./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-div1_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-div1_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bab8a0d04d8f61bea19634c32fd38a52b6fbece9 ...................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-div1_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bab8a0d04d8f61bea19634c32fd38a52b6fbece9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:54:42,440 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:54:42,441 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:54:42,447 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:54:42,447 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:54:42,448 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:54:42,449 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:54:42,450 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:54:42,451 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:54:42,451 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:54:42,452 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:54:42,452 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:54:42,453 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:54:42,454 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:54:42,454 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:54:42,455 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:54:42,455 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:54:42,456 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:54:42,458 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:54:42,459 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:54:42,459 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:54:42,460 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:54:42,462 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:54:42,462 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:54:42,462 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:54:42,463 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:54:42,463 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:54:42,464 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:54:42,464 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:54:42,465 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:54:42,465 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:54:42,466 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:54:42,466 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:54:42,466 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:54:42,467 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:54:42,467 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:54:42,467 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 12:54:42,477 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:54:42,477 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:54:42,478 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:54:42,478 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 12:54:42,478 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:54:42,478 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:54:42,479 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:54:42,479 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:54:42,479 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:54:42,479 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:54:42,479 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:54:42,479 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:54:42,480 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:54:42,480 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:54:42,480 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:54:42,480 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:54:42,480 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:54:42,480 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:54:42,480 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:54:42,481 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:54:42,481 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:54:42,481 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:54:42,481 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:54:42,481 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:54:42,482 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:54:42,482 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:54:42,482 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:54:42,482 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:54:42,482 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:54:42,482 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:54:42,482 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bab8a0d04d8f61bea19634c32fd38a52b6fbece9 [2018-11-18 12:54:42,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:54:42,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:54:42,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:54:42,517 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:54:42,517 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:54:42,517 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-div1_true-unreach-call.i [2018-11-18 12:54:42,557 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/data/1f25664b7/7d6074e3fed74f54883fee9ed9032fa5/FLAGf619bce86 [2018-11-18 12:54:42,909 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:54:42,910 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/sv-benchmarks/c/floats-cbmc-regression/float-div1_true-unreach-call.i [2018-11-18 12:54:42,917 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/data/1f25664b7/7d6074e3fed74f54883fee9ed9032fa5/FLAGf619bce86 [2018-11-18 12:54:42,927 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/data/1f25664b7/7d6074e3fed74f54883fee9ed9032fa5 [2018-11-18 12:54:42,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:54:42,929 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:54:42,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:54:42,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:54:42,932 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:54:42,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:54:42" (1/1) ... [2018-11-18 12:54:42,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1832acfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:42, skipping insertion in model container [2018-11-18 12:54:42,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:54:42" (1/1) ... [2018-11-18 12:54:42,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:54:42,967 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:54:43,241 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:838) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1298) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1302) 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.visit(CHandler.java:994) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2129) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:661) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2129) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:662) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:661) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.dispatchDecaySwitchToRValueFunctionArgument(ExpressionResultTransformer.java:113) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleVerifierAssume(StandardFunctionHandler.java:1270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1302) 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.visit(CHandler.java:1253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:959) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1324) 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:3277) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:535) 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:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 12:54:43,243 INFO L168 Benchmark]: Toolchain (without parser) took 314.02 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 946.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:54:43,244 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:54:43,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.55 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 946.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:54:43,246 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.55 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 946.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:838) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 12:54:44,479 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:54:44,480 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:54:44,489 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:54:44,489 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:54:44,490 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:54:44,491 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:54:44,492 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:54:44,493 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:54:44,493 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:54:44,494 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:54:44,494 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:54:44,495 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:54:44,495 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:54:44,496 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:54:44,496 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:54:44,497 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:54:44,498 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:54:44,499 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:54:44,500 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:54:44,501 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:54:44,502 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:54:44,503 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:54:44,503 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:54:44,504 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:54:44,504 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:54:44,505 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:54:44,505 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:54:44,506 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:54:44,506 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:54:44,507 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:54:44,507 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:54:44,507 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:54:44,507 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:54:44,508 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:54:44,508 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:54:44,509 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 12:54:44,518 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:54:44,519 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:54:44,519 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:54:44,519 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:54:44,520 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:54:44,520 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:54:44,520 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:54:44,520 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:54:44,520 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:54:44,520 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:54:44,521 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:54:44,521 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:54:44,521 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:54:44,521 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:54:44,521 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:54:44,521 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:54:44,521 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:54:44,521 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:54:44,522 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:54:44,522 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:54:44,522 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:54:44,522 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:54:44,522 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:54:44,522 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:54:44,522 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:54:44,523 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:54:44,523 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:54:44,523 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:54:44,523 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 12:54:44,523 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:54:44,523 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:54:44,523 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:54:44,523 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bab8a0d04d8f61bea19634c32fd38a52b6fbece9 [2018-11-18 12:54:44,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:54:44,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:54:44,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:54:44,566 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:54:44,566 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:54:44,567 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-div1_true-unreach-call.i [2018-11-18 12:54:44,612 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/data/0bb31e340/c901f7e965804393b2887c3c91fb323b/FLAG5a44d7ed2 [2018-11-18 12:54:45,054 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:54:45,055 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/sv-benchmarks/c/floats-cbmc-regression/float-div1_true-unreach-call.i [2018-11-18 12:54:45,064 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/data/0bb31e340/c901f7e965804393b2887c3c91fb323b/FLAG5a44d7ed2 [2018-11-18 12:54:45,074 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/data/0bb31e340/c901f7e965804393b2887c3c91fb323b [2018-11-18 12:54:45,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:54:45,077 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:54:45,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:54:45,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:54:45,080 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:54:45,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:54:45" (1/1) ... [2018-11-18 12:54:45,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9f26897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:45, skipping insertion in model container [2018-11-18 12:54:45,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:54:45" (1/1) ... [2018-11-18 12:54:45,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:54:45,117 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:54:45,477 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:54:45,480 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:54:45,510 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:54:45,683 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:54:45,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:45 WrapperNode [2018-11-18 12:54:45,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:54:45,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:54:45,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:54:45,684 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:54:45,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:45" (1/1) ... [2018-11-18 12:54:45,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:45" (1/1) ... [2018-11-18 12:54:45,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:45" (1/1) ... [2018-11-18 12:54:45,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:45" (1/1) ... [2018-11-18 12:54:45,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:45" (1/1) ... [2018-11-18 12:54:45,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:45" (1/1) ... [2018-11-18 12:54:45,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:45" (1/1) ... [2018-11-18 12:54:45,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:54:45,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:54:45,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:54:45,779 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:54:45,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/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 [2018-11-18 12:54:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:54:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:54:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure inductiveStepHunt [2018-11-18 12:54:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure simplifiedInductiveStepHunt [2018-11-18 12:54:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:54:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 12:54:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:54:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure acos [2018-11-18 12:54:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure __acos [2018-11-18 12:54:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure asin [2018-11-18 12:54:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure __asin [2018-11-18 12:54:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure atan [2018-11-18 12:54:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure __atan [2018-11-18 12:54:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure atan2 [2018-11-18 12:54:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2 [2018-11-18 12:54:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure cos [2018-11-18 12:54:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure __cos [2018-11-18 12:54:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure sin [2018-11-18 12:54:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure __sin [2018-11-18 12:54:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure tan [2018-11-18 12:54:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure __tan [2018-11-18 12:54:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure cosh [2018-11-18 12:54:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure __cosh [2018-11-18 12:54:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure sinh [2018-11-18 12:54:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure __sinh [2018-11-18 12:54:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure tanh [2018-11-18 12:54:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure __tanh [2018-11-18 12:54:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure acosh [2018-11-18 12:54:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure __acosh [2018-11-18 12:54:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure asinh [2018-11-18 12:54:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure __asinh [2018-11-18 12:54:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure atanh [2018-11-18 12:54:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure __atanh [2018-11-18 12:54:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure exp [2018-11-18 12:54:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure __exp [2018-11-18 12:54:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure frexp [2018-11-18 12:54:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure __frexp [2018-11-18 12:54:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldexp [2018-11-18 12:54:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexp [2018-11-18 12:54:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure log [2018-11-18 12:54:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure __log [2018-11-18 12:54:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure log10 [2018-11-18 12:54:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure __log10 [2018-11-18 12:54:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure modf [2018-11-18 12:54:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure __modf [2018-11-18 12:54:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure expm1 [2018-11-18 12:54:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1 [2018-11-18 12:54:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure log1p [2018-11-18 12:54:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure __log1p [2018-11-18 12:54:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure logb [2018-11-18 12:54:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure __logb [2018-11-18 12:54:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure exp2 [2018-11-18 12:54:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2 [2018-11-18 12:54:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure log2 [2018-11-18 12:54:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure __log2 [2018-11-18 12:54:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure pow [2018-11-18 12:54:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure __pow [2018-11-18 12:54:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure sqrt [2018-11-18 12:54:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrt [2018-11-18 12:54:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure hypot [2018-11-18 12:54:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure __hypot [2018-11-18 12:54:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure cbrt [2018-11-18 12:54:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrt [2018-11-18 12:54:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure ceil [2018-11-18 12:54:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure __ceil [2018-11-18 12:54:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-11-18 12:54:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure __fabs [2018-11-18 12:54:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure floor [2018-11-18 12:54:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure __floor [2018-11-18 12:54:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure fmod [2018-11-18 12:54:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure __fmod [2018-11-18 12:54:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure __isinf [2018-11-18 12:54:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure __finite [2018-11-18 12:54:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure isinf [2018-11-18 12:54:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure finite [2018-11-18 12:54:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure drem [2018-11-18 12:54:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure __drem [2018-11-18 12:54:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure significand [2018-11-18 12:54:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure __significand [2018-11-18 12:54:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure copysign [2018-11-18 12:54:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure __copysign [2018-11-18 12:54:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure nan [2018-11-18 12:54:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure __nan [2018-11-18 12:54:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure __isnan [2018-11-18 12:54:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure isnan [2018-11-18 12:54:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure j0 [2018-11-18 12:54:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure __j0 [2018-11-18 12:54:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure j1 [2018-11-18 12:54:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure __j1 [2018-11-18 12:54:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure jn [2018-11-18 12:54:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure __jn [2018-11-18 12:54:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure y0 [2018-11-18 12:54:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure __y0 [2018-11-18 12:54:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure y1 [2018-11-18 12:54:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure __y1 [2018-11-18 12:54:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure yn [2018-11-18 12:54:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure __yn [2018-11-18 12:54:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure erf [2018-11-18 12:54:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure __erf [2018-11-18 12:54:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure erfc [2018-11-18 12:54:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure __erfc [2018-11-18 12:54:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma [2018-11-18 12:54:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma [2018-11-18 12:54:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure tgamma [2018-11-18 12:54:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure __tgamma [2018-11-18 12:54:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure gamma [2018-11-18 12:54:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure __gamma [2018-11-18 12:54:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma_r [2018-11-18 12:54:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma_r [2018-11-18 12:54:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure rint [2018-11-18 12:54:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure __rint [2018-11-18 12:54:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure nextafter [2018-11-18 12:54:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafter [2018-11-18 12:54:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure nexttoward [2018-11-18 12:54:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttoward [2018-11-18 12:54:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure remainder [2018-11-18 12:54:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure __remainder [2018-11-18 12:54:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn [2018-11-18 12:54:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbn [2018-11-18 12:54:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure ilogb [2018-11-18 12:54:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogb [2018-11-18 12:54:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure scalbln [2018-11-18 12:54:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbln [2018-11-18 12:54:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyint [2018-11-18 12:54:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyint [2018-11-18 12:54:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure round [2018-11-18 12:54:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure __round [2018-11-18 12:54:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure trunc [2018-11-18 12:54:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure __trunc [2018-11-18 12:54:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure remquo [2018-11-18 12:54:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure __remquo [2018-11-18 12:54:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure lrint [2018-11-18 12:54:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure __lrint [2018-11-18 12:54:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure llrint [2018-11-18 12:54:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure __llrint [2018-11-18 12:54:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure lround [2018-11-18 12:54:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure __lround [2018-11-18 12:54:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure llround [2018-11-18 12:54:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure __llround [2018-11-18 12:54:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure fdim [2018-11-18 12:54:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure __fdim [2018-11-18 12:54:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure fmax [2018-11-18 12:54:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure __fmax [2018-11-18 12:54:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure fmin [2018-11-18 12:54:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure __fmin [2018-11-18 12:54:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify [2018-11-18 12:54:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit [2018-11-18 12:54:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure fma [2018-11-18 12:54:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure __fma [2018-11-18 12:54:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure scalb [2018-11-18 12:54:45,837 INFO L130 BoogieDeclarations]: Found specification of procedure __scalb [2018-11-18 12:54:45,837 INFO L130 BoogieDeclarations]: Found specification of procedure acosf [2018-11-18 12:54:45,837 INFO L130 BoogieDeclarations]: Found specification of procedure __acosf [2018-11-18 12:54:45,837 INFO L130 BoogieDeclarations]: Found specification of procedure asinf [2018-11-18 12:54:45,837 INFO L130 BoogieDeclarations]: Found specification of procedure __asinf [2018-11-18 12:54:45,837 INFO L130 BoogieDeclarations]: Found specification of procedure atanf [2018-11-18 12:54:45,837 INFO L130 BoogieDeclarations]: Found specification of procedure __atanf [2018-11-18 12:54:45,837 INFO L130 BoogieDeclarations]: Found specification of procedure atan2f [2018-11-18 12:54:45,837 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2f [2018-11-18 12:54:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure cosf [2018-11-18 12:54:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure __cosf [2018-11-18 12:54:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure sinf [2018-11-18 12:54:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure __sinf [2018-11-18 12:54:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure tanf [2018-11-18 12:54:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure __tanf [2018-11-18 12:54:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure coshf [2018-11-18 12:54:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure __coshf [2018-11-18 12:54:45,838 INFO L130 BoogieDeclarations]: Found specification of procedure sinhf [2018-11-18 12:54:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhf [2018-11-18 12:54:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure tanhf [2018-11-18 12:54:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhf [2018-11-18 12:54:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure acoshf [2018-11-18 12:54:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshf [2018-11-18 12:54:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure asinhf [2018-11-18 12:54:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhf [2018-11-18 12:54:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure atanhf [2018-11-18 12:54:45,839 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhf [2018-11-18 12:54:45,840 INFO L130 BoogieDeclarations]: Found specification of procedure expf [2018-11-18 12:54:45,840 INFO L130 BoogieDeclarations]: Found specification of procedure __expf [2018-11-18 12:54:45,840 INFO L130 BoogieDeclarations]: Found specification of procedure frexpf [2018-11-18 12:54:45,840 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpf [2018-11-18 12:54:45,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpf [2018-11-18 12:54:45,840 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpf [2018-11-18 12:54:45,840 INFO L130 BoogieDeclarations]: Found specification of procedure logf [2018-11-18 12:54:45,840 INFO L130 BoogieDeclarations]: Found specification of procedure __logf [2018-11-18 12:54:45,840 INFO L130 BoogieDeclarations]: Found specification of procedure log10f [2018-11-18 12:54:45,840 INFO L130 BoogieDeclarations]: Found specification of procedure __log10f [2018-11-18 12:54:45,841 INFO L130 BoogieDeclarations]: Found specification of procedure modff [2018-11-18 12:54:45,841 INFO L130 BoogieDeclarations]: Found specification of procedure __modff [2018-11-18 12:54:45,841 INFO L130 BoogieDeclarations]: Found specification of procedure expm1f [2018-11-18 12:54:45,841 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1f [2018-11-18 12:54:45,841 INFO L130 BoogieDeclarations]: Found specification of procedure log1pf [2018-11-18 12:54:45,841 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pf [2018-11-18 12:54:45,841 INFO L130 BoogieDeclarations]: Found specification of procedure logbf [2018-11-18 12:54:45,841 INFO L130 BoogieDeclarations]: Found specification of procedure __logbf [2018-11-18 12:54:45,841 INFO L130 BoogieDeclarations]: Found specification of procedure exp2f [2018-11-18 12:54:45,841 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2f [2018-11-18 12:54:45,842 INFO L130 BoogieDeclarations]: Found specification of procedure log2f [2018-11-18 12:54:45,842 INFO L130 BoogieDeclarations]: Found specification of procedure __log2f [2018-11-18 12:54:45,842 INFO L130 BoogieDeclarations]: Found specification of procedure powf [2018-11-18 12:54:45,842 INFO L130 BoogieDeclarations]: Found specification of procedure __powf [2018-11-18 12:54:45,842 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtf [2018-11-18 12:54:45,842 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtf [2018-11-18 12:54:45,842 INFO L130 BoogieDeclarations]: Found specification of procedure hypotf [2018-11-18 12:54:45,842 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotf [2018-11-18 12:54:45,842 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtf [2018-11-18 12:54:45,843 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtf [2018-11-18 12:54:45,843 INFO L130 BoogieDeclarations]: Found specification of procedure ceilf [2018-11-18 12:54:45,843 INFO L130 BoogieDeclarations]: Found specification of procedure __ceilf [2018-11-18 12:54:45,843 INFO L130 BoogieDeclarations]: Found specification of procedure fabsf [2018-11-18 12:54:45,843 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsf [2018-11-18 12:54:45,843 INFO L130 BoogieDeclarations]: Found specification of procedure floorf [2018-11-18 12:54:45,843 INFO L130 BoogieDeclarations]: Found specification of procedure __floorf [2018-11-18 12:54:45,843 INFO L130 BoogieDeclarations]: Found specification of procedure fmodf [2018-11-18 12:54:45,843 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodf [2018-11-18 12:54:45,843 INFO L130 BoogieDeclarations]: Found specification of procedure __isinff [2018-11-18 12:54:45,844 INFO L130 BoogieDeclarations]: Found specification of procedure __finitef [2018-11-18 12:54:45,844 INFO L130 BoogieDeclarations]: Found specification of procedure isinff [2018-11-18 12:54:45,844 INFO L130 BoogieDeclarations]: Found specification of procedure finitef [2018-11-18 12:54:45,844 INFO L130 BoogieDeclarations]: Found specification of procedure dremf [2018-11-18 12:54:45,844 INFO L130 BoogieDeclarations]: Found specification of procedure __dremf [2018-11-18 12:54:45,844 INFO L130 BoogieDeclarations]: Found specification of procedure significandf [2018-11-18 12:54:45,844 INFO L130 BoogieDeclarations]: Found specification of procedure __significandf [2018-11-18 12:54:45,844 INFO L130 BoogieDeclarations]: Found specification of procedure copysignf [2018-11-18 12:54:45,844 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignf [2018-11-18 12:54:45,844 INFO L130 BoogieDeclarations]: Found specification of procedure nanf [2018-11-18 12:54:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure __nanf [2018-11-18 12:54:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanf [2018-11-18 12:54:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure isnanf [2018-11-18 12:54:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure j0f [2018-11-18 12:54:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure __j0f [2018-11-18 12:54:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure j1f [2018-11-18 12:54:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure __j1f [2018-11-18 12:54:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure jnf [2018-11-18 12:54:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure __jnf [2018-11-18 12:54:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure y0f [2018-11-18 12:54:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure __y0f [2018-11-18 12:54:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure y1f [2018-11-18 12:54:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure __y1f [2018-11-18 12:54:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure ynf [2018-11-18 12:54:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure __ynf [2018-11-18 12:54:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure erff [2018-11-18 12:54:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure __erff [2018-11-18 12:54:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure erfcf [2018-11-18 12:54:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcf [2018-11-18 12:54:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf [2018-11-18 12:54:45,847 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf [2018-11-18 12:54:45,847 INFO L130 BoogieDeclarations]: Found specification of procedure tgammaf [2018-11-18 12:54:45,847 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammaf [2018-11-18 12:54:45,847 INFO L130 BoogieDeclarations]: Found specification of procedure gammaf [2018-11-18 12:54:45,847 INFO L130 BoogieDeclarations]: Found specification of procedure __gammaf [2018-11-18 12:54:45,847 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf_r [2018-11-18 12:54:45,847 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf_r [2018-11-18 12:54:45,847 INFO L130 BoogieDeclarations]: Found specification of procedure rintf [2018-11-18 12:54:45,847 INFO L130 BoogieDeclarations]: Found specification of procedure __rintf [2018-11-18 12:54:45,847 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterf [2018-11-18 12:54:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterf [2018-11-18 12:54:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardf [2018-11-18 12:54:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardf [2018-11-18 12:54:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure remainderf [2018-11-18 12:54:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderf [2018-11-18 12:54:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnf [2018-11-18 12:54:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnf [2018-11-18 12:54:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbf [2018-11-18 12:54:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbf [2018-11-18 12:54:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnf [2018-11-18 12:54:45,849 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnf [2018-11-18 12:54:45,849 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintf [2018-11-18 12:54:45,849 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintf [2018-11-18 12:54:45,849 INFO L130 BoogieDeclarations]: Found specification of procedure roundf [2018-11-18 12:54:45,849 INFO L130 BoogieDeclarations]: Found specification of procedure __roundf [2018-11-18 12:54:45,849 INFO L130 BoogieDeclarations]: Found specification of procedure truncf [2018-11-18 12:54:45,849 INFO L130 BoogieDeclarations]: Found specification of procedure __truncf [2018-11-18 12:54:45,849 INFO L130 BoogieDeclarations]: Found specification of procedure remquof [2018-11-18 12:54:45,849 INFO L130 BoogieDeclarations]: Found specification of procedure __remquof [2018-11-18 12:54:45,850 INFO L130 BoogieDeclarations]: Found specification of procedure lrintf [2018-11-18 12:54:45,850 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintf [2018-11-18 12:54:45,850 INFO L130 BoogieDeclarations]: Found specification of procedure llrintf [2018-11-18 12:54:45,850 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintf [2018-11-18 12:54:45,850 INFO L130 BoogieDeclarations]: Found specification of procedure lroundf [2018-11-18 12:54:45,850 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundf [2018-11-18 12:54:45,850 INFO L130 BoogieDeclarations]: Found specification of procedure llroundf [2018-11-18 12:54:45,850 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundf [2018-11-18 12:54:45,850 INFO L130 BoogieDeclarations]: Found specification of procedure fdimf [2018-11-18 12:54:45,850 INFO L130 BoogieDeclarations]: Found specification of procedure __fdimf [2018-11-18 12:54:45,850 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxf [2018-11-18 12:54:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxf [2018-11-18 12:54:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure fminf [2018-11-18 12:54:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure __fminf [2018-11-18 12:54:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyf [2018-11-18 12:54:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitf [2018-11-18 12:54:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure fmaf [2018-11-18 12:54:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaf [2018-11-18 12:54:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure scalbf [2018-11-18 12:54:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbf [2018-11-18 12:54:45,851 INFO L130 BoogieDeclarations]: Found specification of procedure acosl [2018-11-18 12:54:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure __acosl [2018-11-18 12:54:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure asinl [2018-11-18 12:54:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure __asinl [2018-11-18 12:54:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure atanl [2018-11-18 12:54:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure __atanl [2018-11-18 12:54:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure atan2l [2018-11-18 12:54:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2l [2018-11-18 12:54:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure cosl [2018-11-18 12:54:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure __cosl [2018-11-18 12:54:45,852 INFO L130 BoogieDeclarations]: Found specification of procedure sinl [2018-11-18 12:54:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure __sinl [2018-11-18 12:54:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure tanl [2018-11-18 12:54:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure __tanl [2018-11-18 12:54:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure coshl [2018-11-18 12:54:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure __coshl [2018-11-18 12:54:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure sinhl [2018-11-18 12:54:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhl [2018-11-18 12:54:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure tanhl [2018-11-18 12:54:45,853 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhl [2018-11-18 12:54:45,854 INFO L130 BoogieDeclarations]: Found specification of procedure acoshl [2018-11-18 12:54:45,854 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshl [2018-11-18 12:54:45,854 INFO L130 BoogieDeclarations]: Found specification of procedure asinhl [2018-11-18 12:54:45,854 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhl [2018-11-18 12:54:45,854 INFO L130 BoogieDeclarations]: Found specification of procedure atanhl [2018-11-18 12:54:45,854 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhl [2018-11-18 12:54:45,854 INFO L130 BoogieDeclarations]: Found specification of procedure expl [2018-11-18 12:54:45,854 INFO L130 BoogieDeclarations]: Found specification of procedure __expl [2018-11-18 12:54:45,854 INFO L130 BoogieDeclarations]: Found specification of procedure frexpl [2018-11-18 12:54:45,855 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpl [2018-11-18 12:54:45,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpl [2018-11-18 12:54:45,855 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpl [2018-11-18 12:54:45,855 INFO L130 BoogieDeclarations]: Found specification of procedure logl [2018-11-18 12:54:45,855 INFO L130 BoogieDeclarations]: Found specification of procedure __logl [2018-11-18 12:54:45,855 INFO L130 BoogieDeclarations]: Found specification of procedure log10l [2018-11-18 12:54:45,855 INFO L130 BoogieDeclarations]: Found specification of procedure __log10l [2018-11-18 12:54:45,855 INFO L130 BoogieDeclarations]: Found specification of procedure modfl [2018-11-18 12:54:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure __modfl [2018-11-18 12:54:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure expm1l [2018-11-18 12:54:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1l [2018-11-18 12:54:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure log1pl [2018-11-18 12:54:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pl [2018-11-18 12:54:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure logbl [2018-11-18 12:54:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure __logbl [2018-11-18 12:54:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure exp2l [2018-11-18 12:54:45,856 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2l [2018-11-18 12:54:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure log2l [2018-11-18 12:54:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure __log2l [2018-11-18 12:54:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure powl [2018-11-18 12:54:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure __powl [2018-11-18 12:54:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtl [2018-11-18 12:54:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtl [2018-11-18 12:54:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure hypotl [2018-11-18 12:54:45,857 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotl [2018-11-18 12:54:45,858 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtl [2018-11-18 12:54:45,858 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtl [2018-11-18 12:54:45,858 INFO L130 BoogieDeclarations]: Found specification of procedure ceill [2018-11-18 12:54:45,858 INFO L130 BoogieDeclarations]: Found specification of procedure __ceill [2018-11-18 12:54:45,858 INFO L130 BoogieDeclarations]: Found specification of procedure fabsl [2018-11-18 12:54:45,858 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsl [2018-11-18 12:54:45,858 INFO L130 BoogieDeclarations]: Found specification of procedure floorl [2018-11-18 12:54:45,858 INFO L130 BoogieDeclarations]: Found specification of procedure __floorl [2018-11-18 12:54:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure fmodl [2018-11-18 12:54:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodl [2018-11-18 12:54:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure __isinfl [2018-11-18 12:54:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure __finitel [2018-11-18 12:54:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure isinfl [2018-11-18 12:54:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure finitel [2018-11-18 12:54:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure dreml [2018-11-18 12:54:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure __dreml [2018-11-18 12:54:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure significandl [2018-11-18 12:54:45,859 INFO L130 BoogieDeclarations]: Found specification of procedure __significandl [2018-11-18 12:54:45,860 INFO L130 BoogieDeclarations]: Found specification of procedure copysignl [2018-11-18 12:54:45,860 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignl [2018-11-18 12:54:45,860 INFO L130 BoogieDeclarations]: Found specification of procedure nanl [2018-11-18 12:54:45,860 INFO L130 BoogieDeclarations]: Found specification of procedure __nanl [2018-11-18 12:54:45,860 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanl [2018-11-18 12:54:45,860 INFO L130 BoogieDeclarations]: Found specification of procedure isnanl [2018-11-18 12:54:45,860 INFO L130 BoogieDeclarations]: Found specification of procedure j0l [2018-11-18 12:54:45,860 INFO L130 BoogieDeclarations]: Found specification of procedure __j0l [2018-11-18 12:54:45,860 INFO L130 BoogieDeclarations]: Found specification of procedure j1l [2018-11-18 12:54:45,860 INFO L130 BoogieDeclarations]: Found specification of procedure __j1l [2018-11-18 12:54:45,861 INFO L130 BoogieDeclarations]: Found specification of procedure jnl [2018-11-18 12:54:45,861 INFO L130 BoogieDeclarations]: Found specification of procedure __jnl [2018-11-18 12:54:45,861 INFO L130 BoogieDeclarations]: Found specification of procedure y0l [2018-11-18 12:54:45,861 INFO L130 BoogieDeclarations]: Found specification of procedure __y0l [2018-11-18 12:54:45,861 INFO L130 BoogieDeclarations]: Found specification of procedure y1l [2018-11-18 12:54:45,861 INFO L130 BoogieDeclarations]: Found specification of procedure __y1l [2018-11-18 12:54:45,861 INFO L130 BoogieDeclarations]: Found specification of procedure ynl [2018-11-18 12:54:45,861 INFO L130 BoogieDeclarations]: Found specification of procedure __ynl [2018-11-18 12:54:45,861 INFO L130 BoogieDeclarations]: Found specification of procedure erfl [2018-11-18 12:54:45,861 INFO L130 BoogieDeclarations]: Found specification of procedure __erfl [2018-11-18 12:54:45,862 INFO L130 BoogieDeclarations]: Found specification of procedure erfcl [2018-11-18 12:54:45,862 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcl [2018-11-18 12:54:45,862 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal [2018-11-18 12:54:45,862 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal [2018-11-18 12:54:45,862 INFO L130 BoogieDeclarations]: Found specification of procedure tgammal [2018-11-18 12:54:45,862 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammal [2018-11-18 12:54:45,862 INFO L130 BoogieDeclarations]: Found specification of procedure gammal [2018-11-18 12:54:45,862 INFO L130 BoogieDeclarations]: Found specification of procedure __gammal [2018-11-18 12:54:45,862 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal_r [2018-11-18 12:54:45,863 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal_r [2018-11-18 12:54:45,863 INFO L130 BoogieDeclarations]: Found specification of procedure rintl [2018-11-18 12:54:45,863 INFO L130 BoogieDeclarations]: Found specification of procedure __rintl [2018-11-18 12:54:45,863 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterl [2018-11-18 12:54:45,863 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterl [2018-11-18 12:54:45,863 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardl [2018-11-18 12:54:45,863 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardl [2018-11-18 12:54:45,863 INFO L130 BoogieDeclarations]: Found specification of procedure remainderl [2018-11-18 12:54:45,863 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderl [2018-11-18 12:54:45,863 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnl [2018-11-18 12:54:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnl [2018-11-18 12:54:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbl [2018-11-18 12:54:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbl [2018-11-18 12:54:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnl [2018-11-18 12:54:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnl [2018-11-18 12:54:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintl [2018-11-18 12:54:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintl [2018-11-18 12:54:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure roundl [2018-11-18 12:54:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure __roundl [2018-11-18 12:54:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure truncl [2018-11-18 12:54:45,864 INFO L130 BoogieDeclarations]: Found specification of procedure __truncl [2018-11-18 12:54:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure remquol [2018-11-18 12:54:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure __remquol [2018-11-18 12:54:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure lrintl [2018-11-18 12:54:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintl [2018-11-18 12:54:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure llrintl [2018-11-18 12:54:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintl [2018-11-18 12:54:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure lroundl [2018-11-18 12:54:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundl [2018-11-18 12:54:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure llroundl [2018-11-18 12:54:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundl [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure fdiml [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure __fdiml [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxl [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxl [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure fminl [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure __fminl [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyl [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitl [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure fmal [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure __fmal [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure scalbl [2018-11-18 12:54:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbl [2018-11-18 12:54:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure matherr [2018-11-18 12:54:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure inductiveStepHunt [2018-11-18 12:54:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure simplifiedInductiveStepHunt [2018-11-18 12:54:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:54:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:54:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:54:48,516 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:54:48,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:54:48 BoogieIcfgContainer [2018-11-18 12:54:48,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:54:48,517 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:54:48,517 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:54:48,518 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:54:48,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:54:45" (1/3) ... [2018-11-18 12:54:48,519 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b69a943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:54:48, skipping insertion in model container [2018-11-18 12:54:48,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:54:45" (2/3) ... [2018-11-18 12:54:48,519 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b69a943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:54:48, skipping insertion in model container [2018-11-18 12:54:48,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:54:48" (3/3) ... [2018-11-18 12:54:48,520 INFO L112 eAbstractionObserver]: Analyzing ICFG float-div1_true-unreach-call.i [2018-11-18 12:54:48,526 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:54:48,530 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-11-18 12:54:48,539 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-11-18 12:54:48,561 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:54:48,561 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:54:48,561 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:54:48,562 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:54:48,562 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:54:48,562 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:54:48,562 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:54:48,562 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:54:48,562 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:54:48,571 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2018-11-18 12:54:48,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 12:54:48,574 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:54:48,575 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:54:48,576 INFO L423 AbstractCegarLoop]: === Iteration 1 === [inductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION, simplifiedInductiveStepHuntErr1ASSERT_VIOLATIONERROR_FUNCTION, simplifiedInductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:54:48,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:54:48,580 INFO L82 PathProgramCache]: Analyzing trace with hash 1202390843, now seen corresponding path program 1 times [2018-11-18 12:54:48,582 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:54:48,583 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/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 [2018-11-18 12:54:48,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:54:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:54:49,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:54:51,184 WARN L832 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_4 (_ FloatingPoint 8 24))) (and (= (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse0 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_4 (fp.div roundNearestTiesToEven .cse0 v_prenex_4)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) c_inductiveStepHunt_~oneAfter~0) (fp.lt ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)) v_prenex_4) (not (fp.isNaN v_prenex_4)) (fp.isNormal v_prenex_4) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_4) (not (fp.isInfinite v_prenex_4)))) (exists ((v_prenex_5 (_ FloatingPoint 8 24))) (and (not (fp.isInfinite v_prenex_5)) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_5) (fp.isNormal v_prenex_5) (= (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse1 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_5 (fp.div roundNearestTiesToEven .cse1 v_prenex_5)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) c_inductiveStepHunt_~oneAfter~0) (not (fp.isSubnormal v_prenex_5)) (fp.lt ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)) v_prenex_5) (not (fp.isNaN v_prenex_5)))) (exists ((v_prenex_3 (_ FloatingPoint 8 24))) (and (not (fp.isInfinite v_prenex_3)) (not (fp.isNaN v_prenex_3)) (= c_inductiveStepHunt_~oneAfter~0 (let ((.cse2 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse2 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_3 (fp.div roundNearestTiesToEven .cse2 v_prenex_3)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32)))))) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_3) (fp.lt ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)) v_prenex_3) (fp.isNormal v_prenex_3))) (exists ((v_prenex_2 (_ FloatingPoint 8 24))) (and (fp.lt ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)) v_prenex_2) (not (fp.isNaN v_prenex_2)) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_2) (fp.isSubnormal v_prenex_2) (not (fp.isInfinite v_prenex_2)) (= (let ((.cse3 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse3 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_2 (fp.div roundNearestTiesToEven .cse3 v_prenex_2)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) c_inductiveStepHunt_~oneAfter~0) (fp.isNormal v_prenex_2)))) is different from false [2018-11-18 12:54:53,270 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_4 (_ FloatingPoint 8 24))) (and (= (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse0 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_4 (fp.div roundNearestTiesToEven .cse0 v_prenex_4)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) c_inductiveStepHunt_~oneAfter~0) (fp.lt ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)) v_prenex_4) (not (fp.isNaN v_prenex_4)) (fp.isNormal v_prenex_4) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_4) (not (fp.isInfinite v_prenex_4)))) (exists ((v_prenex_5 (_ FloatingPoint 8 24))) (and (not (fp.isInfinite v_prenex_5)) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_5) (fp.isNormal v_prenex_5) (= (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse1 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_5 (fp.div roundNearestTiesToEven .cse1 v_prenex_5)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) c_inductiveStepHunt_~oneAfter~0) (not (fp.isSubnormal v_prenex_5)) (fp.lt ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)) v_prenex_5) (not (fp.isNaN v_prenex_5)))) (exists ((v_prenex_3 (_ FloatingPoint 8 24))) (and (not (fp.isInfinite v_prenex_3)) (not (fp.isNaN v_prenex_3)) (= c_inductiveStepHunt_~oneAfter~0 (let ((.cse2 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse2 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_3 (fp.div roundNearestTiesToEven .cse2 v_prenex_3)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32)))))) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_3) (fp.lt ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)) v_prenex_3) (fp.isNormal v_prenex_3))) (exists ((v_prenex_2 (_ FloatingPoint 8 24))) (and (fp.lt ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)) v_prenex_2) (not (fp.isNaN v_prenex_2)) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_2) (fp.isSubnormal v_prenex_2) (not (fp.isInfinite v_prenex_2)) (= (let ((.cse3 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse3 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_2 (fp.div roundNearestTiesToEven .cse3 v_prenex_2)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) c_inductiveStepHunt_~oneAfter~0) (fp.isNormal v_prenex_2)))) is different from true [2018-11-18 12:55:10,282 WARN L832 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_4 (_ FloatingPoint 8 24))) (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)))) (and (fp.lt .cse0 v_prenex_4) (not (fp.isNaN v_prenex_4)) (fp.isNormal v_prenex_4) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_4) (not (fp.isInfinite v_prenex_4)) (not (fp.gt (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse1 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_4 (fp.div roundNearestTiesToEven .cse1 v_prenex_4)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) .cse0))))) (exists ((v_prenex_5 (_ FloatingPoint 8 24))) (let ((.cse2 ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)))) (and (not (fp.isInfinite v_prenex_5)) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_5) (fp.isNormal v_prenex_5) (not (fp.isSubnormal v_prenex_5)) (fp.lt .cse2 v_prenex_5) (not (fp.gt (let ((.cse3 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse3 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_5 (fp.div roundNearestTiesToEven .cse3 v_prenex_5)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) .cse2)) (not (fp.isNaN v_prenex_5))))) (exists ((v_prenex_3 (_ FloatingPoint 8 24))) (let ((.cse4 ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)))) (and (not (fp.isInfinite v_prenex_3)) (not (fp.isNaN v_prenex_3)) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_3) (fp.lt .cse4 v_prenex_3) (fp.isNormal v_prenex_3) (not (fp.gt (let ((.cse5 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse5 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_3 (fp.div roundNearestTiesToEven .cse5 v_prenex_3)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) .cse4)))))) is different from false [2018-11-18 12:55:12,354 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_4 (_ FloatingPoint 8 24))) (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)))) (and (fp.lt .cse0 v_prenex_4) (not (fp.isNaN v_prenex_4)) (fp.isNormal v_prenex_4) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_4) (not (fp.isInfinite v_prenex_4)) (not (fp.gt (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse1 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_4 (fp.div roundNearestTiesToEven .cse1 v_prenex_4)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) .cse0))))) (exists ((v_prenex_5 (_ FloatingPoint 8 24))) (let ((.cse2 ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)))) (and (not (fp.isInfinite v_prenex_5)) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_5) (fp.isNormal v_prenex_5) (not (fp.isSubnormal v_prenex_5)) (fp.lt .cse2 v_prenex_5) (not (fp.gt (let ((.cse3 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse3 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_5 (fp.div roundNearestTiesToEven .cse3 v_prenex_5)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) .cse2)) (not (fp.isNaN v_prenex_5))))) (exists ((v_prenex_3 (_ FloatingPoint 8 24))) (let ((.cse4 ((_ to_fp 8 24) roundNearestTiesToEven (_ bv0 32)))) (and (not (fp.isInfinite v_prenex_3)) (not (fp.isNaN v_prenex_3)) (fp.leq ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 85070591730234615865843651857942052864.0)) v_prenex_3) (fp.lt .cse4 v_prenex_3) (fp.isNormal v_prenex_3) (not (fp.gt (let ((.cse5 ((_ to_fp 8 24) roundNearestTiesToEven (/ 16777215.0 67108864.0)))) (fp.div roundNearestTiesToEven .cse5 (fp.div roundNearestTiesToEven (fp.add roundNearestTiesToEven v_prenex_3 (fp.div roundNearestTiesToEven .cse5 v_prenex_3)) ((_ to_fp 8 24) roundNearestTiesToEven (_ bv2 32))))) .cse4)))))) is different from true [2018-11-18 12:55:12,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:55:12,359 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:55:12,370 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:55:12,370 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:55:12,373 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 12:55:12,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 12:55:12,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=1, Unknown=4, NotChecked=2, Total=12 [2018-11-18 12:55:12,382 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 4 states. [2018-11-18 12:55:12,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:55:12,396 INFO L93 Difference]: Finished difference Result 42 states and 46 transitions. [2018-11-18 12:55:12,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 12:55:12,396 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-11-18 12:55:12,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:55:12,402 INFO L225 Difference]: With dead ends: 42 [2018-11-18 12:55:12,402 INFO L226 Difference]: Without dead ends: 16 [2018-11-18 12:55:12,404 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=5, Invalid=1, Unknown=4, NotChecked=2, Total=12 [2018-11-18 12:55:12,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2018-11-18 12:55:12,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2018-11-18 12:55:12,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-11-18 12:55:12,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2018-11-18 12:55:12,424 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 9 [2018-11-18 12:55:12,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:55:12,424 INFO L480 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2018-11-18 12:55:12,424 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 12:55:12,424 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-11-18 12:55:12,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 12:55:12,425 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:55:12,425 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:55:12,425 INFO L423 AbstractCegarLoop]: === Iteration 2 === [inductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION, simplifiedInductiveStepHuntErr1ASSERT_VIOLATIONERROR_FUNCTION, simplifiedInductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:55:12,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:55:12,425 INFO L82 PathProgramCache]: Analyzing trace with hash 52417829, now seen corresponding path program 1 times [2018-11-18 12:55:12,425 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:55:12,425 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/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 [2018-11-18 12:55:12,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:55:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:55:12,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:55:13,933 WARN L180 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 12:55:14,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:55:14,122 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:55:14,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:55:14,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:55:14,135 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:55:14,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:55:14,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:55:14,135 INFO L87 Difference]: Start difference. First operand 16 states and 15 transitions. Second operand 3 states. [2018-11-18 12:55:14,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:55:14,137 INFO L93 Difference]: Finished difference Result 16 states and 15 transitions. [2018-11-18 12:55:14,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:55:14,137 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2018-11-18 12:55:14,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:55:14,137 INFO L225 Difference]: With dead ends: 16 [2018-11-18 12:55:14,138 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:55:14,138 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:55:14,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:55:14,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:55:14,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:55:14,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:55:14,139 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2018-11-18 12:55:14,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:55:14,139 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:55:14,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:55:14,139 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:55:14,139 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:55:14,147 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:55:14,184 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-18 12:55:14,185 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:55:14,185 INFO L425 ceAbstractionStarter]: For program point L370-1(line 370) no Hoare annotation was computed. [2018-11-18 12:55:14,185 INFO L425 ceAbstractionStarter]: For program point L370-3(lines 363 371) no Hoare annotation was computed. [2018-11-18 12:55:14,185 INFO L428 ceAbstractionStarter]: At program point inductiveStepHuntENTRY(lines 363 371) the Hoare annotation is: true [2018-11-18 12:55:14,185 INFO L425 ceAbstractionStarter]: For program point inductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION(line 370) no Hoare annotation was computed. [2018-11-18 12:55:14,185 INFO L425 ceAbstractionStarter]: For program point inductiveStepHuntEXIT(lines 363 371) no Hoare annotation was computed. [2018-11-18 12:55:14,185 INFO L425 ceAbstractionStarter]: For program point L370(line 370) no Hoare annotation was computed. [2018-11-18 12:55:14,185 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:55:14,185 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 12:55:14,185 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:55:14,185 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:55:14,185 INFO L425 ceAbstractionStarter]: For program point L384(line 384) no Hoare annotation was computed. [2018-11-18 12:55:14,185 INFO L428 ceAbstractionStarter]: At program point L383(line 383) the Hoare annotation is: true [2018-11-18 12:55:14,186 INFO L428 ceAbstractionStarter]: At program point L383-1(line 383) the Hoare annotation is: true [2018-11-18 12:55:14,186 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 380 386) the Hoare annotation is: true [2018-11-18 12:55:14,186 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 380 386) no Hoare annotation was computed. [2018-11-18 12:55:14,186 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 380 386) no Hoare annotation was computed. [2018-11-18 12:55:14,186 INFO L425 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2018-11-18 12:55:14,186 INFO L425 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2018-11-18 12:55:14,186 INFO L425 ceAbstractionStarter]: For program point L377-1(line 377) no Hoare annotation was computed. [2018-11-18 12:55:14,186 INFO L425 ceAbstractionStarter]: For program point L378-2(lines 372 379) no Hoare annotation was computed. [2018-11-18 12:55:14,186 INFO L425 ceAbstractionStarter]: For program point simplifiedInductiveStepHuntErr1ASSERT_VIOLATIONERROR_FUNCTION(line 378) no Hoare annotation was computed. [2018-11-18 12:55:14,186 INFO L425 ceAbstractionStarter]: For program point L377-3(lines 373 379) no Hoare annotation was computed. [2018-11-18 12:55:14,186 INFO L425 ceAbstractionStarter]: For program point simplifiedInductiveStepHuntEXIT(lines 372 379) no Hoare annotation was computed. [2018-11-18 12:55:14,186 INFO L425 ceAbstractionStarter]: For program point simplifiedInductiveStepHuntErr0ASSERT_VIOLATIONERROR_FUNCTION(line 377) no Hoare annotation was computed. [2018-11-18 12:55:14,186 INFO L428 ceAbstractionStarter]: At program point simplifiedInductiveStepHuntENTRY(lines 372 379) the Hoare annotation is: true [2018-11-18 12:55:14,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:55:14 BoogieIcfgContainer [2018-11-18 12:55:14,188 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:55:14,188 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:55:14,188 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:55:14,188 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:55:14,188 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:54:48" (3/4) ... [2018-11-18 12:55:14,191 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:55:14,195 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:55:14,195 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure inductiveStepHunt [2018-11-18 12:55:14,195 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:55:14,195 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure simplifiedInductiveStepHunt [2018-11-18 12:55:14,198 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-18 12:55:14,198 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 12:55:14,198 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 12:55:14,225 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9dd98057-223a-4f57-91b8-f2f70555f7f6/bin-2019/uautomizer/witness.graphml [2018-11-18 12:55:14,225 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:55:14,226 INFO L168 Benchmark]: Toolchain (without parser) took 29149.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 946.5 MB in the beginning and 967.4 MB in the end (delta: -20.9 MB). Peak memory consumption was 84.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:55:14,226 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:55:14,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 606.13 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 833.8 MB in the end (delta: 112.8 MB). Peak memory consumption was 112.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:55:14,227 INFO L168 Benchmark]: Boogie Preprocessor took 94.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 833.8 MB in the beginning and 1.1 GB in the end (delta: -265.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:55:14,227 INFO L168 Benchmark]: RCFGBuilder took 2737.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:55:14,227 INFO L168 Benchmark]: TraceAbstraction took 25671.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 973.4 MB in the end (delta: 49.4 MB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:55:14,228 INFO L168 Benchmark]: Witness Printer took 37.00 ms. Allocated memory is still 1.1 GB. Free memory was 973.4 MB in the beginning and 967.4 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:55:14,230 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 606.13 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 833.8 MB in the end (delta: 112.8 MB). Peak memory consumption was 112.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 833.8 MB in the beginning and 1.1 GB in the end (delta: -265.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2737.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 25671.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 973.4 MB in the end (delta: 49.4 MB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. * Witness Printer took 37.00 ms. Allocated memory is still 1.1 GB. Free memory was 973.4 MB in the beginning and 967.4 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 370]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 378]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 377]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 27 locations, 3 error locations. SAFE Result, 25.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 34 SDtfs, 0 SDslu, 11 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 9 PreInvPairs, 10 NumberOfFragments, 8 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 24.5s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 22 ConstructedInterpolants, 4 QuantifiedInterpolants, 3224 SizeOfPredicates, 8 NumberOfNonLiveVariables, 55 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...