./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d9cdcab87d355c5d2f77c0ca49b959a879cd5e63 .................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d9cdcab87d355c5d2f77c0ca49b959a879cd5e63 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:11:48,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:11:48,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:11:48,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:11:48,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:11:48,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:11:48,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:11:48,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:11:48,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:11:48,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:11:48,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:11:48,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:11:48,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:11:48,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:11:48,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:11:48,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:11:48,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:11:48,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:11:48,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:11:48,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:11:48,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:11:48,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:11:48,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:11:48,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:11:48,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:11:48,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:11:48,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:11:48,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:11:48,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:11:48,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:11:48,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:11:48,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:11:48,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:11:48,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:11:48,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:11:48,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:11:48,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:11:48,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:11:48,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:11:48,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:11:48,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:11:48,281 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 00:11:48,325 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:11:48,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:11:48,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:11:48,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:11:48,335 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:11:48,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:11:48,336 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:11:48,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:11:48,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:11:48,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:11:48,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:11:48,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:11:48,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:11:48,339 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:11:48,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:11:48,340 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:11:48,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:11:48,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:11:48,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:11:48,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:11:48,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:11:48,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:11:48,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:11:48,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:11:48,343 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:11:48,343 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:11:48,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:11:48,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:11:48,344 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:11:48,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9cdcab87d355c5d2f77c0ca49b959a879cd5e63 [2020-11-30 00:11:48,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:11:48,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:11:48,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:11:48,694 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:11:48,696 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:11:48,697 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-11-30 00:11:48,800 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/data/417a6ace8/38c9494e30344e5a9b82f0fb619069c0/FLAG655bbf362 [2020-11-30 00:11:49,556 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:11:49,560 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-11-30 00:11:49,585 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/data/417a6ace8/38c9494e30344e5a9b82f0fb619069c0/FLAG655bbf362 [2020-11-30 00:11:49,793 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/data/417a6ace8/38c9494e30344e5a9b82f0fb619069c0 [2020-11-30 00:11:49,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:11:49,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:11:49,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:11:49,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:11:49,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:11:49,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:11:49" (1/1) ... [2020-11-30 00:11:49,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1965a56d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:49, skipping insertion in model container [2020-11-30 00:11:49,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:11:49" (1/1) ... [2020-11-30 00:11:49,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:11:49,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:11:50,243 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1682) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1401) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1971) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1577) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-30 00:11:50,254 INFO L168 Benchmark]: Toolchain (without parser) took 452.58 ms. Allocated memory is still 134.2 MB. Free memory was 101.9 MB in the beginning and 109.5 MB in the end (delta: -7.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:11:50,256 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 79.7 MB. Free memory was 37.4 MB in the beginning and 37.3 MB in the end (delta: 36.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:11:50,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 447.06 ms. Allocated memory is still 134.2 MB. Free memory was 101.9 MB in the beginning and 109.5 MB in the end (delta: -7.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:11:50,261 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 79.7 MB. Free memory was 37.4 MB in the beginning and 37.3 MB in the end (delta: 36.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 447.06 ms. Allocated memory is still 134.2 MB. Free memory was 101.9 MB in the beginning and 109.5 MB in the end (delta: -7.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:11:53,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:11:53,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:11:53,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:11:53,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:11:53,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:11:53,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:11:53,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:11:53,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:11:53,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:11:53,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:11:53,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:11:53,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:11:53,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:11:53,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:11:53,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:11:53,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:11:53,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:11:53,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:11:53,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:11:53,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:11:53,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:11:53,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:11:53,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:11:53,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:11:53,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:11:53,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:11:53,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:11:53,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:11:53,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:11:53,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:11:53,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:11:53,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:11:53,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:11:53,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:11:53,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:11:53,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:11:53,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:11:53,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:11:53,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:11:53,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:11:53,220 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-11-30 00:11:53,269 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:11:53,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:11:53,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:11:53,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:11:53,276 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:11:53,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:11:53,277 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:11:53,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:11:53,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:11:53,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:11:53,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:11:53,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:11:53,279 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:11:53,280 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:11:53,280 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:11:53,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:11:53,280 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:11:53,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:11:53,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:11:53,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:11:53,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:11:53,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:11:53,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:11:53,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:11:53,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:11:53,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:11:53,283 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 00:11:53,283 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:11:53,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:11:53,284 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:11:53,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:11:53,285 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9cdcab87d355c5d2f77c0ca49b959a879cd5e63 [2020-11-30 00:11:53,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:11:53,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:11:53,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:11:53,839 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:11:53,841 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:11:53,842 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-11-30 00:11:53,942 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/data/d14f2956b/c1f11c278c43433481ffab8873a63129/FLAG1121c16b2 [2020-11-30 00:11:54,580 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:11:54,581 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2020-11-30 00:11:54,596 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/data/d14f2956b/c1f11c278c43433481ffab8873a63129/FLAG1121c16b2 [2020-11-30 00:11:54,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/data/d14f2956b/c1f11c278c43433481ffab8873a63129 [2020-11-30 00:11:54,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:11:54,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:11:54,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:11:54,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:11:54,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:11:54,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:11:54" (1/1) ... [2020-11-30 00:11:54,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ff28ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:54, skipping insertion in model container [2020-11-30 00:11:54,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:11:54" (1/1) ... [2020-11-30 00:11:54,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:11:55,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:11:55,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:11:55,466 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:11:55,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:11:55,787 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:11:55,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55 WrapperNode [2020-11-30 00:11:55,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:11:55,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:11:55,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:11:55,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:11:55,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55" (1/1) ... [2020-11-30 00:11:55,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55" (1/1) ... [2020-11-30 00:11:55,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:11:55,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:11:55,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:11:55,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:11:55,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55" (1/1) ... [2020-11-30 00:11:55,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55" (1/1) ... [2020-11-30 00:11:55,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55" (1/1) ... [2020-11-30 00:11:55,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55" (1/1) ... [2020-11-30 00:11:56,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55" (1/1) ... [2020-11-30 00:11:56,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55" (1/1) ... [2020-11-30 00:11:56,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55" (1/1) ... [2020-11-30 00:11:56,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:11:56,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:11:56,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:11:56,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:11:56,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/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 [2020-11-30 00:11:56,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-11-30 00:11:56,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 00:11:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:11:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-11-30 00:11:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 00:11:56,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:11:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:11:56,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-11-30 00:11:56,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 00:11:56,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 00:12:17,895 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:12:17,896 INFO L298 CfgBuilder]: Removed 102 assume(true) statements. [2020-11-30 00:12:17,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:12:17 BoogieIcfgContainer [2020-11-30 00:12:17,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:12:17,913 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 00:12:17,913 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 00:12:17,917 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 00:12:17,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 12:11:54" (1/3) ... [2020-11-30 00:12:17,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@210974bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:12:17, skipping insertion in model container [2020-11-30 00:12:17,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:11:55" (2/3) ... [2020-11-30 00:12:17,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@210974bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:12:17, skipping insertion in model container [2020-11-30 00:12:17,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:12:17" (3/3) ... [2020-11-30 00:12:17,922 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0872a.c [2020-11-30 00:12:17,936 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 00:12:17,942 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 00:12:17,957 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 00:12:17,992 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 00:12:17,992 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 00:12:17,992 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 00:12:17,992 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:12:17,993 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:12:17,993 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 00:12:17,993 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:12:17,993 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 00:12:18,018 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-11-30 00:12:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 00:12:18,025 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:12:18,026 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:12:18,026 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:12:18,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:12:18,033 INFO L82 PathProgramCache]: Analyzing trace with hash -1640381008, now seen corresponding path program 1 times [2020-11-30 00:12:18,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 00:12:18,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1604930402] [2020-11-30 00:12:18,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/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 [2020-11-30 00:12:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:12:19,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-30 00:12:19,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:12:19,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:12:19,688 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 00:12:19,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:12:19,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1604930402] [2020-11-30 00:12:19,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:12:19,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-30 00:12:19,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577803009] [2020-11-30 00:12:19,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 00:12:19,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 00:12:19,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 00:12:19,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 00:12:19,741 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-11-30 00:12:19,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:12:19,790 INFO L93 Difference]: Finished difference Result 393 states and 679 transitions. [2020-11-30 00:12:19,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 00:12:19,791 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2020-11-30 00:12:19,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:12:19,807 INFO L225 Difference]: With dead ends: 393 [2020-11-30 00:12:19,807 INFO L226 Difference]: Without dead ends: 194 [2020-11-30 00:12:19,812 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 00:12:19,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-11-30 00:12:19,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2020-11-30 00:12:19,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-11-30 00:12:19,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 254 transitions. [2020-11-30 00:12:19,876 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 254 transitions. Word has length 9 [2020-11-30 00:12:19,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:12:19,877 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 254 transitions. [2020-11-30 00:12:19,877 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 00:12:19,878 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 254 transitions. [2020-11-30 00:12:19,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-30 00:12:19,878 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:12:19,879 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:12:20,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-30 00:12:20,103 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:12:20,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:12:20,104 INFO L82 PathProgramCache]: Analyzing trace with hash 559104083, now seen corresponding path program 1 times [2020-11-30 00:12:20,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 00:12:20,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1608969633] [2020-11-30 00:12:20,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/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 [2020-11-30 00:12:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:12:21,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 00:12:21,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:12:21,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:12:21,732 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 00:12:21,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:12:21,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1608969633] [2020-11-30 00:12:21,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:12:21,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2020-11-30 00:12:21,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152540213] [2020-11-30 00:12:21,776 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:12:21,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 00:12:21,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:12:21,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:12:21,779 INFO L87 Difference]: Start difference. First operand 194 states and 254 transitions. Second operand 5 states. [2020-11-30 00:13:02,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:13:02,581 INFO L93 Difference]: Finished difference Result 202 states and 260 transitions. [2020-11-30 00:13:02,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 00:13:02,590 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-11-30 00:13:02,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:13:02,592 INFO L225 Difference]: With dead ends: 202 [2020-11-30 00:13:02,592 INFO L226 Difference]: Without dead ends: 198 [2020-11-30 00:13:02,593 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:13:02,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-11-30 00:13:02,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 194. [2020-11-30 00:13:02,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-11-30 00:13:02,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 251 transitions. [2020-11-30 00:13:02,611 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 251 transitions. Word has length 11 [2020-11-30 00:13:02,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:13:02,611 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 251 transitions. [2020-11-30 00:13:02,611 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:13:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 251 transitions. [2020-11-30 00:13:02,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 00:13:02,612 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:13:02,612 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:13:02,815 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-30 00:13:02,816 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:13:02,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:13:02,817 INFO L82 PathProgramCache]: Analyzing trace with hash -305795412, now seen corresponding path program 1 times [2020-11-30 00:13:02,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 00:13:02,818 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [571501637] [2020-11-30 00:13:02,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/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 [2020-11-30 00:13:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:13:03,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-30 00:13:03,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:13:04,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:13:04,089 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 00:13:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:13:04,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [571501637] [2020-11-30 00:13:04,167 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:13:04,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-30 00:13:04,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028659623] [2020-11-30 00:13:04,169 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-30 00:13:04,169 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 00:13:04,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-30 00:13:04,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-30 00:13:04,171 INFO L87 Difference]: Start difference. First operand 194 states and 251 transitions. Second operand 8 states. [2020-11-30 00:13:04,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:13:04,252 INFO L93 Difference]: Finished difference Result 194 states and 251 transitions. [2020-11-30 00:13:04,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 00:13:04,252 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2020-11-30 00:13:04,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:13:04,252 INFO L225 Difference]: With dead ends: 194 [2020-11-30 00:13:04,252 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 00:13:04,254 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-11-30 00:13:04,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 00:13:04,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 00:13:04,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 00:13:04,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 00:13:04,254 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2020-11-30 00:13:04,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:13:04,255 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 00:13:04,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-30 00:13:04,255 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 00:13:04,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 00:13:04,462 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-30 00:13:04,463 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 00:13:04,666 INFO L274 CegarLoopResult]: For program point L531(lines 531 533) no Hoare annotation was computed. [2020-11-30 00:13:04,666 INFO L274 CegarLoopResult]: For program point L531-2(lines 522 534) no Hoare annotation was computed. [2020-11-30 00:13:04,666 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-30 00:13:04,666 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-30 00:13:04,666 INFO L274 CegarLoopResult]: For program point L532(lines 532 533) no Hoare annotation was computed. [2020-11-30 00:13:04,666 INFO L274 CegarLoopResult]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2020-11-30 00:13:04,666 INFO L274 CegarLoopResult]: For program point L367(lines 367 368) no Hoare annotation was computed. [2020-11-30 00:13:04,667 INFO L270 CegarLoopResult]: At program point L433-2(lines 433 437) the Hoare annotation is: false [2020-11-30 00:13:04,667 INFO L274 CegarLoopResult]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2020-11-30 00:13:04,667 INFO L270 CegarLoopResult]: At program point L170-2(lines 170 174) the Hoare annotation is: false [2020-11-30 00:13:04,667 INFO L274 CegarLoopResult]: For program point L170-3(lines 170 174) no Hoare annotation was computed. [2020-11-30 00:13:04,667 INFO L274 CegarLoopResult]: For program point L600(lines 600 603) no Hoare annotation was computed. [2020-11-30 00:13:04,667 INFO L274 CegarLoopResult]: For program point L501(lines 501 502) no Hoare annotation was computed. [2020-11-30 00:13:04,667 INFO L274 CegarLoopResult]: For program point L402(lines 402 410) no Hoare annotation was computed. [2020-11-30 00:13:04,668 INFO L274 CegarLoopResult]: For program point L402-1(lines 402 410) no Hoare annotation was computed. [2020-11-30 00:13:04,668 INFO L274 CegarLoopResult]: For program point L303-1(lines 303 307) no Hoare annotation was computed. [2020-11-30 00:13:04,668 INFO L270 CegarLoopResult]: At program point L303-2(lines 303 307) the Hoare annotation is: (and (= (_ +zero 8 24) ULTIMATE.start___ieee754_powf_~y) (= ~one_pow~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) [2020-11-30 00:13:04,668 INFO L274 CegarLoopResult]: For program point L238(lines 238 243) no Hoare annotation was computed. [2020-11-30 00:13:04,668 INFO L274 CegarLoopResult]: For program point L205-1(lines 205 209) no Hoare annotation was computed. [2020-11-30 00:13:04,668 INFO L274 CegarLoopResult]: For program point L139(lines 139 140) no Hoare annotation was computed. [2020-11-30 00:13:04,668 INFO L270 CegarLoopResult]: At program point L205-2(lines 205 209) the Hoare annotation is: false [2020-11-30 00:13:04,669 INFO L274 CegarLoopResult]: For program point L205-3(lines 205 209) no Hoare annotation was computed. [2020-11-30 00:13:04,669 INFO L274 CegarLoopResult]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2020-11-30 00:13:04,669 INFO L274 CegarLoopResult]: For program point L503(lines 503 507) no Hoare annotation was computed. [2020-11-30 00:13:04,669 INFO L274 CegarLoopResult]: For program point L503-1(lines 297 586) no Hoare annotation was computed. [2020-11-30 00:13:04,669 INFO L274 CegarLoopResult]: For program point L338(lines 338 343) no Hoare annotation was computed. [2020-11-30 00:13:04,669 INFO L274 CegarLoopResult]: For program point L239(lines 239 242) no Hoare annotation was computed. [2020-11-30 00:13:04,669 INFO L274 CegarLoopResult]: For program point L438(lines 438 442) no Hoare annotation was computed. [2020-11-30 00:13:04,670 INFO L274 CegarLoopResult]: For program point L438-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 00:13:04,670 INFO L274 CegarLoopResult]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2020-11-30 00:13:04,670 INFO L270 CegarLoopResult]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2020-11-30 00:13:04,671 INFO L274 CegarLoopResult]: For program point L538(lines 538 550) no Hoare annotation was computed. [2020-11-30 00:13:04,671 INFO L274 CegarLoopResult]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2020-11-30 00:13:04,671 INFO L270 CegarLoopResult]: At program point L571-2(lines 571 575) the Hoare annotation is: false [2020-11-30 00:13:04,671 INFO L274 CegarLoopResult]: For program point L538-2(lines 538 550) no Hoare annotation was computed. [2020-11-30 00:13:04,671 INFO L274 CegarLoopResult]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2020-11-30 00:13:04,671 INFO L274 CegarLoopResult]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2020-11-30 00:13:04,671 INFO L270 CegarLoopResult]: At program point L472-2(lines 472 476) the Hoare annotation is: false [2020-11-30 00:13:04,671 INFO L274 CegarLoopResult]: For program point L373(lines 373 374) no Hoare annotation was computed. [2020-11-30 00:13:04,672 INFO L274 CegarLoopResult]: For program point L340(lines 340 343) no Hoare annotation was computed. [2020-11-30 00:13:04,672 INFO L270 CegarLoopResult]: At program point L175(lines 111 176) the Hoare annotation is: false [2020-11-30 00:13:04,672 INFO L277 CegarLoopResult]: At program point L605(lines 588 606) the Hoare annotation is: true [2020-11-30 00:13:04,672 INFO L274 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-11-30 00:13:04,672 INFO L274 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-11-30 00:13:04,677 INFO L274 CegarLoopResult]: For program point L308-1(lines 297 586) no Hoare annotation was computed. [2020-11-30 00:13:04,677 INFO L274 CegarLoopResult]: For program point L341-2(line 341) no Hoare annotation was computed. [2020-11-30 00:13:04,677 INFO L274 CegarLoopResult]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2020-11-30 00:13:04,677 INFO L274 CegarLoopResult]: For program point L375(lines 375 499) no Hoare annotation was computed. [2020-11-30 00:13:04,678 INFO L274 CegarLoopResult]: For program point L375-2(lines 375 499) no Hoare annotation was computed. [2020-11-30 00:13:04,678 INFO L274 CegarLoopResult]: For program point L508(lines 508 512) no Hoare annotation was computed. [2020-11-30 00:13:04,678 INFO L274 CegarLoopResult]: For program point L541-1(lines 541 545) no Hoare annotation was computed. [2020-11-30 00:13:04,678 INFO L274 CegarLoopResult]: For program point L508-1(lines 297 586) no Hoare annotation was computed. [2020-11-30 00:13:04,678 INFO L270 CegarLoopResult]: At program point L541-2(lines 541 545) the Hoare annotation is: false [2020-11-30 00:13:04,678 INFO L274 CegarLoopResult]: For program point L508-2(lines 508 512) no Hoare annotation was computed. [2020-11-30 00:13:04,679 INFO L274 CegarLoopResult]: For program point L541-3(lines 541 545) no Hoare annotation was computed. [2020-11-30 00:13:04,679 INFO L274 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-11-30 00:13:04,679 INFO L274 CegarLoopResult]: For program point L343-2(line 343) no Hoare annotation was computed. [2020-11-30 00:13:04,679 INFO L274 CegarLoopResult]: For program point L443(lines 443 447) no Hoare annotation was computed. [2020-11-30 00:13:04,679 INFO L274 CegarLoopResult]: For program point L443-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 00:13:04,681 INFO L274 CegarLoopResult]: For program point L377(lines 377 378) no Hoare annotation was computed. [2020-11-30 00:13:04,681 INFO L274 CegarLoopResult]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2020-11-30 00:13:04,681 INFO L274 CegarLoopResult]: For program point L212(lines 212 213) no Hoare annotation was computed. [2020-11-30 00:13:04,682 INFO L274 CegarLoopResult]: For program point L245-1(lines 245 249) no Hoare annotation was computed. [2020-11-30 00:13:04,683 INFO L270 CegarLoopResult]: At program point L245-2(lines 245 249) the Hoare annotation is: false [2020-11-30 00:13:04,683 INFO L274 CegarLoopResult]: For program point L179-1(lines 179 183) no Hoare annotation was computed. [2020-11-30 00:13:04,683 INFO L274 CegarLoopResult]: For program point L245-3(lines 245 249) no Hoare annotation was computed. [2020-11-30 00:13:04,683 INFO L270 CegarLoopResult]: At program point L179-2(lines 179 183) the Hoare annotation is: false [2020-11-30 00:13:04,683 INFO L274 CegarLoopResult]: For program point L179-5(lines 179 183) no Hoare annotation was computed. [2020-11-30 00:13:04,683 INFO L270 CegarLoopResult]: At program point L179-6(lines 179 183) the Hoare annotation is: false [2020-11-30 00:13:04,683 INFO L274 CegarLoopResult]: For program point L179-9(lines 179 183) no Hoare annotation was computed. [2020-11-30 00:13:04,684 INFO L270 CegarLoopResult]: At program point L179-10(lines 179 183) the Hoare annotation is: false [2020-11-30 00:13:04,684 INFO L274 CegarLoopResult]: For program point L477(lines 477 481) no Hoare annotation was computed. [2020-11-30 00:13:04,684 INFO L274 CegarLoopResult]: For program point L477-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 00:13:04,684 INFO L274 CegarLoopResult]: For program point L477-2(lines 477 481) no Hoare annotation was computed. [2020-11-30 00:13:04,684 INFO L274 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-11-30 00:13:04,684 INFO L274 CegarLoopResult]: For program point L345(lines 345 350) no Hoare annotation was computed. [2020-11-30 00:13:04,685 INFO L274 CegarLoopResult]: For program point L378-2(line 378) no Hoare annotation was computed. [2020-11-30 00:13:04,686 INFO L270 CegarLoopResult]: At program point L147-2(lines 147 156) the Hoare annotation is: false [2020-11-30 00:13:04,687 INFO L274 CegarLoopResult]: For program point L147-3(lines 111 176) no Hoare annotation was computed. [2020-11-30 00:13:04,691 INFO L274 CegarLoopResult]: For program point L577(lines 577 584) no Hoare annotation was computed. [2020-11-30 00:13:04,691 INFO L274 CegarLoopResult]: For program point L379(lines 379 380) no Hoare annotation was computed. [2020-11-30 00:13:04,691 INFO L274 CegarLoopResult]: For program point L346(lines 346 349) no Hoare annotation was computed. [2020-11-30 00:13:04,691 INFO L274 CegarLoopResult]: For program point L214(lines 214 215) no Hoare annotation was computed. [2020-11-30 00:13:04,692 INFO L274 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-11-30 00:13:04,692 INFO L274 CegarLoopResult]: For program point L380-2(line 380) no Hoare annotation was computed. [2020-11-30 00:13:04,692 INFO L274 CegarLoopResult]: For program point L149(lines 149 153) no Hoare annotation was computed. [2020-11-30 00:13:04,692 INFO L274 CegarLoopResult]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2020-11-30 00:13:04,692 INFO L274 CegarLoopResult]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2020-11-30 00:13:04,692 INFO L270 CegarLoopResult]: At program point L116-2(lines 116 120) the Hoare annotation is: false [2020-11-30 00:13:04,693 INFO L274 CegarLoopResult]: For program point L116-3(lines 116 120) no Hoare annotation was computed. [2020-11-30 00:13:04,693 INFO L274 CegarLoopResult]: For program point L216(lines 216 226) no Hoare annotation was computed. [2020-11-30 00:13:04,693 INFO L274 CegarLoopResult]: For program point L216-2(lines 216 226) no Hoare annotation was computed. [2020-11-30 00:13:04,693 INFO L274 CegarLoopResult]: For program point L547(lines 547 548) no Hoare annotation was computed. [2020-11-30 00:13:04,693 INFO L274 CegarLoopResult]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2020-11-30 00:13:04,693 INFO L270 CegarLoopResult]: At program point L580-2(lines 580 584) the Hoare annotation is: false [2020-11-30 00:13:04,694 INFO L274 CegarLoopResult]: For program point L547-2(lines 547 548) no Hoare annotation was computed. [2020-11-30 00:13:04,694 INFO L274 CegarLoopResult]: For program point L580-3(lines 577 584) no Hoare annotation was computed. [2020-11-30 00:13:04,694 INFO L274 CegarLoopResult]: For program point L415(lines 415 423) no Hoare annotation was computed. [2020-11-30 00:13:04,695 INFO L274 CegarLoopResult]: For program point L316(lines 316 317) no Hoare annotation was computed. [2020-11-30 00:13:04,696 INFO L270 CegarLoopResult]: At program point L250(lines 201 251) the Hoare annotation is: false [2020-11-30 00:13:04,703 INFO L274 CegarLoopResult]: For program point L184(lines 184 188) no Hoare annotation was computed. [2020-11-30 00:13:04,703 INFO L274 CegarLoopResult]: For program point L184-1(lines 177 195) no Hoare annotation was computed. [2020-11-30 00:13:04,704 INFO L274 CegarLoopResult]: For program point L184-3(lines 184 188) no Hoare annotation was computed. [2020-11-30 00:13:04,704 INFO L274 CegarLoopResult]: For program point L184-4(lines 177 195) no Hoare annotation was computed. [2020-11-30 00:13:04,704 INFO L274 CegarLoopResult]: For program point L184-6(lines 184 188) no Hoare annotation was computed. [2020-11-30 00:13:04,705 INFO L274 CegarLoopResult]: For program point L184-7(lines 177 195) no Hoare annotation was computed. [2020-11-30 00:13:04,705 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 00:13:04,705 INFO L274 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-11-30 00:13:04,705 INFO L270 CegarLoopResult]: At program point L218-2(lines 218 222) the Hoare annotation is: false [2020-11-30 00:13:04,706 INFO L274 CegarLoopResult]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2020-11-30 00:13:04,706 INFO L274 CegarLoopResult]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2020-11-30 00:13:04,706 INFO L270 CegarLoopResult]: At program point L516-2(lines 516 520) the Hoare annotation is: false [2020-11-30 00:13:04,706 INFO L274 CegarLoopResult]: For program point L417(lines 417 423) no Hoare annotation was computed. [2020-11-30 00:13:04,706 INFO L274 CegarLoopResult]: For program point L516-3(lines 516 520) no Hoare annotation was computed. [2020-11-30 00:13:04,706 INFO L274 CegarLoopResult]: For program point L351(lines 351 352) no Hoare annotation was computed. [2020-11-30 00:13:04,706 INFO L274 CegarLoopResult]: For program point L319(lines 319 324) no Hoare annotation was computed. [2020-11-30 00:13:04,707 INFO L274 CegarLoopResult]: For program point L353(lines 353 356) no Hoare annotation was computed. [2020-11-30 00:13:04,707 INFO L274 CegarLoopResult]: For program point L320(lines 320 323) no Hoare annotation was computed. [2020-11-30 00:13:04,707 INFO L274 CegarLoopResult]: For program point L353-2(lines 353 356) no Hoare annotation was computed. [2020-11-30 00:13:04,707 INFO L274 CegarLoopResult]: For program point L254-1(lines 254 258) no Hoare annotation was computed. [2020-11-30 00:13:04,707 INFO L270 CegarLoopResult]: At program point L254-2(lines 254 258) the Hoare annotation is: false [2020-11-30 00:13:04,707 INFO L270 CegarLoopResult]: At program point L585(lines 297 586) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) (and (= |ULTIMATE.start___ieee754_powf_#res| .cse0) (= ~one_pow~0 .cse0))) [2020-11-30 00:13:04,708 INFO L274 CegarLoopResult]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2020-11-30 00:13:04,708 INFO L270 CegarLoopResult]: At program point L552-2(lines 552 556) the Hoare annotation is: false [2020-11-30 00:13:04,708 INFO L274 CegarLoopResult]: For program point L354(lines 354 355) no Hoare annotation was computed. [2020-11-30 00:13:04,708 INFO L274 CegarLoopResult]: For program point L387-1(lines 387 391) no Hoare annotation was computed. [2020-11-30 00:13:04,708 INFO L270 CegarLoopResult]: At program point L387-2(lines 387 391) the Hoare annotation is: false [2020-11-30 00:13:04,708 INFO L274 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-11-30 00:13:04,708 INFO L274 CegarLoopResult]: For program point L189-1(lines 177 195) no Hoare annotation was computed. [2020-11-30 00:13:04,709 INFO L274 CegarLoopResult]: For program point L123(lines 123 124) no Hoare annotation was computed. [2020-11-30 00:13:04,709 INFO L274 CegarLoopResult]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2020-11-30 00:13:04,709 INFO L274 CegarLoopResult]: For program point L189-3(lines 189 193) no Hoare annotation was computed. [2020-11-30 00:13:04,709 INFO L274 CegarLoopResult]: For program point L189-4(lines 177 195) no Hoare annotation was computed. [2020-11-30 00:13:04,709 INFO L274 CegarLoopResult]: For program point L189-5(lines 189 193) no Hoare annotation was computed. [2020-11-30 00:13:04,709 INFO L274 CegarLoopResult]: For program point L189-6(lines 189 193) no Hoare annotation was computed. [2020-11-30 00:13:04,709 INFO L274 CegarLoopResult]: For program point L189-7(lines 177 195) no Hoare annotation was computed. [2020-11-30 00:13:04,710 INFO L274 CegarLoopResult]: For program point L189-8(lines 189 193) no Hoare annotation was computed. [2020-11-30 00:13:04,710 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 00:13:04,710 INFO L274 CegarLoopResult]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2020-11-30 00:13:04,710 INFO L270 CegarLoopResult]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2020-11-30 00:13:04,710 INFO L274 CegarLoopResult]: For program point L224(lines 224 225) no Hoare annotation was computed. [2020-11-30 00:13:04,710 INFO L274 CegarLoopResult]: For program point L158(lines 158 167) no Hoare annotation was computed. [2020-11-30 00:13:04,710 INFO L274 CegarLoopResult]: For program point L522(lines 522 534) no Hoare annotation was computed. [2020-11-30 00:13:04,711 INFO L274 CegarLoopResult]: For program point L126(lines 126 127) no Hoare annotation was computed. [2020-11-30 00:13:04,711 INFO L274 CegarLoopResult]: For program point L523(lines 523 527) no Hoare annotation was computed. [2020-11-30 00:13:04,711 INFO L274 CegarLoopResult]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-11-30 00:13:04,711 INFO L274 CegarLoopResult]: For program point L424-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 00:13:04,711 INFO L274 CegarLoopResult]: For program point L424-2(lines 424 428) no Hoare annotation was computed. [2020-11-30 00:13:04,711 INFO L274 CegarLoopResult]: For program point L259(lines 259 263) no Hoare annotation was computed. [2020-11-30 00:13:04,711 INFO L274 CegarLoopResult]: For program point L259-1(lines 252 265) no Hoare annotation was computed. [2020-11-30 00:13:04,711 INFO L274 CegarLoopResult]: For program point L259-2(lines 259 263) no Hoare annotation was computed. [2020-11-30 00:13:04,712 INFO L274 CegarLoopResult]: For program point L160(lines 160 166) no Hoare annotation was computed. [2020-11-30 00:13:04,712 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 00:13:04,712 INFO L274 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-11-30 00:13:04,712 INFO L274 CegarLoopResult]: For program point L557-1(lines 297 586) no Hoare annotation was computed. [2020-11-30 00:13:04,712 INFO L274 CegarLoopResult]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2020-11-30 00:13:04,712 INFO L274 CegarLoopResult]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2020-11-30 00:13:04,712 INFO L274 CegarLoopResult]: For program point L392(lines 392 396) no Hoare annotation was computed. [2020-11-30 00:13:04,713 INFO L270 CegarLoopResult]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2020-11-30 00:13:04,713 INFO L274 CegarLoopResult]: For program point L392-1(lines 375 398) no Hoare annotation was computed. [2020-11-30 00:13:04,713 INFO L274 CegarLoopResult]: For program point L326(lines 326 335) no Hoare annotation was computed. [2020-11-30 00:13:04,713 INFO L274 CegarLoopResult]: For program point L392-2(lines 392 396) no Hoare annotation was computed. [2020-11-30 00:13:04,713 INFO L274 CegarLoopResult]: For program point L326-1(lines 297 586) no Hoare annotation was computed. [2020-11-30 00:13:04,713 INFO L270 CegarLoopResult]: At program point L194(lines 177 195) the Hoare annotation is: false [2020-11-30 00:13:04,713 INFO L270 CegarLoopResult]: At program point L194-1(lines 177 195) the Hoare annotation is: false [2020-11-30 00:13:04,714 INFO L274 CegarLoopResult]: For program point L128(lines 128 129) no Hoare annotation was computed. [2020-11-30 00:13:04,714 INFO L270 CegarLoopResult]: At program point L194-2(lines 177 195) the Hoare annotation is: false [2020-11-30 00:13:04,714 INFO L274 CegarLoopResult]: For program point L525(lines 525 527) no Hoare annotation was computed. [2020-11-30 00:13:04,714 INFO L274 CegarLoopResult]: For program point L360(lines 360 371) no Hoare annotation was computed. [2020-11-30 00:13:04,714 INFO L274 CegarLoopResult]: For program point L327(lines 327 334) no Hoare annotation was computed. [2020-11-30 00:13:04,714 INFO L274 CegarLoopResult]: For program point L228(lines 228 229) no Hoare annotation was computed. [2020-11-30 00:13:04,714 INFO L274 CegarLoopResult]: For program point L162(lines 162 165) no Hoare annotation was computed. [2020-11-30 00:13:04,715 INFO L274 CegarLoopResult]: For program point L526(lines 526 527) no Hoare annotation was computed. [2020-11-30 00:13:04,715 INFO L274 CegarLoopResult]: For program point L493(lines 493 497) no Hoare annotation was computed. [2020-11-30 00:13:04,715 INFO L274 CegarLoopResult]: For program point L493-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 00:13:04,715 INFO L274 CegarLoopResult]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2020-11-30 00:13:04,715 INFO L274 CegarLoopResult]: For program point L362(lines 362 363) no Hoare annotation was computed. [2020-11-30 00:13:04,715 INFO L274 CegarLoopResult]: For program point L329(lines 329 334) no Hoare annotation was computed. [2020-11-30 00:13:04,715 INFO L274 CegarLoopResult]: For program point L362-2(lines 360 371) no Hoare annotation was computed. [2020-11-30 00:13:04,716 INFO L274 CegarLoopResult]: For program point L230(lines 230 237) no Hoare annotation was computed. [2020-11-30 00:13:04,716 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 00:13:04,716 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-30 00:13:04,716 INFO L270 CegarLoopResult]: At program point L264(lines 252 265) the Hoare annotation is: false [2020-11-30 00:13:04,716 INFO L274 CegarLoopResult]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2020-11-30 00:13:04,716 INFO L270 CegarLoopResult]: At program point L231-2(lines 231 235) the Hoare annotation is: false [2020-11-30 00:13:04,716 INFO L274 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-11-30 00:13:04,717 INFO L274 CegarLoopResult]: For program point L231-3(lines 231 235) no Hoare annotation was computed. [2020-11-30 00:13:04,717 INFO L274 CegarLoopResult]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2020-11-30 00:13:04,717 INFO L274 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-11-30 00:13:04,717 INFO L274 CegarLoopResult]: For program point L463(lines 463 467) no Hoare annotation was computed. [2020-11-30 00:13:04,717 INFO L274 CegarLoopResult]: For program point L463-1(lines 398 499) no Hoare annotation was computed. [2020-11-30 00:13:04,717 INFO L274 CegarLoopResult]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2020-11-30 00:13:04,717 INFO L274 CegarLoopResult]: For program point L364(lines 364 369) no Hoare annotation was computed. [2020-11-30 00:13:04,718 INFO L274 CegarLoopResult]: For program point L133-2(lines 133 134) no Hoare annotation was computed. [2020-11-30 00:13:04,718 INFO L270 CegarLoopResult]: At program point L133-3(lines 133 134) the Hoare annotation is: false [2020-11-30 00:13:04,718 INFO L274 CegarLoopResult]: For program point L133-4(lines 133 134) no Hoare annotation was computed. [2020-11-30 00:13:04,718 INFO L274 CegarLoopResult]: For program point L365(lines 365 368) no Hoare annotation was computed. [2020-11-30 00:13:04,718 INFO L274 CegarLoopResult]: For program point L332(lines 332 333) no Hoare annotation was computed. [2020-11-30 00:13:04,738 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,740 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,745 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,745 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,753 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,754 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,760 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,761 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,763 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,764 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 12:13:04 BoogieIcfgContainer [2020-11-30 00:13:04,767 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 00:13:04,768 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:13:04,768 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:13:04,769 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:13:04,769 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:12:17" (3/4) ... [2020-11-30 00:13:04,772 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 00:13:04,812 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-30 00:13:04,813 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-30 00:13:04,813 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:13:04,814 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:13:04,931 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_413df92f-46de-4540-b226-b05577ee163e/bin/uautomizer/witness.graphml [2020-11-30 00:13:04,931 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:13:04,933 INFO L168 Benchmark]: Toolchain (without parser) took 69997.44 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 34.9 MB in the beginning and 26.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:04,934 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 56.6 MB. Free memory was 38.2 MB in the beginning and 38.2 MB in the end (delta: 39.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:13:04,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 851.30 ms. Allocated memory is still 56.6 MB. Free memory was 34.7 MB in the beginning and 31.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:04,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.60 ms. Allocated memory is still 56.6 MB. Free memory was 30.9 MB in the beginning and 25.8 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:04,935 INFO L168 Benchmark]: Boogie Preprocessor took 138.82 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 25.8 MB in the beginning and 49.7 MB in the end (delta: -23.9 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:04,938 INFO L168 Benchmark]: RCFGBuilder took 21834.78 ms. Allocated memory is still 71.3 MB. Free memory was 49.7 MB in the beginning and 24.3 MB in the end (delta: 25.4 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:04,939 INFO L168 Benchmark]: TraceAbstraction took 46854.89 ms. Allocated memory is still 71.3 MB. Free memory was 48.4 MB in the beginning and 39.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:04,939 INFO L168 Benchmark]: Witness Printer took 162.79 ms. Allocated memory is still 71.3 MB. Free memory was 39.7 MB in the beginning and 26.6 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:13:04,941 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 56.6 MB. Free memory was 38.2 MB in the beginning and 38.2 MB in the end (delta: 39.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 851.30 ms. Allocated memory is still 56.6 MB. Free memory was 34.7 MB in the beginning and 31.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 133.60 ms. Allocated memory is still 56.6 MB. Free memory was 30.9 MB in the beginning and 25.8 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 138.82 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 25.8 MB in the beginning and 49.7 MB in the end (delta: -23.9 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 21834.78 ms. Allocated memory is still 71.3 MB. Free memory was 49.7 MB in the beginning and 24.3 MB in the end (delta: 25.4 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 46854.89 ms. Allocated memory is still 71.3 MB. Free memory was 48.4 MB in the beginning and 39.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. * Witness Printer took 162.79 ms. Allocated memory is still 71.3 MB. Free memory was 39.7 MB in the beginning and 26.6 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant [2020-11-30 00:13:04,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: \result == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant [2020-11-30 00:13:04,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-11-30 00:13:04,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ~Pluszero~LONGDOUBLE() == y && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 46.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 40.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 494 SDtfs, 133 SDslu, 516 SDs, 0 SdLazy, 133 SolverSat, 2 SolverUnsat, 12 SolverUnknown, 0 SolverNotchecked, 39.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=198occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 35 NumberOfFragments, 56 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 4 QuantifiedInterpolants, 2836 SizeOfPredicates, 10 NumberOfNonLiveVariables, 351 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...