:32:02,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02" (1/1) ... [2018-11-28 11:32:02,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02" (1/1) ... [2018-11-28 11:32:02,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02" (1/1) ... [2018-11-28 11:32:02,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02" (1/1) ... [2018-11-28 11:32:02,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02" (1/1) ... [2018-11-28 11:32:02,960 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02" (1/1) ... [2018-11-28 11:32:02,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:32:02,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:32:02,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:32:02,961 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:32:02,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/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 [2018-11-28 11:32:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:32:03,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:32:03,044 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2018-11-28 11:32:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2018-11-28 11:32:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:32:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:32:03,045 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:32:03,045 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:32:03,136 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:32:03,136 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 11:32:03,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:32:03 BoogieIcfgContainer [2018-11-28 11:32:03,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:32:03,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:32:03,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:32:03,139 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:32:03,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:32:02" (1/3) ... [2018-11-28 11:32:03,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b36cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:32:03, skipping insertion in model container [2018-11-28 11:32:03,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:02" (2/3) ... [2018-11-28 11:32:03,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b36cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:32:03, skipping insertion in model container [2018-11-28 11:32:03,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:32:03" (3/3) ... [2018-11-28 11:32:03,141 INFO L112 eAbstractionObserver]: Analyzing ICFG recHanoi02_true-unreach-call_true-no-overflow_true-termination.c [2018-11-28 11:32:03,147 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:32:03,151 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:32:03,162 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:32:03,182 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:32:03,182 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:32:03,182 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:32:03,182 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:32:03,183 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:32:03,183 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:32:03,183 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:32:03,183 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:32:03,183 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:32:03,193 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2018-11-28 11:32:03,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-28 11:32:03,197 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:32:03,197 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:32:03,199 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:32:03,202 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:03,202 INFO L82 PathProgramCache]: Analyzing trace with hash 913793727, now seen corresponding path program 1 times [2018-11-28 11:32:03,203 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:03,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:03,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:03,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:03,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:32:03,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:32:03,320 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:32:03,320 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:32:03,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:32:03,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:32:03,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:32:03,337 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 5 states. [2018-11-28 11:32:03,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:32:03,369 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2018-11-28 11:32:03,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:32:03,371 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-11-28 11:32:03,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:32:03,379 INFO L225 Difference]: With dead ends: 33 [2018-11-28 11:32:03,379 INFO L226 Difference]: Without dead ends: 19 [2018-11-28 11:32:03,382 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:32:03,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-11-28 11:32:03,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2018-11-28 11:32:03,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-11-28 11:32:03,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 20 transitions. [2018-11-28 11:32:03,412 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 20 transitions. Word has length 14 [2018-11-28 11:32:03,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:32:03,413 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 20 transitions. [2018-11-28 11:32:03,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:32:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-11-28 11:32:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-28 11:32:03,414 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:32:03,414 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:32:03,414 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:32:03,415 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:03,415 INFO L82 PathProgramCache]: Analyzing trace with hash -1998834103, now seen corresponding path program 1 times [2018-11-28 11:32:03,415 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:03,415 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:03,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:03,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:03,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:32:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-28 11:32:03,492 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:32:03,493 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 11:32:03,494 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:32:03,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:32:03,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:32:03,495 INFO L87 Difference]: Start difference. First operand 19 states and 20 transitions. Second operand 7 states. [2018-11-28 11:32:03,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:32:03,521 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2018-11-28 11:32:03,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:32:03,522 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-11-28 11:32:03,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:32:03,522 INFO L225 Difference]: With dead ends: 19 [2018-11-28 11:32:03,522 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 11:32:03,523 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:32:03,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 11:32:03,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 11:32:03,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 11:32:03,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:32:03,523 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2018-11-28 11:32:03,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:32:03,523 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:32:03,523 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:32:03,523 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:32:03,524 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 11:32:03,526 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 11:32:03,536 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-28 11:32:03,536 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:32:03,537 INFO L448 ceAbstractionStarter]: For program point hanoiEXIT(lines 18 23) no Hoare annotation was computed. [2018-11-28 11:32:03,537 INFO L451 ceAbstractionStarter]: At program point hanoiENTRY(lines 18 23) the Hoare annotation is: true [2018-11-28 11:32:03,537 INFO L448 ceAbstractionStarter]: For program point hanoiFINAL(lines 18 23) no Hoare annotation was computed. [2018-11-28 11:32:03,537 INFO L451 ceAbstractionStarter]: At program point L22(line 22) the Hoare annotation is: true [2018-11-28 11:32:03,537 INFO L448 ceAbstractionStarter]: For program point L22-1(line 22) no Hoare annotation was computed. [2018-11-28 11:32:03,537 INFO L448 ceAbstractionStarter]: For program point L19(lines 19 21) no Hoare annotation was computed. [2018-11-28 11:32:03,537 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:32:03,537 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-28 11:32:03,537 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 11:32:03,537 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:32:03,537 INFO L448 ceAbstractionStarter]: For program point L32(lines 32 36) no Hoare annotation was computed. [2018-11-28 11:32:03,537 INFO L451 ceAbstractionStarter]: At program point L31(line 31) the Hoare annotation is: true [2018-11-28 11:32:03,537 INFO L448 ceAbstractionStarter]: For program point L31-1(line 31) no Hoare annotation was computed. [2018-11-28 11:32:03,537 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 26 37) the Hoare annotation is: true [2018-11-28 11:32:03,537 INFO L448 ceAbstractionStarter]: For program point L28(lines 28 30) no Hoare annotation was computed. [2018-11-28 11:32:03,537 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 26 37) no Hoare annotation was computed. [2018-11-28 11:32:03,538 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 35) no Hoare annotation was computed. [2018-11-28 11:32:03,538 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 26 37) no Hoare annotation was computed. [2018-11-28 11:32:03,538 INFO L448 ceAbstractionStarter]: For program point L35(line 35) no Hoare annotation was computed. [2018-11-28 11:32:03,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:32:03 BoogieIcfgContainer [2018-11-28 11:32:03,540 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:32:03,540 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:32:03,540 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:32:03,540 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:32:03,540 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:32:03" (3/4) ... [2018-11-28 11:32:03,543 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 11:32:03,547 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 11:32:03,547 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hanoi [2018-11-28 11:32:03,547 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 11:32:03,550 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-28 11:32:03,551 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 11:32:03,551 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 11:32:03,576 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7367f28d-0343-4ab0-9fb1-2f69a70e4e2d/bin-2019/uautomizer/witness.graphml [2018-11-28 11:32:03,577 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:32:03,577 INFO L168 Benchmark]: Toolchain (without parser) took 802.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -114.3 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:32:03,578 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:32:03,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 160.78 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:32:03,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 12.75 ms. Allocated memory is still 1.0 GB. Free memory is still 943.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:32:03,579 INFO L168 Benchmark]: Boogie Preprocessor took 10.23 ms. Allocated memory is still 1.0 GB. Free memory is still 943.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:32:03,579 INFO L168 Benchmark]: RCFGBuilder took 176.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 943.7 MB in the beginning and 1.1 GB in the end (delta: -170.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:32:03,579 INFO L168 Benchmark]: TraceAbstraction took 402.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:32:03,580 INFO L168 Benchmark]: Witness Printer took 36.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:32:03,582 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 160.78 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 12.75 ms. Allocated memory is still 1.0 GB. Free memory is still 943.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.23 ms. Allocated memory is still 1.0 GB. Free memory is still 943.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 176.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 943.7 MB in the beginning and 1.1 GB in the end (delta: -170.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 402.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Witness Printer took 36.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 35]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 21 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 39 SDtfs, 2 SDslu, 124 SDs, 0 SdLazy, 19 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 9 PreInvPairs, 9 NumberOfFragments, 7 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 900 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...