./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/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 cc07f769210e23c7d7a9358701eec891cb6c26fa ............................................................................................................................................................................. 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_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/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 cc07f769210e23c7d7a9358701eec891cb6c26fa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 09:07:43,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 09:07:43,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 09:07:43,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 09:07:43,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 09:07:43,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 09:07:43,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 09:07:43,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 09:07:43,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 09:07:43,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 09:07:43,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 09:07:43,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 09:07:43,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 09:07:43,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 09:07:43,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 09:07:43,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 09:07:43,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 09:07:43,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 09:07:43,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 09:07:43,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 09:07:43,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 09:07:43,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 09:07:43,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 09:07:43,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 09:07:43,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 09:07:43,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 09:07:43,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 09:07:43,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 09:07:43,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 09:07:43,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 09:07:43,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 09:07:43,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 09:07:43,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 09:07:43,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 09:07:43,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 09:07:43,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 09:07:43,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 09:07:43,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 09:07:43,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 09:07:43,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 09:07:43,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 09:07:43,979 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 09:07:44,004 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 09:07:44,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 09:07:44,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 09:07:44,005 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 09:07:44,005 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 09:07:44,005 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 09:07:44,005 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 09:07:44,006 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 09:07:44,006 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 09:07:44,006 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 09:07:44,006 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 09:07:44,006 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 09:07:44,006 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 09:07:44,006 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 09:07:44,006 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 09:07:44,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 09:07:44,007 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 09:07:44,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 09:07:44,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 09:07:44,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 09:07:44,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 09:07:44,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 09:07:44,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 09:07:44,008 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 09:07:44,008 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 09:07:44,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 09:07:44,008 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 09:07:44,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 09:07:44,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 09:07:44,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 09:07:44,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 09:07:44,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 09:07:44,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 09:07:44,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 09:07:44,009 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 09:07:44,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 09:07:44,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 09:07:44,010 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 09:07:44,010 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 09:07:44,010 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_3d8a920f-ff88-4c87-9340-0e3acecfe259/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc07f769210e23c7d7a9358701eec891cb6c26fa [2020-12-09 09:07:44,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 09:07:44,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 09:07:44,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 09:07:44,214 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 09:07:44,215 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 09:07:44,216 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2020-12-09 09:07:44,257 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/data/b73525f37/1230bf5a38964374a9a4b8782ff8bcad/FLAGbea693d96 [2020-12-09 09:07:44,646 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 09:07:44,646 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2020-12-09 09:07:44,654 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/data/b73525f37/1230bf5a38964374a9a4b8782ff8bcad/FLAGbea693d96 [2020-12-09 09:07:44,665 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/data/b73525f37/1230bf5a38964374a9a4b8782ff8bcad [2020-12-09 09:07:44,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 09:07:44,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 09:07:44,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 09:07:44,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 09:07:44,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 09:07:44,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:07:44" (1/1) ... [2020-12-09 09:07:44,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30271f06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:44, skipping insertion in model container [2020-12-09 09:07:44,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:07:44" (1/1) ... [2020-12-09 09:07:44,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 09:07:44,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 09:07:44,861 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:359) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1972) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1601) 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:1046) 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.visit(CHandler.java:1578) 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:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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) [2020-12-09 09:07:44,864 INFO L168 Benchmark]: Toolchain (without parser) took 194.50 ms. Allocated memory is still 83.9 MB. Free memory was 52.4 MB in the beginning and 57.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-09 09:07:44,865 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 83.9 MB. Free memory was 41.6 MB in the beginning and 41.5 MB in the end (delta: 62.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-09 09:07:44,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 192.37 ms. Allocated memory is still 83.9 MB. Free memory was 52.3 MB in the beginning and 57.7 MB in the end (delta: -5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-09 09:07:44,866 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 83.9 MB. Free memory was 41.6 MB in the beginning and 41.5 MB in the end (delta: 62.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 192.37 ms. Allocated memory is still 83.9 MB. Free memory was 52.3 MB in the beginning and 57.7 MB in the end (delta: -5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 09:07:46,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 09:07:46,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 09:07:46,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 09:07:46,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 09:07:46,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 09:07:46,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 09:07:46,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 09:07:46,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 09:07:46,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 09:07:46,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 09:07:46,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 09:07:46,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 09:07:46,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 09:07:46,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 09:07:46,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 09:07:46,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 09:07:46,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 09:07:46,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 09:07:46,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 09:07:46,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 09:07:46,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 09:07:46,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 09:07:46,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 09:07:46,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 09:07:46,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 09:07:46,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 09:07:46,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 09:07:46,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 09:07:46,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 09:07:46,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 09:07:46,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 09:07:46,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 09:07:46,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 09:07:46,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 09:07:46,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 09:07:46,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 09:07:46,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 09:07:46,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 09:07:46,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 09:07:46,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 09:07:46,224 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 09:07:46,242 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 09:07:46,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 09:07:46,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 09:07:46,243 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 09:07:46,243 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 09:07:46,243 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 09:07:46,243 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 09:07:46,244 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 09:07:46,244 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 09:07:46,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 09:07:46,245 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 09:07:46,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 09:07:46,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 09:07:46,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 09:07:46,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 09:07:46,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 09:07:46,246 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 09:07:46,246 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 09:07:46,246 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 09:07:46,246 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 09:07:46,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 09:07:46,247 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 09:07:46,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 09:07:46,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 09:07:46,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 09:07:46,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 09:07:46,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 09:07:46,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 09:07:46,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 09:07:46,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 09:07:46,248 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 09:07:46,248 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 09:07:46,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 09:07:46,249 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 09:07:46,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 09:07:46,249 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_3d8a920f-ff88-4c87-9340-0e3acecfe259/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc07f769210e23c7d7a9358701eec891cb6c26fa [2020-12-09 09:07:46,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 09:07:46,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 09:07:46,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 09:07:46,491 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 09:07:46,492 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 09:07:46,492 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2020-12-09 09:07:46,536 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/data/cb21edf39/9d924140563c4b6587e4084b7787586f/FLAG7cde030b0 [2020-12-09 09:07:46,967 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 09:07:46,968 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2020-12-09 09:07:46,976 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/data/cb21edf39/9d924140563c4b6587e4084b7787586f/FLAG7cde030b0 [2020-12-09 09:07:46,989 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/data/cb21edf39/9d924140563c4b6587e4084b7787586f [2020-12-09 09:07:46,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 09:07:46,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 09:07:46,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 09:07:46,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 09:07:46,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 09:07:46,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:07:46" (1/1) ... [2020-12-09 09:07:46,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79bb31c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:46, skipping insertion in model container [2020-12-09 09:07:46,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:07:46" (1/1) ... [2020-12-09 09:07:47,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 09:07:47,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 09:07:47,254 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c[13991,14004] [2020-12-09 09:07:47,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 09:07:47,272 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 09:07:47,362 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c[13991,14004] [2020-12-09 09:07:47,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 09:07:47,383 INFO L208 MainTranslator]: Completed translation [2020-12-09 09:07:47,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47 WrapperNode [2020-12-09 09:07:47,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 09:07:47,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 09:07:47,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 09:07:47,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 09:07:47,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47" (1/1) ... [2020-12-09 09:07:47,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47" (1/1) ... [2020-12-09 09:07:47,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 09:07:47,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 09:07:47,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 09:07:47,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 09:07:47,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47" (1/1) ... [2020-12-09 09:07:47,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47" (1/1) ... [2020-12-09 09:07:47,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47" (1/1) ... [2020-12-09 09:07:47,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47" (1/1) ... [2020-12-09 09:07:47,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47" (1/1) ... [2020-12-09 09:07:47,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47" (1/1) ... [2020-12-09 09:07:47,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47" (1/1) ... [2020-12-09 09:07:47,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 09:07:47,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 09:07:47,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 09:07:47,512 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 09:07:47,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/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 [2020-12-09 09:07:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-12-09 09:07:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 09:07:47,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 09:07:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-12-09 09:07:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 09:07:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 09:07:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 09:07:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-12-09 09:07:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-09 09:07:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 09:08:19,157 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 09:08:19,157 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2020-12-09 09:08:19,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:08:19 BoogieIcfgContainer [2020-12-09 09:08:19,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 09:08:19,160 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 09:08:19,160 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 09:08:19,162 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 09:08:19,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 09:07:46" (1/3) ... [2020-12-09 09:08:19,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46fc82b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:08:19, skipping insertion in model container [2020-12-09 09:08:19,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:07:47" (2/3) ... [2020-12-09 09:08:19,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46fc82b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:08:19, skipping insertion in model container [2020-12-09 09:08:19,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:08:19" (3/3) ... [2020-12-09 09:08:19,164 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0870b.c [2020-12-09 09:08:19,173 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 09:08:19,176 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 09:08:19,183 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 09:08:19,199 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 09:08:19,199 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 09:08:19,199 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 09:08:19,199 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 09:08:19,200 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 09:08:19,200 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 09:08:19,200 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 09:08:19,200 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 09:08:19,212 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states. [2020-12-09 09:08:19,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-09 09:08:19,215 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:19,216 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:08:19,216 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:19,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:19,220 INFO L82 PathProgramCache]: Analyzing trace with hash 483165043, now seen corresponding path program 1 times [2020-12-09 09:08:19,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 09:08:19,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1244422876] [2020-12-09 09:08:19,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/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 [2020-12-09 09:08:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:20,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-09 09:08:20,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:08:20,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:08:20,088 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 09:08:20,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1244422876] [2020-12-09 09:08:20,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:20,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:08:20,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282620155] [2020-12-09 09:08:20,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 09:08:20,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 09:08:20,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 09:08:20,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 09:08:20,102 INFO L87 Difference]: Start difference. First operand 200 states. Second operand 2 states. [2020-12-09 09:08:20,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:20,132 INFO L93 Difference]: Finished difference Result 397 states and 684 transitions. [2020-12-09 09:08:20,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 09:08:20,133 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-12-09 09:08:20,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:20,141 INFO L225 Difference]: With dead ends: 397 [2020-12-09 09:08:20,141 INFO L226 Difference]: Without dead ends: 196 [2020-12-09 09:08:20,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 09:08:20,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-12-09 09:08:20,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2020-12-09 09:08:20,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-12-09 09:08:20,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 256 transitions. [2020-12-09 09:08:20,182 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 256 transitions. Word has length 11 [2020-12-09 09:08:20,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:20,182 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 256 transitions. [2020-12-09 09:08:20,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 09:08:20,182 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 256 transitions. [2020-12-09 09:08:20,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-09 09:08:20,182 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:20,182 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:08:20,383 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 09:08:20,384 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:20,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:20,387 INFO L82 PathProgramCache]: Analyzing trace with hash 1070268880, now seen corresponding path program 1 times [2020-12-09 09:08:20,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 09:08:20,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [839119119] [2020-12-09 09:08:20,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 09:08:21,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:21,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-09 09:08:21,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:08:21,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:08:21,546 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 09:08:21,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [839119119] [2020-12-09 09:08:21,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:21,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 09:08:21,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737061944] [2020-12-09 09:08:21,547 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 09:08:21,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 09:08:21,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 09:08:21,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 09:08:21,549 INFO L87 Difference]: Start difference. First operand 196 states and 256 transitions. Second operand 5 states. [2020-12-09 09:08:29,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:29,224 INFO L93 Difference]: Finished difference Result 210 states and 271 transitions. [2020-12-09 09:08:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 09:08:29,257 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-12-09 09:08:29,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:29,260 INFO L225 Difference]: With dead ends: 210 [2020-12-09 09:08:29,260 INFO L226 Difference]: Without dead ends: 205 [2020-12-09 09:08:29,261 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:08:29,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-12-09 09:08:29,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 196. [2020-12-09 09:08:29,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-12-09 09:08:29,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 255 transitions. [2020-12-09 09:08:29,279 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 255 transitions. Word has length 13 [2020-12-09 09:08:29,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:29,279 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 255 transitions. [2020-12-09 09:08:29,279 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 09:08:29,279 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 255 transitions. [2020-12-09 09:08:29,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-09 09:08:29,280 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:29,280 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:08:29,480 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 09:08:29,482 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:29,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:29,484 INFO L82 PathProgramCache]: Analyzing trace with hash 753134645, now seen corresponding path program 1 times [2020-12-09 09:08:29,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 09:08:29,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1589988048] [2020-12-09 09:08:29,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-09 09:08:30,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:30,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-09 09:08:30,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:08:30,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:08:30,670 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 09:08:30,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1589988048] [2020-12-09 09:08:30,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:30,671 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 09:08:30,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066983404] [2020-12-09 09:08:30,671 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 09:08:30,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 09:08:30,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 09:08:30,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 09:08:30,672 INFO L87 Difference]: Start difference. First operand 196 states and 255 transitions. Second operand 6 states. [2020-12-09 09:08:31,078 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-12-09 09:08:31,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:31,116 INFO L93 Difference]: Finished difference Result 201 states and 259 transitions. [2020-12-09 09:08:31,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 09:08:31,120 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-12-09 09:08:31,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:31,120 INFO L225 Difference]: With dead ends: 201 [2020-12-09 09:08:31,120 INFO L226 Difference]: Without dead ends: 16 [2020-12-09 09:08:31,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 09:08:31,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2020-12-09 09:08:31,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2020-12-09 09:08:31,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-12-09 09:08:31,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2020-12-09 09:08:31,125 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 15 [2020-12-09 09:08:31,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:31,125 INFO L481 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2020-12-09 09:08:31,125 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 09:08:31,126 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2020-12-09 09:08:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-09 09:08:31,126 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:08:31,126 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:08:31,327 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 09:08:31,328 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:08:31,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:08:31,330 INFO L82 PathProgramCache]: Analyzing trace with hash 754981687, now seen corresponding path program 1 times [2020-12-09 09:08:31,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 09:08:31,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447723331] [2020-12-09 09:08:31,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-12-09 09:08:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:08:32,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 09:08:32,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:08:32,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:08:32,351 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 09:08:32,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1447723331] [2020-12-09 09:08:32,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:08:32,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 09:08:32,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701192472] [2020-12-09 09:08:32,353 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 09:08:32,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 09:08:32,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 09:08:32,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 09:08:32,354 INFO L87 Difference]: Start difference. First operand 16 states and 15 transitions. Second operand 5 states. [2020-12-09 09:08:32,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:08:32,563 INFO L93 Difference]: Finished difference Result 16 states and 15 transitions. [2020-12-09 09:08:32,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 09:08:32,564 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2020-12-09 09:08:32,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:08:32,564 INFO L225 Difference]: With dead ends: 16 [2020-12-09 09:08:32,564 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 09:08:32,565 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:08:32,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 09:08:32,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 09:08:32,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 09:08:32,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 09:08:32,566 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2020-12-09 09:08:32,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:08:32,566 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 09:08:32,566 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 09:08:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 09:08:32,566 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 09:08:32,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-12-09 09:08:32,771 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 09:08:32,985 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-09 09:08:33,282 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-12-09 09:08:33,390 INFO L262 CegarLoopResult]: For program point L531(lines 531 533) no Hoare annotation was computed. [2020-12-09 09:08:33,390 INFO L262 CegarLoopResult]: For program point L531-2(lines 522 534) no Hoare annotation was computed. [2020-12-09 09:08:33,390 INFO L262 CegarLoopResult]: For program point L532(lines 532 533) no Hoare annotation was computed. [2020-12-09 09:08:33,390 INFO L262 CegarLoopResult]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2020-12-09 09:08:33,390 INFO L262 CegarLoopResult]: For program point L367(lines 367 368) no Hoare annotation was computed. [2020-12-09 09:08:33,390 INFO L258 CegarLoopResult]: At program point L433-2(lines 433 437) the Hoare annotation is: false [2020-12-09 09:08:33,391 INFO L262 CegarLoopResult]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2020-12-09 09:08:33,391 INFO L258 CegarLoopResult]: At program point L170-2(lines 170 174) the Hoare annotation is: false [2020-12-09 09:08:33,391 INFO L262 CegarLoopResult]: For program point L170-3(lines 170 174) no Hoare annotation was computed. [2020-12-09 09:08:33,391 INFO L262 CegarLoopResult]: For program point L501(lines 501 502) no Hoare annotation was computed. [2020-12-09 09:08:33,391 INFO L262 CegarLoopResult]: For program point L402(lines 402 410) no Hoare annotation was computed. [2020-12-09 09:08:33,391 INFO L262 CegarLoopResult]: For program point L402-1(lines 402 410) no Hoare annotation was computed. [2020-12-09 09:08:33,391 INFO L262 CegarLoopResult]: For program point L303-1(lines 303 307) no Hoare annotation was computed. [2020-12-09 09:08:33,392 INFO L258 CegarLoopResult]: At program point L303-2(lines 303 307) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start_main_~x~0)) (not (fp.eq ULTIMATE.start___ieee754_powf_~y (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start___ieee754_powf_~x))) [2020-12-09 09:08:33,392 INFO L262 CegarLoopResult]: For program point L238(lines 238 243) no Hoare annotation was computed. [2020-12-09 09:08:33,392 INFO L262 CegarLoopResult]: For program point L205-1(lines 205 209) no Hoare annotation was computed. [2020-12-09 09:08:33,392 INFO L262 CegarLoopResult]: For program point L139(lines 139 140) no Hoare annotation was computed. [2020-12-09 09:08:33,392 INFO L258 CegarLoopResult]: At program point L205-2(lines 205 209) the Hoare annotation is: false [2020-12-09 09:08:33,392 INFO L262 CegarLoopResult]: For program point L205-3(lines 205 209) no Hoare annotation was computed. [2020-12-09 09:08:33,392 INFO L262 CegarLoopResult]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2020-12-09 09:08:33,392 INFO L262 CegarLoopResult]: For program point L503(lines 503 507) no Hoare annotation was computed. [2020-12-09 09:08:33,392 INFO L262 CegarLoopResult]: For program point L503-1(lines 297 586) no Hoare annotation was computed. [2020-12-09 09:08:33,392 INFO L262 CegarLoopResult]: For program point L338(lines 338 343) no Hoare annotation was computed. [2020-12-09 09:08:33,393 INFO L262 CegarLoopResult]: For program point L239(lines 239 242) no Hoare annotation was computed. [2020-12-09 09:08:33,393 INFO L262 CegarLoopResult]: For program point L603(lines 603 612) no Hoare annotation was computed. [2020-12-09 09:08:33,393 INFO L262 CegarLoopResult]: For program point L603-2(lines 603 612) no Hoare annotation was computed. [2020-12-09 09:08:33,393 INFO L262 CegarLoopResult]: For program point L438(lines 438 442) no Hoare annotation was computed. [2020-12-09 09:08:33,393 INFO L262 CegarLoopResult]: For program point L438-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 09:08:33,393 INFO L262 CegarLoopResult]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2020-12-09 09:08:33,393 INFO L258 CegarLoopResult]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2020-12-09 09:08:33,393 INFO L262 CegarLoopResult]: For program point L538(lines 538 550) no Hoare annotation was computed. [2020-12-09 09:08:33,394 INFO L262 CegarLoopResult]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2020-12-09 09:08:33,394 INFO L258 CegarLoopResult]: At program point L571-2(lines 571 575) the Hoare annotation is: false [2020-12-09 09:08:33,394 INFO L262 CegarLoopResult]: For program point L538-2(lines 538 550) no Hoare annotation was computed. [2020-12-09 09:08:33,394 INFO L262 CegarLoopResult]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2020-12-09 09:08:33,394 INFO L262 CegarLoopResult]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2020-12-09 09:08:33,394 INFO L258 CegarLoopResult]: At program point L472-2(lines 472 476) the Hoare annotation is: false [2020-12-09 09:08:33,394 INFO L262 CegarLoopResult]: For program point L373(lines 373 374) no Hoare annotation was computed. [2020-12-09 09:08:33,395 INFO L262 CegarLoopResult]: For program point L340(lines 340 343) no Hoare annotation was computed. [2020-12-09 09:08:33,395 INFO L258 CegarLoopResult]: At program point L175(lines 111 176) the Hoare annotation is: false [2020-12-09 09:08:33,395 INFO L262 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-12-09 09:08:33,395 INFO L262 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-12-09 09:08:33,395 INFO L262 CegarLoopResult]: For program point L308-1(lines 297 586) no Hoare annotation was computed. [2020-12-09 09:08:33,395 INFO L262 CegarLoopResult]: For program point L341-2(line 341) no Hoare annotation was computed. [2020-12-09 09:08:33,395 INFO L262 CegarLoopResult]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2020-12-09 09:08:33,395 INFO L262 CegarLoopResult]: For program point L375(lines 375 499) no Hoare annotation was computed. [2020-12-09 09:08:33,396 INFO L262 CegarLoopResult]: For program point L375-2(lines 375 499) no Hoare annotation was computed. [2020-12-09 09:08:33,396 INFO L262 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-12-09 09:08:33,396 INFO L262 CegarLoopResult]: For program point L541-1(lines 541 545) no Hoare annotation was computed. [2020-12-09 09:08:33,396 INFO L262 CegarLoopResult]: For program point L508-1(lines 297 586) no Hoare annotation was computed. [2020-12-09 09:08:33,396 INFO L258 CegarLoopResult]: At program point L541-2(lines 541 545) the Hoare annotation is: false [2020-12-09 09:08:33,396 INFO L262 CegarLoopResult]: For program point L508-2(lines 508 512) no Hoare annotation was computed. [2020-12-09 09:08:33,396 INFO L262 CegarLoopResult]: For program point L541-3(lines 541 545) no Hoare annotation was computed. [2020-12-09 09:08:33,396 INFO L262 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-12-09 09:08:33,397 INFO L262 CegarLoopResult]: For program point L343-2(line 343) no Hoare annotation was computed. [2020-12-09 09:08:33,397 INFO L262 CegarLoopResult]: For program point L608(lines 608 611) no Hoare annotation was computed. [2020-12-09 09:08:33,397 INFO L262 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-12-09 09:08:33,397 INFO L262 CegarLoopResult]: For program point L443-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 09:08:33,397 INFO L262 CegarLoopResult]: For program point L377(lines 377 378) no Hoare annotation was computed. [2020-12-09 09:08:33,397 INFO L262 CegarLoopResult]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2020-12-09 09:08:33,397 INFO L262 CegarLoopResult]: For program point L212(lines 212 213) no Hoare annotation was computed. [2020-12-09 09:08:33,397 INFO L262 CegarLoopResult]: For program point L245-1(lines 245 249) no Hoare annotation was computed. [2020-12-09 09:08:33,397 INFO L258 CegarLoopResult]: At program point L245-2(lines 245 249) the Hoare annotation is: false [2020-12-09 09:08:33,398 INFO L262 CegarLoopResult]: For program point L179-1(lines 179 183) no Hoare annotation was computed. [2020-12-09 09:08:33,398 INFO L262 CegarLoopResult]: For program point L245-3(lines 245 249) no Hoare annotation was computed. [2020-12-09 09:08:33,398 INFO L258 CegarLoopResult]: At program point L179-2(lines 179 183) the Hoare annotation is: false [2020-12-09 09:08:33,398 INFO L262 CegarLoopResult]: For program point L179-5(lines 179 183) no Hoare annotation was computed. [2020-12-09 09:08:33,398 INFO L258 CegarLoopResult]: At program point L179-6(lines 179 183) the Hoare annotation is: false [2020-12-09 09:08:33,398 INFO L262 CegarLoopResult]: For program point L179-9(lines 179 183) no Hoare annotation was computed. [2020-12-09 09:08:33,398 INFO L258 CegarLoopResult]: At program point L179-10(lines 179 183) the Hoare annotation is: false [2020-12-09 09:08:33,398 INFO L262 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-12-09 09:08:33,399 INFO L262 CegarLoopResult]: For program point L477(lines 477 481) no Hoare annotation was computed. [2020-12-09 09:08:33,399 INFO L262 CegarLoopResult]: For program point L477-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 09:08:33,399 INFO L262 CegarLoopResult]: For program point L477-2(lines 477 481) no Hoare annotation was computed. [2020-12-09 09:08:33,399 INFO L262 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-12-09 09:08:33,399 INFO L262 CegarLoopResult]: For program point L345(lines 345 350) no Hoare annotation was computed. [2020-12-09 09:08:33,399 INFO L262 CegarLoopResult]: For program point L378-2(line 378) no Hoare annotation was computed. [2020-12-09 09:08:33,399 INFO L258 CegarLoopResult]: At program point L147-2(lines 147 156) the Hoare annotation is: false [2020-12-09 09:08:33,399 INFO L262 CegarLoopResult]: For program point L147-3(lines 111 176) no Hoare annotation was computed. [2020-12-09 09:08:33,400 INFO L262 CegarLoopResult]: For program point L577(lines 577 584) no Hoare annotation was computed. [2020-12-09 09:08:33,400 INFO L262 CegarLoopResult]: For program point L379(lines 379 380) no Hoare annotation was computed. [2020-12-09 09:08:33,400 INFO L262 CegarLoopResult]: For program point L346(lines 346 349) no Hoare annotation was computed. [2020-12-09 09:08:33,400 INFO L262 CegarLoopResult]: For program point L214(lines 214 215) no Hoare annotation was computed. [2020-12-09 09:08:33,400 INFO L262 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-12-09 09:08:33,400 INFO L262 CegarLoopResult]: For program point L380-2(line 380) no Hoare annotation was computed. [2020-12-09 09:08:33,400 INFO L262 CegarLoopResult]: For program point L149(lines 149 153) no Hoare annotation was computed. [2020-12-09 09:08:33,400 INFO L262 CegarLoopResult]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2020-12-09 09:08:33,400 INFO L262 CegarLoopResult]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2020-12-09 09:08:33,401 INFO L258 CegarLoopResult]: At program point L116-2(lines 116 120) the Hoare annotation is: false [2020-12-09 09:08:33,401 INFO L262 CegarLoopResult]: For program point L116-3(lines 116 120) no Hoare annotation was computed. [2020-12-09 09:08:33,401 INFO L262 CegarLoopResult]: For program point L216(lines 216 226) no Hoare annotation was computed. [2020-12-09 09:08:33,401 INFO L262 CegarLoopResult]: For program point L216-2(lines 216 226) no Hoare annotation was computed. [2020-12-09 09:08:33,401 INFO L262 CegarLoopResult]: For program point L547(lines 547 548) no Hoare annotation was computed. [2020-12-09 09:08:33,401 INFO L262 CegarLoopResult]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2020-12-09 09:08:33,401 INFO L258 CegarLoopResult]: At program point L580-2(lines 580 584) the Hoare annotation is: false [2020-12-09 09:08:33,401 INFO L262 CegarLoopResult]: For program point L547-2(lines 547 548) no Hoare annotation was computed. [2020-12-09 09:08:33,401 INFO L262 CegarLoopResult]: For program point L580-3(lines 577 584) no Hoare annotation was computed. [2020-12-09 09:08:33,401 INFO L262 CegarLoopResult]: For program point L415(lines 415 423) no Hoare annotation was computed. [2020-12-09 09:08:33,401 INFO L262 CegarLoopResult]: For program point L316(lines 316 317) no Hoare annotation was computed. [2020-12-09 09:08:33,401 INFO L258 CegarLoopResult]: At program point L250(lines 201 251) the Hoare annotation is: false [2020-12-09 09:08:33,401 INFO L262 CegarLoopResult]: For program point L184(lines 184 188) no Hoare annotation was computed. [2020-12-09 09:08:33,401 INFO L262 CegarLoopResult]: For program point L184-1(lines 177 195) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point L184-3(lines 184 188) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point L184-4(lines 177 195) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point L184-6(lines 184 188) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point L184-7(lines 177 195) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L265 CegarLoopResult]: At program point L614(lines 591 615) the Hoare annotation is: true [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L258 CegarLoopResult]: At program point L218-2(lines 218 222) the Hoare annotation is: false [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L258 CegarLoopResult]: At program point L516-2(lines 516 520) the Hoare annotation is: false [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point L417(lines 417 423) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point L516-3(lines 516 520) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point L351(lines 351 352) no Hoare annotation was computed. [2020-12-09 09:08:33,402 INFO L262 CegarLoopResult]: For program point L319(lines 319 324) no Hoare annotation was computed. [2020-12-09 09:08:33,403 INFO L262 CegarLoopResult]: For program point L353(lines 353 356) no Hoare annotation was computed. [2020-12-09 09:08:33,403 INFO L262 CegarLoopResult]: For program point L320(lines 320 323) no Hoare annotation was computed. [2020-12-09 09:08:33,403 INFO L262 CegarLoopResult]: For program point L353-2(lines 353 356) no Hoare annotation was computed. [2020-12-09 09:08:33,403 INFO L262 CegarLoopResult]: For program point L254-1(lines 254 258) no Hoare annotation was computed. [2020-12-09 09:08:33,403 INFO L258 CegarLoopResult]: At program point L254-2(lines 254 258) the Hoare annotation is: false [2020-12-09 09:08:33,403 INFO L258 CegarLoopResult]: At program point L585(lines 297 586) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_powf_#res| (_ NaN 8 24)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start_main_~x~0)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3)))) (exists ((ULTIMATE.start___ieee754_powf_~hx~3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_powf_~hx~3) ULTIMATE.start___ieee754_powf_~ix~5))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start___ieee754_powf_~x))) [2020-12-09 09:08:33,403 INFO L262 CegarLoopResult]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2020-12-09 09:08:33,403 INFO L258 CegarLoopResult]: At program point L552-2(lines 552 556) the Hoare annotation is: false [2020-12-09 09:08:33,403 INFO L262 CegarLoopResult]: For program point L354(lines 354 355) no Hoare annotation was computed. [2020-12-09 09:08:33,404 INFO L262 CegarLoopResult]: For program point L387-1(lines 387 391) no Hoare annotation was computed. [2020-12-09 09:08:33,404 INFO L258 CegarLoopResult]: At program point L387-2(lines 387 391) the Hoare annotation is: false [2020-12-09 09:08:33,404 INFO L262 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-12-09 09:08:33,404 INFO L262 CegarLoopResult]: For program point L189-1(lines 177 195) no Hoare annotation was computed. [2020-12-09 09:08:33,404 INFO L262 CegarLoopResult]: For program point L123(lines 123 124) no Hoare annotation was computed. [2020-12-09 09:08:33,404 INFO L262 CegarLoopResult]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2020-12-09 09:08:33,404 INFO L262 CegarLoopResult]: For program point L189-3(lines 189 193) no Hoare annotation was computed. [2020-12-09 09:08:33,404 INFO L262 CegarLoopResult]: For program point L189-4(lines 177 195) no Hoare annotation was computed. [2020-12-09 09:08:33,404 INFO L262 CegarLoopResult]: For program point L189-5(lines 189 193) no Hoare annotation was computed. [2020-12-09 09:08:33,405 INFO L262 CegarLoopResult]: For program point L189-6(lines 189 193) no Hoare annotation was computed. [2020-12-09 09:08:33,405 INFO L262 CegarLoopResult]: For program point L189-7(lines 177 195) no Hoare annotation was computed. [2020-12-09 09:08:33,405 INFO L262 CegarLoopResult]: For program point L189-8(lines 189 193) no Hoare annotation was computed. [2020-12-09 09:08:33,405 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 09:08:33,405 INFO L262 CegarLoopResult]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2020-12-09 09:08:33,405 INFO L258 CegarLoopResult]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2020-12-09 09:08:33,405 INFO L262 CegarLoopResult]: For program point L224(lines 224 225) no Hoare annotation was computed. [2020-12-09 09:08:33,407 INFO L262 CegarLoopResult]: For program point L158(lines 158 167) no Hoare annotation was computed. [2020-12-09 09:08:33,408 INFO L262 CegarLoopResult]: For program point L522(lines 522 534) no Hoare annotation was computed. [2020-12-09 09:08:33,408 INFO L262 CegarLoopResult]: For program point L126(lines 126 127) no Hoare annotation was computed. [2020-12-09 09:08:33,408 INFO L258 CegarLoopResult]: At program point L589(line 589) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_powf_#res| (_ NaN 8 24)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start_main_~x~0)) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3)))) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res|) (exists ((ULTIMATE.start___ieee754_powf_~hx~3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_powf_~hx~3) ULTIMATE.start___ieee754_powf_~ix~5))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) ULTIMATE.start___ieee754_powf_~x))) [2020-12-09 09:08:33,408 INFO L262 CegarLoopResult]: For program point L523(lines 523 527) no Hoare annotation was computed. [2020-12-09 09:08:33,408 INFO L262 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-12-09 09:08:33,408 INFO L262 CegarLoopResult]: For program point L424-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 09:08:33,408 INFO L262 CegarLoopResult]: For program point L424-2(lines 424 428) no Hoare annotation was computed. [2020-12-09 09:08:33,408 INFO L262 CegarLoopResult]: For program point L259(lines 259 263) no Hoare annotation was computed. [2020-12-09 09:08:33,409 INFO L262 CegarLoopResult]: For program point L259-1(lines 252 265) no Hoare annotation was computed. [2020-12-09 09:08:33,409 INFO L262 CegarLoopResult]: For program point L259-2(lines 259 263) no Hoare annotation was computed. [2020-12-09 09:08:33,409 INFO L262 CegarLoopResult]: For program point L160(lines 160 166) no Hoare annotation was computed. [2020-12-09 09:08:33,409 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 09:08:33,409 INFO L262 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-12-09 09:08:33,409 INFO L262 CegarLoopResult]: For program point L557-1(lines 297 586) no Hoare annotation was computed. [2020-12-09 09:08:33,409 INFO L262 CegarLoopResult]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2020-12-09 09:08:33,409 INFO L262 CegarLoopResult]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2020-12-09 09:08:33,409 INFO L262 CegarLoopResult]: For program point L392(lines 392 396) no Hoare annotation was computed. [2020-12-09 09:08:33,409 INFO L258 CegarLoopResult]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2020-12-09 09:08:33,409 INFO L262 CegarLoopResult]: For program point L392-1(lines 375 398) no Hoare annotation was computed. [2020-12-09 09:08:33,410 INFO L262 CegarLoopResult]: For program point L326(lines 326 335) no Hoare annotation was computed. [2020-12-09 09:08:33,410 INFO L262 CegarLoopResult]: For program point L392-2(lines 392 396) no Hoare annotation was computed. [2020-12-09 09:08:33,410 INFO L262 CegarLoopResult]: For program point L326-1(lines 297 586) no Hoare annotation was computed. [2020-12-09 09:08:33,410 INFO L258 CegarLoopResult]: At program point L194(lines 177 195) the Hoare annotation is: false [2020-12-09 09:08:33,410 INFO L258 CegarLoopResult]: At program point L194-1(lines 177 195) the Hoare annotation is: false [2020-12-09 09:08:33,410 INFO L262 CegarLoopResult]: For program point L128(lines 128 129) no Hoare annotation was computed. [2020-12-09 09:08:33,410 INFO L258 CegarLoopResult]: At program point L194-2(lines 177 195) the Hoare annotation is: false [2020-12-09 09:08:33,410 INFO L262 CegarLoopResult]: For program point L525(lines 525 527) no Hoare annotation was computed. [2020-12-09 09:08:33,410 INFO L262 CegarLoopResult]: For program point L360(lines 360 371) no Hoare annotation was computed. [2020-12-09 09:08:33,410 INFO L262 CegarLoopResult]: For program point L327(lines 327 334) no Hoare annotation was computed. [2020-12-09 09:08:33,410 INFO L262 CegarLoopResult]: For program point L228(lines 228 229) no Hoare annotation was computed. [2020-12-09 09:08:33,411 INFO L262 CegarLoopResult]: For program point L162(lines 162 165) no Hoare annotation was computed. [2020-12-09 09:08:33,411 INFO L262 CegarLoopResult]: For program point L526(lines 526 527) no Hoare annotation was computed. [2020-12-09 09:08:33,411 INFO L262 CegarLoopResult]: For program point L493(lines 493 497) no Hoare annotation was computed. [2020-12-09 09:08:33,411 INFO L262 CegarLoopResult]: For program point L493-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 09:08:33,411 INFO L262 CegarLoopResult]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2020-12-09 09:08:33,411 INFO L262 CegarLoopResult]: For program point L362(lines 362 363) no Hoare annotation was computed. [2020-12-09 09:08:33,411 INFO L262 CegarLoopResult]: For program point L329(lines 329 334) no Hoare annotation was computed. [2020-12-09 09:08:33,411 INFO L262 CegarLoopResult]: For program point L362-2(lines 360 371) no Hoare annotation was computed. [2020-12-09 09:08:33,411 INFO L262 CegarLoopResult]: For program point L230(lines 230 237) no Hoare annotation was computed. [2020-12-09 09:08:33,411 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 09:08:33,411 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 609) no Hoare annotation was computed. [2020-12-09 09:08:33,412 INFO L258 CegarLoopResult]: At program point L264(lines 252 265) the Hoare annotation is: false [2020-12-09 09:08:33,412 INFO L262 CegarLoopResult]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2020-12-09 09:08:33,412 INFO L258 CegarLoopResult]: At program point L231-2(lines 231 235) the Hoare annotation is: false [2020-12-09 09:08:33,412 INFO L262 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-12-09 09:08:33,412 INFO L262 CegarLoopResult]: For program point L231-3(lines 231 235) no Hoare annotation was computed. [2020-12-09 09:08:33,412 INFO L262 CegarLoopResult]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2020-12-09 09:08:33,412 INFO L262 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-12-09 09:08:33,412 INFO L262 CegarLoopResult]: For program point L463(lines 463 467) no Hoare annotation was computed. [2020-12-09 09:08:33,412 INFO L262 CegarLoopResult]: For program point L463-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 09:08:33,412 INFO L262 CegarLoopResult]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2020-12-09 09:08:33,412 INFO L262 CegarLoopResult]: For program point L364(lines 364 369) no Hoare annotation was computed. [2020-12-09 09:08:33,413 INFO L262 CegarLoopResult]: For program point L133-2(lines 133 134) no Hoare annotation was computed. [2020-12-09 09:08:33,413 INFO L258 CegarLoopResult]: At program point L133-3(lines 133 134) the Hoare annotation is: false [2020-12-09 09:08:33,413 INFO L262 CegarLoopResult]: For program point L133-4(lines 133 134) no Hoare annotation was computed. [2020-12-09 09:08:33,413 INFO L262 CegarLoopResult]: For program point L365(lines 365 368) no Hoare annotation was computed. [2020-12-09 09:08:33,413 INFO L262 CegarLoopResult]: For program point L332(lines 332 333) no Hoare annotation was computed. [2020-12-09 09:08:33,421 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,421 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,421 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,421 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,422 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,422 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,422 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,422 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,426 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,426 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,426 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,427 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,427 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,427 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,427 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,427 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,428 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,428 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,428 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,428 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 09:08:33 BoogieIcfgContainer [2020-12-09 09:08:33,433 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 09:08:33,433 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 09:08:33,433 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 09:08:33,433 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 09:08:33,434 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:08:19" (3/4) ... [2020-12-09 09:08:33,436 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 09:08:33,452 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-09 09:08:33,452 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-12-09 09:08:33,452 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 09:08:33,453 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 09:08:33,470 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && !~fp.eq~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) [2020-12-09 09:08:33,508 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3d8a920f-ff88-4c87-9340-0e3acecfe259/bin/utaipan/witness.graphml [2020-12-09 09:08:33,508 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 09:08:33,509 INFO L168 Benchmark]: Toolchain (without parser) took 46517.48 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 37.3 MB in the beginning and 34.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2020-12-09 09:08:33,509 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 58.7 MB. Free memory was 41.5 MB in the beginning and 41.4 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 09:08:33,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.06 ms. Allocated memory is still 58.7 MB. Free memory was 37.2 MB in the beginning and 28.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 09:08:33,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.21 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 27.9 MB in the beginning and 55.1 MB in the end (delta: -27.2 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-12-09 09:08:33,510 INFO L168 Benchmark]: Boogie Preprocessor took 61.33 ms. Allocated memory is still 75.5 MB. Free memory was 55.1 MB in the beginning and 50.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-09 09:08:33,510 INFO L168 Benchmark]: RCFGBuilder took 31647.44 ms. Allocated memory is still 75.5 MB. Free memory was 50.1 MB in the beginning and 49.6 MB in the end (delta: 509.1 kB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. [2020-12-09 09:08:33,511 INFO L168 Benchmark]: TraceAbstraction took 14272.98 ms. Allocated memory is still 75.5 MB. Free memory was 49.4 MB in the beginning and 47.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2020-12-09 09:08:33,511 INFO L168 Benchmark]: Witness Printer took 75.25 ms. Allocated memory is still 75.5 MB. Free memory was 47.2 MB in the beginning and 34.0 MB in the end (delta: 13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 09:08:33,512 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 58.7 MB. Free memory was 41.5 MB in the beginning and 41.4 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 392.06 ms. Allocated memory is still 58.7 MB. Free memory was 37.2 MB in the beginning and 28.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 64.21 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 27.9 MB in the beginning and 55.1 MB in the end (delta: -27.2 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.33 ms. Allocated memory is still 75.5 MB. Free memory was 55.1 MB in the beginning and 50.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 31647.44 ms. Allocated memory is still 75.5 MB. Free memory was 50.1 MB in the beginning and 49.6 MB in the end (delta: 509.1 kB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14272.98 ms. Allocated memory is still 75.5 MB. Free memory was 49.4 MB in the beginning and 47.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. * Witness Printer took 75.25 ms. Allocated memory is still 75.5 MB. Free memory was 47.2 MB in the beginning and 34.0 MB in the end (delta: 13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 609]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant [2020-12-09 09:08:33,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,517 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (((\result == ~NaN~LONGDOUBLE() && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && (\exists ULTIMATE.start___ieee754_powf_~hx~3 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hx~3[31:31], ULTIMATE.start___ieee754_powf_~hx~3[30:23], ULTIMATE.start___ieee754_powf_~hx~3[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hx~3) == ix)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 303]: Loop Invariant [2020-12-09 09:08:33,518 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) && !~fp.eq~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant [2020-12-09 09:08:33,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,519 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2020-12-09 09:08:33,520 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2020-12-09 09:08:33,521 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((((\result == ~NaN~LONGDOUBLE() && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && 1bv32 == \result) && (\exists ULTIMATE.start___ieee754_powf_~hx~3 : bv32, currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hx~3[31:31], ULTIMATE.start___ieee754_powf_~hx~3[30:23], ULTIMATE.start___ieee754_powf_~hx~3[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hx~3) == ix)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 200 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 509 SDtfs, 498 SDslu, 366 SDs, 0 SdLazy, 49 SolverSat, 1 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 7.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred 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, 4 MinimizatonAttempts, 9 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 37 NumberOfFragments, 152 HoareAnnotationTreeSize, 33 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 50 ConstructedInterpolants, 10 QuantifiedInterpolants, 2832 SizeOfPredicates, 18 NumberOfNonLiveVariables, 484 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...