./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5abf8fd547d87f4a13cf02561a51c2a786fc9e8 ............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5abf8fd547d87f4a13cf02561a51c2a786fc9e8 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 23:18:49,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:18:49,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:18:49,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:18:49,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:18:49,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:18:49,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:18:49,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:18:49,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:18:49,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:18:49,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:18:49,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:18:49,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:18:49,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:18:49,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:18:49,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:18:49,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:18:49,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:18:49,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:18:49,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:18:49,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:18:49,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:18:49,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:18:49,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:18:49,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:18:49,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:18:49,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:18:49,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:18:49,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:18:49,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:18:49,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:18:49,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:18:49,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:18:49,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:18:49,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:18:49,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:18:49,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:18:49,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:18:49,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:18:49,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:18:49,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:18:49,307 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 23:18:49,331 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:18:49,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:18:49,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:18:49,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:18:49,332 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 23:18:49,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:18:49,333 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 23:18:49,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 23:18:49,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 23:18:49,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:18:49,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 23:18:49,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:18:49,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 23:18:49,334 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 23:18:49,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:18:49,334 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:18:49,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 23:18:49,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:18:49,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 23:18:49,335 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:18:49,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 23:18:49,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 23:18:49,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:18:49,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:18:49,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 23:18:49,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 23:18:49,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 23:18:49,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 23:18:49,336 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5abf8fd547d87f4a13cf02561a51c2a786fc9e8 [2019-11-19 23:18:49,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:18:49,523 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:18:49,526 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:18:49,527 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:18:49,527 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:18:49,529 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2019-11-19 23:18:49,583 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/data/342f9439d/d87f2ab118fd41e58608d892107f8e4f/FLAG61944d403 [2019-11-19 23:18:49,990 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:18:49,991 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2019-11-19 23:18:50,000 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/data/342f9439d/d87f2ab118fd41e58608d892107f8e4f/FLAG61944d403 [2019-11-19 23:18:50,394 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/data/342f9439d/d87f2ab118fd41e58608d892107f8e4f [2019-11-19 23:18:50,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:18:50,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:18:50,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:18:50,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:18:50,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:18:50,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:18:50" (1/1) ... [2019-11-19 23:18:50,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@734b3707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:50, skipping insertion in model container [2019-11-19 23:18:50,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:18:50" (1/1) ... [2019-11-19 23:18:50,418 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:18:50,464 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:18:50,768 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.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1636) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$41(StandardFunctionHandler.java:317) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1262) 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:1832) 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:1455) 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:906) 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:1432) 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:906) 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:1284) 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:3361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2176) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) 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:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-19 23:18:50,780 INFO L168 Benchmark]: Toolchain (without parser) took 381.96 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 1.0 GB in the end (delta: -51.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-11-19 23:18:50,781 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:18:50,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.74 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -57.2 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2019-11-19 23:18:50,784 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 379.74 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -57.2 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 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 0.1.24-678e011 [2019-11-19 23:18:52,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:18:52,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:18:52,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:18:52,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:18:52,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:18:52,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:18:52,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:18:52,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:18:52,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:18:52,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:18:52,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:18:52,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:18:52,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:18:52,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:18:52,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:18:52,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:18:52,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:18:52,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:18:52,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:18:52,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:18:52,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:18:52,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:18:52,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:18:52,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:18:52,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:18:52,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:18:52,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:18:52,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:18:52,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:18:52,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:18:52,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:18:52,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:18:52,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:18:52,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:18:52,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:18:52,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:18:52,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:18:52,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:18:52,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:18:52,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:18:52,462 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-19 23:18:52,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:18:52,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:18:52,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:18:52,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:18:52,477 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 23:18:52,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:18:52,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 23:18:52,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 23:18:52,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:18:52,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 23:18:52,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:18:52,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 23:18:52,479 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 23:18:52,479 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 23:18:52,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 23:18:52,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:18:52,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:18:52,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 23:18:52,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:18:52,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 23:18:52,480 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:18:52,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 23:18:52,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 23:18:52,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:18:52,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:18:52,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 23:18:52,482 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-19 23:18:52,482 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 23:18:52,482 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 23:18:52,482 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 23:18:52,483 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5abf8fd547d87f4a13cf02561a51c2a786fc9e8 [2019-11-19 23:18:52,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:18:52,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:18:52,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:18:52,748 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:18:52,748 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:18:52,749 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2019-11-19 23:18:52,796 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/data/6e43bd9c0/4aa87c6ea0d14bc1971ce2b151cab801/FLAG388b1bbae [2019-11-19 23:18:53,248 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:18:53,249 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2019-11-19 23:18:53,257 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/data/6e43bd9c0/4aa87c6ea0d14bc1971ce2b151cab801/FLAG388b1bbae [2019-11-19 23:18:53,274 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/data/6e43bd9c0/4aa87c6ea0d14bc1971ce2b151cab801 [2019-11-19 23:18:53,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:18:53,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:18:53,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:18:53,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:18:53,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:18:53,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:18:53" (1/1) ... [2019-11-19 23:18:53,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b0284a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53, skipping insertion in model container [2019-11-19 23:18:53,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:18:53" (1/1) ... [2019-11-19 23:18:53,304 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:18:53,355 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:18:53,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:18:53,735 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 23:18:53,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:18:53,893 INFO L192 MainTranslator]: Completed translation [2019-11-19 23:18:53,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53 WrapperNode [2019-11-19 23:18:53,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:18:53,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 23:18:53,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 23:18:53,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 23:18:53,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53" (1/1) ... [2019-11-19 23:18:53,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53" (1/1) ... [2019-11-19 23:18:53,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 23:18:53,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 23:18:53,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 23:18:53,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 23:18:53,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53" (1/1) ... [2019-11-19 23:18:53,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53" (1/1) ... [2019-11-19 23:18:54,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53" (1/1) ... [2019-11-19 23:18:54,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53" (1/1) ... [2019-11-19 23:18:54,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53" (1/1) ... [2019-11-19 23:18:54,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53" (1/1) ... [2019-11-19 23:18:54,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53" (1/1) ... [2019-11-19 23:18:54,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 23:18:54,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 23:18:54,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 23:18:54,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 23:18:54,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 23:18:54,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-19 23:18:54,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-19 23:18:54,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 23:18:54,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-11-19 23:18:54,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-19 23:18:54,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 23:18:54,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 23:18:54,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-19 23:18:54,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 23:19:42,120 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 23:19:42,120 INFO L285 CfgBuilder]: Removed 88 assume(true) statements. [2019-11-19 23:19:42,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:19:42 BoogieIcfgContainer [2019-11-19 23:19:42,122 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 23:19:42,123 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 23:19:42,123 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 23:19:42,126 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 23:19:42,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 11:18:53" (1/3) ... [2019-11-19 23:19:42,127 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d2f3e4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 11:19:42, skipping insertion in model container [2019-11-19 23:19:42,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:18:53" (2/3) ... [2019-11-19 23:19:42,127 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d2f3e4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 11:19:42, skipping insertion in model container [2019-11-19 23:19:42,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:19:42" (3/3) ... [2019-11-19 23:19:42,129 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0872a.c [2019-11-19 23:19:42,138 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 23:19:42,145 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-19 23:19:42,156 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-19 23:19:42,189 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 23:19:42,189 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 23:19:42,190 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 23:19:42,190 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 23:19:42,190 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 23:19:42,190 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 23:19:42,191 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 23:19:42,191 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 23:19:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2019-11-19 23:19:42,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-19 23:19:42,220 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:19:42,221 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:19:42,222 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:19:42,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:19:42,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2019-11-19 23:19:42,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-19 23:19:42,240 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1336376565] [2019-11-19 23:19:42,240 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/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 [2019-11-19 23:19:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:19:42,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-19 23:19:42,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:19:42,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:19:42,514 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-19 23:19:42,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:19:42,518 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1336376565] [2019-11-19 23:19:42,519 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:19:42,519 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-19 23:19:42,520 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881228813] [2019-11-19 23:19:42,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 23:19:42,524 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-19 23:19:42,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 23:19:42,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 23:19:42,539 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 2 states. [2019-11-19 23:19:42,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:19:42,600 INFO L93 Difference]: Finished difference Result 418 states and 716 transitions. [2019-11-19 23:19:42,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 23:19:42,602 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-19 23:19:42,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:19:42,620 INFO L225 Difference]: With dead ends: 418 [2019-11-19 23:19:42,621 INFO L226 Difference]: Without dead ends: 207 [2019-11-19 23:19:42,626 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 23:19:42,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2019-11-19 23:19:42,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2019-11-19 23:19:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-11-19 23:19:42,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 285 transitions. [2019-11-19 23:19:42,693 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 285 transitions. Word has length 9 [2019-11-19 23:19:42,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:19:42,693 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 285 transitions. [2019-11-19 23:19:42,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 23:19:42,694 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 285 transitions. [2019-11-19 23:19:42,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-19 23:19:42,695 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:19:42,695 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:19:42,916 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-19 23:19:42,916 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:19:42,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:19:42,917 INFO L82 PathProgramCache]: Analyzing trace with hash 559153733, now seen corresponding path program 1 times [2019-11-19 23:19:42,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-19 23:19:42,918 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1862825018] [2019-11-19 23:19:42,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/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 [2019-11-19 23:19:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:19:43,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-19 23:19:43,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:19:43,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:19:43,267 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-19 23:19:43,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:19:43,289 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1862825018] [2019-11-19 23:19:43,290 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:19:43,290 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2019-11-19 23:19:43,290 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32767963] [2019-11-19 23:19:43,291 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 23:19:43,292 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-19 23:19:43,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 23:19:43,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 23:19:43,295 INFO L87 Difference]: Start difference. First operand 207 states and 285 transitions. Second operand 5 states. [2019-11-19 23:20:09,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:20:09,040 INFO L93 Difference]: Finished difference Result 240 states and 325 transitions. [2019-11-19 23:20:09,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 23:20:09,076 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-11-19 23:20:09,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:20:09,078 INFO L225 Difference]: With dead ends: 240 [2019-11-19 23:20:09,078 INFO L226 Difference]: Without dead ends: 236 [2019-11-19 23:20:09,079 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-19 23:20:09,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2019-11-19 23:20:09,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 207. [2019-11-19 23:20:09,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2019-11-19 23:20:09,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 282 transitions. [2019-11-19 23:20:09,094 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 282 transitions. Word has length 11 [2019-11-19 23:20:09,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:20:09,094 INFO L462 AbstractCegarLoop]: Abstraction has 207 states and 282 transitions. [2019-11-19 23:20:09,094 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 23:20:09,095 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 282 transitions. [2019-11-19 23:20:09,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-19 23:20:09,095 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:20:09,096 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:20:09,310 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-19 23:20:09,310 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:20:09,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:20:09,311 INFO L82 PathProgramCache]: Analyzing trace with hash -305745762, now seen corresponding path program 1 times [2019-11-19 23:20:09,311 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-19 23:20:09,312 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1209678265] [2019-11-19 23:20:09,312 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/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 [2019-11-19 23:20:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:20:09,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-19 23:20:09,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:20:09,679 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2019-11-19 23:20:09,691 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-19 23:20:09,692 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 27 [2019-11-19 23:20:09,693 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-19 23:20:09,720 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:20:09,727 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:20:09,728 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 12 [2019-11-19 23:20:09,728 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-19 23:20:09,732 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:20:09,733 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-19 23:20:09,751 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:20:09,751 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-19 23:20:09,752 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:46, output treesize:18 [2019-11-19 23:20:09,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:20:09,846 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-19 23:20:09,937 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:20:09,937 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 39 treesize of output 39 [2019-11-19 23:20:09,970 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:20:09,970 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 31 treesize of output 35 [2019-11-19 23:20:09,971 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-19 23:20:09,982 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:20:09,991 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:20:09,991 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2019-11-19 23:20:09,992 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-19 23:20:09,995 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:20:09,995 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-19 23:20:10,004 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-19 23:20:10,005 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-19 23:20:10,005 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:49, output treesize:20 [2019-11-19 23:20:10,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:20:10,040 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1209678265] [2019-11-19 23:20:10,040 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:20:10,040 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-19 23:20:10,040 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641774216] [2019-11-19 23:20:10,041 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-19 23:20:10,041 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-19 23:20:10,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-19 23:20:10,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-11-19 23:20:10,042 INFO L87 Difference]: Start difference. First operand 207 states and 282 transitions. Second operand 8 states. [2019-11-19 23:20:10,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:20:10,171 INFO L93 Difference]: Finished difference Result 207 states and 282 transitions. [2019-11-19 23:20:10,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 23:20:10,171 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2019-11-19 23:20:10,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:20:10,172 INFO L225 Difference]: With dead ends: 207 [2019-11-19 23:20:10,172 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 23:20:10,174 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-11-19 23:20:10,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 23:20:10,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 23:20:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 23:20:10,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 23:20:10,175 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-19 23:20:10,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:20:10,175 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 23:20:10,175 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-19 23:20:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 23:20:10,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 23:20:10,381 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-19 23:20:10,384 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 23:20:10,557 INFO L440 ceAbstractionStarter]: At program point L35-2(lines 17 36) the Hoare annotation is: false [2019-11-19 23:20:10,557 INFO L444 ceAbstractionStarter]: For program point L498(lines 498 499) no Hoare annotation was computed. [2019-11-19 23:20:10,558 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 302) no Hoare annotation was computed. [2019-11-19 23:20:10,558 INFO L444 ceAbstractionStarter]: For program point L501(lines 501 508) no Hoare annotation was computed. [2019-11-19 23:20:10,558 INFO L444 ceAbstractionStarter]: For program point L501-2(lines 494 508) no Hoare annotation was computed. [2019-11-19 23:20:10,558 INFO L444 ceAbstractionStarter]: For program point L303(lines 303 307) no Hoare annotation was computed. [2019-11-19 23:20:10,558 INFO L444 ceAbstractionStarter]: For program point L502(lines 502 507) no Hoare annotation was computed. [2019-11-19 23:20:10,558 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 306) no Hoare annotation was computed. [2019-11-19 23:20:10,558 INFO L444 ceAbstractionStarter]: For program point L372-1(lines 372 377) no Hoare annotation was computed. [2019-11-19 23:20:10,558 INFO L440 ceAbstractionStarter]: At program point L372-2(lines 372 377) the Hoare annotation is: false [2019-11-19 23:20:10,558 INFO L444 ceAbstractionStarter]: For program point L372-3(lines 372 377) no Hoare annotation was computed. [2019-11-19 23:20:10,558 INFO L444 ceAbstractionStarter]: For program point L505(lines 505 506) no Hoare annotation was computed. [2019-11-19 23:20:10,559 INFO L444 ceAbstractionStarter]: For program point L176(lines 176 190) no Hoare annotation was computed. [2019-11-19 23:20:10,559 INFO L444 ceAbstractionStarter]: For program point L44-1(lines 44 49) no Hoare annotation was computed. [2019-11-19 23:20:10,559 INFO L440 ceAbstractionStarter]: At program point L44-2(lines 44 49) the Hoare annotation is: false [2019-11-19 23:20:10,559 INFO L444 ceAbstractionStarter]: For program point L44-3(lines 44 49) no Hoare annotation was computed. [2019-11-19 23:20:10,559 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 441 446) no Hoare annotation was computed. [2019-11-19 23:20:10,559 INFO L440 ceAbstractionStarter]: At program point L441-2(lines 441 446) the Hoare annotation is: false [2019-11-19 23:20:10,559 INFO L444 ceAbstractionStarter]: For program point L441-3(lines 441 446) no Hoare annotation was computed. [2019-11-19 23:20:10,559 INFO L444 ceAbstractionStarter]: For program point L574(lines 574 577) no Hoare annotation was computed. [2019-11-19 23:20:10,559 INFO L444 ceAbstractionStarter]: For program point L178(lines 178 189) no Hoare annotation was computed. [2019-11-19 23:20:10,559 INFO L444 ceAbstractionStarter]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-11-19 23:20:10,560 INFO L444 ceAbstractionStarter]: For program point L112-2(lines 112 117) no Hoare annotation was computed. [2019-11-19 23:20:10,560 INFO L444 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-11-19 23:20:10,560 INFO L444 ceAbstractionStarter]: For program point L311(lines 311 332) no Hoare annotation was computed. [2019-11-19 23:20:10,560 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 116) no Hoare annotation was computed. [2019-11-19 23:20:10,560 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 319) no Hoare annotation was computed. [2019-11-19 23:20:10,560 INFO L444 ceAbstractionStarter]: For program point L180(lines 180 188) no Hoare annotation was computed. [2019-11-19 23:20:10,562 INFO L444 ceAbstractionStarter]: For program point L313(lines 313 318) no Hoare annotation was computed. [2019-11-19 23:20:10,563 INFO L444 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2019-11-19 23:20:10,563 INFO L447 ceAbstractionStarter]: At program point L579(lines 562 580) the Hoare annotation is: true [2019-11-19 23:20:10,563 INFO L444 ceAbstractionStarter]: For program point L513(lines 513 527) no Hoare annotation was computed. [2019-11-19 23:20:10,563 INFO L444 ceAbstractionStarter]: For program point L513-2(lines 513 527) no Hoare annotation was computed. [2019-11-19 23:20:10,563 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 318) no Hoare annotation was computed. [2019-11-19 23:20:10,563 INFO L444 ceAbstractionStarter]: For program point L183(lines 183 188) no Hoare annotation was computed. [2019-11-19 23:20:10,563 INFO L444 ceAbstractionStarter]: For program point L51(lines 51 63) no Hoare annotation was computed. [2019-11-19 23:20:10,564 INFO L444 ceAbstractionStarter]: For program point L51-2(lines 42 92) no Hoare annotation was computed. [2019-11-19 23:20:10,564 INFO L444 ceAbstractionStarter]: For program point L316(line 316) no Hoare annotation was computed. [2019-11-19 23:20:10,564 INFO L444 ceAbstractionStarter]: For program point L316-2(line 316) no Hoare annotation was computed. [2019-11-19 23:20:10,564 INFO L444 ceAbstractionStarter]: For program point L184(lines 184 185) no Hoare annotation was computed. [2019-11-19 23:20:10,564 INFO L444 ceAbstractionStarter]: For program point L184-2(lines 184 185) no Hoare annotation was computed. [2019-11-19 23:20:10,564 INFO L444 ceAbstractionStarter]: For program point L52(lines 52 53) no Hoare annotation was computed. [2019-11-19 23:20:10,566 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 391) no Hoare annotation was computed. [2019-11-19 23:20:10,566 INFO L444 ceAbstractionStarter]: For program point L383-1(lines 383 391) no Hoare annotation was computed. [2019-11-19 23:20:10,567 INFO L444 ceAbstractionStarter]: For program point L318(line 318) no Hoare annotation was computed. [2019-11-19 23:20:10,567 INFO L444 ceAbstractionStarter]: For program point L318-2(line 318) no Hoare annotation was computed. [2019-11-19 23:20:10,567 INFO L444 ceAbstractionStarter]: For program point L120(lines 120 131) no Hoare annotation was computed. [2019-11-19 23:20:10,567 INFO L444 ceAbstractionStarter]: For program point L120-2(lines 120 131) no Hoare annotation was computed. [2019-11-19 23:20:10,567 INFO L444 ceAbstractionStarter]: For program point L517-1(lines 517 522) no Hoare annotation was computed. [2019-11-19 23:20:10,568 INFO L440 ceAbstractionStarter]: At program point L517-2(lines 517 522) the Hoare annotation is: false [2019-11-19 23:20:10,569 INFO L444 ceAbstractionStarter]: For program point L517-3(lines 517 522) no Hoare annotation was computed. [2019-11-19 23:20:10,571 INFO L440 ceAbstractionStarter]: At program point L121-2(lines 121 125) the Hoare annotation is: false [2019-11-19 23:20:10,572 INFO L444 ceAbstractionStarter]: For program point L121-3(lines 121 125) no Hoare annotation was computed. [2019-11-19 23:20:10,572 INFO L444 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-11-19 23:20:10,577 INFO L440 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-11-19 23:20:10,577 INFO L444 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-11-19 23:20:10,577 INFO L444 ceAbstractionStarter]: For program point L386-1(lines 386 390) no Hoare annotation was computed. [2019-11-19 23:20:10,577 INFO L444 ceAbstractionStarter]: For program point L320(lines 320 325) no Hoare annotation was computed. [2019-11-19 23:20:10,577 INFO L440 ceAbstractionStarter]: At program point L386-2(lines 386 390) the Hoare annotation is: false [2019-11-19 23:20:10,577 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 453 458) no Hoare annotation was computed. [2019-11-19 23:20:10,578 INFO L440 ceAbstractionStarter]: At program point L453-2(lines 453 458) the Hoare annotation is: false [2019-11-19 23:20:10,578 INFO L444 ceAbstractionStarter]: For program point L453-3(lines 453 458) no Hoare annotation was computed. [2019-11-19 23:20:10,578 INFO L444 ceAbstractionStarter]: For program point L321(lines 321 324) no Hoare annotation was computed. [2019-11-19 23:20:10,578 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 23:20:10,578 INFO L444 ceAbstractionStarter]: For program point L126-2(lines 126 127) no Hoare annotation was computed. [2019-11-19 23:20:10,578 INFO L440 ceAbstractionStarter]: At program point L126-3(lines 126 127) the Hoare annotation is: false [2019-11-19 23:20:10,578 INFO L444 ceAbstractionStarter]: For program point L126-4(lines 126 127) no Hoare annotation was computed. [2019-11-19 23:20:10,579 INFO L444 ceAbstractionStarter]: For program point L193(lines 193 194) no Hoare annotation was computed. [2019-11-19 23:20:10,579 INFO L444 ceAbstractionStarter]: For program point L193-2(lines 193 194) no Hoare annotation was computed. [2019-11-19 23:20:10,579 INFO L444 ceAbstractionStarter]: For program point L61(lines 61 62) no Hoare annotation was computed. [2019-11-19 23:20:10,579 INFO L444 ceAbstractionStarter]: For program point L524(lines 524 525) no Hoare annotation was computed. [2019-11-19 23:20:10,579 INFO L444 ceAbstractionStarter]: For program point L524-2(lines 524 525) no Hoare annotation was computed. [2019-11-19 23:20:10,579 INFO L444 ceAbstractionStarter]: For program point L326(lines 326 327) no Hoare annotation was computed. [2019-11-19 23:20:10,580 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 331) no Hoare annotation was computed. [2019-11-19 23:20:10,580 INFO L444 ceAbstractionStarter]: For program point L196-1(lines 196 201) no Hoare annotation was computed. [2019-11-19 23:20:10,580 INFO L440 ceAbstractionStarter]: At program point L196-2(lines 196 201) the Hoare annotation is: false [2019-11-19 23:20:10,587 INFO L444 ceAbstractionStarter]: For program point L196-3(lines 196 201) no Hoare annotation was computed. [2019-11-19 23:20:10,587 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 330) no Hoare annotation was computed. [2019-11-19 23:20:10,588 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 23:20:10,588 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 575) no Hoare annotation was computed. [2019-11-19 23:20:10,588 INFO L444 ceAbstractionStarter]: For program point L396(lines 396 404) no Hoare annotation was computed. [2019-11-19 23:20:10,588 INFO L444 ceAbstractionStarter]: For program point L529-1(lines 529 534) no Hoare annotation was computed. [2019-11-19 23:20:10,588 INFO L440 ceAbstractionStarter]: At program point L529-2(lines 529 534) the Hoare annotation is: false [2019-11-19 23:20:10,588 INFO L444 ceAbstractionStarter]: For program point L529-3(lines 529 534) no Hoare annotation was computed. [2019-11-19 23:20:10,589 INFO L444 ceAbstractionStarter]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-11-19 23:20:10,589 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 404) no Hoare annotation was computed. [2019-11-19 23:20:10,589 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 137) no Hoare annotation was computed. [2019-11-19 23:20:10,589 INFO L444 ceAbstractionStarter]: For program point L134-2(lines 134 137) no Hoare annotation was computed. [2019-11-19 23:20:10,589 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 465 470) no Hoare annotation was computed. [2019-11-19 23:20:10,589 INFO L440 ceAbstractionStarter]: At program point L465-2(lines 465 470) the Hoare annotation is: false [2019-11-19 23:20:10,589 INFO L444 ceAbstractionStarter]: For program point L465-3(lines 465 470) no Hoare annotation was computed. [2019-11-19 23:20:10,590 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 77) no Hoare annotation was computed. [2019-11-19 23:20:10,590 INFO L444 ceAbstractionStarter]: For program point L268-1(lines 268 273) no Hoare annotation was computed. [2019-11-19 23:20:10,590 INFO L440 ceAbstractionStarter]: At program point L268-2(lines 268 273) the Hoare annotation is: (and (= ULTIMATE.start___ieee754_pow_~y (_ +zero 11 53)) (= ((_ to_fp 11 53) roundNearestTiesToEven 1.0) ~one_pow~0)) [2019-11-19 23:20:10,590 INFO L440 ceAbstractionStarter]: At program point L202(lines 95 203) the Hoare annotation is: false [2019-11-19 23:20:10,590 INFO L444 ceAbstractionStarter]: For program point L70-1(lines 70 75) no Hoare annotation was computed. [2019-11-19 23:20:10,590 INFO L440 ceAbstractionStarter]: At program point L70-2(lines 70 75) the Hoare annotation is: false [2019-11-19 23:20:10,591 INFO L444 ceAbstractionStarter]: For program point L70-3(lines 70 75) no Hoare annotation was computed. [2019-11-19 23:20:10,591 INFO L444 ceAbstractionStarter]: For program point L336(lines 336 349) no Hoare annotation was computed. [2019-11-19 23:20:10,591 INFO L444 ceAbstractionStarter]: For program point L336-2(lines 261 560) no Hoare annotation was computed. [2019-11-19 23:20:10,591 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 348) no Hoare annotation was computed. [2019-11-19 23:20:10,591 INFO L444 ceAbstractionStarter]: For program point L206-1(lines 206 210) no Hoare annotation was computed. [2019-11-19 23:20:10,591 INFO L440 ceAbstractionStarter]: At program point L206-2(lines 206 210) the Hoare annotation is: false [2019-11-19 23:20:10,591 INFO L444 ceAbstractionStarter]: For program point L405(lines 405 410) no Hoare annotation was computed. [2019-11-19 23:20:10,592 INFO L444 ceAbstractionStarter]: For program point L405-1(lines 379 472) no Hoare annotation was computed. [2019-11-19 23:20:10,592 INFO L444 ceAbstractionStarter]: For program point L339(lines 339 340) no Hoare annotation was computed. [2019-11-19 23:20:10,592 INFO L444 ceAbstractionStarter]: For program point L405-2(lines 405 410) no Hoare annotation was computed. [2019-11-19 23:20:10,592 INFO L444 ceAbstractionStarter]: For program point L339-2(lines 337 348) no Hoare annotation was computed. [2019-11-19 23:20:10,592 INFO L444 ceAbstractionStarter]: For program point L274(lines 274 279) no Hoare annotation was computed. [2019-11-19 23:20:10,592 INFO L444 ceAbstractionStarter]: For program point L274-1(lines 261 560) no Hoare annotation was computed. [2019-11-19 23:20:10,592 INFO L444 ceAbstractionStarter]: For program point L274-2(lines 274 279) no Hoare annotation was computed. [2019-11-19 23:20:10,592 INFO L444 ceAbstractionStarter]: For program point L341(lines 341 346) no Hoare annotation was computed. [2019-11-19 23:20:10,592 INFO L444 ceAbstractionStarter]: For program point L342(lines 342 345) no Hoare annotation was computed. [2019-11-19 23:20:10,592 INFO L444 ceAbstractionStarter]: For program point L78(lines 78 83) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L475(lines 475 476) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L475-2(lines 475 476) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L211(lines 211 216) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L211-1(lines 204 218) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L211-2(lines 211 216) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L440 ceAbstractionStarter]: At program point L145-2(lines 145 155) the Hoare annotation is: false [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L79(lines 79 82) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L145-3(lines 145 155) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L344(lines 344 345) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L147(lines 147 151) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L147-2(lines 147 151) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L544-1(lines 544 548) no Hoare annotation was computed. [2019-11-19 23:20:10,593 INFO L440 ceAbstractionStarter]: At program point L544-2(lines 544 548) the Hoare annotation is: false [2019-11-19 23:20:10,593 INFO L444 ceAbstractionStarter]: For program point L544-3(lines 544 548) no Hoare annotation was computed. [2019-11-19 23:20:10,594 INFO L444 ceAbstractionStarter]: For program point L479-1(lines 479 484) no Hoare annotation was computed. [2019-11-19 23:20:10,594 INFO L440 ceAbstractionStarter]: At program point L479-2(lines 479 484) the Hoare annotation is: false [2019-11-19 23:20:10,594 INFO L444 ceAbstractionStarter]: For program point L479-3(lines 479 484) no Hoare annotation was computed. [2019-11-19 23:20:10,594 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 284) no Hoare annotation was computed. [2019-11-19 23:20:10,594 INFO L440 ceAbstractionStarter]: At program point L217(lines 204 218) the Hoare annotation is: false [2019-11-19 23:20:10,594 INFO L444 ceAbstractionStarter]: For program point L85-1(lines 85 90) no Hoare annotation was computed. [2019-11-19 23:20:10,594 INFO L440 ceAbstractionStarter]: At program point L85-2(lines 85 90) the Hoare annotation is: false [2019-11-19 23:20:10,594 INFO L444 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-19 23:20:10,594 INFO L444 ceAbstractionStarter]: For program point L85-3(lines 85 90) no Hoare annotation was computed. [2019-11-19 23:20:10,594 INFO L440 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-11-19 23:20:10,594 INFO L444 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-11-19 23:20:10,594 INFO L440 ceAbstractionStarter]: At program point L19-6(lines 19 23) the Hoare annotation is: false [2019-11-19 23:20:10,594 INFO L444 ceAbstractionStarter]: For program point L19-9(lines 19 23) no Hoare annotation was computed. [2019-11-19 23:20:10,594 INFO L440 ceAbstractionStarter]: At program point L19-10(lines 19 23) the Hoare annotation is: false [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L416-1(lines 416 421) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L440 ceAbstractionStarter]: At program point L416-2(lines 416 421) the Hoare annotation is: false [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L416-3(lines 416 421) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L550(lines 550 558) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 292) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 472) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L288(lines 288 291) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L354-2(lines 354 472) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 17 36) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L24-4(lines 17 36) no Hoare annotation was computed. [2019-11-19 23:20:10,595 INFO L444 ceAbstractionStarter]: For program point L24-6(lines 24 28) no Hoare annotation was computed. [2019-11-19 23:20:10,596 INFO L444 ceAbstractionStarter]: For program point L24-7(lines 17 36) no Hoare annotation was computed. [2019-11-19 23:20:10,596 INFO L444 ceAbstractionStarter]: For program point L553-1(lines 553 558) no Hoare annotation was computed. [2019-11-19 23:20:10,596 INFO L440 ceAbstractionStarter]: At program point L553-2(lines 553 558) the Hoare annotation is: false [2019-11-19 23:20:10,596 INFO L444 ceAbstractionStarter]: For program point L553-3(lines 550 558) no Hoare annotation was computed. [2019-11-19 23:20:10,596 INFO L444 ceAbstractionStarter]: For program point L355(lines 355 360) no Hoare annotation was computed. [2019-11-19 23:20:10,596 INFO L444 ceAbstractionStarter]: For program point L355-2(lines 354 379) no Hoare annotation was computed. [2019-11-19 23:20:10,596 INFO L440 ceAbstractionStarter]: At program point L91(lines 42 92) the Hoare annotation is: false [2019-11-19 23:20:10,596 INFO L444 ceAbstractionStarter]: For program point L488-1(lines 488 493) no Hoare annotation was computed. [2019-11-19 23:20:10,596 INFO L440 ceAbstractionStarter]: At program point L488-2(lines 488 493) the Hoare annotation is: false [2019-11-19 23:20:10,596 INFO L444 ceAbstractionStarter]: For program point L488-3(lines 261 560) no Hoare annotation was computed. [2019-11-19 23:20:10,596 INFO L444 ceAbstractionStarter]: For program point L356(lines 356 357) no Hoare annotation was computed. [2019-11-19 23:20:10,597 INFO L440 ceAbstractionStarter]: At program point L158-2(lines 158 174) the Hoare annotation is: false [2019-11-19 23:20:10,597 INFO L444 ceAbstractionStarter]: For program point L158-3(lines 95 203) no Hoare annotation was computed. [2019-11-19 23:20:10,597 INFO L444 ceAbstractionStarter]: For program point L357(line 357) no Hoare annotation was computed. [2019-11-19 23:20:10,597 INFO L444 ceAbstractionStarter]: For program point L357-2(line 357) no Hoare annotation was computed. [2019-11-19 23:20:10,597 INFO L444 ceAbstractionStarter]: For program point L424-1(lines 424 429) no Hoare annotation was computed. [2019-11-19 23:20:10,597 INFO L444 ceAbstractionStarter]: For program point L358(lines 358 359) no Hoare annotation was computed. [2019-11-19 23:20:10,597 INFO L440 ceAbstractionStarter]: At program point L424-2(lines 424 429) the Hoare annotation is: false [2019-11-19 23:20:10,597 INFO L444 ceAbstractionStarter]: For program point L424-3(lines 424 429) no Hoare annotation was computed. [2019-11-19 23:20:10,597 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 23:20:10,598 INFO L444 ceAbstractionStarter]: For program point L359(line 359) no Hoare annotation was computed. [2019-11-19 23:20:10,598 INFO L444 ceAbstractionStarter]: For program point L359-2(line 359) no Hoare annotation was computed. [2019-11-19 23:20:10,598 INFO L444 ceAbstractionStarter]: For program point L161(lines 161 170) no Hoare annotation was computed. [2019-11-19 23:20:10,598 INFO L444 ceAbstractionStarter]: For program point L161-2(lines 161 170) no Hoare annotation was computed. [2019-11-19 23:20:10,598 INFO L444 ceAbstractionStarter]: For program point L29(lines 29 34) no Hoare annotation was computed. [2019-11-19 23:20:10,598 INFO L444 ceAbstractionStarter]: For program point L29-1(lines 17 36) no Hoare annotation was computed. [2019-11-19 23:20:10,598 INFO L444 ceAbstractionStarter]: For program point L29-2(lines 29 34) no Hoare annotation was computed. [2019-11-19 23:20:10,598 INFO L444 ceAbstractionStarter]: For program point L29-3(lines 29 34) no Hoare annotation was computed. [2019-11-19 23:20:10,598 INFO L444 ceAbstractionStarter]: For program point L29-4(lines 17 36) no Hoare annotation was computed. [2019-11-19 23:20:10,599 INFO L444 ceAbstractionStarter]: For program point L29-5(lines 29 34) no Hoare annotation was computed. [2019-11-19 23:20:10,599 INFO L444 ceAbstractionStarter]: For program point L29-6(lines 29 34) no Hoare annotation was computed. [2019-11-19 23:20:10,599 INFO L444 ceAbstractionStarter]: For program point L29-7(lines 17 36) no Hoare annotation was computed. [2019-11-19 23:20:10,599 INFO L444 ceAbstractionStarter]: For program point L29-8(lines 29 34) no Hoare annotation was computed. [2019-11-19 23:20:10,599 INFO L444 ceAbstractionStarter]: For program point L294(lines 294 309) no Hoare annotation was computed. [2019-11-19 23:20:10,599 INFO L444 ceAbstractionStarter]: For program point L294-1(lines 261 560) no Hoare annotation was computed. [2019-11-19 23:20:10,599 INFO L440 ceAbstractionStarter]: At program point L559(lines 261 560) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0))) (and (= .cse0 |ULTIMATE.start___ieee754_pow_#res|) (= .cse0 ~one_pow~0))) [2019-11-19 23:20:10,600 INFO L444 ceAbstractionStarter]: For program point L295(lines 295 308) no Hoare annotation was computed. [2019-11-19 23:20:10,600 INFO L444 ceAbstractionStarter]: For program point L163(lines 163 164) no Hoare annotation was computed. [2019-11-19 23:20:10,600 INFO L444 ceAbstractionStarter]: For program point L163-2(lines 163 164) no Hoare annotation was computed. [2019-11-19 23:20:10,600 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 500) no Hoare annotation was computed. [2019-11-19 23:20:10,600 INFO L444 ceAbstractionStarter]: For program point L363(line 363) no Hoare annotation was computed. [2019-11-19 23:20:10,600 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 308) no Hoare annotation was computed. [2019-11-19 23:20:10,600 INFO L444 ceAbstractionStarter]: For program point L363-2(line 363) no Hoare annotation was computed. [2019-11-19 23:20:10,600 INFO L444 ceAbstractionStarter]: For program point L364(lines 364 365) no Hoare annotation was computed. [2019-11-19 23:20:10,600 INFO L444 ceAbstractionStarter]: For program point L166(lines 166 167) no Hoare annotation was computed. [2019-11-19 23:20:10,601 INFO L444 ceAbstractionStarter]: For program point L166-2(lines 166 167) no Hoare annotation was computed. [2019-11-19 23:20:10,601 INFO L444 ceAbstractionStarter]: For program point L365(line 365) no Hoare annotation was computed. [2019-11-19 23:20:10,601 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 307) no Hoare annotation was computed. [2019-11-19 23:20:10,601 INFO L444 ceAbstractionStarter]: For program point L365-2(line 365) no Hoare annotation was computed. [2019-11-19 23:20:10,601 INFO L444 ceAbstractionStarter]: For program point L101-1(lines 101 106) no Hoare annotation was computed. [2019-11-19 23:20:10,601 INFO L440 ceAbstractionStarter]: At program point L101-2(lines 101 106) the Hoare annotation is: false [2019-11-19 23:20:10,601 INFO L440 ceAbstractionStarter]: At program point L35(lines 17 36) the Hoare annotation is: false [2019-11-19 23:20:10,601 INFO L444 ceAbstractionStarter]: For program point L101-3(lines 95 203) no Hoare annotation was computed. [2019-11-19 23:20:10,601 INFO L440 ceAbstractionStarter]: At program point L35-1(lines 17 36) the Hoare annotation is: false [2019-11-19 23:20:10,611 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-19 23:20:10,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-19 23:20:10,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-19 23:20:10,615 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-19 23:20:10,615 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-19 23:20:10,615 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-19 23:20:10,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 11:20:10 BoogieIcfgContainer [2019-11-19 23:20:10,630 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 23:20:10,630 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 23:20:10,630 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 23:20:10,631 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 23:20:10,631 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:19:42" (3/4) ... [2019-11-19 23:20:10,633 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 23:20:10,658 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-19 23:20:10,659 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 23:20:10,659 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 23:20:10,788 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e4f660be-8f41-4a0c-a9fc-7a58579f4d21/bin/uautomizer/witness.graphml [2019-11-19 23:20:10,788 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 23:20:10,790 INFO L168 Benchmark]: Toolchain (without parser) took 77510.74 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 228.6 MB). Free memory was 952.4 MB in the beginning and 1.2 GB in the end (delta: -227.5 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2019-11-19 23:20:10,790 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:20:10,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -195.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-11-19 23:20:10,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:20:10,791 INFO L168 Benchmark]: Boogie Preprocessor took 144.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-19 23:20:10,792 INFO L168 Benchmark]: RCFGBuilder took 48003.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 122.6 MB). Peak memory consumption was 122.6 MB. Max. memory is 11.5 GB. [2019-11-19 23:20:10,792 INFO L168 Benchmark]: TraceAbstraction took 28507.30 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 60.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -180.7 MB). Peak memory consumption was 182.6 MB. Max. memory is 11.5 GB. [2019-11-19 23:20:10,792 INFO L168 Benchmark]: Witness Printer took 158.09 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2019-11-19 23:20:10,795 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 609.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -195.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 144.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 48003.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 122.6 MB). Peak memory consumption was 122.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28507.30 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 60.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -180.7 MB). Peak memory consumption was 182.6 MB. Max. memory is 11.5 GB. * Witness Printer took 158.09 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 575]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant [2019-11-19 23:20:10,803 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-19 23:20:10,804 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: y == ~Pluszero~LONGDOUBLE() && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == one_pow - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant [2019-11-19 23:20:10,805 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-19 23:20:10,807 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-19 23:20:10,808 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-19 23:20:10,808 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == \result && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == one_pow - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 210 locations, 1 error locations. Result: SAFE, OverallTime: 28.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 26.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 568 SDtfs, 209 SDslu, 648 SDs, 0 SdLazy, 41 SolverSat, 2 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 23.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 49 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred 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, 29 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 36 LocationsWithAnnotation, 36 PreInvPairs, 39 NumberOfFragments, 54 HoareAnnotationTreeSize, 36 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 36 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 6 QuantifiedInterpolants, 2992 SizeOfPredicates, 10 NumberOfNonLiveVariables, 321 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...