./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/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 650f1a26666e2cd9711e37de579fcbc7f2bae9dc ............................................................................................................................................................. 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_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/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 650f1a26666e2cd9711e37de579fcbc7f2bae9dc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:48:02,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:48:02,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:48:02,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:48:02,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:48:02,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:48:02,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:48:02,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:48:02,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:48:02,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:48:02,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:48:02,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:48:02,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:48:02,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:48:02,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:48:02,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:48:02,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:48:02,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:48:02,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:48:02,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:48:02,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:48:02,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:48:02,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:48:02,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:48:02,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:48:02,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:48:02,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:48:02,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:48:02,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:48:02,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:48:02,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:48:02,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:48:02,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:48:02,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:48:02,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:48:02,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:48:02,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:48:02,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:48:02,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:48:02,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:48:02,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:48:02,386 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:48:02,401 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:48:02,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:48:02,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:48:02,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:48:02,402 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:48:02,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:48:02,403 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:48:02,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:48:02,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:48:02,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:48:02,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:48:02,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:48:02,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:48:02,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:48:02,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:48:02,404 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:48:02,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:48:02,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:48:02,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:48:02,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:48:02,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:48:02,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:48:02,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:48:02,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:48:02,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:48:02,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:48:02,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:48:02,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:48:02,407 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_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/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 -> 650f1a26666e2cd9711e37de579fcbc7f2bae9dc [2019-11-25 08:48:02,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:48:02,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:48:02,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:48:02,573 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:48:02,573 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:48:02,575 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2019-11-25 08:48:02,627 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/data/fa953d71b/7e000a5e2d834e4daab57fdf7a5e677d/FLAG967378c3f [2019-11-25 08:48:03,044 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:48:03,044 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2019-11-25 08:48:03,055 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/data/fa953d71b/7e000a5e2d834e4daab57fdf7a5e677d/FLAG967378c3f [2019-11-25 08:48:03,067 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/data/fa953d71b/7e000a5e2d834e4daab57fdf7a5e677d [2019-11-25 08:48:03,069 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:48:03,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:48:03,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:03,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:48:03,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:48:03,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:03" (1/1) ... [2019-11-25 08:48:03,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b18feab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:03, skipping insertion in model container [2019-11-25 08:48:03,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:03" (1/1) ... [2019-11-25 08:48:03,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:48:03,129 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:48:03,412 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:1634) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:318) 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:1349) 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:1919) 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:1542) 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:993) 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:1519) 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:993) 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:1371) 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:3448) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2263) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:573) 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:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java: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) [2019-11-25 08:48:03,417 INFO L168 Benchmark]: Toolchain (without parser) took 345.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -194.9 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:03,418 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:48:03,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -200.3 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:03,420 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 343.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -200.3 MB). Peak memory consumption was 18.0 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 0.1.24-6b5699a [2019-11-25 08:48:05,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:48:05,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:48:05,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:48:05,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:48:05,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:48:05,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:48:05,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:48:05,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:48:05,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:48:05,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:48:05,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:48:05,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:48:05,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:48:05,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:48:05,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:48:05,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:48:05,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:48:05,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:48:05,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:48:05,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:48:05,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:48:05,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:48:05,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:48:05,228 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:48:05,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:48:05,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:48:05,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:48:05,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:48:05,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:48:05,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:48:05,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:48:05,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:48:05,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:48:05,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:48:05,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:48:05,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:48:05,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:48:05,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:48:05,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:48:05,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:48:05,237 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 08:48:05,254 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:48:05,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:48:05,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:48:05,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:48:05,256 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:48:05,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:48:05,257 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:48:05,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:48:05,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:48:05,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:48:05,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:48:05,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:48:05,258 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-25 08:48:05,258 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 08:48:05,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 08:48:05,259 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:48:05,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:48:05,259 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:48:05,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:48:05,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:48:05,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:48:05,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:48:05,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:48:05,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:48:05,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:48:05,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:48:05,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:48:05,262 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 08:48:05,262 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 08:48:05,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:48:05,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 08:48:05,263 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_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/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 -> 650f1a26666e2cd9711e37de579fcbc7f2bae9dc [2019-11-25 08:48:05,518 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:48:05,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:48:05,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:48:05,534 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:48:05,534 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:48:05,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2019-11-25 08:48:05,585 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/data/65503c2f2/49a028b5d0404f529a9d2625d18eca80/FLAG2beee6db8 [2019-11-25 08:48:05,985 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:48:05,987 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2019-11-25 08:48:06,000 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/data/65503c2f2/49a028b5d0404f529a9d2625d18eca80/FLAG2beee6db8 [2019-11-25 08:48:06,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/data/65503c2f2/49a028b5d0404f529a9d2625d18eca80 [2019-11-25 08:48:06,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:48:06,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:48:06,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:06,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:48:06,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:48:06,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:06" (1/1) ... [2019-11-25 08:48:06,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cc3daed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06, skipping insertion in model container [2019-11-25 08:48:06,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:06" (1/1) ... [2019-11-25 08:48:06,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:48:06,388 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:48:06,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:06,818 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:48:06,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:06,955 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:48:06,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06 WrapperNode [2019-11-25 08:48:06,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:06,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:06,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:48:06,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:48:06,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06" (1/1) ... [2019-11-25 08:48:06,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06" (1/1) ... [2019-11-25 08:48:07,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:07,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:48:07,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:48:07,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:48:07,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06" (1/1) ... [2019-11-25 08:48:07,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06" (1/1) ... [2019-11-25 08:48:07,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06" (1/1) ... [2019-11-25 08:48:07,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06" (1/1) ... [2019-11-25 08:48:07,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06" (1/1) ... [2019-11-25 08:48:07,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06" (1/1) ... [2019-11-25 08:48:07,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06" (1/1) ... [2019-11-25 08:48:07,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:48:07,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:48:07,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:48:07,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:48:07,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/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 [2019-11-25 08:48:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-25 08:48:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:48:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-25 08:48:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-25 08:48:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:48:07,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:48:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-25 08:48:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-25 08:48:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 08:48:26,186 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:48:26,186 INFO L284 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-25 08:48:26,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:26 BoogieIcfgContainer [2019-11-25 08:48:26,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:48:26,188 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:48:26,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:48:26,190 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:48:26,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:48:06" (1/3) ... [2019-11-25 08:48:26,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52b34c14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:26, skipping insertion in model container [2019-11-25 08:48:26,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:06" (2/3) ... [2019-11-25 08:48:26,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52b34c14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:26, skipping insertion in model container [2019-11-25 08:48:26,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:26" (3/3) ... [2019-11-25 08:48:26,193 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0870b.c [2019-11-25 08:48:26,201 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:48:26,205 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:48:26,212 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:48:26,233 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:48:26,233 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:48:26,233 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:48:26,233 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:48:26,234 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:48:26,234 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:48:26,234 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:48:26,234 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:48:26,251 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states. [2019-11-25 08:48:26,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-25 08:48:26,256 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:26,257 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:26,258 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:26,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:26,263 INFO L82 PathProgramCache]: Analyzing trace with hash 483165043, now seen corresponding path program 1 times [2019-11-25 08:48:26,274 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 08:48:26,274 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1565699632] [2019-11-25 08:48:26,275 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/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 [2019-11-25 08:48:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:27,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-25 08:48:27,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:27,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:27,373 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 08:48:27,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:27,380 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1565699632] [2019-11-25 08:48:27,381 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:27,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-25 08:48:27,383 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807182483] [2019-11-25 08:48:27,387 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:48:27,387 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 08:48:27,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:48:27,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:48:27,398 INFO L87 Difference]: Start difference. First operand 200 states. Second operand 2 states. [2019-11-25 08:48:27,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:27,439 INFO L93 Difference]: Finished difference Result 397 states and 684 transitions. [2019-11-25 08:48:27,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:48:27,440 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-25 08:48:27,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:27,451 INFO L225 Difference]: With dead ends: 397 [2019-11-25 08:48:27,452 INFO L226 Difference]: Without dead ends: 196 [2019-11-25 08:48:27,455 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:48:27,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2019-11-25 08:48:27,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2019-11-25 08:48:27,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2019-11-25 08:48:27,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 256 transitions. [2019-11-25 08:48:27,499 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 256 transitions. Word has length 11 [2019-11-25 08:48:27,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:27,499 INFO L462 AbstractCegarLoop]: Abstraction has 196 states and 256 transitions. [2019-11-25 08:48:27,500 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:48:27,500 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 256 transitions. [2019-11-25 08:48:27,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-25 08:48:27,501 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:27,501 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:27,709 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-25 08:48:27,709 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:27,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:27,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1070268880, now seen corresponding path program 1 times [2019-11-25 08:48:27,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 08:48:27,711 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2138845752] [2019-11-25 08:48:27,711 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/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 [2019-11-25 08:48:28,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:28,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-25 08:48:28,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:28,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:28,856 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 08:48:28,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:28,935 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2138845752] [2019-11-25 08:48:28,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:28,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2019-11-25 08:48:28,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441179401] [2019-11-25 08:48:28,937 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-25 08:48:28,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 08:48:28,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-25 08:48:28,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-25 08:48:28,938 INFO L87 Difference]: Start difference. First operand 196 states and 256 transitions. Second operand 6 states. [2019-11-25 08:48:32,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:32,555 INFO L93 Difference]: Finished difference Result 206 states and 264 transitions. [2019-11-25 08:48:32,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:48:32,590 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2019-11-25 08:48:32,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:32,592 INFO L225 Difference]: With dead ends: 206 [2019-11-25 08:48:32,592 INFO L226 Difference]: Without dead ends: 201 [2019-11-25 08:48:32,593 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:48:32,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2019-11-25 08:48:32,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 196. [2019-11-25 08:48:32,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2019-11-25 08:48:32,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 255 transitions. [2019-11-25 08:48:32,610 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 255 transitions. Word has length 13 [2019-11-25 08:48:32,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:32,610 INFO L462 AbstractCegarLoop]: Abstraction has 196 states and 255 transitions. [2019-11-25 08:48:32,611 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-25 08:48:32,611 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 255 transitions. [2019-11-25 08:48:32,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-25 08:48:32,612 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:32,612 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:32,833 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-25 08:48:32,834 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:32,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:32,834 INFO L82 PathProgramCache]: Analyzing trace with hash 753134645, now seen corresponding path program 1 times [2019-11-25 08:48:32,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 08:48:32,835 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1980769708] [2019-11-25 08:48:32,835 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/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 [2019-11-25 08:48:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:33,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-25 08:48:33,905 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:34,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:34,020 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 08:48:34,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:34,133 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1980769708] [2019-11-25 08:48:34,133 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:34,133 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-11-25 08:48:34,134 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481631873] [2019-11-25 08:48:34,134 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-25 08:48:34,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 08:48:34,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-25 08:48:34,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-11-25 08:48:34,135 INFO L87 Difference]: Start difference. First operand 196 states and 255 transitions. Second operand 10 states. [2019-11-25 08:48:34,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:34,373 INFO L93 Difference]: Finished difference Result 201 states and 259 transitions. [2019-11-25 08:48:34,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:48:34,378 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2019-11-25 08:48:34,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:34,379 INFO L225 Difference]: With dead ends: 201 [2019-11-25 08:48:34,379 INFO L226 Difference]: Without dead ends: 16 [2019-11-25 08:48:34,383 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2019-11-25 08:48:34,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2019-11-25 08:48:34,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2019-11-25 08:48:34,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2019-11-25 08:48:34,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2019-11-25 08:48:34,388 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 15 [2019-11-25 08:48:34,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:34,389 INFO L462 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2019-11-25 08:48:34,389 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-25 08:48:34,389 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2019-11-25 08:48:34,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-25 08:48:34,390 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:34,390 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:34,591 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-25 08:48:34,591 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:34,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:34,592 INFO L82 PathProgramCache]: Analyzing trace with hash 754981687, now seen corresponding path program 1 times [2019-11-25 08:48:34,592 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 08:48:34,592 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1434445750] [2019-11-25 08:48:34,592 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-11-25 08:48:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:35,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-25 08:48:35,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:35,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:35,811 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 08:48:35,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:35,850 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1434445750] [2019-11-25 08:48:35,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:35,851 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2019-11-25 08:48:35,851 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352637812] [2019-11-25 08:48:35,851 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-25 08:48:35,852 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 08:48:35,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-25 08:48:35,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:48:35,852 INFO L87 Difference]: Start difference. First operand 16 states and 15 transitions. Second operand 7 states. [2019-11-25 08:48:35,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:35,919 INFO L93 Difference]: Finished difference Result 16 states and 15 transitions. [2019-11-25 08:48:35,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:48:35,919 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2019-11-25 08:48:35,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:35,919 INFO L225 Difference]: With dead ends: 16 [2019-11-25 08:48:35,919 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:48:35,919 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-11-25 08:48:35,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:48:35,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:48:35,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:48:35,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:48:35,920 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2019-11-25 08:48:35,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:35,920 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:48:35,920 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-25 08:48:35,920 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:48:35,920 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:48:36,121 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-25 08:48:36,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:48:36,396 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 168 172) no Hoare annotation was computed. [2019-11-25 08:48:36,396 INFO L440 ceAbstractionStarter]: At program point L168-2(lines 168 172) the Hoare annotation is: false [2019-11-25 08:48:36,396 INFO L444 ceAbstractionStarter]: For program point L168-3(lines 168 172) no Hoare annotation was computed. [2019-11-25 08:48:36,396 INFO L444 ceAbstractionStarter]: For program point L499(lines 499 500) no Hoare annotation was computed. [2019-11-25 08:48:36,396 INFO L444 ceAbstractionStarter]: For program point L400(lines 400 408) no Hoare annotation was computed. [2019-11-25 08:48:36,396 INFO L444 ceAbstractionStarter]: For program point L400-1(lines 400 408) no Hoare annotation was computed. [2019-11-25 08:48:36,397 INFO L444 ceAbstractionStarter]: For program point L301-1(lines 301 305) no Hoare annotation was computed. [2019-11-25 08:48:36,397 INFO L440 ceAbstractionStarter]: At program point L301-2(lines 301 305) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_powf_~x (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (not (fp.eq ULTIMATE.start___ieee754_powf_~y (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~x~0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2019-11-25 08:48:36,397 INFO L444 ceAbstractionStarter]: For program point L236(lines 236 241) no Hoare annotation was computed. [2019-11-25 08:48:36,397 INFO L444 ceAbstractionStarter]: For program point L203-1(lines 203 207) no Hoare annotation was computed. [2019-11-25 08:48:36,397 INFO L444 ceAbstractionStarter]: For program point L137(lines 137 138) no Hoare annotation was computed. [2019-11-25 08:48:36,397 INFO L440 ceAbstractionStarter]: At program point L203-2(lines 203 207) the Hoare annotation is: false [2019-11-25 08:48:36,397 INFO L444 ceAbstractionStarter]: For program point L203-3(lines 203 207) no Hoare annotation was computed. [2019-11-25 08:48:36,397 INFO L444 ceAbstractionStarter]: For program point L137-2(lines 137 138) no Hoare annotation was computed. [2019-11-25 08:48:36,397 INFO L444 ceAbstractionStarter]: For program point L501(lines 501 505) no Hoare annotation was computed. [2019-11-25 08:48:36,398 INFO L444 ceAbstractionStarter]: For program point L501-1(lines 295 584) no Hoare annotation was computed. [2019-11-25 08:48:36,398 INFO L444 ceAbstractionStarter]: For program point L336(lines 336 341) no Hoare annotation was computed. [2019-11-25 08:48:36,398 INFO L444 ceAbstractionStarter]: For program point L237(lines 237 240) no Hoare annotation was computed. [2019-11-25 08:48:36,398 INFO L444 ceAbstractionStarter]: For program point L601(lines 601 610) no Hoare annotation was computed. [2019-11-25 08:48:36,398 INFO L444 ceAbstractionStarter]: For program point L601-2(lines 601 610) no Hoare annotation was computed. [2019-11-25 08:48:36,398 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 440) no Hoare annotation was computed. [2019-11-25 08:48:36,398 INFO L444 ceAbstractionStarter]: For program point L436-1(lines 396 497) no Hoare annotation was computed. [2019-11-25 08:48:36,398 INFO L444 ceAbstractionStarter]: For program point L403-1(lines 403 407) no Hoare annotation was computed. [2019-11-25 08:48:36,398 INFO L440 ceAbstractionStarter]: At program point L403-2(lines 403 407) the Hoare annotation is: false [2019-11-25 08:48:36,399 INFO L444 ceAbstractionStarter]: For program point L536(lines 536 548) no Hoare annotation was computed. [2019-11-25 08:48:36,399 INFO L444 ceAbstractionStarter]: For program point L569-1(lines 569 573) no Hoare annotation was computed. [2019-11-25 08:48:36,399 INFO L440 ceAbstractionStarter]: At program point L569-2(lines 569 573) the Hoare annotation is: false [2019-11-25 08:48:36,399 INFO L444 ceAbstractionStarter]: For program point L536-2(lines 536 548) no Hoare annotation was computed. [2019-11-25 08:48:36,399 INFO L444 ceAbstractionStarter]: For program point L569-3(lines 569 573) no Hoare annotation was computed. [2019-11-25 08:48:36,399 INFO L444 ceAbstractionStarter]: For program point L470-1(lines 470 474) no Hoare annotation was computed. [2019-11-25 08:48:36,399 INFO L440 ceAbstractionStarter]: At program point L470-2(lines 470 474) the Hoare annotation is: false [2019-11-25 08:48:36,399 INFO L444 ceAbstractionStarter]: For program point L371(lines 371 372) no Hoare annotation was computed. [2019-11-25 08:48:36,399 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 341) no Hoare annotation was computed. [2019-11-25 08:48:36,400 INFO L440 ceAbstractionStarter]: At program point L173(lines 109 174) the Hoare annotation is: false [2019-11-25 08:48:36,400 INFO L444 ceAbstractionStarter]: For program point L339(line 339) no Hoare annotation was computed. [2019-11-25 08:48:36,400 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 310) no Hoare annotation was computed. [2019-11-25 08:48:36,400 INFO L444 ceAbstractionStarter]: For program point L306-1(lines 295 584) no Hoare annotation was computed. [2019-11-25 08:48:36,400 INFO L444 ceAbstractionStarter]: For program point L339-2(line 339) no Hoare annotation was computed. [2019-11-25 08:48:36,400 INFO L444 ceAbstractionStarter]: For program point L306-2(lines 306 310) no Hoare annotation was computed. [2019-11-25 08:48:36,400 INFO L444 ceAbstractionStarter]: For program point L373(lines 373 497) no Hoare annotation was computed. [2019-11-25 08:48:36,400 INFO L444 ceAbstractionStarter]: For program point L373-2(lines 373 497) no Hoare annotation was computed. [2019-11-25 08:48:36,400 INFO L444 ceAbstractionStarter]: For program point L506(lines 506 510) no Hoare annotation was computed. [2019-11-25 08:48:36,400 INFO L444 ceAbstractionStarter]: For program point L539-1(lines 539 543) no Hoare annotation was computed. [2019-11-25 08:48:36,401 INFO L444 ceAbstractionStarter]: For program point L506-1(lines 295 584) no Hoare annotation was computed. [2019-11-25 08:48:36,401 INFO L440 ceAbstractionStarter]: At program point L539-2(lines 539 543) the Hoare annotation is: false [2019-11-25 08:48:36,401 INFO L444 ceAbstractionStarter]: For program point L506-2(lines 506 510) no Hoare annotation was computed. [2019-11-25 08:48:36,401 INFO L444 ceAbstractionStarter]: For program point L539-3(lines 539 543) no Hoare annotation was computed. [2019-11-25 08:48:36,401 INFO L444 ceAbstractionStarter]: For program point L341(line 341) no Hoare annotation was computed. [2019-11-25 08:48:36,401 INFO L444 ceAbstractionStarter]: For program point L341-2(line 341) no Hoare annotation was computed. [2019-11-25 08:48:36,401 INFO L444 ceAbstractionStarter]: For program point L606(lines 606 609) no Hoare annotation was computed. [2019-11-25 08:48:36,401 INFO L444 ceAbstractionStarter]: For program point L441(lines 441 445) no Hoare annotation was computed. [2019-11-25 08:48:36,401 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 396 497) no Hoare annotation was computed. [2019-11-25 08:48:36,402 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 376) no Hoare annotation was computed. [2019-11-25 08:48:36,402 INFO L444 ceAbstractionStarter]: For program point L441-2(lines 441 445) no Hoare annotation was computed. [2019-11-25 08:48:36,402 INFO L444 ceAbstractionStarter]: For program point L210(lines 210 211) no Hoare annotation was computed. [2019-11-25 08:48:36,402 INFO L444 ceAbstractionStarter]: For program point L243-1(lines 243 247) no Hoare annotation was computed. [2019-11-25 08:48:36,402 INFO L440 ceAbstractionStarter]: At program point L243-2(lines 243 247) the Hoare annotation is: false [2019-11-25 08:48:36,402 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 177 181) no Hoare annotation was computed. [2019-11-25 08:48:36,402 INFO L444 ceAbstractionStarter]: For program point L243-3(lines 243 247) no Hoare annotation was computed. [2019-11-25 08:48:36,402 INFO L440 ceAbstractionStarter]: At program point L177-2(lines 177 181) the Hoare annotation is: false [2019-11-25 08:48:36,402 INFO L444 ceAbstractionStarter]: For program point L177-5(lines 177 181) no Hoare annotation was computed. [2019-11-25 08:48:36,402 INFO L440 ceAbstractionStarter]: At program point L177-6(lines 177 181) the Hoare annotation is: false [2019-11-25 08:48:36,403 INFO L444 ceAbstractionStarter]: For program point L177-9(lines 177 181) no Hoare annotation was computed. [2019-11-25 08:48:36,403 INFO L440 ceAbstractionStarter]: At program point L177-10(lines 177 181) the Hoare annotation is: false [2019-11-25 08:48:36,403 INFO L444 ceAbstractionStarter]: For program point L607(line 607) no Hoare annotation was computed. [2019-11-25 08:48:36,403 INFO L444 ceAbstractionStarter]: For program point L475(lines 475 479) no Hoare annotation was computed. [2019-11-25 08:48:36,403 INFO L444 ceAbstractionStarter]: For program point L475-1(lines 396 497) no Hoare annotation was computed. [2019-11-25 08:48:36,403 INFO L444 ceAbstractionStarter]: For program point L475-2(lines 475 479) no Hoare annotation was computed. [2019-11-25 08:48:36,403 INFO L444 ceAbstractionStarter]: For program point L376(line 376) no Hoare annotation was computed. [2019-11-25 08:48:36,403 INFO L444 ceAbstractionStarter]: For program point L343(lines 343 348) no Hoare annotation was computed. [2019-11-25 08:48:36,403 INFO L444 ceAbstractionStarter]: For program point L376-2(line 376) no Hoare annotation was computed. [2019-11-25 08:48:36,403 INFO L440 ceAbstractionStarter]: At program point L145-2(lines 145 154) the Hoare annotation is: false [2019-11-25 08:48:36,404 INFO L444 ceAbstractionStarter]: For program point L145-3(lines 109 174) no Hoare annotation was computed. [2019-11-25 08:48:36,404 INFO L444 ceAbstractionStarter]: For program point L575(lines 575 582) no Hoare annotation was computed. [2019-11-25 08:48:36,404 INFO L444 ceAbstractionStarter]: For program point L377(lines 377 378) no Hoare annotation was computed. [2019-11-25 08:48:36,404 INFO L444 ceAbstractionStarter]: For program point L344(lines 344 347) no Hoare annotation was computed. [2019-11-25 08:48:36,404 INFO L444 ceAbstractionStarter]: For program point L212(lines 212 213) no Hoare annotation was computed. [2019-11-25 08:48:36,404 INFO L444 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2019-11-25 08:48:36,404 INFO L444 ceAbstractionStarter]: For program point L378-2(line 378) no Hoare annotation was computed. [2019-11-25 08:48:36,404 INFO L444 ceAbstractionStarter]: For program point L147(lines 147 151) no Hoare annotation was computed. [2019-11-25 08:48:36,404 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 114 118) no Hoare annotation was computed. [2019-11-25 08:48:36,404 INFO L444 ceAbstractionStarter]: For program point L147-2(lines 147 151) no Hoare annotation was computed. [2019-11-25 08:48:36,405 INFO L440 ceAbstractionStarter]: At program point L114-2(lines 114 118) the Hoare annotation is: false [2019-11-25 08:48:36,405 INFO L444 ceAbstractionStarter]: For program point L114-3(lines 114 118) no Hoare annotation was computed. [2019-11-25 08:48:36,405 INFO L444 ceAbstractionStarter]: For program point L214(lines 214 224) no Hoare annotation was computed. [2019-11-25 08:48:36,405 INFO L444 ceAbstractionStarter]: For program point L214-2(lines 214 224) no Hoare annotation was computed. [2019-11-25 08:48:36,405 INFO L444 ceAbstractionStarter]: For program point L545(lines 545 546) no Hoare annotation was computed. [2019-11-25 08:48:36,405 INFO L444 ceAbstractionStarter]: For program point L578-1(lines 578 582) no Hoare annotation was computed. [2019-11-25 08:48:36,405 INFO L440 ceAbstractionStarter]: At program point L578-2(lines 578 582) the Hoare annotation is: false [2019-11-25 08:48:36,405 INFO L444 ceAbstractionStarter]: For program point L545-2(lines 545 546) no Hoare annotation was computed. [2019-11-25 08:48:36,405 INFO L444 ceAbstractionStarter]: For program point L578-3(lines 575 582) no Hoare annotation was computed. [2019-11-25 08:48:36,405 INFO L444 ceAbstractionStarter]: For program point L413(lines 413 421) no Hoare annotation was computed. [2019-11-25 08:48:36,405 INFO L444 ceAbstractionStarter]: For program point L314(lines 314 315) no Hoare annotation was computed. [2019-11-25 08:48:36,406 INFO L440 ceAbstractionStarter]: At program point L248(lines 199 249) the Hoare annotation is: false [2019-11-25 08:48:36,406 INFO L444 ceAbstractionStarter]: For program point L182(lines 182 186) no Hoare annotation was computed. [2019-11-25 08:48:36,406 INFO L444 ceAbstractionStarter]: For program point L182-1(lines 175 193) no Hoare annotation was computed. [2019-11-25 08:48:36,406 INFO L444 ceAbstractionStarter]: For program point L182-3(lines 182 186) no Hoare annotation was computed. [2019-11-25 08:48:36,406 INFO L444 ceAbstractionStarter]: For program point L182-4(lines 175 193) no Hoare annotation was computed. [2019-11-25 08:48:36,406 INFO L444 ceAbstractionStarter]: For program point L182-6(lines 182 186) no Hoare annotation was computed. [2019-11-25 08:48:36,406 INFO L444 ceAbstractionStarter]: For program point L182-7(lines 175 193) no Hoare annotation was computed. [2019-11-25 08:48:36,406 INFO L447 ceAbstractionStarter]: At program point L612(lines 589 613) the Hoare annotation is: true [2019-11-25 08:48:36,406 INFO L444 ceAbstractionStarter]: For program point L216-1(lines 216 220) no Hoare annotation was computed. [2019-11-25 08:48:36,406 INFO L440 ceAbstractionStarter]: At program point L216-2(lines 216 220) the Hoare annotation is: false [2019-11-25 08:48:36,407 INFO L444 ceAbstractionStarter]: For program point L216-3(lines 216 220) no Hoare annotation was computed. [2019-11-25 08:48:36,407 INFO L444 ceAbstractionStarter]: For program point L514-1(lines 514 518) no Hoare annotation was computed. [2019-11-25 08:48:36,407 INFO L440 ceAbstractionStarter]: At program point L514-2(lines 514 518) the Hoare annotation is: false [2019-11-25 08:48:36,407 INFO L444 ceAbstractionStarter]: For program point L415(lines 415 421) no Hoare annotation was computed. [2019-11-25 08:48:36,407 INFO L444 ceAbstractionStarter]: For program point L514-3(lines 514 518) no Hoare annotation was computed. [2019-11-25 08:48:36,407 INFO L444 ceAbstractionStarter]: For program point L349(lines 349 350) no Hoare annotation was computed. [2019-11-25 08:48:36,407 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:48:36,407 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 322) no Hoare annotation was computed. [2019-11-25 08:48:36,407 INFO L444 ceAbstractionStarter]: For program point L351(lines 351 354) no Hoare annotation was computed. [2019-11-25 08:48:36,407 INFO L444 ceAbstractionStarter]: For program point L318(lines 318 321) no Hoare annotation was computed. [2019-11-25 08:48:36,408 INFO L444 ceAbstractionStarter]: For program point L351-2(lines 351 354) no Hoare annotation was computed. [2019-11-25 08:48:36,408 INFO L444 ceAbstractionStarter]: For program point L252-1(lines 252 256) no Hoare annotation was computed. [2019-11-25 08:48:36,408 INFO L440 ceAbstractionStarter]: At program point L252-2(lines 252 256) the Hoare annotation is: false [2019-11-25 08:48:36,408 INFO L440 ceAbstractionStarter]: At program point L583(lines 295 584) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_powf_~x (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (= |ULTIMATE.start___ieee754_powf_#res| (_ NaN 8 24)) (exists ((ULTIMATE.start___ieee754_powf_~hx~3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_powf_~hx~3) ULTIMATE.start___ieee754_powf_~ix~5) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3))))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3)))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~x~0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2019-11-25 08:48:36,408 INFO L444 ceAbstractionStarter]: For program point L550-1(lines 550 554) no Hoare annotation was computed. [2019-11-25 08:48:36,408 INFO L440 ceAbstractionStarter]: At program point L550-2(lines 550 554) the Hoare annotation is: false [2019-11-25 08:48:36,408 INFO L444 ceAbstractionStarter]: For program point L352(lines 352 353) no Hoare annotation was computed. [2019-11-25 08:48:36,408 INFO L444 ceAbstractionStarter]: For program point L385-1(lines 385 389) no Hoare annotation was computed. [2019-11-25 08:48:36,408 INFO L440 ceAbstractionStarter]: At program point L385-2(lines 385 389) the Hoare annotation is: false [2019-11-25 08:48:36,409 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 191) no Hoare annotation was computed. [2019-11-25 08:48:36,409 INFO L444 ceAbstractionStarter]: For program point L187-1(lines 175 193) no Hoare annotation was computed. [2019-11-25 08:48:36,409 INFO L444 ceAbstractionStarter]: For program point L121(lines 121 122) no Hoare annotation was computed. [2019-11-25 08:48:36,409 INFO L444 ceAbstractionStarter]: For program point L187-2(lines 187 191) no Hoare annotation was computed. [2019-11-25 08:48:36,411 INFO L444 ceAbstractionStarter]: For program point L187-3(lines 187 191) no Hoare annotation was computed. [2019-11-25 08:48:36,412 INFO L444 ceAbstractionStarter]: For program point L187-4(lines 175 193) no Hoare annotation was computed. [2019-11-25 08:48:36,412 INFO L444 ceAbstractionStarter]: For program point L187-5(lines 187 191) no Hoare annotation was computed. [2019-11-25 08:48:36,412 INFO L444 ceAbstractionStarter]: For program point L187-6(lines 187 191) no Hoare annotation was computed. [2019-11-25 08:48:36,412 INFO L444 ceAbstractionStarter]: For program point L187-7(lines 175 193) no Hoare annotation was computed. [2019-11-25 08:48:36,412 INFO L444 ceAbstractionStarter]: For program point L187-8(lines 187 191) no Hoare annotation was computed. [2019-11-25 08:48:36,412 INFO L444 ceAbstractionStarter]: For program point L486-1(lines 486 490) no Hoare annotation was computed. [2019-11-25 08:48:36,413 INFO L440 ceAbstractionStarter]: At program point L486-2(lines 486 490) the Hoare annotation is: false [2019-11-25 08:48:36,413 INFO L444 ceAbstractionStarter]: For program point L222(lines 222 223) no Hoare annotation was computed. [2019-11-25 08:48:36,413 INFO L444 ceAbstractionStarter]: For program point L156(lines 156 165) no Hoare annotation was computed. [2019-11-25 08:48:36,413 INFO L444 ceAbstractionStarter]: For program point L520(lines 520 532) no Hoare annotation was computed. [2019-11-25 08:48:36,413 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:48:36,413 INFO L444 ceAbstractionStarter]: For program point L124(lines 124 125) no Hoare annotation was computed. [2019-11-25 08:48:36,414 INFO L440 ceAbstractionStarter]: At program point L587(line 587) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_powf_~x (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (= |ULTIMATE.start___ieee754_powf_#res| (_ NaN 8 24)) (exists ((ULTIMATE.start___ieee754_powf_~hx~3 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_powf_~hx~3) ULTIMATE.start___ieee754_powf_~ix~5) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3))))) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3)))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~x~0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2019-11-25 08:48:36,414 INFO L444 ceAbstractionStarter]: For program point L521(lines 521 525) no Hoare annotation was computed. [2019-11-25 08:48:36,414 INFO L444 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-11-25 08:48:36,414 INFO L444 ceAbstractionStarter]: For program point L422-1(lines 396 497) no Hoare annotation was computed. [2019-11-25 08:48:36,414 INFO L444 ceAbstractionStarter]: For program point L422-2(lines 422 426) no Hoare annotation was computed. [2019-11-25 08:48:36,414 INFO L444 ceAbstractionStarter]: For program point L257(lines 257 261) no Hoare annotation was computed. [2019-11-25 08:48:36,415 INFO L444 ceAbstractionStarter]: For program point L257-1(lines 250 263) no Hoare annotation was computed. [2019-11-25 08:48:36,415 INFO L444 ceAbstractionStarter]: For program point L257-2(lines 257 261) no Hoare annotation was computed. [2019-11-25 08:48:36,415 INFO L444 ceAbstractionStarter]: For program point L158(lines 158 164) no Hoare annotation was computed. [2019-11-25 08:48:36,415 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 559) no Hoare annotation was computed. [2019-11-25 08:48:36,415 INFO L444 ceAbstractionStarter]: For program point L555-1(lines 295 584) no Hoare annotation was computed. [2019-11-25 08:48:36,415 INFO L444 ceAbstractionStarter]: For program point L555-2(lines 555 559) no Hoare annotation was computed. [2019-11-25 08:48:36,416 INFO L444 ceAbstractionStarter]: For program point L456-1(lines 456 460) no Hoare annotation was computed. [2019-11-25 08:48:36,416 INFO L444 ceAbstractionStarter]: For program point L390(lines 390 394) no Hoare annotation was computed. [2019-11-25 08:48:36,416 INFO L440 ceAbstractionStarter]: At program point L456-2(lines 456 460) the Hoare annotation is: false [2019-11-25 08:48:36,416 INFO L444 ceAbstractionStarter]: For program point L390-1(lines 373 396) no Hoare annotation was computed. [2019-11-25 08:48:36,416 INFO L444 ceAbstractionStarter]: For program point L324(lines 324 333) no Hoare annotation was computed. [2019-11-25 08:48:36,416 INFO L444 ceAbstractionStarter]: For program point L390-2(lines 390 394) no Hoare annotation was computed. [2019-11-25 08:48:36,417 INFO L444 ceAbstractionStarter]: For program point L324-1(lines 295 584) no Hoare annotation was computed. [2019-11-25 08:48:36,417 INFO L440 ceAbstractionStarter]: At program point L192(lines 175 193) the Hoare annotation is: false [2019-11-25 08:48:36,417 INFO L440 ceAbstractionStarter]: At program point L192-1(lines 175 193) the Hoare annotation is: false [2019-11-25 08:48:36,417 INFO L444 ceAbstractionStarter]: For program point L126(lines 126 127) no Hoare annotation was computed. [2019-11-25 08:48:36,417 INFO L440 ceAbstractionStarter]: At program point L192-2(lines 175 193) the Hoare annotation is: false [2019-11-25 08:48:36,418 INFO L444 ceAbstractionStarter]: For program point L523(lines 523 525) no Hoare annotation was computed. [2019-11-25 08:48:36,418 INFO L444 ceAbstractionStarter]: For program point L358(lines 358 369) no Hoare annotation was computed. [2019-11-25 08:48:36,418 INFO L444 ceAbstractionStarter]: For program point L325(lines 325 332) no Hoare annotation was computed. [2019-11-25 08:48:36,418 INFO L444 ceAbstractionStarter]: For program point L226(lines 226 227) no Hoare annotation was computed. [2019-11-25 08:48:36,418 INFO L444 ceAbstractionStarter]: For program point L160(lines 160 163) no Hoare annotation was computed. [2019-11-25 08:48:36,418 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:48:36,419 INFO L444 ceAbstractionStarter]: For program point L524(lines 524 525) no Hoare annotation was computed. [2019-11-25 08:48:36,419 INFO L444 ceAbstractionStarter]: For program point L491(lines 491 495) no Hoare annotation was computed. [2019-11-25 08:48:36,419 INFO L444 ceAbstractionStarter]: For program point L491-1(lines 396 497) no Hoare annotation was computed. [2019-11-25 08:48:36,419 INFO L444 ceAbstractionStarter]: For program point L491-2(lines 491 495) no Hoare annotation was computed. [2019-11-25 08:48:36,419 INFO L444 ceAbstractionStarter]: For program point L360(lines 360 361) no Hoare annotation was computed. [2019-11-25 08:48:36,419 INFO L444 ceAbstractionStarter]: For program point L327(lines 327 332) no Hoare annotation was computed. [2019-11-25 08:48:36,419 INFO L444 ceAbstractionStarter]: For program point L360-2(lines 358 369) no Hoare annotation was computed. [2019-11-25 08:48:36,420 INFO L444 ceAbstractionStarter]: For program point L228(lines 228 235) no Hoare annotation was computed. [2019-11-25 08:48:36,420 INFO L440 ceAbstractionStarter]: At program point L262(lines 250 263) the Hoare annotation is: false [2019-11-25 08:48:36,420 INFO L444 ceAbstractionStarter]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2019-11-25 08:48:36,420 INFO L440 ceAbstractionStarter]: At program point L229-2(lines 229 233) the Hoare annotation is: false [2019-11-25 08:48:36,420 INFO L444 ceAbstractionStarter]: For program point L130(lines 130 134) no Hoare annotation was computed. [2019-11-25 08:48:36,420 INFO L444 ceAbstractionStarter]: For program point L229-3(lines 229 233) no Hoare annotation was computed. [2019-11-25 08:48:36,421 INFO L444 ceAbstractionStarter]: For program point L130-2(lines 130 134) no Hoare annotation was computed. [2019-11-25 08:48:36,421 INFO L444 ceAbstractionStarter]: For program point L527(lines 527 531) no Hoare annotation was computed. [2019-11-25 08:48:36,421 INFO L444 ceAbstractionStarter]: For program point L461(lines 461 465) no Hoare annotation was computed. [2019-11-25 08:48:36,421 INFO L444 ceAbstractionStarter]: For program point L461-1(lines 396 497) no Hoare annotation was computed. [2019-11-25 08:48:36,421 INFO L444 ceAbstractionStarter]: For program point L461-2(lines 461 465) no Hoare annotation was computed. [2019-11-25 08:48:36,421 INFO L444 ceAbstractionStarter]: For program point L362(lines 362 367) no Hoare annotation was computed. [2019-11-25 08:48:36,421 INFO L444 ceAbstractionStarter]: For program point L131-2(lines 131 132) no Hoare annotation was computed. [2019-11-25 08:48:36,422 INFO L440 ceAbstractionStarter]: At program point L131-3(lines 131 132) the Hoare annotation is: false [2019-11-25 08:48:36,422 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:48:36,422 INFO L444 ceAbstractionStarter]: For program point L131-4(lines 131 132) no Hoare annotation was computed. [2019-11-25 08:48:36,422 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 607) no Hoare annotation was computed. [2019-11-25 08:48:36,422 INFO L444 ceAbstractionStarter]: For program point L363(lines 363 366) no Hoare annotation was computed. [2019-11-25 08:48:36,423 INFO L444 ceAbstractionStarter]: For program point L330(lines 330 331) no Hoare annotation was computed. [2019-11-25 08:48:36,423 INFO L444 ceAbstractionStarter]: For program point L529(lines 529 531) no Hoare annotation was computed. [2019-11-25 08:48:36,423 INFO L444 ceAbstractionStarter]: For program point L529-2(lines 520 532) no Hoare annotation was computed. [2019-11-25 08:48:36,423 INFO L444 ceAbstractionStarter]: For program point L530(lines 530 531) no Hoare annotation was computed. [2019-11-25 08:48:36,423 INFO L444 ceAbstractionStarter]: For program point L431-1(lines 431 435) no Hoare annotation was computed. [2019-11-25 08:48:36,423 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 366) no Hoare annotation was computed. [2019-11-25 08:48:36,423 INFO L440 ceAbstractionStarter]: At program point L431-2(lines 431 435) the Hoare annotation is: false [2019-11-25 08:48:36,431 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,432 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,437 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,437 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,447 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,453 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:48:36 BoogieIcfgContainer [2019-11-25 08:48:36,456 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:48:36,457 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:48:36,457 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:48:36,457 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:48:36,458 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:26" (3/4) ... [2019-11-25 08:48:36,461 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:48:36,482 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-11-25 08:48:36,483 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-25 08:48:36,483 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:48:36,510 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && !~fp.eq~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) [2019-11-25 08:48:36,570 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0d1f9568-dccd-4d10-a7ee-d401c8c1fcbe/bin/uautomizer/witness.graphml [2019-11-25 08:48:36,571 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:48:36,572 INFO L168 Benchmark]: Toolchain (without parser) took 30246.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 217.6 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -184.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:36,573 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:48:36,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 630.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -181.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:36,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.78 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:36,574 INFO L168 Benchmark]: Boogie Preprocessor took 135.14 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:36,574 INFO L168 Benchmark]: RCFGBuilder took 18998.05 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: 103.4 MB). Peak memory consumption was 103.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:36,575 INFO L168 Benchmark]: TraceAbstraction took 10268.33 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -133.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:48:36,575 INFO L168 Benchmark]: Witness Printer took 114.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:36,577 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 630.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -181.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.78 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 135.14 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 18998.05 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: 103.4 MB). Peak memory consumption was 103.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10268.33 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -133.1 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 114.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 607]: 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: 589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant [2019-11-25 08:48:36,588 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,588 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,589 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,589 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && !~fp.eq~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 295]: Loop Invariant [2019-11-25 08:48:36,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,590 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,591 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,592 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,592 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,593 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,593 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,593 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,593 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,593 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,594 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && \result == ~NaN~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_powf_~hx~3 : bv32, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hx~3) == ix && ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hx~3[31:31], ULTIMATE.start___ieee754_powf_~hx~3[30:23], ULTIMATE.start___ieee754_powf_~hx~3[22:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant [2019-11-25 08:48:36,595 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,596 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,596 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,596 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,596 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,597 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,597 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,597 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,599 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2019-11-25 08:48:36,599 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-25 08:48:36,599 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (((((\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && \result == ~NaN~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_powf_~hx~3 : bv32, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hx~3) == ix && ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hx~3[31:31], ULTIMATE.start___ieee754_powf_~hx~3[30:23], ULTIMATE.start___ieee754_powf_~hx~3[22:0]))) && 1bv32 == \result) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 200 locations, 1 error locations. Result: SAFE, OverallTime: 10.1s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 502 SDtfs, 653 SDslu, 376 SDs, 0 SdLazy, 55 SolverSat, 1 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 80 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 37 NumberOfFragments, 152 HoareAnnotationTreeSize, 33 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 100 ConstructedInterpolants, 12 QuantifiedInterpolants, 4962 SizeOfPredicates, 20 NumberOfNonLiveVariables, 440 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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! Received shutdown request...