./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/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 d9cdcab87d355c5d2f77c0ca49b959a879cd5e63 ............................................................................................................................................................................... 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_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/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 d9cdcab87d355c5d2f77c0ca49b959a879cd5e63 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:40:15,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:40:15,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:40:15,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:40:15,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:40:15,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:40:15,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:40:15,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:40:15,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:40:15,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:40:15,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:40:15,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:40:15,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:40:15,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:40:15,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:40:15,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:40:15,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:40:15,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:40:15,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:40:15,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:40:15,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:40:15,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:40:15,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:40:15,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:40:15,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:40:15,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:40:15,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:40:15,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:40:15,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:40:15,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:40:15,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:40:15,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:40:15,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:40:15,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:40:15,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:40:15,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:40:15,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:40:15,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:40:15,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:40:15,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:40:15,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:40:15,852 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-30 01:40:15,910 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:40:15,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:40:15,912 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:40:15,912 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:40:15,913 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:40:15,913 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:40:15,913 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 01:40:15,914 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:40:15,914 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:40:15,914 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 01:40:15,914 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 01:40:15,915 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:40:15,915 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 01:40:15,915 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 01:40:15,916 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 01:40:15,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:40:15,917 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:40:15,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:40:15,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:40:15,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:40:15,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:40:15,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:40:15,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:40:15,919 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:40:15,920 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:40:15,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:40:15,920 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:40:15,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:40:15,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:40:15,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:40:15,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:40:15,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:40:15,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:40:15,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:40:15,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:40:15,923 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 01:40:15,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:40:15,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:40:15,924 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:40:15,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:40:15,925 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_7a21192b-46c5-493d-9619-731965e56a9d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9cdcab87d355c5d2f77c0ca49b959a879cd5e63 [2020-11-30 01:40:16,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:40:16,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:40:16,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:40:16,242 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:40:16,243 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:40:16,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-11-30 01:40:16,334 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/data/e5788947d/f36e27d21aa34bb1a886f3da688a2152/FLAGa7057b2b3 [2020-11-30 01:40:17,022 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:40:17,022 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-11-30 01:40:17,033 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/data/e5788947d/f36e27d21aa34bb1a886f3da688a2152/FLAGa7057b2b3 [2020-11-30 01:40:17,290 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/data/e5788947d/f36e27d21aa34bb1a886f3da688a2152 [2020-11-30 01:40:17,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:40:17,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:40:17,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:40:17,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:40:17,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:40:17,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:40:17" (1/1) ... [2020-11-30 01:40:17,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4590ebc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:17, skipping insertion in model container [2020-11-30 01:40:17,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:40:17" (1/1) ... [2020-11-30 01:40:17,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:40:17,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:40:17,650 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:1682) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1971) 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:1600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1577) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-30 01:40:17,656 INFO L168 Benchmark]: Toolchain (without parser) took 357.70 ms. Allocated memory is still 109.1 MB. Free memory was 81.1 MB in the beginning and 83.9 MB in the end (delta: -2.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:40:17,657 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 109.1 MB. Free memory is still 68.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:40:17,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.55 ms. Allocated memory is still 109.1 MB. Free memory was 80.8 MB in the beginning and 83.9 MB in the end (delta: -3.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:40:17,660 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 109.1 MB. Free memory is still 68.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 349.55 ms. Allocated memory is still 109.1 MB. Free memory was 80.8 MB in the beginning and 83.9 MB in the end (delta: -3.1 MB). Peak memory consumption was 8.4 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-a4ecdab [2020-11-30 01:40:20,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:40:20,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:40:20,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:40:20,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:40:20,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:40:20,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:40:20,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:40:20,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:40:20,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:40:20,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:40:20,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:40:20,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:40:20,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:40:20,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:40:20,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:40:20,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:40:20,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:40:20,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:40:20,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:40:20,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:40:20,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:40:20,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:40:20,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:40:20,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:40:20,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:40:20,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:40:20,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:40:20,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:40:20,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:40:20,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:40:20,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:40:20,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:40:20,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:40:20,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:40:20,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:40:20,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:40:20,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:40:20,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:40:20,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:40:20,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:40:20,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-30 01:40:20,465 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:40:20,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:40:20,468 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:40:20,468 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:40:20,468 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:40:20,469 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:40:20,469 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:40:20,470 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:40:20,470 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:40:20,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:40:20,473 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:40:20,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:40:20,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:40:20,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:40:20,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:40:20,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:40:20,475 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:40:20,475 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:40:20,475 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:40:20,476 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:40:20,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:40:20,476 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:40:20,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:40:20,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:40:20,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:40:20,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:40:20,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:40:20,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:40:20,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:40:20,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:40:20,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:40:20,479 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:40:20,479 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:40:20,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:40:20,480 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:40:20,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:40:20,500 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_7a21192b-46c5-493d-9619-731965e56a9d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9cdcab87d355c5d2f77c0ca49b959a879cd5e63 [2020-11-30 01:40:20,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:40:21,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:40:21,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:40:21,029 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:40:21,031 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:40:21,032 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-11-30 01:40:21,123 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/data/c09116488/d59cce25f8d142588fc50a802c2a7cf5/FLAG47dd9d604 [2020-11-30 01:40:21,921 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:40:21,922 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-11-30 01:40:21,946 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/data/c09116488/d59cce25f8d142588fc50a802c2a7cf5/FLAG47dd9d604 [2020-11-30 01:40:22,155 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/data/c09116488/d59cce25f8d142588fc50a802c2a7cf5 [2020-11-30 01:40:22,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:40:22,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:40:22,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:40:22,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:40:22,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:40:22,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:40:22" (1/1) ... [2020-11-30 01:40:22,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5479158f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22, skipping insertion in model container [2020-11-30 01:40:22,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:40:22" (1/1) ... [2020-11-30 01:40:22,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:40:22,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:40:22,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:40:22,719 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:40:22,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:40:22,949 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:40:22,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22 WrapperNode [2020-11-30 01:40:22,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:40:22,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:40:22,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:40:22,951 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:40:22,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22" (1/1) ... [2020-11-30 01:40:22,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22" (1/1) ... [2020-11-30 01:40:23,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:40:23,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:40:23,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:40:23,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:40:23,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22" (1/1) ... [2020-11-30 01:40:23,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22" (1/1) ... [2020-11-30 01:40:23,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22" (1/1) ... [2020-11-30 01:40:23,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22" (1/1) ... [2020-11-30 01:40:23,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22" (1/1) ... [2020-11-30 01:40:23,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22" (1/1) ... [2020-11-30 01:40:23,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22" (1/1) ... [2020-11-30 01:40:23,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:40:23,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:40:23,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:40:23,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:40:23,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:40:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-11-30 01:40:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 01:40:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:40:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-11-30 01:40:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 01:40:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:40:23,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:40:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-11-30 01:40:23,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 01:40:23,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:40:45,086 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:40:45,086 INFO L298 CfgBuilder]: Removed 102 assume(true) statements. [2020-11-30 01:40:45,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:40:45 BoogieIcfgContainer [2020-11-30 01:40:45,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:40:45,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:40:45,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:40:45,095 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:40:45,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:40:22" (1/3) ... [2020-11-30 01:40:45,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bcdf7f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:40:45, skipping insertion in model container [2020-11-30 01:40:45,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:40:22" (2/3) ... [2020-11-30 01:40:45,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bcdf7f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:40:45, skipping insertion in model container [2020-11-30 01:40:45,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:40:45" (3/3) ... [2020-11-30 01:40:45,099 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0872a.c [2020-11-30 01:40:45,112 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:40:45,118 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:40:45,132 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:40:45,162 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:40:45,163 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:40:45,163 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:40:45,163 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:40:45,163 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:40:45,164 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:40:45,164 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:40:45,164 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:40:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-11-30 01:40:45,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 01:40:45,191 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:40:45,192 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:40:45,193 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:40:45,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:40:45,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1640381008, now seen corresponding path program 1 times [2020-11-30 01:40:45,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:40:45,214 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [974146260] [2020-11-30 01:40:45,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-30 01:40:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:40:46,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-30 01:40:46,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:40:46,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:40:46,528 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:40:46,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:40:46,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [974146260] [2020-11-30 01:40:46,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:40:46,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-30 01:40:46,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622825486] [2020-11-30 01:40:46,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 01:40:46,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:40:46,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 01:40:46,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:40:46,558 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-11-30 01:40:46,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:40:46,610 INFO L93 Difference]: Finished difference Result 393 states and 679 transitions. [2020-11-30 01:40:46,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:40:46,612 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2020-11-30 01:40:46,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:40:46,627 INFO L225 Difference]: With dead ends: 393 [2020-11-30 01:40:46,627 INFO L226 Difference]: Without dead ends: 194 [2020-11-30 01:40:46,632 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:40:46,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-11-30 01:40:46,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2020-11-30 01:40:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-11-30 01:40:46,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 254 transitions. [2020-11-30 01:40:46,718 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 254 transitions. Word has length 9 [2020-11-30 01:40:46,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:40:46,719 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 254 transitions. [2020-11-30 01:40:46,719 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 01:40:46,719 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 254 transitions. [2020-11-30 01:40:46,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-30 01:40:46,720 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:40:46,720 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:40:46,921 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-30 01:40:46,921 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:40:46,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:40:46,922 INFO L82 PathProgramCache]: Analyzing trace with hash 559104083, now seen corresponding path program 1 times [2020-11-30 01:40:46,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:40:46,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1845853285] [2020-11-30 01:40:46,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/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 [2020-11-30 01:40:48,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:40:48,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 01:40:48,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:40:48,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:40:48,284 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:40:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:40:48,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1845853285] [2020-11-30 01:40:48,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:40:48,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-11-30 01:40:48,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014533814] [2020-11-30 01:40:48,322 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:40:48,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:40:48,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:40:48,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:40:48,332 INFO L87 Difference]: Start difference. First operand 194 states and 254 transitions. Second operand 5 states. [2020-11-30 01:41:30,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:41:30,698 INFO L93 Difference]: Finished difference Result 202 states and 260 transitions. [2020-11-30 01:41:30,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:41:30,708 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-11-30 01:41:30,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:41:30,712 INFO L225 Difference]: With dead ends: 202 [2020-11-30 01:41:30,712 INFO L226 Difference]: Without dead ends: 198 [2020-11-30 01:41:30,713 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:41:30,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-11-30 01:41:30,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 194. [2020-11-30 01:41:30,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-11-30 01:41:30,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 251 transitions. [2020-11-30 01:41:30,751 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 251 transitions. Word has length 11 [2020-11-30 01:41:30,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:41:30,752 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 251 transitions. [2020-11-30 01:41:30,752 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:41:30,752 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 251 transitions. [2020-11-30 01:41:30,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 01:41:30,754 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:41:30,755 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:41:30,980 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-30 01:41:30,981 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:41:30,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:41:30,981 INFO L82 PathProgramCache]: Analyzing trace with hash -305795412, now seen corresponding path program 1 times [2020-11-30 01:41:30,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 01:41:30,982 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [898367412] [2020-11-30 01:41:30,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/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 [2020-11-30 01:41:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:41:32,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-30 01:41:32,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:41:32,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:41:32,509 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:41:32,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:41:32,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [898367412] [2020-11-30 01:41:32,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:41:32,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-30 01:41:32,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092559898] [2020-11-30 01:41:32,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-30 01:41:32,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 01:41:32,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-30 01:41:32,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:41:32,626 INFO L87 Difference]: Start difference. First operand 194 states and 251 transitions. Second operand 8 states. [2020-11-30 01:41:32,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:41:32,748 INFO L93 Difference]: Finished difference Result 194 states and 251 transitions. [2020-11-30 01:41:32,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:41:32,749 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2020-11-30 01:41:32,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:41:32,749 INFO L225 Difference]: With dead ends: 194 [2020-11-30 01:41:32,749 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:41:32,751 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:41:32,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:41:32,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:41:32,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:41:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:41:32,753 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2020-11-30 01:41:32,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:41:32,753 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:41:32,753 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-30 01:41:32,753 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:41:32,754 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:41:32,954 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-30 01:41:32,956 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:41:33,141 INFO L274 CegarLoopResult]: For program point L531(lines 531 533) no Hoare annotation was computed. [2020-11-30 01:41:33,142 INFO L274 CegarLoopResult]: For program point L531-2(lines 522 534) no Hoare annotation was computed. [2020-11-30 01:41:33,142 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 01:41:33,142 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 01:41:33,142 INFO L274 CegarLoopResult]: For program point L532(lines 532 533) no Hoare annotation was computed. [2020-11-30 01:41:33,142 INFO L274 CegarLoopResult]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2020-11-30 01:41:33,142 INFO L274 CegarLoopResult]: For program point L367(lines 367 368) no Hoare annotation was computed. [2020-11-30 01:41:33,143 INFO L270 CegarLoopResult]: At program point L433-2(lines 433 437) the Hoare annotation is: false [2020-11-30 01:41:33,143 INFO L274 CegarLoopResult]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2020-11-30 01:41:33,143 INFO L270 CegarLoopResult]: At program point L170-2(lines 170 174) the Hoare annotation is: false [2020-11-30 01:41:33,143 INFO L274 CegarLoopResult]: For program point L170-3(lines 170 174) no Hoare annotation was computed. [2020-11-30 01:41:33,143 INFO L274 CegarLoopResult]: For program point L600(lines 600 603) no Hoare annotation was computed. [2020-11-30 01:41:33,143 INFO L274 CegarLoopResult]: For program point L501(lines 501 502) no Hoare annotation was computed. [2020-11-30 01:41:33,143 INFO L274 CegarLoopResult]: For program point L402(lines 402 410) no Hoare annotation was computed. [2020-11-30 01:41:33,143 INFO L274 CegarLoopResult]: For program point L402-1(lines 402 410) no Hoare annotation was computed. [2020-11-30 01:41:33,145 INFO L274 CegarLoopResult]: For program point L303-1(lines 303 307) no Hoare annotation was computed. [2020-11-30 01:41:33,145 INFO L270 CegarLoopResult]: At program point L303-2(lines 303 307) the Hoare annotation is: (and (= (_ +zero 8 24) ULTIMATE.start___ieee754_powf_~y) (= ~one_pow~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) [2020-11-30 01:41:33,145 INFO L274 CegarLoopResult]: For program point L238(lines 238 243) no Hoare annotation was computed. [2020-11-30 01:41:33,146 INFO L274 CegarLoopResult]: For program point L205-1(lines 205 209) no Hoare annotation was computed. [2020-11-30 01:41:33,146 INFO L274 CegarLoopResult]: For program point L139(lines 139 140) no Hoare annotation was computed. [2020-11-30 01:41:33,146 INFO L270 CegarLoopResult]: At program point L205-2(lines 205 209) the Hoare annotation is: false [2020-11-30 01:41:33,146 INFO L274 CegarLoopResult]: For program point L205-3(lines 205 209) no Hoare annotation was computed. [2020-11-30 01:41:33,147 INFO L274 CegarLoopResult]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2020-11-30 01:41:33,147 INFO L274 CegarLoopResult]: For program point L503(lines 503 507) no Hoare annotation was computed. [2020-11-30 01:41:33,147 INFO L274 CegarLoopResult]: For program point L503-1(lines 297 586) no Hoare annotation was computed. [2020-11-30 01:41:33,147 INFO L274 CegarLoopResult]: For program point L338(lines 338 343) no Hoare annotation was computed. [2020-11-30 01:41:33,147 INFO L274 CegarLoopResult]: For program point L239(lines 239 242) no Hoare annotation was computed. [2020-11-30 01:41:33,148 INFO L274 CegarLoopResult]: For program point L438(lines 438 442) no Hoare annotation was computed. [2020-11-30 01:41:33,148 INFO L274 CegarLoopResult]: For program point L438-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 01:41:33,149 INFO L274 CegarLoopResult]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2020-11-30 01:41:33,150 INFO L270 CegarLoopResult]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2020-11-30 01:41:33,150 INFO L274 CegarLoopResult]: For program point L538(lines 538 550) no Hoare annotation was computed. [2020-11-30 01:41:33,150 INFO L274 CegarLoopResult]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2020-11-30 01:41:33,150 INFO L270 CegarLoopResult]: At program point L571-2(lines 571 575) the Hoare annotation is: false [2020-11-30 01:41:33,151 INFO L274 CegarLoopResult]: For program point L538-2(lines 538 550) no Hoare annotation was computed. [2020-11-30 01:41:33,151 INFO L274 CegarLoopResult]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2020-11-30 01:41:33,151 INFO L274 CegarLoopResult]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2020-11-30 01:41:33,151 INFO L270 CegarLoopResult]: At program point L472-2(lines 472 476) the Hoare annotation is: false [2020-11-30 01:41:33,151 INFO L274 CegarLoopResult]: For program point L373(lines 373 374) no Hoare annotation was computed. [2020-11-30 01:41:33,152 INFO L274 CegarLoopResult]: For program point L340(lines 340 343) no Hoare annotation was computed. [2020-11-30 01:41:33,152 INFO L270 CegarLoopResult]: At program point L175(lines 111 176) the Hoare annotation is: false [2020-11-30 01:41:33,153 INFO L277 CegarLoopResult]: At program point L605(lines 588 606) the Hoare annotation is: true [2020-11-30 01:41:33,154 INFO L274 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-11-30 01:41:33,154 INFO L274 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-11-30 01:41:33,154 INFO L274 CegarLoopResult]: For program point L308-1(lines 297 586) no Hoare annotation was computed. [2020-11-30 01:41:33,154 INFO L274 CegarLoopResult]: For program point L341-2(line 341) no Hoare annotation was computed. [2020-11-30 01:41:33,155 INFO L274 CegarLoopResult]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2020-11-30 01:41:33,155 INFO L274 CegarLoopResult]: For program point L375(lines 375 499) no Hoare annotation was computed. [2020-11-30 01:41:33,155 INFO L274 CegarLoopResult]: For program point L375-2(lines 375 499) no Hoare annotation was computed. [2020-11-30 01:41:33,155 INFO L274 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-11-30 01:41:33,155 INFO L274 CegarLoopResult]: For program point L541-1(lines 541 545) no Hoare annotation was computed. [2020-11-30 01:41:33,156 INFO L274 CegarLoopResult]: For program point L508-1(lines 297 586) no Hoare annotation was computed. [2020-11-30 01:41:33,156 INFO L270 CegarLoopResult]: At program point L541-2(lines 541 545) the Hoare annotation is: false [2020-11-30 01:41:33,156 INFO L274 CegarLoopResult]: For program point L508-2(lines 508 512) no Hoare annotation was computed. [2020-11-30 01:41:33,156 INFO L274 CegarLoopResult]: For program point L541-3(lines 541 545) no Hoare annotation was computed. [2020-11-30 01:41:33,156 INFO L274 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-11-30 01:41:33,157 INFO L274 CegarLoopResult]: For program point L343-2(line 343) no Hoare annotation was computed. [2020-11-30 01:41:33,157 INFO L274 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-11-30 01:41:33,157 INFO L274 CegarLoopResult]: For program point L443-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 01:41:33,157 INFO L274 CegarLoopResult]: For program point L377(lines 377 378) no Hoare annotation was computed. [2020-11-30 01:41:33,157 INFO L274 CegarLoopResult]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2020-11-30 01:41:33,158 INFO L274 CegarLoopResult]: For program point L212(lines 212 213) no Hoare annotation was computed. [2020-11-30 01:41:33,158 INFO L274 CegarLoopResult]: For program point L245-1(lines 245 249) no Hoare annotation was computed. [2020-11-30 01:41:33,159 INFO L270 CegarLoopResult]: At program point L245-2(lines 245 249) the Hoare annotation is: false [2020-11-30 01:41:33,159 INFO L274 CegarLoopResult]: For program point L179-1(lines 179 183) no Hoare annotation was computed. [2020-11-30 01:41:33,159 INFO L274 CegarLoopResult]: For program point L245-3(lines 245 249) no Hoare annotation was computed. [2020-11-30 01:41:33,159 INFO L270 CegarLoopResult]: At program point L179-2(lines 179 183) the Hoare annotation is: false [2020-11-30 01:41:33,160 INFO L274 CegarLoopResult]: For program point L179-5(lines 179 183) no Hoare annotation was computed. [2020-11-30 01:41:33,160 INFO L270 CegarLoopResult]: At program point L179-6(lines 179 183) the Hoare annotation is: false [2020-11-30 01:41:33,160 INFO L274 CegarLoopResult]: For program point L179-9(lines 179 183) no Hoare annotation was computed. [2020-11-30 01:41:33,160 INFO L270 CegarLoopResult]: At program point L179-10(lines 179 183) the Hoare annotation is: false [2020-11-30 01:41:33,160 INFO L274 CegarLoopResult]: For program point L477(lines 477 481) no Hoare annotation was computed. [2020-11-30 01:41:33,161 INFO L274 CegarLoopResult]: For program point L477-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 01:41:33,162 INFO L274 CegarLoopResult]: For program point L477-2(lines 477 481) no Hoare annotation was computed. [2020-11-30 01:41:33,165 INFO L274 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-11-30 01:41:33,166 INFO L274 CegarLoopResult]: For program point L345(lines 345 350) no Hoare annotation was computed. [2020-11-30 01:41:33,167 INFO L274 CegarLoopResult]: For program point L378-2(line 378) no Hoare annotation was computed. [2020-11-30 01:41:33,167 INFO L270 CegarLoopResult]: At program point L147-2(lines 147 156) the Hoare annotation is: false [2020-11-30 01:41:33,167 INFO L274 CegarLoopResult]: For program point L147-3(lines 111 176) no Hoare annotation was computed. [2020-11-30 01:41:33,167 INFO L274 CegarLoopResult]: For program point L577(lines 577 584) no Hoare annotation was computed. [2020-11-30 01:41:33,168 INFO L274 CegarLoopResult]: For program point L379(lines 379 380) no Hoare annotation was computed. [2020-11-30 01:41:33,168 INFO L274 CegarLoopResult]: For program point L346(lines 346 349) no Hoare annotation was computed. [2020-11-30 01:41:33,168 INFO L274 CegarLoopResult]: For program point L214(lines 214 215) no Hoare annotation was computed. [2020-11-30 01:41:33,169 INFO L274 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-11-30 01:41:33,169 INFO L274 CegarLoopResult]: For program point L380-2(line 380) no Hoare annotation was computed. [2020-11-30 01:41:33,170 INFO L274 CegarLoopResult]: For program point L149(lines 149 153) no Hoare annotation was computed. [2020-11-30 01:41:33,171 INFO L274 CegarLoopResult]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2020-11-30 01:41:33,171 INFO L274 CegarLoopResult]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2020-11-30 01:41:33,171 INFO L270 CegarLoopResult]: At program point L116-2(lines 116 120) the Hoare annotation is: false [2020-11-30 01:41:33,171 INFO L274 CegarLoopResult]: For program point L116-3(lines 116 120) no Hoare annotation was computed. [2020-11-30 01:41:33,172 INFO L274 CegarLoopResult]: For program point L216(lines 216 226) no Hoare annotation was computed. [2020-11-30 01:41:33,173 INFO L274 CegarLoopResult]: For program point L216-2(lines 216 226) no Hoare annotation was computed. [2020-11-30 01:41:33,173 INFO L274 CegarLoopResult]: For program point L547(lines 547 548) no Hoare annotation was computed. [2020-11-30 01:41:33,173 INFO L274 CegarLoopResult]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2020-11-30 01:41:33,173 INFO L270 CegarLoopResult]: At program point L580-2(lines 580 584) the Hoare annotation is: false [2020-11-30 01:41:33,180 INFO L274 CegarLoopResult]: For program point L547-2(lines 547 548) no Hoare annotation was computed. [2020-11-30 01:41:33,180 INFO L274 CegarLoopResult]: For program point L580-3(lines 577 584) no Hoare annotation was computed. [2020-11-30 01:41:33,181 INFO L274 CegarLoopResult]: For program point L415(lines 415 423) no Hoare annotation was computed. [2020-11-30 01:41:33,181 INFO L274 CegarLoopResult]: For program point L316(lines 316 317) no Hoare annotation was computed. [2020-11-30 01:41:33,181 INFO L270 CegarLoopResult]: At program point L250(lines 201 251) the Hoare annotation is: false [2020-11-30 01:41:33,181 INFO L274 CegarLoopResult]: For program point L184(lines 184 188) no Hoare annotation was computed. [2020-11-30 01:41:33,181 INFO L274 CegarLoopResult]: For program point L184-1(lines 177 195) no Hoare annotation was computed. [2020-11-30 01:41:33,182 INFO L274 CegarLoopResult]: For program point L184-3(lines 184 188) no Hoare annotation was computed. [2020-11-30 01:41:33,182 INFO L274 CegarLoopResult]: For program point L184-4(lines 177 195) no Hoare annotation was computed. [2020-11-30 01:41:33,182 INFO L274 CegarLoopResult]: For program point L184-6(lines 184 188) no Hoare annotation was computed. [2020-11-30 01:41:33,183 INFO L274 CegarLoopResult]: For program point L184-7(lines 177 195) no Hoare annotation was computed. [2020-11-30 01:41:33,183 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:41:33,184 INFO L274 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-11-30 01:41:33,184 INFO L270 CegarLoopResult]: At program point L218-2(lines 218 222) the Hoare annotation is: false [2020-11-30 01:41:33,184 INFO L274 CegarLoopResult]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2020-11-30 01:41:33,184 INFO L274 CegarLoopResult]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2020-11-30 01:41:33,184 INFO L270 CegarLoopResult]: At program point L516-2(lines 516 520) the Hoare annotation is: false [2020-11-30 01:41:33,185 INFO L274 CegarLoopResult]: For program point L417(lines 417 423) no Hoare annotation was computed. [2020-11-30 01:41:33,185 INFO L274 CegarLoopResult]: For program point L516-3(lines 516 520) no Hoare annotation was computed. [2020-11-30 01:41:33,185 INFO L274 CegarLoopResult]: For program point L351(lines 351 352) no Hoare annotation was computed. [2020-11-30 01:41:33,185 INFO L274 CegarLoopResult]: For program point L319(lines 319 324) no Hoare annotation was computed. [2020-11-30 01:41:33,185 INFO L274 CegarLoopResult]: For program point L353(lines 353 356) no Hoare annotation was computed. [2020-11-30 01:41:33,185 INFO L274 CegarLoopResult]: For program point L320(lines 320 323) no Hoare annotation was computed. [2020-11-30 01:41:33,186 INFO L274 CegarLoopResult]: For program point L353-2(lines 353 356) no Hoare annotation was computed. [2020-11-30 01:41:33,186 INFO L274 CegarLoopResult]: For program point L254-1(lines 254 258) no Hoare annotation was computed. [2020-11-30 01:41:33,186 INFO L270 CegarLoopResult]: At program point L254-2(lines 254 258) the Hoare annotation is: false [2020-11-30 01:41:33,187 INFO L270 CegarLoopResult]: At program point L585(lines 297 586) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) (and (= |ULTIMATE.start___ieee754_powf_#res| .cse0) (= ~one_pow~0 .cse0))) [2020-11-30 01:41:33,187 INFO L274 CegarLoopResult]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2020-11-30 01:41:33,188 INFO L270 CegarLoopResult]: At program point L552-2(lines 552 556) the Hoare annotation is: false [2020-11-30 01:41:33,188 INFO L274 CegarLoopResult]: For program point L354(lines 354 355) no Hoare annotation was computed. [2020-11-30 01:41:33,188 INFO L274 CegarLoopResult]: For program point L387-1(lines 387 391) no Hoare annotation was computed. [2020-11-30 01:41:33,188 INFO L270 CegarLoopResult]: At program point L387-2(lines 387 391) the Hoare annotation is: false [2020-11-30 01:41:33,188 INFO L274 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-11-30 01:41:33,188 INFO L274 CegarLoopResult]: For program point L189-1(lines 177 195) no Hoare annotation was computed. [2020-11-30 01:41:33,189 INFO L274 CegarLoopResult]: For program point L123(lines 123 124) no Hoare annotation was computed. [2020-11-30 01:41:33,189 INFO L274 CegarLoopResult]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2020-11-30 01:41:33,189 INFO L274 CegarLoopResult]: For program point L189-3(lines 189 193) no Hoare annotation was computed. [2020-11-30 01:41:33,189 INFO L274 CegarLoopResult]: For program point L189-4(lines 177 195) no Hoare annotation was computed. [2020-11-30 01:41:33,189 INFO L274 CegarLoopResult]: For program point L189-5(lines 189 193) no Hoare annotation was computed. [2020-11-30 01:41:33,189 INFO L274 CegarLoopResult]: For program point L189-6(lines 189 193) no Hoare annotation was computed. [2020-11-30 01:41:33,190 INFO L274 CegarLoopResult]: For program point L189-7(lines 177 195) no Hoare annotation was computed. [2020-11-30 01:41:33,190 INFO L274 CegarLoopResult]: For program point L189-8(lines 189 193) no Hoare annotation was computed. [2020-11-30 01:41:33,190 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:41:33,190 INFO L274 CegarLoopResult]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2020-11-30 01:41:33,190 INFO L270 CegarLoopResult]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2020-11-30 01:41:33,191 INFO L274 CegarLoopResult]: For program point L224(lines 224 225) no Hoare annotation was computed. [2020-11-30 01:41:33,191 INFO L274 CegarLoopResult]: For program point L158(lines 158 167) no Hoare annotation was computed. [2020-11-30 01:41:33,191 INFO L274 CegarLoopResult]: For program point L522(lines 522 534) no Hoare annotation was computed. [2020-11-30 01:41:33,191 INFO L274 CegarLoopResult]: For program point L126(lines 126 127) no Hoare annotation was computed. [2020-11-30 01:41:33,191 INFO L274 CegarLoopResult]: For program point L523(lines 523 527) no Hoare annotation was computed. [2020-11-30 01:41:33,191 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-11-30 01:41:33,192 INFO L274 CegarLoopResult]: For program point L424-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 01:41:33,192 INFO L274 CegarLoopResult]: For program point L424-2(lines 424 428) no Hoare annotation was computed. [2020-11-30 01:41:33,192 INFO L274 CegarLoopResult]: For program point L259(lines 259 263) no Hoare annotation was computed. [2020-11-30 01:41:33,192 INFO L274 CegarLoopResult]: For program point L259-1(lines 252 265) no Hoare annotation was computed. [2020-11-30 01:41:33,192 INFO L274 CegarLoopResult]: For program point L259-2(lines 259 263) no Hoare annotation was computed. [2020-11-30 01:41:33,192 INFO L274 CegarLoopResult]: For program point L160(lines 160 166) no Hoare annotation was computed. [2020-11-30 01:41:33,193 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:41:33,193 INFO L274 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-11-30 01:41:33,193 INFO L274 CegarLoopResult]: For program point L557-1(lines 297 586) no Hoare annotation was computed. [2020-11-30 01:41:33,193 INFO L274 CegarLoopResult]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2020-11-30 01:41:33,193 INFO L274 CegarLoopResult]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2020-11-30 01:41:33,193 INFO L274 CegarLoopResult]: For program point L392(lines 392 396) no Hoare annotation was computed. [2020-11-30 01:41:33,194 INFO L270 CegarLoopResult]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2020-11-30 01:41:33,194 INFO L274 CegarLoopResult]: For program point L392-1(lines 375 398) no Hoare annotation was computed. [2020-11-30 01:41:33,194 INFO L274 CegarLoopResult]: For program point L326(lines 326 335) no Hoare annotation was computed. [2020-11-30 01:41:33,194 INFO L274 CegarLoopResult]: For program point L392-2(lines 392 396) no Hoare annotation was computed. [2020-11-30 01:41:33,194 INFO L274 CegarLoopResult]: For program point L326-1(lines 297 586) no Hoare annotation was computed. [2020-11-30 01:41:33,195 INFO L270 CegarLoopResult]: At program point L194(lines 177 195) the Hoare annotation is: false [2020-11-30 01:41:33,195 INFO L270 CegarLoopResult]: At program point L194-1(lines 177 195) the Hoare annotation is: false [2020-11-30 01:41:33,195 INFO L274 CegarLoopResult]: For program point L128(lines 128 129) no Hoare annotation was computed. [2020-11-30 01:41:33,195 INFO L270 CegarLoopResult]: At program point L194-2(lines 177 195) the Hoare annotation is: false [2020-11-30 01:41:33,195 INFO L274 CegarLoopResult]: For program point L525(lines 525 527) no Hoare annotation was computed. [2020-11-30 01:41:33,195 INFO L274 CegarLoopResult]: For program point L360(lines 360 371) no Hoare annotation was computed. [2020-11-30 01:41:33,196 INFO L274 CegarLoopResult]: For program point L327(lines 327 334) no Hoare annotation was computed. [2020-11-30 01:41:33,196 INFO L274 CegarLoopResult]: For program point L228(lines 228 229) no Hoare annotation was computed. [2020-11-30 01:41:33,196 INFO L274 CegarLoopResult]: For program point L162(lines 162 165) no Hoare annotation was computed. [2020-11-30 01:41:33,196 INFO L274 CegarLoopResult]: For program point L526(lines 526 527) no Hoare annotation was computed. [2020-11-30 01:41:33,196 INFO L274 CegarLoopResult]: For program point L493(lines 493 497) no Hoare annotation was computed. [2020-11-30 01:41:33,196 INFO L274 CegarLoopResult]: For program point L493-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 01:41:33,197 INFO L274 CegarLoopResult]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2020-11-30 01:41:33,197 INFO L274 CegarLoopResult]: For program point L362(lines 362 363) no Hoare annotation was computed. [2020-11-30 01:41:33,197 INFO L274 CegarLoopResult]: For program point L329(lines 329 334) no Hoare annotation was computed. [2020-11-30 01:41:33,197 INFO L274 CegarLoopResult]: For program point L362-2(lines 360 371) no Hoare annotation was computed. [2020-11-30 01:41:33,197 INFO L274 CegarLoopResult]: For program point L230(lines 230 237) no Hoare annotation was computed. [2020-11-30 01:41:33,197 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:41:33,198 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 01:41:33,198 INFO L270 CegarLoopResult]: At program point L264(lines 252 265) the Hoare annotation is: false [2020-11-30 01:41:33,198 INFO L274 CegarLoopResult]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2020-11-30 01:41:33,198 INFO L270 CegarLoopResult]: At program point L231-2(lines 231 235) the Hoare annotation is: false [2020-11-30 01:41:33,198 INFO L274 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-11-30 01:41:33,199 INFO L274 CegarLoopResult]: For program point L231-3(lines 231 235) no Hoare annotation was computed. [2020-11-30 01:41:33,199 INFO L274 CegarLoopResult]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2020-11-30 01:41:33,199 INFO L274 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-11-30 01:41:33,199 INFO L274 CegarLoopResult]: For program point L463(lines 463 467) no Hoare annotation was computed. [2020-11-30 01:41:33,199 INFO L274 CegarLoopResult]: For program point L463-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 01:41:33,200 INFO L274 CegarLoopResult]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2020-11-30 01:41:33,200 INFO L274 CegarLoopResult]: For program point L364(lines 364 369) no Hoare annotation was computed. [2020-11-30 01:41:33,200 INFO L274 CegarLoopResult]: For program point L133-2(lines 133 134) no Hoare annotation was computed. [2020-11-30 01:41:33,200 INFO L270 CegarLoopResult]: At program point L133-3(lines 133 134) the Hoare annotation is: false [2020-11-30 01:41:33,200 INFO L274 CegarLoopResult]: For program point L133-4(lines 133 134) no Hoare annotation was computed. [2020-11-30 01:41:33,200 INFO L274 CegarLoopResult]: For program point L365(lines 365 368) no Hoare annotation was computed. [2020-11-30 01:41:33,201 INFO L274 CegarLoopResult]: For program point L332(lines 332 333) no Hoare annotation was computed. [2020-11-30 01:41:33,218 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,219 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,221 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,226 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,232 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,232 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,233 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,233 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:41:33 BoogieIcfgContainer [2020-11-30 01:41:33,243 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:41:33,244 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:41:33,245 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:41:33,245 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:41:33,246 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:40:45" (3/4) ... [2020-11-30 01:41:33,249 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:41:33,285 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-30 01:41:33,286 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-30 01:41:33,286 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:41:33,286 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:41:33,420 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7a21192b-46c5-493d-9619-731965e56a9d/bin/utaipan/witness.graphml [2020-11-30 01:41:33,420 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:41:33,424 INFO L168 Benchmark]: Toolchain (without parser) took 71258.44 ms. Allocated memory was 77.6 MB in the beginning and 111.1 MB in the end (delta: 33.6 MB). Free memory was 42.9 MB in the beginning and 48.4 MB in the end (delta: -5.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:41:33,425 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 77.6 MB. Free memory is still 60.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:41:33,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 783.17 ms. Allocated memory is still 77.6 MB. Free memory was 42.8 MB in the beginning and 38.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:41:33,426 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.74 ms. Allocated memory is still 77.6 MB. Free memory was 38.4 MB in the beginning and 58.1 MB in the end (delta: -19.8 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:41:33,427 INFO L168 Benchmark]: Boogie Preprocessor took 105.27 ms. Allocated memory is still 77.6 MB. Free memory was 58.1 MB in the beginning and 52.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:41:33,427 INFO L168 Benchmark]: RCFGBuilder took 21886.50 ms. Allocated memory was 77.6 MB in the beginning and 111.1 MB in the end (delta: 33.6 MB). Free memory was 52.7 MB in the beginning and 81.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:41:33,428 INFO L168 Benchmark]: TraceAbstraction took 48152.18 ms. Allocated memory is still 111.1 MB. Free memory was 80.6 MB in the beginning and 62.2 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:41:33,428 INFO L168 Benchmark]: Witness Printer took 177.62 ms. Allocated memory is still 111.1 MB. Free memory was 62.2 MB in the beginning and 48.4 MB in the end (delta: 13.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:41:33,431 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 77.6 MB. Free memory is still 60.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 783.17 ms. Allocated memory is still 77.6 MB. Free memory was 42.8 MB in the beginning and 38.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 138.74 ms. Allocated memory is still 77.6 MB. Free memory was 38.4 MB in the beginning and 58.1 MB in the end (delta: -19.8 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 105.27 ms. Allocated memory is still 77.6 MB. Free memory was 58.1 MB in the beginning and 52.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 21886.50 ms. Allocated memory was 77.6 MB in the beginning and 111.1 MB in the end (delta: 33.6 MB). Free memory was 52.7 MB in the beginning and 81.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 48152.18 ms. Allocated memory is still 111.1 MB. Free memory was 80.6 MB in the beginning and 62.2 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. * Witness Printer took 177.62 ms. Allocated memory is still 111.1 MB. Free memory was 62.2 MB in the beginning and 48.4 MB in the end (delta: 13.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 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 [2020-11-30 01:41:33,442 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,442 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,443 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,443 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,443 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,444 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,444 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,444 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: \result == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant [2020-11-30 01:41:33,445 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,446 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,446 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 01:41:33,446 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ~Pluszero~LONGDOUBLE() == y && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) - 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: 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, 198 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 47.7s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 42.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 494 SDtfs, 133 SDslu, 516 SDs, 0 SdLazy, 134 SolverSat, 2 SolverUnsat, 11 SolverUnknown, 0 SolverNotchecked, 40.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 35 NumberOfFragments, 56 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 4 QuantifiedInterpolants, 2836 SizeOfPredicates, 10 NumberOfNonLiveVariables, 351 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...