./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 750a1ab7397e44f2b5a951260f4479cbcd135f37 ..................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 750a1ab7397e44f2b5a951260f4479cbcd135f37 ....................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:37:24,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:37:24,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:37:24,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:37:24,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:37:24,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:37:24,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:37:24,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:37:24,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:37:24,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:37:24,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:37:24,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:37:24,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:37:24,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:37:24,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:37:24,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:37:24,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:37:24,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:37:24,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:37:24,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:37:24,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:37:24,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:37:24,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:37:24,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:37:24,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:37:24,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:37:24,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:37:24,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:37:24,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:37:24,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:37:24,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:37:24,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:37:24,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:37:24,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:37:24,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:37:24,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:37:24,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:37:24,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:37:24,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:37:24,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:37:24,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:37:24,257 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-28 07:37:24,298 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:37:24,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:37:24,300 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:37:24,300 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:37:24,300 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:37:24,300 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:37:24,301 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:37:24,301 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:37:24,301 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:37:24,301 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:37:24,302 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:37:24,303 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:37:24,303 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:37:24,303 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:37:24,303 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:37:24,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:37:24,304 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:37:24,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:37:24,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:37:24,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:37:24,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:37:24,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:37:24,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:37:24,306 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:37:24,306 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:37:24,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:37:24,307 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:37:24,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:37:24,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:37:24,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:37:24,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:37:24,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:37:24,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:37:24,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:37:24,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:37:24,310 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:37:24,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:37:24,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:37:24,311 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:37:24,311 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:37:24,311 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 750a1ab7397e44f2b5a951260f4479cbcd135f37 [2020-11-28 07:37:24,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:37:24,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:37:24,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:37:24,672 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:37:24,673 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:37:24,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/../../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2020-11-28 07:37:24,755 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/data/fe3baf0cf/76e96abd3ba642c4bffca87397aeb496/FLAGba1463046 [2020-11-28 07:37:25,366 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:37:25,371 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2020-11-28 07:37:25,393 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/data/fe3baf0cf/76e96abd3ba642c4bffca87397aeb496/FLAGba1463046 [2020-11-28 07:37:25,593 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/data/fe3baf0cf/76e96abd3ba642c4bffca87397aeb496 [2020-11-28 07:37:25,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:37:25,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:37:25,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:37:25,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:37:25,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:37:25,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:37:25" (1/1) ... [2020-11-28 07:37:25,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d621b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:25, skipping insertion in model container [2020-11-28 07:37:25,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:37:25" (1/1) ... [2020-11-28 07:37:25,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:37:25,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:37:26,149 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1690) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1080) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:705) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:706) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1569) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-28 07:37:26,154 INFO L168 Benchmark]: Toolchain (without parser) took 555.09 ms. Allocated memory is still 90.2 MB. Free memory was 56.7 MB in the beginning and 67.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:26,155 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory was 66.8 MB in the beginning and 66.8 MB in the end (delta: 26.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:37:26,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.97 ms. Allocated memory is still 90.2 MB. Free memory was 56.5 MB in the beginning and 67.4 MB in the end (delta: -10.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:26,161 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory was 66.8 MB in the beginning and 66.8 MB in the end (delta: 26.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 549.97 ms. Allocated memory is still 90.2 MB. Free memory was 56.5 MB in the beginning and 67.4 MB in the end (delta: -10.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:37:28,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:37:28,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:37:28,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:37:28,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:37:28,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:37:28,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:37:28,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:37:28,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:37:28,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:37:28,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:37:28,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:37:28,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:37:28,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:37:28,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:37:28,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:37:28,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:37:28,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:37:28,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:37:28,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:37:28,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:37:28,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:37:28,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:37:28,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:37:28,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:37:28,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:37:28,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:37:28,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:37:28,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:37:28,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:37:28,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:37:28,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:37:28,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:37:28,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:37:28,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:37:28,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:37:28,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:37:28,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:37:28,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:37:28,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:37:28,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:37:28,605 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-28 07:37:28,661 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:37:28,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:37:28,662 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:37:28,663 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:37:28,663 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:37:28,663 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:37:28,663 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:37:28,664 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:37:28,664 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:37:28,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:37:28,665 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:37:28,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:37:28,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:37:28,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:37:28,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:37:28,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:37:28,666 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:37:28,667 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:37:28,667 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:37:28,667 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:37:28,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:37:28,667 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:37:28,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:37:28,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:37:28,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:37:28,668 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:37:28,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:37:28,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:37:28,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:37:28,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:37:28,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:37:28,670 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:37:28,670 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:37:28,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:37:28,671 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:37:28,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:37:28,671 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 750a1ab7397e44f2b5a951260f4479cbcd135f37 [2020-11-28 07:37:29,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:37:29,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:37:29,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:37:29,076 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:37:29,079 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:37:29,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/../../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2020-11-28 07:37:29,145 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/data/99a4f7940/d2450f013337473a94245600f4101813/FLAGe980d3223 [2020-11-28 07:37:29,739 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:37:29,739 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2020-11-28 07:37:29,758 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/data/99a4f7940/d2450f013337473a94245600f4101813/FLAGe980d3223 [2020-11-28 07:37:29,996 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/data/99a4f7940/d2450f013337473a94245600f4101813 [2020-11-28 07:37:30,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:37:30,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:37:30,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:37:30,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:37:30,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:37:30,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:37:29" (1/1) ... [2020-11-28 07:37:30,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5056f1b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30, skipping insertion in model container [2020-11-28 07:37:30,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:37:29" (1/1) ... [2020-11-28 07:37:30,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:37:30,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:37:30,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:37:30,542 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 07:37:30,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:37:30,916 INFO L208 MainTranslator]: Completed translation [2020-11-28 07:37:30,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30 WrapperNode [2020-11-28 07:37:30,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:37:30,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 07:37:30,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 07:37:30,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 07:37:30,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30" (1/1) ... [2020-11-28 07:37:30,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30" (1/1) ... [2020-11-28 07:37:30,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 07:37:30,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 07:37:30,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 07:37:30,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 07:37:30,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30" (1/1) ... [2020-11-28 07:37:30,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30" (1/1) ... [2020-11-28 07:37:30,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30" (1/1) ... [2020-11-28 07:37:30,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30" (1/1) ... [2020-11-28 07:37:30,996 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30" (1/1) ... [2020-11-28 07:37:30,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30" (1/1) ... [2020-11-28 07:37:31,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30" (1/1) ... [2020-11-28 07:37:31,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 07:37:31,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 07:37:31,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 07:37:31,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 07:37:31,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/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 [2020-11-28 07:37:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 07:37:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 07:37:31,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 07:37:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 07:37:31,450 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 07:37:31,450 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-11-28 07:37:31,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:37:31 BoogieIcfgContainer [2020-11-28 07:37:31,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 07:37:31,453 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 07:37:31,453 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 07:37:31,456 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 07:37:31,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:37:29" (1/3) ... [2020-11-28 07:37:31,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e8e075f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:37:31, skipping insertion in model container [2020-11-28 07:37:31,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:30" (2/3) ... [2020-11-28 07:37:31,458 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e8e075f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:37:31, skipping insertion in model container [2020-11-28 07:37:31,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:37:31" (3/3) ... [2020-11-28 07:37:31,459 INFO L111 eAbstractionObserver]: Analyzing ICFG float-to-double1.i [2020-11-28 07:37:31,469 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 07:37:31,473 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-28 07:37:31,500 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-28 07:37:31,548 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 07:37:31,548 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 07:37:31,549 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 07:37:31,549 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 07:37:31,549 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 07:37:31,549 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 07:37:31,549 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 07:37:31,550 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 07:37:31,577 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states. [2020-11-28 07:37:31,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-28 07:37:31,581 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:37:31,582 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-11-28 07:37:31,582 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:37:31,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:37:31,587 INFO L82 PathProgramCache]: Analyzing trace with hash 28693859, now seen corresponding path program 1 times [2020-11-28 07:37:31,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-28 07:37:31,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [909899714] [2020-11-28 07:37:31,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-28 07:37:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:37:31,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 07:37:32,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 07:37:33,057 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-11-28 07:37:34,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:37:34,482 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-28 07:37:36,280 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-28 07:37:38,340 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ULTIMATE.start_main_~f~0_6 (_ FloatingPoint 8 24))) (or (fp.isNaN v_ULTIMATE.start_main_~f~0_6) (fp.eq v_ULTIMATE.start_main_~f~0_6 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode v_ULTIMATE.start_main_~f~0_6))))) (forall ((v_ULTIMATE.start_main_~f~0_6 (_ FloatingPoint 8 24))) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode v_ULTIMATE.start_main_~f~0_6)))) (or (fp.isNaN .cse0) (fp.eq v_ULTIMATE.start_main_~f~0_6 .cse0))))) is different from false [2020-11-28 07:37:40,360 WARN L860 $PredicateComparison]: unable to prove that (and (forall ((v_ULTIMATE.start_main_~f~0_6 (_ FloatingPoint 8 24))) (or (fp.isNaN v_ULTIMATE.start_main_~f~0_6) (fp.eq v_ULTIMATE.start_main_~f~0_6 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode v_ULTIMATE.start_main_~f~0_6))))) (forall ((v_ULTIMATE.start_main_~f~0_6 (_ FloatingPoint 8 24))) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode v_ULTIMATE.start_main_~f~0_6)))) (or (fp.isNaN .cse0) (fp.eq v_ULTIMATE.start_main_~f~0_6 .cse0))))) is different from true [2020-11-28 07:37:40,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:37:40,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [909899714] [2020-11-28 07:37:40,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:37:40,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2020-11-28 07:37:40,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720012675] [2020-11-28 07:37:40,368 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 07:37:40,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-28 07:37:40,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 07:37:40,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=12, Unknown=2, NotChecked=6, Total=30 [2020-11-28 07:37:40,384 INFO L87 Difference]: Start difference. First operand 10 states. Second operand 6 states. [2020-11-28 07:37:42,445 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_ULTIMATE.start_main_~f~0_6 (_ FloatingPoint 8 24))) (or (fp.isNaN v_ULTIMATE.start_main_~f~0_6) (fp.eq v_ULTIMATE.start_main_~f~0_6 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode v_ULTIMATE.start_main_~f~0_6))))) (= c_currentRoundingMode roundNearestTiesToEven) (forall ((v_ULTIMATE.start_main_~f~0_6 (_ FloatingPoint 8 24))) (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode v_ULTIMATE.start_main_~f~0_6)))) (or (fp.isNaN .cse0) (fp.eq v_ULTIMATE.start_main_~f~0_6 .cse0))))) is different from false [2020-11-28 07:37:43,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:37:43,541 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2020-11-28 07:37:43,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 07:37:43,557 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 5 [2020-11-28 07:37:43,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:37:43,562 INFO L225 Difference]: With dead ends: 13 [2020-11-28 07:37:43,563 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 07:37:43,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.8s TimeCoverageRelationStatistics Valid=12, Invalid=13, Unknown=3, NotChecked=14, Total=42 [2020-11-28 07:37:43,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 07:37:43,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 07:37:43,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 07:37:43,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 07:37:43,591 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5 [2020-11-28 07:37:43,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:37:43,592 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 07:37:43,592 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 07:37:43,592 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 07:37:43,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 07:37:43,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-28 07:37:43,795 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 07:37:43,797 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 07:37:43,797 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 07:37:43,797 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 07:37:43,798 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 07:37:43,798 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-28 07:37:43,798 INFO L274 CegarLoopResult]: For program point L976(line 976) no Hoare annotation was computed. [2020-11-28 07:37:43,798 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-28 07:37:43,798 INFO L274 CegarLoopResult]: For program point L12-2(line 12) no Hoare annotation was computed. [2020-11-28 07:37:43,798 INFO L274 CegarLoopResult]: For program point L12-3(line 12) no Hoare annotation was computed. [2020-11-28 07:37:43,799 INFO L274 CegarLoopResult]: For program point L969(lines 969 977) no Hoare annotation was computed. [2020-11-28 07:37:43,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 07:37:43 BoogieIcfgContainer [2020-11-28 07:37:43,802 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 07:37:43,803 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 07:37:43,803 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 07:37:43,804 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 07:37:43,805 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:37:31" (3/4) ... [2020-11-28 07:37:43,808 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 07:37:43,821 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-11-28 07:37:43,822 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-28 07:37:43,822 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 07:37:43,823 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 07:37:43,861 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8385ca0a-21fe-4951-bed7-4354d87dbc89/bin/utaipan/witness.graphml [2020-11-28 07:37:43,861 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 07:37:43,864 INFO L168 Benchmark]: Toolchain (without parser) took 13859.12 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 32.3 MB in the beginning and 26.0 MB in the end (delta: 6.3 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:43,865 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 54.5 MB. Free memory was 36.8 MB in the beginning and 36.7 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:37:43,871 INFO L168 Benchmark]: CACSL2BoogieTranslator took 911.87 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 32.1 MB in the beginning and 39.3 MB in the end (delta: -7.2 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:43,873 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.87 ms. Allocated memory is still 69.2 MB. Free memory was 39.3 MB in the beginning and 37.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:43,874 INFO L168 Benchmark]: Boogie Preprocessor took 22.98 ms. Allocated memory is still 69.2 MB. Free memory was 37.1 MB in the beginning and 36.2 MB in the end (delta: 884.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:43,875 INFO L168 Benchmark]: RCFGBuilder took 448.42 ms. Allocated memory is still 69.2 MB. Free memory was 35.7 MB in the beginning and 24.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:43,875 INFO L168 Benchmark]: TraceAbstraction took 12349.54 ms. Allocated memory is still 69.2 MB. Free memory was 24.6 MB in the beginning and 28.6 MB in the end (delta: -4.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:37:43,879 INFO L168 Benchmark]: Witness Printer took 58.02 ms. Allocated memory is still 69.2 MB. Free memory was 28.6 MB in the beginning and 26.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:43,884 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 54.5 MB. Free memory was 36.8 MB in the beginning and 36.7 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 911.87 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 32.1 MB in the beginning and 39.3 MB in the end (delta: -7.2 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.87 ms. Allocated memory is still 69.2 MB. Free memory was 39.3 MB in the beginning and 37.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.98 ms. Allocated memory is still 69.2 MB. Free memory was 37.1 MB in the beginning and 36.2 MB in the end (delta: 884.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 448.42 ms. Allocated memory is still 69.2 MB. Free memory was 35.7 MB in the beginning and 24.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 12349.54 ms. Allocated memory is still 69.2 MB. Free memory was 24.6 MB in the beginning and 28.6 MB in the end (delta: -4.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 58.02 ms. Allocated memory is still 69.2 MB. Free memory was 28.6 MB in the beginning and 26.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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 1 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.2s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 SDtfs, 3 SDslu, 4 SDs, 0 SdLazy, 2 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 8.3s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 1 QuantifiedInterpolants, 200 SizeOfPredicates, 4 NumberOfNonLiveVariables, 25 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...