/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/floats-cbmc-regression/float-no-simp8_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-no-simp8_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 89d4ebbdb94875553cd06d49914ce211c6614dad ............................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-no-simp8_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 89d4ebbdb94875553cd06d49914ce211c6614dad .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 13:46:02,983 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:46:02,985 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:46:02,998 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:46:02,998 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:46:02,999 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:46:03,001 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:46:03,003 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:46:03,005 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:46:03,006 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:46:03,007 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:46:03,008 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:46:03,009 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:46:03,010 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:46:03,012 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:46:03,013 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:46:03,014 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:46:03,016 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:46:03,019 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:46:03,021 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:46:03,022 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:46:03,024 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:46:03,027 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:46:03,027 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:46:03,027 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:46:03,029 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:46:03,030 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:46:03,031 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:46:03,032 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:46:03,034 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:46:03,034 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:46:03,035 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:46:03,035 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:46:03,035 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:46:03,037 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:46:03,038 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:46:03,039 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 13:46:03,056 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:46:03,056 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:46:03,057 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:46:03,057 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:46:03,058 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:46:03,058 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:46:03,059 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:46:03,059 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:46:03,060 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:46:03,060 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 13:46:03,060 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:46:03,060 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:46:03,061 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:46:03,061 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:46:03,061 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:46:03,062 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:46:03,063 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:46:03,063 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:46:03,063 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:46:03,063 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:46:03,064 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:46:03,064 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:46:03,064 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:46:03,065 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:46:03,065 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:46:03,066 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:46:03,066 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 13:46:03,066 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:46:03,066 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 13:46:03,067 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 89d4ebbdb94875553cd06d49914ce211c6614dad [2018-09-20 13:46:03,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:46:03,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:46:03,135 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:46:03,136 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:46:03,137 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:46:03,137 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-no-simp8_true-unreach-call.i [2018-09-20 13:46:03,430 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/081245730/cdd045f406cb44c3a9c7bb5548cf1efb/FLAGe264f4b1e [2018-09-20 13:46:03,874 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:46:03,875 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-no-simp8_true-unreach-call.i [2018-09-20 13:46:03,896 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/081245730/cdd045f406cb44c3a9c7bb5548cf1efb/FLAGe264f4b1e [2018-09-20 13:46:03,923 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/081245730/cdd045f406cb44c3a9c7bb5548cf1efb [2018-09-20 13:46:03,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:46:03,937 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:46:03,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:46:03,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:46:03,949 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:46:03,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:46:03" (1/1) ... [2018-09-20 13:46:03,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ffc91d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:03, skipping insertion in model container [2018-09-20 13:46:03,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:46:03" (1/1) ... [2018-09-20 13:46:03,968 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:46:04,295 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: signbit at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:893) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:976) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:160) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1549) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:325) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:723) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:331) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:724) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:331) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:352) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1716) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:278) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:339) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1573) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3980) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2445) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:183) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.preRun(MainDispatcher.java:348) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.Dispatcher.run(Dispatcher.java:220) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.doTranslation(CACSL2BoogieTranslatorObserver.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:152) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-20 13:46:04,304 INFO L168 Benchmark]: Toolchain (without parser) took 373.37 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:04,307 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:46:04,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.49 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:04,311 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 363.49 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 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: signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:893) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 13:46:06,497 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 13:46:06,499 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 13:46:06,512 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 13:46:06,513 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 13:46:06,514 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 13:46:06,516 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 13:46:06,517 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 13:46:06,519 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 13:46:06,520 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 13:46:06,521 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 13:46:06,522 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 13:46:06,523 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 13:46:06,524 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 13:46:06,525 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 13:46:06,526 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 13:46:06,527 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 13:46:06,530 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 13:46:06,536 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 13:46:06,537 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 13:46:06,541 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 13:46:06,542 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 13:46:06,545 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 13:46:06,545 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 13:46:06,546 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 13:46:06,549 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 13:46:06,551 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 13:46:06,552 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 13:46:06,553 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 13:46:06,554 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 13:46:06,554 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 13:46:06,557 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 13:46:06,557 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 13:46:06,558 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 13:46:06,559 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 13:46:06,561 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 13:46:06,561 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 13:46:06,593 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 13:46:06,593 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 13:46:06,595 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 13:46:06,595 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 13:46:06,599 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 13:46:06,599 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 13:46:06,599 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 13:46:06,599 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 13:46:06,599 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 13:46:06,600 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 13:46:06,600 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 13:46:06,600 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 13:46:06,600 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 13:46:06,600 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 13:46:06,602 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 13:46:06,602 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 13:46:06,602 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 13:46:06,602 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 13:46:06,602 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 13:46:06,602 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 13:46:06,603 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 13:46:06,603 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 13:46:06,603 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 13:46:06,603 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 13:46:06,604 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 13:46:06,605 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 13:46:06,605 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 13:46:06,605 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 13:46:06,605 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 13:46:06,605 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 13:46:06,606 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 13:46:06,606 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 89d4ebbdb94875553cd06d49914ce211c6614dad [2018-09-20 13:46:06,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 13:46:06,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 13:46:06,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 13:46:06,691 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 13:46:06,691 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 13:46:06,692 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-no-simp8_true-unreach-call.i [2018-09-20 13:46:07,076 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f1a302a9/9d22772962374fcaa816ac04ae992871/FLAG5a78f2169 [2018-09-20 13:46:07,301 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 13:46:07,302 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-no-simp8_true-unreach-call.i [2018-09-20 13:46:07,322 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f1a302a9/9d22772962374fcaa816ac04ae992871/FLAG5a78f2169 [2018-09-20 13:46:07,339 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f1a302a9/9d22772962374fcaa816ac04ae992871 [2018-09-20 13:46:07,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 13:46:07,346 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 13:46:07,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 13:46:07,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 13:46:07,355 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 13:46:07,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:46:07" (1/1) ... [2018-09-20 13:46:07,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d64f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:07, skipping insertion in model container [2018-09-20 13:46:07,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:46:07" (1/1) ... [2018-09-20 13:46:07,372 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 13:46:07,805 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:46:07,829 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 13:46:07,874 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 13:46:08,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:08 WrapperNode [2018-09-20 13:46:08,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 13:46:08,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 13:46:08,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 13:46:08,235 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 13:46:08,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:08" (1/1) ... [2018-09-20 13:46:08,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:08" (1/1) ... [2018-09-20 13:46:08,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:08" (1/1) ... [2018-09-20 13:46:08,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:08" (1/1) ... [2018-09-20 13:46:08,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:08" (1/1) ... [2018-09-20 13:46:08,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:08" (1/1) ... [2018-09-20 13:46:08,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:08" (1/1) ... [2018-09-20 13:46:08,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 13:46:08,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 13:46:08,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 13:46:08,359 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 13:46:08,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 13:46:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 13:46:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 13:46:08,525 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 13:46:08,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 13:46:08,525 INFO L130 BoogieDeclarations]: Found specification of procedure acos [2018-09-20 13:46:08,525 INFO L130 BoogieDeclarations]: Found specification of procedure __acos [2018-09-20 13:46:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure asin [2018-09-20 13:46:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure __asin [2018-09-20 13:46:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure atan [2018-09-20 13:46:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure __atan [2018-09-20 13:46:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure atan2 [2018-09-20 13:46:08,526 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2 [2018-09-20 13:46:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure cos [2018-09-20 13:46:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure __cos [2018-09-20 13:46:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure sin [2018-09-20 13:46:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure __sin [2018-09-20 13:46:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure tan [2018-09-20 13:46:08,527 INFO L130 BoogieDeclarations]: Found specification of procedure __tan [2018-09-20 13:46:08,528 INFO L130 BoogieDeclarations]: Found specification of procedure cosh [2018-09-20 13:46:08,528 INFO L130 BoogieDeclarations]: Found specification of procedure __cosh [2018-09-20 13:46:08,530 INFO L130 BoogieDeclarations]: Found specification of procedure sinh [2018-09-20 13:46:08,530 INFO L130 BoogieDeclarations]: Found specification of procedure __sinh [2018-09-20 13:46:08,530 INFO L130 BoogieDeclarations]: Found specification of procedure tanh [2018-09-20 13:46:08,531 INFO L130 BoogieDeclarations]: Found specification of procedure __tanh [2018-09-20 13:46:08,531 INFO L130 BoogieDeclarations]: Found specification of procedure acosh [2018-09-20 13:46:08,531 INFO L130 BoogieDeclarations]: Found specification of procedure __acosh [2018-09-20 13:46:08,531 INFO L130 BoogieDeclarations]: Found specification of procedure asinh [2018-09-20 13:46:08,531 INFO L130 BoogieDeclarations]: Found specification of procedure __asinh [2018-09-20 13:46:08,531 INFO L130 BoogieDeclarations]: Found specification of procedure atanh [2018-09-20 13:46:08,531 INFO L130 BoogieDeclarations]: Found specification of procedure __atanh [2018-09-20 13:46:08,532 INFO L130 BoogieDeclarations]: Found specification of procedure exp [2018-09-20 13:46:08,532 INFO L130 BoogieDeclarations]: Found specification of procedure __exp [2018-09-20 13:46:08,532 INFO L130 BoogieDeclarations]: Found specification of procedure frexp [2018-09-20 13:46:08,532 INFO L130 BoogieDeclarations]: Found specification of procedure __frexp [2018-09-20 13:46:08,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldexp [2018-09-20 13:46:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexp [2018-09-20 13:46:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure log [2018-09-20 13:46:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure __log [2018-09-20 13:46:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure log10 [2018-09-20 13:46:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure __log10 [2018-09-20 13:46:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure modf [2018-09-20 13:46:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure __modf [2018-09-20 13:46:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure expm1 [2018-09-20 13:46:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1 [2018-09-20 13:46:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure log1p [2018-09-20 13:46:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure __log1p [2018-09-20 13:46:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure logb [2018-09-20 13:46:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure __logb [2018-09-20 13:46:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure exp2 [2018-09-20 13:46:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2 [2018-09-20 13:46:08,537 INFO L130 BoogieDeclarations]: Found specification of procedure log2 [2018-09-20 13:46:08,538 INFO L130 BoogieDeclarations]: Found specification of procedure __log2 [2018-09-20 13:46:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure pow [2018-09-20 13:46:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure __pow [2018-09-20 13:46:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure sqrt [2018-09-20 13:46:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrt [2018-09-20 13:46:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure hypot [2018-09-20 13:46:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure __hypot [2018-09-20 13:46:08,539 INFO L130 BoogieDeclarations]: Found specification of procedure cbrt [2018-09-20 13:46:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrt [2018-09-20 13:46:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure ceil [2018-09-20 13:46:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure __ceil [2018-09-20 13:46:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure fabs [2018-09-20 13:46:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure __fabs [2018-09-20 13:46:08,540 INFO L130 BoogieDeclarations]: Found specification of procedure floor [2018-09-20 13:46:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure __floor [2018-09-20 13:46:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure fmod [2018-09-20 13:46:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure __fmod [2018-09-20 13:46:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure __isinf [2018-09-20 13:46:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure __finite [2018-09-20 13:46:08,542 INFO L130 BoogieDeclarations]: Found specification of procedure isinf [2018-09-20 13:46:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure finite [2018-09-20 13:46:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure drem [2018-09-20 13:46:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure __drem [2018-09-20 13:46:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure significand [2018-09-20 13:46:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure __significand [2018-09-20 13:46:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure copysign [2018-09-20 13:46:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure __copysign [2018-09-20 13:46:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure nan [2018-09-20 13:46:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure __nan [2018-09-20 13:46:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure __isnan [2018-09-20 13:46:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure isnan [2018-09-20 13:46:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure j0 [2018-09-20 13:46:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure __j0 [2018-09-20 13:46:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure j1 [2018-09-20 13:46:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure __j1 [2018-09-20 13:46:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure jn [2018-09-20 13:46:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure __jn [2018-09-20 13:46:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure y0 [2018-09-20 13:46:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure __y0 [2018-09-20 13:46:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure y1 [2018-09-20 13:46:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure __y1 [2018-09-20 13:46:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure yn [2018-09-20 13:46:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure __yn [2018-09-20 13:46:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure erf [2018-09-20 13:46:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure __erf [2018-09-20 13:46:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure erfc [2018-09-20 13:46:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure __erfc [2018-09-20 13:46:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma [2018-09-20 13:46:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma [2018-09-20 13:46:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure tgamma [2018-09-20 13:46:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure __tgamma [2018-09-20 13:46:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure gamma [2018-09-20 13:46:08,550 INFO L130 BoogieDeclarations]: Found specification of procedure __gamma [2018-09-20 13:46:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure lgamma_r [2018-09-20 13:46:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure __lgamma_r [2018-09-20 13:46:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure rint [2018-09-20 13:46:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure __rint [2018-09-20 13:46:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure nextafter [2018-09-20 13:46:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafter [2018-09-20 13:46:08,551 INFO L130 BoogieDeclarations]: Found specification of procedure nexttoward [2018-09-20 13:46:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttoward [2018-09-20 13:46:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure remainder [2018-09-20 13:46:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure __remainder [2018-09-20 13:46:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn [2018-09-20 13:46:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbn [2018-09-20 13:46:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure ilogb [2018-09-20 13:46:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogb [2018-09-20 13:46:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure scalbln [2018-09-20 13:46:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbln [2018-09-20 13:46:08,554 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyint [2018-09-20 13:46:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyint [2018-09-20 13:46:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure round [2018-09-20 13:46:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure __round [2018-09-20 13:46:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure trunc [2018-09-20 13:46:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure __trunc [2018-09-20 13:46:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure remquo [2018-09-20 13:46:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure __remquo [2018-09-20 13:46:08,555 INFO L130 BoogieDeclarations]: Found specification of procedure lrint [2018-09-20 13:46:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure __lrint [2018-09-20 13:46:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure llrint [2018-09-20 13:46:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure __llrint [2018-09-20 13:46:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure lround [2018-09-20 13:46:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure __lround [2018-09-20 13:46:08,556 INFO L130 BoogieDeclarations]: Found specification of procedure llround [2018-09-20 13:46:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure __llround [2018-09-20 13:46:08,558 INFO L130 BoogieDeclarations]: Found specification of procedure fdim [2018-09-20 13:46:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure __fdim [2018-09-20 13:46:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure fmax [2018-09-20 13:46:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure __fmax [2018-09-20 13:46:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure fmin [2018-09-20 13:46:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure __fmin [2018-09-20 13:46:08,559 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify [2018-09-20 13:46:08,560 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit [2018-09-20 13:46:08,560 INFO L130 BoogieDeclarations]: Found specification of procedure fma [2018-09-20 13:46:08,560 INFO L130 BoogieDeclarations]: Found specification of procedure __fma [2018-09-20 13:46:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure scalb [2018-09-20 13:46:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure __scalb [2018-09-20 13:46:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure acosf [2018-09-20 13:46:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure __acosf [2018-09-20 13:46:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure asinf [2018-09-20 13:46:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure __asinf [2018-09-20 13:46:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure atanf [2018-09-20 13:46:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure __atanf [2018-09-20 13:46:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure atan2f [2018-09-20 13:46:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2f [2018-09-20 13:46:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure cosf [2018-09-20 13:46:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure __cosf [2018-09-20 13:46:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure sinf [2018-09-20 13:46:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure __sinf [2018-09-20 13:46:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure tanf [2018-09-20 13:46:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure __tanf [2018-09-20 13:46:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure coshf [2018-09-20 13:46:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure __coshf [2018-09-20 13:46:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure sinhf [2018-09-20 13:46:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhf [2018-09-20 13:46:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure tanhf [2018-09-20 13:46:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhf [2018-09-20 13:46:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure acoshf [2018-09-20 13:46:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshf [2018-09-20 13:46:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure asinhf [2018-09-20 13:46:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhf [2018-09-20 13:46:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure atanhf [2018-09-20 13:46:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhf [2018-09-20 13:46:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure expf [2018-09-20 13:46:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure __expf [2018-09-20 13:46:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure frexpf [2018-09-20 13:46:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpf [2018-09-20 13:46:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpf [2018-09-20 13:46:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpf [2018-09-20 13:46:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure logf [2018-09-20 13:46:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure __logf [2018-09-20 13:46:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure log10f [2018-09-20 13:46:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure __log10f [2018-09-20 13:46:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure modff [2018-09-20 13:46:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure __modff [2018-09-20 13:46:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure expm1f [2018-09-20 13:46:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1f [2018-09-20 13:46:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure log1pf [2018-09-20 13:46:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pf [2018-09-20 13:46:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure logbf [2018-09-20 13:46:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure __logbf [2018-09-20 13:46:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure exp2f [2018-09-20 13:46:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2f [2018-09-20 13:46:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure log2f [2018-09-20 13:46:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure __log2f [2018-09-20 13:46:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure powf [2018-09-20 13:46:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure __powf [2018-09-20 13:46:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtf [2018-09-20 13:46:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtf [2018-09-20 13:46:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure hypotf [2018-09-20 13:46:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotf [2018-09-20 13:46:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtf [2018-09-20 13:46:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtf [2018-09-20 13:46:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure ceilf [2018-09-20 13:46:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure __ceilf [2018-09-20 13:46:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure fabsf [2018-09-20 13:46:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsf [2018-09-20 13:46:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure floorf [2018-09-20 13:46:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure __floorf [2018-09-20 13:46:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure fmodf [2018-09-20 13:46:08,575 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodf [2018-09-20 13:46:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure __isinff [2018-09-20 13:46:08,576 INFO L130 BoogieDeclarations]: Found specification of procedure __finitef [2018-09-20 13:46:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure isinff [2018-09-20 13:46:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure finitef [2018-09-20 13:46:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure dremf [2018-09-20 13:46:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure __dremf [2018-09-20 13:46:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure significandf [2018-09-20 13:46:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure __significandf [2018-09-20 13:46:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure copysignf [2018-09-20 13:46:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignf [2018-09-20 13:46:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure nanf [2018-09-20 13:46:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure __nanf [2018-09-20 13:46:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanf [2018-09-20 13:46:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure isnanf [2018-09-20 13:46:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure j0f [2018-09-20 13:46:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure __j0f [2018-09-20 13:46:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure j1f [2018-09-20 13:46:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure __j1f [2018-09-20 13:46:08,581 INFO L130 BoogieDeclarations]: Found specification of procedure jnf [2018-09-20 13:46:08,581 INFO L130 BoogieDeclarations]: Found specification of procedure __jnf [2018-09-20 13:46:08,581 INFO L130 BoogieDeclarations]: Found specification of procedure y0f [2018-09-20 13:46:08,581 INFO L130 BoogieDeclarations]: Found specification of procedure __y0f [2018-09-20 13:46:08,581 INFO L130 BoogieDeclarations]: Found specification of procedure y1f [2018-09-20 13:46:08,581 INFO L130 BoogieDeclarations]: Found specification of procedure __y1f [2018-09-20 13:46:08,581 INFO L130 BoogieDeclarations]: Found specification of procedure ynf [2018-09-20 13:46:08,582 INFO L130 BoogieDeclarations]: Found specification of procedure __ynf [2018-09-20 13:46:08,582 INFO L130 BoogieDeclarations]: Found specification of procedure erff [2018-09-20 13:46:08,582 INFO L130 BoogieDeclarations]: Found specification of procedure __erff [2018-09-20 13:46:08,582 INFO L130 BoogieDeclarations]: Found specification of procedure erfcf [2018-09-20 13:46:08,582 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcf [2018-09-20 13:46:08,582 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf [2018-09-20 13:46:08,582 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf [2018-09-20 13:46:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure tgammaf [2018-09-20 13:46:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammaf [2018-09-20 13:46:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure gammaf [2018-09-20 13:46:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure __gammaf [2018-09-20 13:46:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure lgammaf_r [2018-09-20 13:46:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammaf_r [2018-09-20 13:46:08,583 INFO L130 BoogieDeclarations]: Found specification of procedure rintf [2018-09-20 13:46:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure __rintf [2018-09-20 13:46:08,586 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterf [2018-09-20 13:46:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterf [2018-09-20 13:46:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardf [2018-09-20 13:46:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardf [2018-09-20 13:46:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure remainderf [2018-09-20 13:46:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderf [2018-09-20 13:46:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnf [2018-09-20 13:46:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnf [2018-09-20 13:46:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbf [2018-09-20 13:46:08,587 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbf [2018-09-20 13:46:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnf [2018-09-20 13:46:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnf [2018-09-20 13:46:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintf [2018-09-20 13:46:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintf [2018-09-20 13:46:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure roundf [2018-09-20 13:46:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure __roundf [2018-09-20 13:46:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure truncf [2018-09-20 13:46:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure __truncf [2018-09-20 13:46:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure remquof [2018-09-20 13:46:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure __remquof [2018-09-20 13:46:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure lrintf [2018-09-20 13:46:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintf [2018-09-20 13:46:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure llrintf [2018-09-20 13:46:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintf [2018-09-20 13:46:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure lroundf [2018-09-20 13:46:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundf [2018-09-20 13:46:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure llroundf [2018-09-20 13:46:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundf [2018-09-20 13:46:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure fdimf [2018-09-20 13:46:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure __fdimf [2018-09-20 13:46:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxf [2018-09-20 13:46:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxf [2018-09-20 13:46:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure fminf [2018-09-20 13:46:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure __fminf [2018-09-20 13:46:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyf [2018-09-20 13:46:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitf [2018-09-20 13:46:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure fmaf [2018-09-20 13:46:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaf [2018-09-20 13:46:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure scalbf [2018-09-20 13:46:08,595 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbf [2018-09-20 13:46:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure acosl [2018-09-20 13:46:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure __acosl [2018-09-20 13:46:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure asinl [2018-09-20 13:46:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure __asinl [2018-09-20 13:46:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure atanl [2018-09-20 13:46:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure __atanl [2018-09-20 13:46:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure atan2l [2018-09-20 13:46:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure __atan2l [2018-09-20 13:46:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure cosl [2018-09-20 13:46:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure __cosl [2018-09-20 13:46:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure sinl [2018-09-20 13:46:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure __sinl [2018-09-20 13:46:08,602 INFO L130 BoogieDeclarations]: Found specification of procedure tanl [2018-09-20 13:46:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure __tanl [2018-09-20 13:46:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure coshl [2018-09-20 13:46:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure __coshl [2018-09-20 13:46:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure sinhl [2018-09-20 13:46:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure __sinhl [2018-09-20 13:46:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure tanhl [2018-09-20 13:46:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure __tanhl [2018-09-20 13:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure acoshl [2018-09-20 13:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure __acoshl [2018-09-20 13:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure asinhl [2018-09-20 13:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure __asinhl [2018-09-20 13:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure atanhl [2018-09-20 13:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure __atanhl [2018-09-20 13:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure expl [2018-09-20 13:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure __expl [2018-09-20 13:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure frexpl [2018-09-20 13:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure __frexpl [2018-09-20 13:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldexpl [2018-09-20 13:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure __ldexpl [2018-09-20 13:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure logl [2018-09-20 13:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure __logl [2018-09-20 13:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure log10l [2018-09-20 13:46:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure __log10l [2018-09-20 13:46:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure modfl [2018-09-20 13:46:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure __modfl [2018-09-20 13:46:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure expm1l [2018-09-20 13:46:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure __expm1l [2018-09-20 13:46:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure log1pl [2018-09-20 13:46:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure __log1pl [2018-09-20 13:46:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure logbl [2018-09-20 13:46:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure __logbl [2018-09-20 13:46:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure exp2l [2018-09-20 13:46:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure __exp2l [2018-09-20 13:46:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure log2l [2018-09-20 13:46:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure __log2l [2018-09-20 13:46:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure powl [2018-09-20 13:46:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure __powl [2018-09-20 13:46:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure sqrtl [2018-09-20 13:46:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure __sqrtl [2018-09-20 13:46:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure hypotl [2018-09-20 13:46:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure __hypotl [2018-09-20 13:46:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure cbrtl [2018-09-20 13:46:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure __cbrtl [2018-09-20 13:46:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure ceill [2018-09-20 13:46:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure __ceill [2018-09-20 13:46:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure fabsl [2018-09-20 13:46:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure __fabsl [2018-09-20 13:46:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure floorl [2018-09-20 13:46:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure __floorl [2018-09-20 13:46:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure fmodl [2018-09-20 13:46:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure __fmodl [2018-09-20 13:46:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure __isinfl [2018-09-20 13:46:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure __finitel [2018-09-20 13:46:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure isinfl [2018-09-20 13:46:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure finitel [2018-09-20 13:46:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure dreml [2018-09-20 13:46:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure __dreml [2018-09-20 13:46:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure significandl [2018-09-20 13:46:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure __significandl [2018-09-20 13:46:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure copysignl [2018-09-20 13:46:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure __copysignl [2018-09-20 13:46:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure nanl [2018-09-20 13:46:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure __nanl [2018-09-20 13:46:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure __isnanl [2018-09-20 13:46:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure isnanl [2018-09-20 13:46:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure j0l [2018-09-20 13:46:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure __j0l [2018-09-20 13:46:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure j1l [2018-09-20 13:46:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure __j1l [2018-09-20 13:46:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure jnl [2018-09-20 13:46:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure __jnl [2018-09-20 13:46:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure y0l [2018-09-20 13:46:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure __y0l [2018-09-20 13:46:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure y1l [2018-09-20 13:46:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure __y1l [2018-09-20 13:46:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure ynl [2018-09-20 13:46:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure __ynl [2018-09-20 13:46:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure erfl [2018-09-20 13:46:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure __erfl [2018-09-20 13:46:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure erfcl [2018-09-20 13:46:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure __erfcl [2018-09-20 13:46:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal [2018-09-20 13:46:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal [2018-09-20 13:46:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure tgammal [2018-09-20 13:46:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure __tgammal [2018-09-20 13:46:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure gammal [2018-09-20 13:46:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure __gammal [2018-09-20 13:46:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure lgammal_r [2018-09-20 13:46:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure __lgammal_r [2018-09-20 13:46:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure rintl [2018-09-20 13:46:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure __rintl [2018-09-20 13:46:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure nextafterl [2018-09-20 13:46:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure __nextafterl [2018-09-20 13:46:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure nexttowardl [2018-09-20 13:46:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure __nexttowardl [2018-09-20 13:46:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure remainderl [2018-09-20 13:46:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure __remainderl [2018-09-20 13:46:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure scalbnl [2018-09-20 13:46:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbnl [2018-09-20 13:46:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure ilogbl [2018-09-20 13:46:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure __ilogbl [2018-09-20 13:46:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure scalblnl [2018-09-20 13:46:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure __scalblnl [2018-09-20 13:46:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure nearbyintl [2018-09-20 13:46:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure __nearbyintl [2018-09-20 13:46:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure roundl [2018-09-20 13:46:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure __roundl [2018-09-20 13:46:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure truncl [2018-09-20 13:46:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure __truncl [2018-09-20 13:46:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure remquol [2018-09-20 13:46:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure __remquol [2018-09-20 13:46:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure lrintl [2018-09-20 13:46:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure __lrintl [2018-09-20 13:46:08,626 INFO L130 BoogieDeclarations]: Found specification of procedure llrintl [2018-09-20 13:46:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure __llrintl [2018-09-20 13:46:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure lroundl [2018-09-20 13:46:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure __lroundl [2018-09-20 13:46:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure llroundl [2018-09-20 13:46:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure __llroundl [2018-09-20 13:46:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure fdiml [2018-09-20 13:46:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure __fdiml [2018-09-20 13:46:08,627 INFO L130 BoogieDeclarations]: Found specification of procedure fmaxl [2018-09-20 13:46:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure __fmaxl [2018-09-20 13:46:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure fminl [2018-09-20 13:46:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure __fminl [2018-09-20 13:46:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassifyl [2018-09-20 13:46:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure __signbitl [2018-09-20 13:46:08,628 INFO L130 BoogieDeclarations]: Found specification of procedure fmal [2018-09-20 13:46:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure __fmal [2018-09-20 13:46:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure scalbl [2018-09-20 13:46:08,629 INFO L130 BoogieDeclarations]: Found specification of procedure __scalbl [2018-09-20 13:46:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure matherr [2018-09-20 13:46:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 13:46:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 13:46:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 13:46:09,522 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 13:46:09,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:46:09 BoogieIcfgContainer [2018-09-20 13:46:09,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 13:46:09,524 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 13:46:09,525 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 13:46:09,529 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 13:46:09,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:46:07" (1/3) ... [2018-09-20 13:46:09,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb5c95f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:46:09, skipping insertion in model container [2018-09-20 13:46:09,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:46:08" (2/3) ... [2018-09-20 13:46:09,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb5c95f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:46:09, skipping insertion in model container [2018-09-20 13:46:09,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:46:09" (3/3) ... [2018-09-20 13:46:09,533 INFO L112 eAbstractionObserver]: Analyzing ICFG float-no-simp8_true-unreach-call.i [2018-09-20 13:46:09,545 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 13:46:09,555 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 13:46:09,628 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 13:46:09,629 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 13:46:09,629 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 13:46:09,629 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 13:46:09,629 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 13:46:09,629 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 13:46:09,629 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 13:46:09,629 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 13:46:09,629 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 13:46:09,655 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2018-09-20 13:46:09,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-20 13:46:09,674 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:46:09,675 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:46:09,678 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:46:09,685 INFO L82 PathProgramCache]: Analyzing trace with hash 455099394, now seen corresponding path program 1 times [2018-09-20 13:46:09,691 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:46:09,692 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 13:46:09,711 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:46:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:46:09,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:46:09,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:46:09,906 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:46:09,919 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:46:09,920 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-20 13:46:09,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-20 13:46:09,937 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-20 13:46:09,937 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:46:09,940 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 3 states. [2018-09-20 13:46:09,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:46:09,982 INFO L93 Difference]: Finished difference Result 31 states and 37 transitions. [2018-09-20 13:46:09,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-20 13:46:09,984 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-09-20 13:46:09,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:46:09,993 INFO L225 Difference]: With dead ends: 31 [2018-09-20 13:46:09,993 INFO L226 Difference]: Without dead ends: 12 [2018-09-20 13:46:09,997 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-20 13:46:10,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2018-09-20 13:46:10,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2018-09-20 13:46:10,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-09-20 13:46:10,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2018-09-20 13:46:10,031 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 8 [2018-09-20 13:46:10,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:46:10,032 INFO L480 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2018-09-20 13:46:10,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-20 13:46:10,032 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2018-09-20 13:46:10,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-20 13:46:10,033 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 13:46:10,033 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 13:46:10,033 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 13:46:10,033 INFO L82 PathProgramCache]: Analyzing trace with hash 2090803214, now seen corresponding path program 1 times [2018-09-20 13:46:10,034 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 13:46:10,034 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-20 13:46:10,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 13:46:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 13:46:10,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 13:46:10,593 WARN L178 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 6 [2018-09-20 13:46:10,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 13:46:10,646 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 13:46:10,661 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 13:46:10,661 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-20 13:46:10,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-20 13:46:10,663 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-20 13:46:10,664 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-09-20 13:46:10,664 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 6 states. [2018-09-20 13:46:10,935 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-20 13:46:11,127 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-20 13:46:11,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 13:46:11,173 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2018-09-20 13:46:11,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-20 13:46:11,174 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2018-09-20 13:46:11,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 13:46:11,175 INFO L225 Difference]: With dead ends: 12 [2018-09-20 13:46:11,175 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 13:46:11,176 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-20 13:46:11,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 13:46:11,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 13:46:11,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 13:46:11,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 13:46:11,177 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2018-09-20 13:46:11,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 13:46:11,177 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 13:46:11,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-20 13:46:11,178 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 13:46:11,178 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 13:46:11,183 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 13:46:11,231 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-09-20 13:46:11,231 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 13:46:11,231 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 13:46:11,231 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 13:46:11,231 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 13:46:11,231 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 13:46:11,232 INFO L426 ceAbstractionStarter]: For program point L958(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,232 INFO L426 ceAbstractionStarter]: For program point L958-1(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,232 INFO L426 ceAbstractionStarter]: For program point L958-3(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,232 INFO L426 ceAbstractionStarter]: For program point L958-5(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,232 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 951 961) no Hoare annotation was computed. [2018-09-20 13:46:11,232 INFO L426 ceAbstractionStarter]: For program point L958-6(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,233 INFO L426 ceAbstractionStarter]: For program point L958-8(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,233 INFO L426 ceAbstractionStarter]: For program point L958-10(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,233 INFO L426 ceAbstractionStarter]: For program point L958-11(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,233 INFO L426 ceAbstractionStarter]: For program point L958-13(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,233 INFO L426 ceAbstractionStarter]: For program point L958-14(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,233 INFO L426 ceAbstractionStarter]: For program point L958-16(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,233 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 951 961) no Hoare annotation was computed. [2018-09-20 13:46:11,233 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 951 961) the Hoare annotation is: true [2018-09-20 13:46:11,233 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 958) no Hoare annotation was computed. [2018-09-20 13:46:11,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:46:11 BoogieIcfgContainer [2018-09-20 13:46:11,237 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 13:46:11,238 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 13:46:11,238 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 13:46:11,238 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 13:46:11,238 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:46:09" (3/4) ... [2018-09-20 13:46:11,243 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 13:46:11,251 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 13:46:11,251 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 13:46:11,256 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-09-20 13:46:11,256 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-09-20 13:46:11,257 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 13:46:11,310 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 13:46:11,311 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 13:46:11,312 INFO L168 Benchmark]: Toolchain (without parser) took 3968.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 953.2 MB in the beginning and 1.0 GB in the end (delta: -53.6 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:11,313 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-09-20 13:46:11,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 886.38 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 835.1 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:11,314 INFO L168 Benchmark]: Boogie Preprocessor took 122.87 ms. Allocated memory is still 1.0 GB. Free memory was 835.1 MB in the beginning and 829.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:11,314 INFO L168 Benchmark]: RCFGBuilder took 1164.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 829.7 MB in the beginning and 1.1 GB in the end (delta: -235.4 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:11,315 INFO L168 Benchmark]: TraceAbstraction took 1712.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.3 MB). Peak memory consumption was 58.3 MB. Max. memory is 11.5 GB. [2018-09-20 13:46:11,316 INFO L168 Benchmark]: Witness Printer took 73.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 13:46:11,319 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 886.38 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 835.1 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 122.87 ms. Allocated memory is still 1.0 GB. Free memory was 835.1 MB in the beginning and 829.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1164.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 829.7 MB in the beginning and 1.1 GB in the end (delta: -235.4 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1712.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.3 MB). Peak memory consumption was 58.3 MB. Max. memory is 11.5 GB. * Witness Printer took 73.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 958]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 21 locations, 1 error locations. SAFE Result, 1.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 9 SDslu, 26 SDs, 0 SdLazy, 12 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred 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, 4 LocationsWithAnnotation, 4 PreInvPairs, 4 NumberOfFragments, 4 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 609 SizeOfPredicates, 10 NumberOfNonLiveVariables, 49 ConjunctsInSsa, 14 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...