./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/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_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/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 0.2.0-7b2dab5 [2020-12-09 04:51:56,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 04:51:56,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 04:51:56,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 04:51:56,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 04:51:56,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 04:51:56,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 04:51:56,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 04:51:56,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 04:51:56,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 04:51:56,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 04:51:56,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 04:51:56,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 04:51:56,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 04:51:56,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 04:51:56,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 04:51:56,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 04:51:56,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 04:51:56,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 04:51:56,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 04:51:56,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 04:51:56,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 04:51:56,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 04:51:56,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 04:51:56,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 04:51:56,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 04:51:56,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 04:51:56,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 04:51:56,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 04:51:56,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 04:51:56,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 04:51:56,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 04:51:56,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 04:51:56,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 04:51:56,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 04:51:56,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 04:51:56,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 04:51:56,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 04:51:56,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 04:51:56,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 04:51:56,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 04:51:56,210 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 04:51:56,227 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 04:51:56,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 04:51:56,228 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 04:51:56,228 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 04:51:56,228 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 04:51:56,228 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 04:51:56,228 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 04:51:56,228 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 04:51:56,228 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 04:51:56,229 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 04:51:56,229 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 04:51:56,229 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 04:51:56,229 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 04:51:56,229 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 04:51:56,229 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 04:51:56,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 04:51:56,230 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 04:51:56,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 04:51:56,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 04:51:56,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 04:51:56,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 04:51:56,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 04:51:56,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 04:51:56,230 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 04:51:56,230 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 04:51:56,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 04:51:56,231 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 04:51:56,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 04:51:56,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 04:51:56,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 04:51:56,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 04:51:56,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 04:51:56,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 04:51:56,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 04:51:56,232 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 04:51:56,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 04:51:56,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 04:51:56,232 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 04:51:56,232 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 04:51:56,232 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_df75f70d-7714-4fde-a1d1-769bd7171586/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9cdcab87d355c5d2f77c0ca49b959a879cd5e63 [2020-12-09 04:51:56,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 04:51:56,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 04:51:56,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 04:51:56,423 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 04:51:56,423 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 04:51:56,424 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-12-09 04:51:56,468 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/data/a717aa9d6/a19e1b7f45124b6eb6bfe6d5e4623fb3/FLAG0bf44df43 [2020-12-09 04:51:56,853 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 04:51:56,854 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-12-09 04:51:56,865 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/data/a717aa9d6/a19e1b7f45124b6eb6bfe6d5e4623fb3/FLAG0bf44df43 [2020-12-09 04:51:56,874 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/data/a717aa9d6/a19e1b7f45124b6eb6bfe6d5e4623fb3 [2020-12-09 04:51:56,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 04:51:56,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 04:51:56,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 04:51:56,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 04:51:56,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 04:51:56,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:51:56" (1/1) ... [2020-12-09 04:51:56,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4adf2c3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:56, skipping insertion in model container [2020-12-09 04:51:56,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:51:56" (1/1) ... [2020-12-09 04:51:56,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 04:51:56,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 04:51:57,052 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:359) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1972) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1578) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1424) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-09 04:51:57,056 INFO L168 Benchmark]: Toolchain (without parser) took 178.13 ms. Allocated memory is still 81.8 MB. Free memory was 61.0 MB in the beginning and 49.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 04:51:57,056 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 81.8 MB. Free memory is still 58.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 04:51:57,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 176.79 ms. Allocated memory is still 81.8 MB. Free memory was 60.8 MB in the beginning and 49.5 MB in the end (delta: 11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 04:51:57,058 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 81.8 MB. Free memory is still 58.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 176.79 ms. Allocated memory is still 81.8 MB. Free memory was 60.8 MB in the beginning and 49.5 MB in the end (delta: 11.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 04:51:58,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 04:51:58,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 04:51:58,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 04:51:58,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 04:51:58,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 04:51:58,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 04:51:58,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 04:51:58,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 04:51:58,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 04:51:58,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 04:51:58,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 04:51:58,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 04:51:58,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 04:51:58,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 04:51:58,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 04:51:58,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 04:51:58,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 04:51:58,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 04:51:58,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 04:51:58,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 04:51:58,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 04:51:58,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 04:51:58,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 04:51:58,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 04:51:58,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 04:51:58,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 04:51:58,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 04:51:58,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 04:51:58,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 04:51:58,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 04:51:58,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 04:51:58,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 04:51:58,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 04:51:58,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 04:51:58,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 04:51:58,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 04:51:58,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 04:51:58,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 04:51:58,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 04:51:58,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 04:51:58,522 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 04:51:58,550 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 04:51:58,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 04:51:58,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 04:51:58,551 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 04:51:58,551 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 04:51:58,551 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 04:51:58,551 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 04:51:58,551 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 04:51:58,551 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 04:51:58,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 04:51:58,552 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 04:51:58,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 04:51:58,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 04:51:58,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 04:51:58,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 04:51:58,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 04:51:58,553 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 04:51:58,554 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 04:51:58,554 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 04:51:58,554 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 04:51:58,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 04:51:58,554 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 04:51:58,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 04:51:58,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 04:51:58,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 04:51:58,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 04:51:58,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 04:51:58,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 04:51:58,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 04:51:58,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 04:51:58,555 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 04:51:58,555 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 04:51:58,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 04:51:58,556 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 04:51:58,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 04:51:58,556 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_df75f70d-7714-4fde-a1d1-769bd7171586/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9cdcab87d355c5d2f77c0ca49b959a879cd5e63 [2020-12-09 04:51:58,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 04:51:58,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 04:51:58,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 04:51:58,810 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 04:51:58,810 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 04:51:58,811 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-12-09 04:51:58,849 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/data/93d4f1e0c/b2bd18f0d65040b1a30c5f52c013780f/FLAG88691ac82 [2020-12-09 04:51:59,257 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 04:51:59,257 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-12-09 04:51:59,265 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/data/93d4f1e0c/b2bd18f0d65040b1a30c5f52c013780f/FLAG88691ac82 [2020-12-09 04:51:59,278 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/data/93d4f1e0c/b2bd18f0d65040b1a30c5f52c013780f [2020-12-09 04:51:59,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 04:51:59,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 04:51:59,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 04:51:59,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 04:51:59,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 04:51:59,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:51:59" (1/1) ... [2020-12-09 04:51:59,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1488f71e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59, skipping insertion in model container [2020-12-09 04:51:59,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:51:59" (1/1) ... [2020-12-09 04:51:59,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 04:51:59,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 04:51:59,549 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c[13799,13812] [2020-12-09 04:51:59,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 04:51:59,565 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 04:51:59,652 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c[13799,13812] [2020-12-09 04:51:59,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 04:51:59,672 INFO L208 MainTranslator]: Completed translation [2020-12-09 04:51:59,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59 WrapperNode [2020-12-09 04:51:59,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 04:51:59,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 04:51:59,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 04:51:59,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 04:51:59,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59" (1/1) ... [2020-12-09 04:51:59,702 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59" (1/1) ... [2020-12-09 04:51:59,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 04:51:59,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 04:51:59,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 04:51:59,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 04:51:59,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59" (1/1) ... [2020-12-09 04:51:59,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59" (1/1) ... [2020-12-09 04:51:59,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59" (1/1) ... [2020-12-09 04:51:59,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59" (1/1) ... [2020-12-09 04:51:59,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59" (1/1) ... [2020-12-09 04:51:59,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59" (1/1) ... [2020-12-09 04:51:59,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59" (1/1) ... [2020-12-09 04:51:59,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 04:51:59,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 04:51:59,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 04:51:59,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 04:51:59,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 04:51:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-12-09 04:51:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 04:51:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 04:51:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-12-09 04:51:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 04:51:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 04:51:59,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 04:51:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-12-09 04:51:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-09 04:51:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 04:52:31,636 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 04:52:31,636 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2020-12-09 04:52:31,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:52:31 BoogieIcfgContainer [2020-12-09 04:52:31,638 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 04:52:31,639 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 04:52:31,639 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 04:52:31,642 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 04:52:31,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 04:51:59" (1/3) ... [2020-12-09 04:52:31,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292d4ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:52:31, skipping insertion in model container [2020-12-09 04:52:31,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:51:59" (2/3) ... [2020-12-09 04:52:31,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292d4ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:52:31, skipping insertion in model container [2020-12-09 04:52:31,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:52:31" (3/3) ... [2020-12-09 04:52:31,644 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0872a.c [2020-12-09 04:52:31,654 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 04:52:31,657 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 04:52:31,664 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 04:52:31,680 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 04:52:31,681 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 04:52:31,681 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 04:52:31,681 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 04:52:31,681 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 04:52:31,681 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 04:52:31,681 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 04:52:31,681 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 04:52:31,693 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2020-12-09 04:52:31,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-09 04:52:31,696 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:52:31,696 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 04:52:31,696 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:52:31,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:52:31,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1640381008, now seen corresponding path program 1 times [2020-12-09 04:52:31,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:52:31,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630714764] [2020-12-09 04:52:31,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 04:52:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:52:32,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-09 04:52:32,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:52:32,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:52:32,594 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:52:32,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [630714764] [2020-12-09 04:52:32,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 04:52:32,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 04:52:32,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965999871] [2020-12-09 04:52:32,598 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 04:52:32,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:52:32,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 04:52:32,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 04:52:32,609 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 2 states. [2020-12-09 04:52:32,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:52:32,638 INFO L93 Difference]: Finished difference Result 392 states and 678 transitions. [2020-12-09 04:52:32,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 04:52:32,639 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2020-12-09 04:52:32,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:52:32,651 INFO L225 Difference]: With dead ends: 392 [2020-12-09 04:52:32,651 INFO L226 Difference]: Without dead ends: 194 [2020-12-09 04:52:32,654 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 04:52:32,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-12-09 04:52:32,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2020-12-09 04:52:32,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-12-09 04:52:32,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 254 transitions. [2020-12-09 04:52:32,693 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 254 transitions. Word has length 9 [2020-12-09 04:52:32,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:52:32,694 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 254 transitions. [2020-12-09 04:52:32,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 04:52:32,694 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 254 transitions. [2020-12-09 04:52:32,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-09 04:52:32,694 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:52:32,694 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 04:52:32,895 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 04:52:32,895 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:52:32,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:52:32,896 INFO L82 PathProgramCache]: Analyzing trace with hash 559104083, now seen corresponding path program 1 times [2020-12-09 04:52:32,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:52:32,897 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [821386755] [2020-12-09 04:52:32,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 04:52:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:52:33,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-09 04:52:33,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:52:33,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:52:33,925 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:52:33,925 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [821386755] [2020-12-09 04:52:33,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 04:52:33,926 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-09 04:52:33,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438845169] [2020-12-09 04:52:33,927 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 04:52:33,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:52:33,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 04:52:33,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 04:52:33,928 INFO L87 Difference]: Start difference. First operand 194 states and 254 transitions. Second operand 5 states. [2020-12-09 04:53:49,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:53:49,625 INFO L93 Difference]: Finished difference Result 202 states and 260 transitions. [2020-12-09 04:53:49,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 04:53:49,634 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-12-09 04:53:49,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:53:49,637 INFO L225 Difference]: With dead ends: 202 [2020-12-09 04:53:49,637 INFO L226 Difference]: Without dead ends: 198 [2020-12-09 04:53:49,638 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 04:53:49,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-12-09 04:53:49,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 194. [2020-12-09 04:53:49,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-12-09 04:53:49,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 251 transitions. [2020-12-09 04:53:49,654 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 251 transitions. Word has length 11 [2020-12-09 04:53:49,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:53:49,655 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 251 transitions. [2020-12-09 04:53:49,655 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 04:53:49,655 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 251 transitions. [2020-12-09 04:53:49,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-09 04:53:49,655 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 04:53:49,655 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 04:53:49,856 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 04:53:49,857 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 04:53:49,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 04:53:49,859 INFO L82 PathProgramCache]: Analyzing trace with hash -305795412, now seen corresponding path program 1 times [2020-12-09 04:53:49,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 04:53:49,861 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [117702048] [2020-12-09 04:53:49,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-09 04:53:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 04:53:50,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-09 04:53:50,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 04:53:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 04:53:51,001 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 04:53:51,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [117702048] [2020-12-09 04:53:51,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 04:53:51,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 04:53:51,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351460883] [2020-12-09 04:53:51,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 04:53:51,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 04:53:51,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 04:53:51,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 04:53:51,003 INFO L87 Difference]: Start difference. First operand 194 states and 251 transitions. Second operand 5 states. [2020-12-09 04:53:51,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 04:53:51,296 INFO L93 Difference]: Finished difference Result 194 states and 251 transitions. [2020-12-09 04:53:51,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 04:53:51,296 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-12-09 04:53:51,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 04:53:51,297 INFO L225 Difference]: With dead ends: 194 [2020-12-09 04:53:51,297 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 04:53:51,298 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 04:53:51,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 04:53:51,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 04:53:51,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 04:53:51,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 04:53:51,299 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2020-12-09 04:53:51,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 04:53:51,299 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 04:53:51,299 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 04:53:51,300 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 04:53:51,300 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 04:53:51,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-12-09 04:53:51,506 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 04:53:51,903 INFO L262 CegarLoopResult]: For program point L531(lines 531 533) no Hoare annotation was computed. [2020-12-09 04:53:51,903 INFO L262 CegarLoopResult]: For program point L531-2(lines 522 534) no Hoare annotation was computed. [2020-12-09 04:53:51,903 INFO L262 CegarLoopResult]: For program point L532(lines 532 533) no Hoare annotation was computed. [2020-12-09 04:53:51,903 INFO L262 CegarLoopResult]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2020-12-09 04:53:51,903 INFO L262 CegarLoopResult]: For program point L367(lines 367 368) no Hoare annotation was computed. [2020-12-09 04:53:51,903 INFO L258 CegarLoopResult]: At program point L433-2(lines 433 437) the Hoare annotation is: false [2020-12-09 04:53:51,904 INFO L262 CegarLoopResult]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2020-12-09 04:53:51,904 INFO L258 CegarLoopResult]: At program point L170-2(lines 170 174) the Hoare annotation is: false [2020-12-09 04:53:51,904 INFO L262 CegarLoopResult]: For program point L170-3(lines 170 174) no Hoare annotation was computed. [2020-12-09 04:53:51,904 INFO L262 CegarLoopResult]: For program point L600(lines 600 603) no Hoare annotation was computed. [2020-12-09 04:53:51,904 INFO L262 CegarLoopResult]: For program point L501(lines 501 502) no Hoare annotation was computed. [2020-12-09 04:53:51,904 INFO L262 CegarLoopResult]: For program point L402(lines 402 410) no Hoare annotation was computed. [2020-12-09 04:53:51,904 INFO L262 CegarLoopResult]: For program point L402-1(lines 402 410) no Hoare annotation was computed. [2020-12-09 04:53:51,904 INFO L262 CegarLoopResult]: For program point L303-1(lines 303 307) no Hoare annotation was computed. [2020-12-09 04:53:51,905 INFO L258 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)))) [2020-12-09 04:53:51,905 INFO L262 CegarLoopResult]: For program point L601(line 601) no Hoare annotation was computed. [2020-12-09 04:53:51,905 INFO L262 CegarLoopResult]: For program point L238(lines 238 243) no Hoare annotation was computed. [2020-12-09 04:53:51,905 INFO L262 CegarLoopResult]: For program point L205-1(lines 205 209) no Hoare annotation was computed. [2020-12-09 04:53:51,905 INFO L262 CegarLoopResult]: For program point L139(lines 139 140) no Hoare annotation was computed. [2020-12-09 04:53:51,905 INFO L258 CegarLoopResult]: At program point L205-2(lines 205 209) the Hoare annotation is: false [2020-12-09 04:53:51,905 INFO L262 CegarLoopResult]: For program point L205-3(lines 205 209) no Hoare annotation was computed. [2020-12-09 04:53:51,905 INFO L262 CegarLoopResult]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2020-12-09 04:53:51,906 INFO L262 CegarLoopResult]: For program point L503(lines 503 507) no Hoare annotation was computed. [2020-12-09 04:53:51,906 INFO L262 CegarLoopResult]: For program point L503-1(lines 297 586) no Hoare annotation was computed. [2020-12-09 04:53:51,906 INFO L262 CegarLoopResult]: For program point L338(lines 338 343) no Hoare annotation was computed. [2020-12-09 04:53:51,906 INFO L262 CegarLoopResult]: For program point L239(lines 239 242) no Hoare annotation was computed. [2020-12-09 04:53:51,906 INFO L262 CegarLoopResult]: For program point L438(lines 438 442) no Hoare annotation was computed. [2020-12-09 04:53:51,906 INFO L262 CegarLoopResult]: For program point L438-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 04:53:51,906 INFO L262 CegarLoopResult]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2020-12-09 04:53:51,906 INFO L258 CegarLoopResult]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2020-12-09 04:53:51,906 INFO L262 CegarLoopResult]: For program point L538(lines 538 550) no Hoare annotation was computed. [2020-12-09 04:53:51,907 INFO L262 CegarLoopResult]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2020-12-09 04:53:51,907 INFO L258 CegarLoopResult]: At program point L571-2(lines 571 575) the Hoare annotation is: false [2020-12-09 04:53:51,907 INFO L262 CegarLoopResult]: For program point L538-2(lines 538 550) no Hoare annotation was computed. [2020-12-09 04:53:51,907 INFO L262 CegarLoopResult]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2020-12-09 04:53:51,907 INFO L262 CegarLoopResult]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2020-12-09 04:53:51,907 INFO L258 CegarLoopResult]: At program point L472-2(lines 472 476) the Hoare annotation is: false [2020-12-09 04:53:51,907 INFO L262 CegarLoopResult]: For program point L373(lines 373 374) no Hoare annotation was computed. [2020-12-09 04:53:51,907 INFO L262 CegarLoopResult]: For program point L340(lines 340 343) no Hoare annotation was computed. [2020-12-09 04:53:51,907 INFO L258 CegarLoopResult]: At program point L175(lines 111 176) the Hoare annotation is: false [2020-12-09 04:53:51,908 INFO L265 CegarLoopResult]: At program point L605(lines 588 606) the Hoare annotation is: true [2020-12-09 04:53:51,908 INFO L262 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-12-09 04:53:51,908 INFO L262 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-12-09 04:53:51,908 INFO L262 CegarLoopResult]: For program point L308-1(lines 297 586) no Hoare annotation was computed. [2020-12-09 04:53:51,908 INFO L262 CegarLoopResult]: For program point L341-2(line 341) no Hoare annotation was computed. [2020-12-09 04:53:51,908 INFO L262 CegarLoopResult]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2020-12-09 04:53:51,908 INFO L262 CegarLoopResult]: For program point L375(lines 375 499) no Hoare annotation was computed. [2020-12-09 04:53:51,908 INFO L262 CegarLoopResult]: For program point L375-2(lines 375 499) no Hoare annotation was computed. [2020-12-09 04:53:51,908 INFO L262 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-12-09 04:53:51,908 INFO L262 CegarLoopResult]: For program point L541-1(lines 541 545) no Hoare annotation was computed. [2020-12-09 04:53:51,909 INFO L262 CegarLoopResult]: For program point L508-1(lines 297 586) no Hoare annotation was computed. [2020-12-09 04:53:51,909 INFO L258 CegarLoopResult]: At program point L541-2(lines 541 545) the Hoare annotation is: false [2020-12-09 04:53:51,909 INFO L262 CegarLoopResult]: For program point L508-2(lines 508 512) no Hoare annotation was computed. [2020-12-09 04:53:51,909 INFO L262 CegarLoopResult]: For program point L541-3(lines 541 545) no Hoare annotation was computed. [2020-12-09 04:53:51,909 INFO L262 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-12-09 04:53:51,909 INFO L262 CegarLoopResult]: For program point L343-2(line 343) no Hoare annotation was computed. [2020-12-09 04:53:51,909 INFO L262 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-12-09 04:53:51,909 INFO L262 CegarLoopResult]: For program point L443-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 04:53:51,910 INFO L262 CegarLoopResult]: For program point L377(lines 377 378) no Hoare annotation was computed. [2020-12-09 04:53:51,910 INFO L262 CegarLoopResult]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2020-12-09 04:53:51,910 INFO L262 CegarLoopResult]: For program point L212(lines 212 213) no Hoare annotation was computed. [2020-12-09 04:53:51,910 INFO L262 CegarLoopResult]: For program point L245-1(lines 245 249) no Hoare annotation was computed. [2020-12-09 04:53:51,910 INFO L258 CegarLoopResult]: At program point L245-2(lines 245 249) the Hoare annotation is: false [2020-12-09 04:53:51,910 INFO L262 CegarLoopResult]: For program point L179-1(lines 179 183) no Hoare annotation was computed. [2020-12-09 04:53:51,910 INFO L262 CegarLoopResult]: For program point L245-3(lines 245 249) no Hoare annotation was computed. [2020-12-09 04:53:51,910 INFO L258 CegarLoopResult]: At program point L179-2(lines 179 183) the Hoare annotation is: false [2020-12-09 04:53:51,910 INFO L262 CegarLoopResult]: For program point L179-5(lines 179 183) no Hoare annotation was computed. [2020-12-09 04:53:51,910 INFO L258 CegarLoopResult]: At program point L179-6(lines 179 183) the Hoare annotation is: false [2020-12-09 04:53:51,911 INFO L262 CegarLoopResult]: For program point L179-9(lines 179 183) no Hoare annotation was computed. [2020-12-09 04:53:51,911 INFO L258 CegarLoopResult]: At program point L179-10(lines 179 183) the Hoare annotation is: false [2020-12-09 04:53:51,911 INFO L262 CegarLoopResult]: For program point L477(lines 477 481) no Hoare annotation was computed. [2020-12-09 04:53:51,911 INFO L262 CegarLoopResult]: For program point L477-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 04:53:51,911 INFO L262 CegarLoopResult]: For program point L477-2(lines 477 481) no Hoare annotation was computed. [2020-12-09 04:53:51,911 INFO L262 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-12-09 04:53:51,911 INFO L262 CegarLoopResult]: For program point L345(lines 345 350) no Hoare annotation was computed. [2020-12-09 04:53:51,911 INFO L262 CegarLoopResult]: For program point L378-2(line 378) no Hoare annotation was computed. [2020-12-09 04:53:51,911 INFO L258 CegarLoopResult]: At program point L147-2(lines 147 156) the Hoare annotation is: false [2020-12-09 04:53:51,912 INFO L262 CegarLoopResult]: For program point L147-3(lines 111 176) no Hoare annotation was computed. [2020-12-09 04:53:51,912 INFO L262 CegarLoopResult]: For program point L577(lines 577 584) no Hoare annotation was computed. [2020-12-09 04:53:51,912 INFO L262 CegarLoopResult]: For program point L379(lines 379 380) no Hoare annotation was computed. [2020-12-09 04:53:51,912 INFO L262 CegarLoopResult]: For program point L346(lines 346 349) no Hoare annotation was computed. [2020-12-09 04:53:51,912 INFO L262 CegarLoopResult]: For program point L214(lines 214 215) no Hoare annotation was computed. [2020-12-09 04:53:51,912 INFO L262 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-12-09 04:53:51,912 INFO L262 CegarLoopResult]: For program point L380-2(line 380) no Hoare annotation was computed. [2020-12-09 04:53:51,912 INFO L262 CegarLoopResult]: For program point L149(lines 149 153) no Hoare annotation was computed. [2020-12-09 04:53:51,912 INFO L262 CegarLoopResult]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2020-12-09 04:53:51,912 INFO L262 CegarLoopResult]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2020-12-09 04:53:51,912 INFO L258 CegarLoopResult]: At program point L116-2(lines 116 120) the Hoare annotation is: false [2020-12-09 04:53:51,913 INFO L262 CegarLoopResult]: For program point L116-3(lines 116 120) no Hoare annotation was computed. [2020-12-09 04:53:51,913 INFO L262 CegarLoopResult]: For program point L216(lines 216 226) no Hoare annotation was computed. [2020-12-09 04:53:51,913 INFO L262 CegarLoopResult]: For program point L216-2(lines 216 226) no Hoare annotation was computed. [2020-12-09 04:53:51,913 INFO L262 CegarLoopResult]: For program point L547(lines 547 548) no Hoare annotation was computed. [2020-12-09 04:53:51,913 INFO L262 CegarLoopResult]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2020-12-09 04:53:51,913 INFO L258 CegarLoopResult]: At program point L580-2(lines 580 584) the Hoare annotation is: false [2020-12-09 04:53:51,913 INFO L262 CegarLoopResult]: For program point L547-2(lines 547 548) no Hoare annotation was computed. [2020-12-09 04:53:51,913 INFO L262 CegarLoopResult]: For program point L580-3(lines 577 584) no Hoare annotation was computed. [2020-12-09 04:53:51,913 INFO L262 CegarLoopResult]: For program point L415(lines 415 423) no Hoare annotation was computed. [2020-12-09 04:53:51,913 INFO L262 CegarLoopResult]: For program point L316(lines 316 317) no Hoare annotation was computed. [2020-12-09 04:53:51,914 INFO L258 CegarLoopResult]: At program point L250(lines 201 251) the Hoare annotation is: false [2020-12-09 04:53:51,914 INFO L262 CegarLoopResult]: For program point L184(lines 184 188) no Hoare annotation was computed. [2020-12-09 04:53:51,914 INFO L262 CegarLoopResult]: For program point L184-1(lines 177 195) no Hoare annotation was computed. [2020-12-09 04:53:51,914 INFO L262 CegarLoopResult]: For program point L184-3(lines 184 188) no Hoare annotation was computed. [2020-12-09 04:53:51,914 INFO L262 CegarLoopResult]: For program point L184-4(lines 177 195) no Hoare annotation was computed. [2020-12-09 04:53:51,914 INFO L262 CegarLoopResult]: For program point L184-6(lines 184 188) no Hoare annotation was computed. [2020-12-09 04:53:51,914 INFO L262 CegarLoopResult]: For program point L184-7(lines 177 195) no Hoare annotation was computed. [2020-12-09 04:53:51,914 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 04:53:51,914 INFO L262 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-12-09 04:53:51,914 INFO L258 CegarLoopResult]: At program point L218-2(lines 218 222) the Hoare annotation is: false [2020-12-09 04:53:51,914 INFO L262 CegarLoopResult]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2020-12-09 04:53:51,914 INFO L262 CegarLoopResult]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2020-12-09 04:53:51,915 INFO L258 CegarLoopResult]: At program point L516-2(lines 516 520) the Hoare annotation is: false [2020-12-09 04:53:51,915 INFO L262 CegarLoopResult]: For program point L417(lines 417 423) no Hoare annotation was computed. [2020-12-09 04:53:51,915 INFO L262 CegarLoopResult]: For program point L516-3(lines 516 520) no Hoare annotation was computed. [2020-12-09 04:53:51,915 INFO L262 CegarLoopResult]: For program point L351(lines 351 352) no Hoare annotation was computed. [2020-12-09 04:53:51,915 INFO L262 CegarLoopResult]: For program point L319(lines 319 324) no Hoare annotation was computed. [2020-12-09 04:53:51,915 INFO L262 CegarLoopResult]: For program point L353(lines 353 356) no Hoare annotation was computed. [2020-12-09 04:53:51,915 INFO L262 CegarLoopResult]: For program point L320(lines 320 323) no Hoare annotation was computed. [2020-12-09 04:53:51,915 INFO L262 CegarLoopResult]: For program point L353-2(lines 353 356) no Hoare annotation was computed. [2020-12-09 04:53:51,915 INFO L262 CegarLoopResult]: For program point L254-1(lines 254 258) no Hoare annotation was computed. [2020-12-09 04:53:51,915 INFO L258 CegarLoopResult]: At program point L254-2(lines 254 258) the Hoare annotation is: false [2020-12-09 04:53:51,916 INFO L258 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))) [2020-12-09 04:53:51,916 INFO L262 CegarLoopResult]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2020-12-09 04:53:51,916 INFO L258 CegarLoopResult]: At program point L552-2(lines 552 556) the Hoare annotation is: false [2020-12-09 04:53:51,916 INFO L262 CegarLoopResult]: For program point L354(lines 354 355) no Hoare annotation was computed. [2020-12-09 04:53:51,916 INFO L262 CegarLoopResult]: For program point L387-1(lines 387 391) no Hoare annotation was computed. [2020-12-09 04:53:51,916 INFO L258 CegarLoopResult]: At program point L387-2(lines 387 391) the Hoare annotation is: false [2020-12-09 04:53:51,916 INFO L262 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-12-09 04:53:51,916 INFO L262 CegarLoopResult]: For program point L189-1(lines 177 195) no Hoare annotation was computed. [2020-12-09 04:53:51,916 INFO L262 CegarLoopResult]: For program point L123(lines 123 124) no Hoare annotation was computed. [2020-12-09 04:53:51,916 INFO L262 CegarLoopResult]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2020-12-09 04:53:51,916 INFO L262 CegarLoopResult]: For program point L189-3(lines 189 193) no Hoare annotation was computed. [2020-12-09 04:53:51,916 INFO L262 CegarLoopResult]: For program point L189-4(lines 177 195) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point L189-5(lines 189 193) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point L189-6(lines 189 193) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point L189-7(lines 177 195) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point L189-8(lines 189 193) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L258 CegarLoopResult]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point L224(lines 224 225) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point L158(lines 158 167) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point L522(lines 522 534) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point L126(lines 126 127) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point L523(lines 523 527) no Hoare annotation was computed. [2020-12-09 04:53:51,917 INFO L262 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point L424-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point L424-2(lines 424 428) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point L259(lines 259 263) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point L259-1(lines 252 265) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point L259-2(lines 259 263) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point L160(lines 160 166) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point L557-1(lines 297 586) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L262 CegarLoopResult]: For program point L392(lines 392 396) no Hoare annotation was computed. [2020-12-09 04:53:51,918 INFO L258 CegarLoopResult]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2020-12-09 04:53:51,919 INFO L262 CegarLoopResult]: For program point L392-1(lines 375 398) no Hoare annotation was computed. [2020-12-09 04:53:51,919 INFO L262 CegarLoopResult]: For program point L326(lines 326 335) no Hoare annotation was computed. [2020-12-09 04:53:51,919 INFO L262 CegarLoopResult]: For program point L392-2(lines 392 396) no Hoare annotation was computed. [2020-12-09 04:53:51,919 INFO L262 CegarLoopResult]: For program point L326-1(lines 297 586) no Hoare annotation was computed. [2020-12-09 04:53:51,919 INFO L258 CegarLoopResult]: At program point L194(lines 177 195) the Hoare annotation is: false [2020-12-09 04:53:51,919 INFO L258 CegarLoopResult]: At program point L194-1(lines 177 195) the Hoare annotation is: false [2020-12-09 04:53:51,919 INFO L262 CegarLoopResult]: For program point L128(lines 128 129) no Hoare annotation was computed. [2020-12-09 04:53:51,919 INFO L258 CegarLoopResult]: At program point L194-2(lines 177 195) the Hoare annotation is: false [2020-12-09 04:53:51,919 INFO L262 CegarLoopResult]: For program point L525(lines 525 527) no Hoare annotation was computed. [2020-12-09 04:53:51,919 INFO L262 CegarLoopResult]: For program point L360(lines 360 371) no Hoare annotation was computed. [2020-12-09 04:53:51,919 INFO L262 CegarLoopResult]: For program point L327(lines 327 334) no Hoare annotation was computed. [2020-12-09 04:53:51,919 INFO L262 CegarLoopResult]: For program point L228(lines 228 229) no Hoare annotation was computed. [2020-12-09 04:53:51,919 INFO L262 CegarLoopResult]: For program point L162(lines 162 165) no Hoare annotation was computed. [2020-12-09 04:53:51,919 INFO L262 CegarLoopResult]: For program point L526(lines 526 527) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point L493(lines 493 497) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point L493-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point L362(lines 362 363) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point L329(lines 329 334) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point L362-2(lines 360 371) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point L230(lines 230 237) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 601) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L258 CegarLoopResult]: At program point L264(lines 252 265) the Hoare annotation is: false [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L258 CegarLoopResult]: At program point L231-2(lines 231 235) the Hoare annotation is: false [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-12-09 04:53:51,920 INFO L262 CegarLoopResult]: For program point L231-3(lines 231 235) no Hoare annotation was computed. [2020-12-09 04:53:51,921 INFO L262 CegarLoopResult]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2020-12-09 04:53:51,921 INFO L262 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-12-09 04:53:51,921 INFO L262 CegarLoopResult]: For program point L463(lines 463 467) no Hoare annotation was computed. [2020-12-09 04:53:51,921 INFO L262 CegarLoopResult]: For program point L463-1(lines 398 499) no Hoare annotation was computed. [2020-12-09 04:53:51,921 INFO L262 CegarLoopResult]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2020-12-09 04:53:51,921 INFO L262 CegarLoopResult]: For program point L364(lines 364 369) no Hoare annotation was computed. [2020-12-09 04:53:51,921 INFO L262 CegarLoopResult]: For program point L133-2(lines 133 134) no Hoare annotation was computed. [2020-12-09 04:53:51,921 INFO L258 CegarLoopResult]: At program point L133-3(lines 133 134) the Hoare annotation is: false [2020-12-09 04:53:51,921 INFO L262 CegarLoopResult]: For program point L133-4(lines 133 134) no Hoare annotation was computed. [2020-12-09 04:53:51,921 INFO L262 CegarLoopResult]: For program point L365(lines 365 368) no Hoare annotation was computed. [2020-12-09 04:53:51,921 INFO L262 CegarLoopResult]: For program point L332(lines 332 333) no Hoare annotation was computed. [2020-12-09 04:53:51,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 04:53:51 BoogieIcfgContainer [2020-12-09 04:53:51,936 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 04:53:51,937 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 04:53:51,937 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 04:53:51,937 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 04:53:51,937 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:52:31" (3/4) ... [2020-12-09 04:53:51,939 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 04:53:51,954 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-09 04:53:51,954 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-12-09 04:53:51,954 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 04:53:51,955 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 04:53:52,010 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_df75f70d-7714-4fde-a1d1-769bd7171586/bin/utaipan/witness.graphml [2020-12-09 04:53:52,010 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 04:53:52,011 INFO L168 Benchmark]: Toolchain (without parser) took 112729.36 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 35.2 MB in the beginning and 32.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. [2020-12-09 04:53:52,012 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 56.6 MB. Free memory was 39.2 MB in the beginning and 39.1 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 04:53:52,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 389.97 ms. Allocated memory is still 56.6 MB. Free memory was 35.0 MB in the beginning and 26.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 04:53:52,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.35 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 25.8 MB in the beginning and 61.8 MB in the end (delta: -36.0 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-12-09 04:53:52,013 INFO L168 Benchmark]: Boogie Preprocessor took 83.71 ms. Allocated memory is still 81.8 MB. Free memory was 61.8 MB in the beginning and 56.9 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 04:53:52,013 INFO L168 Benchmark]: RCFGBuilder took 31801.37 ms. Allocated memory is still 81.8 MB. Free memory was 56.9 MB in the beginning and 40.7 MB in the end (delta: 16.2 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. [2020-12-09 04:53:52,013 INFO L168 Benchmark]: TraceAbstraction took 80296.96 ms. Allocated memory is still 81.8 MB. Free memory was 40.2 MB in the beginning and 45.0 MB in the end (delta: -4.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. [2020-12-09 04:53:52,013 INFO L168 Benchmark]: Witness Printer took 73.83 ms. Allocated memory is still 81.8 MB. Free memory was 45.0 MB in the beginning and 32.5 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 04:53:52,015 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 56.6 MB. Free memory was 39.2 MB in the beginning and 39.1 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 389.97 ms. Allocated memory is still 56.6 MB. Free memory was 35.0 MB in the beginning and 26.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.35 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 25.8 MB in the beginning and 61.8 MB in the end (delta: -36.0 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.71 ms. Allocated memory is still 81.8 MB. Free memory was 61.8 MB in the beginning and 56.9 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 31801.37 ms. Allocated memory is still 81.8 MB. Free memory was 56.9 MB in the beginning and 40.7 MB in the end (delta: 16.2 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 80296.96 ms. Allocated memory is still 81.8 MB. Free memory was 40.2 MB in the beginning and 45.0 MB in the end (delta: -4.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. * Witness Printer took 73.83 ms. Allocated memory is still 81.8 MB. Free memory was 45.0 MB in the beginning and 32.5 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 601]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant 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 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, 197 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 79.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 76.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 495 SDtfs, 122 SDslu, 522 SDs, 0 SdLazy, 118 SolverSat, 2 SolverUnsat, 27 SolverUnknown, 0 SolverNotchecked, 74.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=197occurred 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, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 30 ConstructedInterpolants, 1 QuantifiedInterpolants, 1292 SizeOfPredicates, 10 NumberOfNonLiveVariables, 343 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...