./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/copysign.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/copysign.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b417ef1b78b1681b43008a7169fa8fa490774215 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/copysign.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b417ef1b78b1681b43008a7169fa8fa490774215 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:45:42,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:45:42,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:45:42,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:45:42,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:45:42,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:45:42,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:45:42,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:45:42,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:45:42,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:45:42,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:45:42,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:45:42,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:45:42,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:45:42,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:45:42,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:45:42,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:45:42,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:45:42,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:45:42,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:45:42,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:45:42,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:45:42,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:45:42,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:45:42,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:45:42,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:45:42,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:45:42,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:45:42,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:45:42,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:45:42,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:45:42,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:45:42,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:45:42,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:45:42,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:45:42,311 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:45:42,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:45:42,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:45:42,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:45:42,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:45:42,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:45:42,320 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:45:42,358 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:45:42,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:45:42,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:45:42,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:45:42,367 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:45:42,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:45:42,368 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:45:42,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:45:42,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:45:42,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:45:42,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:45:42,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:45:42,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:45:42,373 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:45:42,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:45:42,374 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:45:42,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:45:42,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:45:42,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:45:42,377 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:45:42,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:45:42,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:45:42,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:45:42,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:45:42,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:45:42,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:45:42,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:45:42,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:45:42,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b417ef1b78b1681b43008a7169fa8fa490774215 [2019-11-27 09:45:42,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:45:42,966 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:45:42,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:45:42,980 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:45:42,980 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:45:42,982 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/copysign.i [2019-11-27 09:45:43,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b76315fa/8fb4dfece4db4badbc86c16b2d80393c/FLAG29645ccea [2019-11-27 09:45:44,442 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:45:44,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/copysign.i [2019-11-27 09:45:44,483 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b76315fa/8fb4dfece4db4badbc86c16b2d80393c/FLAG29645ccea [2019-11-27 09:45:44,520 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b76315fa/8fb4dfece4db4badbc86c16b2d80393c [2019-11-27 09:45:44,531 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:45:44,533 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:45:44,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:45:44,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:45:44,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:45:44,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:44" (1/1) ... [2019-11-27 09:45:44,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@328fd84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:44, skipping insertion in model container [2019-11-27 09:45:44,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:44" (1/1) ... [2019-11-27 09:45:44,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:45:44,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:45:45,972 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: copysign at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1651) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1384) 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:696) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1391) 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:1335) 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:1028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1406) 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:3457) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2274) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:570) 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:125) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-27 09:45:45,990 INFO L168 Benchmark]: Toolchain (without parser) took 1448.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.2 MB in the end (delta: -34.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:45,991 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:45:45,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1442.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.2 MB in the end (delta: -34.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:45,998 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1442.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.2 MB in the end (delta: -34.5 MB). Peak memory consumption was 21.4 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: copysign de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: copysign: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:45:49,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:45:49,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:45:49,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:45:49,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:45:49,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:45:49,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:45:49,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:45:49,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:45:49,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:45:49,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:45:49,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:45:49,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:45:49,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:45:49,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:45:49,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:45:49,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:45:49,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:45:49,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:45:49,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:45:49,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:45:49,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:45:49,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:45:49,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:45:50,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:45:50,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:45:50,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:45:50,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:45:50,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:45:50,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:45:50,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:45:50,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:45:50,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:45:50,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:45:50,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:45:50,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:45:50,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:45:50,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:45:50,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:45:50,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:45:50,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:45:50,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:45:50,076 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:45:50,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:45:50,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:45:50,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:45:50,083 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:45:50,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:45:50,086 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:45:50,086 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:45:50,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:45:50,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:45:50,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:45:50,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:45:50,089 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:45:50,091 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:45:50,091 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:45:50,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:45:50,092 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:45:50,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:45:50,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:45:50,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:45:50,095 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:45:50,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:45:50,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:45:50,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:45:50,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:45:50,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:45:50,100 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:45:50,100 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:45:50,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:45:50,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:45:50,102 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b417ef1b78b1681b43008a7169fa8fa490774215 [2019-11-27 09:45:50,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:45:50,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:45:50,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:45:50,733 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:45:50,734 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:45:50,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/copysign.i [2019-11-27 09:45:50,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebce1797d/e9c4d030243044659e857ff36d86ea80/FLAG439bb3129 [2019-11-27 09:45:52,144 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:45:52,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/copysign.i [2019-11-27 09:45:52,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebce1797d/e9c4d030243044659e857ff36d86ea80/FLAG439bb3129 [2019-11-27 09:45:52,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebce1797d/e9c4d030243044659e857ff36d86ea80 [2019-11-27 09:45:52,249 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:45:52,255 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:45:52,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:45:52,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:45:52,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:45:52,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:52" (1/1) ... [2019-11-27 09:45:52,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22739378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:52, skipping insertion in model container [2019-11-27 09:45:52,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:52" (1/1) ... [2019-11-27 09:45:52,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:45:52,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:45:53,386 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation copysign at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1651) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1384) 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:696) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1391) 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:1335) 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:1028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1406) 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:3457) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2274) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:570) 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:125) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-27 09:45:53,407 INFO L168 Benchmark]: Toolchain (without parser) took 1147.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.1 MB in the end (delta: -34.4 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:53,408 INFO L168 Benchmark]: CDTParser took 1.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:45:53,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1141.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.1 MB in the end (delta: -34.4 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:53,430 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1141.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.1 MB in the end (delta: -34.4 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation copysign: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1231) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...