./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-27 23:21:50,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-27 23:21:50,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-27 23:21:50,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-27 23:21:50,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-27 23:21:50,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-27 23:21:50,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-27 23:21:50,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-27 23:21:50,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-27 23:21:50,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-27 23:21:50,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-27 23:21:50,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-27 23:21:50,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-27 23:21:50,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-27 23:21:50,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-27 23:21:50,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-27 23:21:50,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-27 23:21:50,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-27 23:21:50,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-27 23:21:50,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-27 23:21:50,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-27 23:21:50,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-27 23:21:50,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-27 23:21:50,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-27 23:21:50,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-27 23:21:50,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-27 23:21:50,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-27 23:21:50,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-27 23:21:50,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-27 23:21:50,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-27 23:21:50,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-27 23:21:50,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-27 23:21:50,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-27 23:21:50,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-27 23:21:50,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-27 23:21:50,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-27 23:21:50,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-27 23:21:50,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-27 23:21:50,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-27 23:21:50,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-27 23:21:50,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-27 23:21:50,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-27 23:21:50,322 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-27 23:21:50,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-27 23:21:50,323 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-27 23:21:50,324 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-27 23:21:50,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-27 23:21:50,325 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-27 23:21:50,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-27 23:21:50,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-27 23:21:50,326 INFO L138 SettingsManager]: * Use SBE=true [2021-12-27 23:21:50,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-27 23:21:50,327 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-27 23:21:50,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-27 23:21:50,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-27 23:21:50,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-27 23:21:50,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-27 23:21:50,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-27 23:21:50,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-27 23:21:50,328 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-27 23:21:50,328 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-27 23:21:50,329 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-27 23:21:50,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-27 23:21:50,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-27 23:21:50,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-27 23:21:50,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-27 23:21:50,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-27 23:21:50,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-27 23:21:50,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-27 23:21:50,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-27 23:21:50,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-27 23:21:50,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-27 23:21:50,331 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-27 23:21:50,331 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-27 23:21:50,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-27 23:21:50,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae [2021-12-27 23:21:50,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-27 23:21:50,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-27 23:21:50,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-27 23:21:50,645 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-27 23:21:50,646 INFO L275 PluginConnector]: CDTParser initialized [2021-12-27 23:21:50,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-12-27 23:21:50,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01a80ed53/bf381efd45244a1f966f56351e98e356/FLAGdcb71d6b3 [2021-12-27 23:21:51,228 INFO L306 CDTParser]: Found 1 translation units. [2021-12-27 23:21:51,228 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-12-27 23:21:51,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01a80ed53/bf381efd45244a1f966f56351e98e356/FLAGdcb71d6b3 [2021-12-27 23:21:51,713 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01a80ed53/bf381efd45244a1f966f56351e98e356 [2021-12-27 23:21:51,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-27 23:21:51,717 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-27 23:21:51,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-27 23:21:51,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-27 23:21:51,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-27 23:21:51,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 11:21:51" (1/1) ... [2021-12-27 23:21:51,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d9cfed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:21:51, skipping insertion in model container [2021-12-27 23:21:51,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 11:21:51" (1/1) ... [2021-12-27 23:21:51,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-27 23:21:51,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-27 23:21:52,101 FATAL L? ?]: 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:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1434) 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:1107) 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:2392) 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:729) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:730) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2392) 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:2392) 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:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) 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:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-27 23:21:52,106 INFO L158 Benchmark]: Toolchain (without parser) took 388.18ms. Allocated memory is still 58.7MB. Free memory was 36.3MB in the beginning and 41.0MB in the end (delta: -4.7MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-12-27 23:21:52,111 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory was 41.2MB in the beginning and 41.2MB in the end (delta: 51.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-27 23:21:52,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.49ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 41.0MB in the end (delta: -4.8MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-12-27 23:21:52,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory was 41.2MB in the beginning and 41.2MB in the end (delta: 51.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.49ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 41.0MB in the end (delta: -4.8MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * 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:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-27 23:21:53,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-27 23:21:53,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-27 23:21:53,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-27 23:21:53,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-27 23:21:53,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-27 23:21:53,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-27 23:21:53,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-27 23:21:53,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-27 23:21:53,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-27 23:21:53,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-27 23:21:53,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-27 23:21:53,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-27 23:21:53,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-27 23:21:53,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-27 23:21:53,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-27 23:21:53,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-27 23:21:53,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-27 23:21:53,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-27 23:21:53,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-27 23:21:53,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-27 23:21:53,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-27 23:21:53,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-27 23:21:53,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-27 23:21:53,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-27 23:21:53,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-27 23:21:53,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-27 23:21:53,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-27 23:21:53,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-27 23:21:53,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-27 23:21:53,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-27 23:21:53,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-27 23:21:53,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-27 23:21:53,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-27 23:21:53,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-27 23:21:53,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-27 23:21:53,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-27 23:21:53,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-27 23:21:53,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-27 23:21:53,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-27 23:21:53,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-27 23:21:53,798 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-27 23:21:53,828 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-27 23:21:53,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-27 23:21:53,829 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-27 23:21:53,830 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-27 23:21:53,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-27 23:21:53,830 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-27 23:21:53,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-27 23:21:53,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-27 23:21:53,832 INFO L138 SettingsManager]: * Use SBE=true [2021-12-27 23:21:53,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-27 23:21:53,833 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-27 23:21:53,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-27 23:21:53,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-27 23:21:53,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-27 23:21:53,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-27 23:21:53,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-27 23:21:53,834 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-27 23:21:53,834 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-27 23:21:53,834 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-27 23:21:53,834 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-27 23:21:53,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-27 23:21:53,835 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-27 23:21:53,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-27 23:21:53,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-27 23:21:53,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-27 23:21:53,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-27 23:21:53,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-27 23:21:53,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-27 23:21:53,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-27 23:21:53,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-27 23:21:53,845 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-27 23:21:53,846 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-27 23:21:53,846 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-27 23:21:53,846 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-27 23:21:53,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-27 23:21:53,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-27 23:21:53,847 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae [2021-12-27 23:21:54,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-27 23:21:54,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-27 23:21:54,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-27 23:21:54,174 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-27 23:21:54,175 INFO L275 PluginConnector]: CDTParser initialized [2021-12-27 23:21:54,176 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-12-27 23:21:54,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5e00b33f/73171f885d974bc19cebfc8862629c2c/FLAG6742c7379 [2021-12-27 23:21:54,748 INFO L306 CDTParser]: Found 1 translation units. [2021-12-27 23:21:54,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-12-27 23:21:54,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5e00b33f/73171f885d974bc19cebfc8862629c2c/FLAG6742c7379 [2021-12-27 23:21:55,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5e00b33f/73171f885d974bc19cebfc8862629c2c [2021-12-27 23:21:55,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-27 23:21:55,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-27 23:21:55,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-27 23:21:55,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-27 23:21:55,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-27 23:21:55,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 11:21:55" (1/1) ... [2021-12-27 23:21:55,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d9cfed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 11:21:55, skipping insertion in model container [2021-12-27 23:21:55,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 11:21:55" (1/1) ... [2021-12-27 23:21:55,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-27 23:21:55,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-27 23:21:55,588 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation signbit at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1140) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1434) 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:1107) 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:2392) 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:729) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:730) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2392) 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:2392) 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:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) 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:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-27 23:21:55,596 INFO L158 Benchmark]: Toolchain (without parser) took 543.71ms. Allocated memory is still 60.8MB. Free memory was 39.9MB in the beginning and 43.3MB in the end (delta: -3.4MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2021-12-27 23:21:55,597 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 60.8MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-27 23:21:55,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.08ms. Allocated memory is still 60.8MB. Free memory was 39.8MB in the beginning and 43.3MB in the end (delta: -3.5MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2021-12-27 23:21:55,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 60.8MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.08ms. Allocated memory is still 60.8MB. Free memory was 39.8MB in the beginning and 43.3MB in the end (delta: -3.5MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1140) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit