./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/trunc_nondet_2_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/trunc_nondet_2_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e6aca64c402cd41a7e4d9ea27be751242d3021b ........................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/trunc_nondet_2_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e6aca64c402cd41a7e4d9ea27be751242d3021b ................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 11:38:46,849 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:38:46,850 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:38:46,857 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:38:46,857 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:38:46,858 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:38:46,859 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:38:46,860 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:38:46,861 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:38:46,861 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:38:46,862 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:38:46,862 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:38:46,863 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:38:46,864 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:38:46,864 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:38:46,865 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:38:46,865 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:38:46,867 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:38:46,868 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:38:46,869 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:38:46,870 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:38:46,871 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:38:46,872 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 11:38:46,872 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 11:38:46,873 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 11:38:46,873 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 11:38:46,874 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 11:38:46,874 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 11:38:46,876 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 11:38:46,876 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 11:38:46,877 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 11:38:46,877 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 11:38:46,877 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 11:38:46,877 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 11:38:46,878 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 11:38:46,878 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 11:38:46,879 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 11:38:46,889 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:38:46,889 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:38:46,890 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 11:38:46,890 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 11:38:46,890 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:38:46,890 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:38:46,891 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 11:38:46,891 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:38:46,891 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:38:46,892 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 11:38:46,892 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:38:46,892 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:38:46,892 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 11:38:46,892 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 11:38:46,892 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 11:38:46,892 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:38:46,892 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:38:46,892 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:38:46,892 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 11:38:46,893 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:38:46,893 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 11:38:46,893 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 11:38:46,893 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 11:38:46,893 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:38:46,893 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:38:46,893 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 11:38:46,893 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 11:38:46,893 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 11:38:46,893 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 11:38:46,894 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 11:38:46,894 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e6aca64c402cd41a7e4d9ea27be751242d3021b [2018-11-23 11:38:46,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:38:46,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:38:46,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:38:46,927 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:38:46,927 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:38:46,927 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/../../sv-benchmarks/c/floats-esbmc-regression/trunc_nondet_2_true-unreach-call.i [2018-11-23 11:38:46,962 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/data/d76693820/0c7d27ea21fe446196f343e4f094a8ba/FLAG6afe2a153 [2018-11-23 11:38:47,424 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:38:47,425 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/sv-benchmarks/c/floats-esbmc-regression/trunc_nondet_2_true-unreach-call.i [2018-11-23 11:38:47,434 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/data/d76693820/0c7d27ea21fe446196f343e4f094a8ba/FLAG6afe2a153 [2018-11-23 11:38:47,444 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/data/d76693820/0c7d27ea21fe446196f343e4f094a8ba [2018-11-23 11:38:47,446 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:38:47,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:38:47,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:38:47,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:38:47,450 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:38:47,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:38:47" (1/1) ... [2018-11-23 11:38:47,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bab14b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:47, skipping insertion in model container [2018-11-23 11:38:47,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:38:47" (1/1) ... [2018-11-23 11:38:47,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:38:47,490 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:38:47,772 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: isinf at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:836) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:207) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1310) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:997) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.dispatchDecaySwitchToRValueFunctionArgument(ExpressionResultTransformer.java:113) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleVerifierAssume(StandardFunctionHandler.java:1298) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:207) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1310) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1261) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:962) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3436) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:538) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 11:38:47,775 INFO L168 Benchmark]: Toolchain (without parser) took 328.41 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 932.1 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-11-23 11:38:47,777 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:38:47,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.63 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 932.1 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-11-23 11:38:47,779 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 326.63 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 932.1 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 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: isinf de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isinf: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:836) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 11:38:49,002 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:38:49,003 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:38:49,012 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:38:49,012 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:38:49,013 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:38:49,014 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:38:49,015 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:38:49,016 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:38:49,017 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:38:49,017 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:38:49,018 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:38:49,018 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:38:49,019 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:38:49,020 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:38:49,020 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:38:49,021 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:38:49,022 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:38:49,024 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:38:49,025 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:38:49,026 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:38:49,027 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:38:49,029 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 11:38:49,029 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 11:38:49,029 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 11:38:49,030 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 11:38:49,031 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 11:38:49,032 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 11:38:49,032 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 11:38:49,033 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 11:38:49,033 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 11:38:49,034 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 11:38:49,034 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 11:38:49,034 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 11:38:49,035 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 11:38:49,036 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 11:38:49,036 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 11:38:49,046 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:38:49,047 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:38:49,047 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 11:38:49,048 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 11:38:49,048 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:38:49,048 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:38:49,048 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 11:38:49,049 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:38:49,049 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:38:49,049 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:38:49,049 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:38:49,049 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 11:38:49,049 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 11:38:49,049 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 11:38:49,049 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 11:38:49,050 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 11:38:49,050 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:38:49,050 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:38:49,050 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:38:49,050 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 11:38:49,050 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:38:49,050 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 11:38:49,051 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 11:38:49,052 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 11:38:49,053 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:38:49,053 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:38:49,053 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 11:38:49,053 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 11:38:49,053 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 11:38:49,053 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 11:38:49,053 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 11:38:49,054 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 11:38:49,054 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e6aca64c402cd41a7e4d9ea27be751242d3021b [2018-11-23 11:38:49,084 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:38:49,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:38:49,096 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:38:49,097 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:38:49,098 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:38:49,098 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/../../sv-benchmarks/c/floats-esbmc-regression/trunc_nondet_2_true-unreach-call.i [2018-11-23 11:38:49,144 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/data/d86c98e5f/f8a04ba45dd94c2aae0a30a9d07c8253/FLAG364b5ba52 [2018-11-23 11:38:49,526 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:38:49,526 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/sv-benchmarks/c/floats-esbmc-regression/trunc_nondet_2_true-unreach-call.i [2018-11-23 11:38:49,535 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/data/d86c98e5f/f8a04ba45dd94c2aae0a30a9d07c8253/FLAG364b5ba52 [2018-11-23 11:38:49,545 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/data/d86c98e5f/f8a04ba45dd94c2aae0a30a9d07c8253 [2018-11-23 11:38:49,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:38:49,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:38:49,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:38:49,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:38:49,553 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:38:49,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:38:49" (1/1) ... [2018-11-23 11:38:49,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ccfa9a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:49, skipping insertion in model container [2018-11-23 11:38:49,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:38:49" (1/1) ... [2018-11-23 11:38:49,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:38:49,596 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:38:49,921 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:38:49,924 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 11:38:49,949 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:38:50,164 INFO L195 MainTranslator]: Completed translation [2018-11-23 11:38:50,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50 WrapperNode [2018-11-23 11:38:50,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 11:38:50,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 11:38:50,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 11:38:50,166 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 11:38:50,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50" (1/1) ... [2018-11-23 11:38:50,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50" (1/1) ... [2018-11-23 11:38:50,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 11:38:50,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 11:38:50,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 11:38:50,234 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 11:38:50,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50" (1/1) ... [2018-11-23 11:38:50,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50" (1/1) ... [2018-11-23 11:38:50,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50" (1/1) ... [2018-11-23 11:38:50,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50" (1/1) ... [2018-11-23 11:38:50,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50" (1/1) ... [2018-11-23 11:38:50,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50" (1/1) ... [2018-11-23 11:38:50,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50" (1/1) ... [2018-11-23 11:38:50,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 11:38:50,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 11:38:50,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 11:38:50,248 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 11:38:50,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:38:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-23 11:38:50,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-23 11:38:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 11:38:50,283 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 11:38:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 11:38:50,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 11:38:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 11:38:50,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 11:38:50,516 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 11:38:50,516 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 11:38:50,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:38:50 BoogieIcfgContainer [2018-11-23 11:38:50,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 11:38:50,517 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 11:38:50,517 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 11:38:50,520 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 11:38:50,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:38:49" (1/3) ... [2018-11-23 11:38:50,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a061db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:38:50, skipping insertion in model container [2018-11-23 11:38:50,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:50" (2/3) ... [2018-11-23 11:38:50,521 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a061db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:38:50, skipping insertion in model container [2018-11-23 11:38:50,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:38:50" (3/3) ... [2018-11-23 11:38:50,524 INFO L112 eAbstractionObserver]: Analyzing ICFG trunc_nondet_2_true-unreach-call.i [2018-11-23 11:38:50,530 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 11:38:50,535 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 11:38:50,544 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 11:38:50,561 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 11:38:50,561 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 11:38:50,561 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 11:38:50,561 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 11:38:50,561 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 11:38:50,562 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 11:38:50,562 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 11:38:50,562 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 11:38:50,562 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 11:38:50,577 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2018-11-23 11:38:50,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 11:38:50,581 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:38:50,582 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:38:50,584 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:38:50,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:38:50,588 INFO L82 PathProgramCache]: Analyzing trace with hash 997393992, now seen corresponding path program 1 times [2018-11-23 11:38:50,591 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 11:38:50,591 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-23 11:38:50,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:38:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:52,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:38:59,357 WARN L180 SmtUtils]: Spent 5.66 s on a formula simplification. DAG size of input: 16 DAG size of output: 14 [2018-11-23 11:39:18,356 WARN L180 SmtUtils]: Spent 10.69 s on a formula simplification that was a NOOP. DAG size: 24 [2018-11-23 11:39:39,751 WARN L180 SmtUtils]: Spent 11.31 s on a formula simplification that was a NOOP. DAG size: 24 [2018-11-23 11:39:45,835 WARN L832 $PredicateComparison]: unable to prove that (exists ((v_main_~d~0_BEFORE_CALL_1 (_ FloatingPoint 11 53))) (and (fp.gt v_main_~d~0_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv9223372036854775808 64))) (fp.lt v_main_~d~0_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv9223372036854775807 64))) (not (fp.eq (fp.roundToIntegral roundTowardZero v_main_~d~0_BEFORE_CALL_1) ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 64) roundTowardZero v_main_~d~0_BEFORE_CALL_1)))))) is different from false [2018-11-23 11:39:47,841 WARN L854 $PredicateComparison]: unable to prove that (exists ((v_main_~d~0_BEFORE_CALL_1 (_ FloatingPoint 11 53))) (and (fp.gt v_main_~d~0_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv9223372036854775808 64))) (fp.lt v_main_~d~0_BEFORE_CALL_1 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv9223372036854775807 64))) (not (fp.eq (fp.roundToIntegral roundTowardZero v_main_~d~0_BEFORE_CALL_1) ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 64) roundTowardZero v_main_~d~0_BEFORE_CALL_1)))))) is different from true [2018-11-23 11:39:47,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:39:47,844 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:39:47,853 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:39:47,853 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 11:39:47,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 11:39:47,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 11:39:47,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=4, NotChecked=6, Total=30 [2018-11-23 11:39:47,867 INFO L87 Difference]: Start difference. First operand 17 states. Second operand 6 states. [2018-11-23 11:40:24,914 WARN L180 SmtUtils]: Spent 30.66 s on a formula simplification that was a NOOP. DAG size: 31 [2018-11-23 11:40:33,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:40:33,565 INFO L93 Difference]: Finished difference Result 24 states and 23 transitions. [2018-11-23 11:40:33,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 11:40:33,626 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2018-11-23 11:40:33,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:40:33,631 INFO L225 Difference]: With dead ends: 24 [2018-11-23 11:40:33,631 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 11:40:33,633 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 78.3s TimeCoverageRelationStatistics Valid=13, Invalid=16, Unknown=5, NotChecked=8, Total=42 [2018-11-23 11:40:33,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 11:40:33,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 11:40:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 11:40:33,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 11:40:33,649 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2018-11-23 11:40:33,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:40:33,650 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 11:40:33,650 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 11:40:33,650 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 11:40:33,650 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:40:33,653 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 11:40:37,153 WARN L180 SmtUtils]: Spent 3.47 s on a formula simplification that was a NOOP. DAG size: 14 [2018-11-23 11:40:37,299 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 1 [2018-11-23 11:40:37,301 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-23 11:40:37,301 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 11:40:37,301 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 11:40:37,301 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-23 11:40:37,301 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 11:40:37,301 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 11:40:37,301 INFO L444 ceAbstractionStarter]: At program point L1007(line 1007) the Hoare annotation is: (and (fp.gt main_~d~0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv9223372036854775808 64))) (fp.lt main_~d~0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv9223372036854775807 64))) (= main_~d1~0 ((_ to_fp 11 53) roundNearestTiesToEven ((_ fp.to_sbv 64) roundTowardZero main_~d~0)))) [2018-11-23 11:40:37,301 INFO L448 ceAbstractionStarter]: For program point L1007-1(line 1007) no Hoare annotation was computed. [2018-11-23 11:40:37,301 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 998 1010) the Hoare annotation is: true [2018-11-23 11:40:37,302 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 998 1010) no Hoare annotation was computed. [2018-11-23 11:40:37,302 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 998 1010) no Hoare annotation was computed. [2018-11-23 11:40:37,302 INFO L448 ceAbstractionStarter]: For program point L994-1(line 994) no Hoare annotation was computed. [2018-11-23 11:40:37,302 INFO L448 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2018-11-23 11:40:37,302 INFO L448 ceAbstractionStarter]: For program point L994-3(line 994) no Hoare annotation was computed. [2018-11-23 11:40:37,302 INFO L451 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(line 994) the Hoare annotation is: true [2018-11-23 11:40:37,302 INFO L448 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(line 994) no Hoare annotation was computed. [2018-11-23 11:40:37,302 INFO L448 ceAbstractionStarter]: For program point L994(line 994) no Hoare annotation was computed. [2018-11-23 11:40:37,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:40:37 BoogieIcfgContainer [2018-11-23 11:40:37,304 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 11:40:37,304 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 11:40:37,304 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 11:40:37,304 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 11:40:37,305 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:38:50" (3/4) ... [2018-11-23 11:40:37,307 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 11:40:37,311 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 11:40:37,311 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 11:40:37,312 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-11-23 11:40:37,314 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 11:40:37,314 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 11:40:37,314 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 11:40:37,339 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_876569a5-6639-437b-88d2-710506e61aaf/bin-2019/uautomizer/witness.graphml [2018-11-23 11:40:37,339 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 11:40:37,340 INFO L168 Benchmark]: Toolchain (without parser) took 107791.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -113.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-23 11:40:37,341 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:40:37,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.37 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 826.2 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 11.5 GB. [2018-11-23 11:40:37,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 826.2 MB in the beginning and 1.1 GB in the end (delta: -300.0 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-23 11:40:37,342 INFO L168 Benchmark]: Boogie Preprocessor took 14.20 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:40:37,342 INFO L168 Benchmark]: RCFGBuilder took 268.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-23 11:40:37,342 INFO L168 Benchmark]: TraceAbstraction took 106786.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. [2018-11-23 11:40:37,344 INFO L168 Benchmark]: Witness Printer took 35.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 11.5 GB. [2018-11-23 11:40:37,346 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 615.37 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 826.2 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 826.2 MB in the beginning and 1.1 GB in the end (delta: -300.0 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.20 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 268.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 106786.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. * Witness Printer took 35.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 994]: 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 4 procedures, 17 locations, 1 error locations. SAFE Result, 106.7s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 45.7s AutomataDifference, 0.0s DeadEndRemovalTime, 3.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 5 SDslu, 28 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 10.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 78.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 6 NumberOfFragments, 23 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 66 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 55.7s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 3 QuantifiedInterpolants, 864 SizeOfPredicates, 2 NumberOfNonLiveVariables, 21 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...