./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/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 873a52cd9da07923b033dc81bcbee63b58583ce3 ................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/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 873a52cd9da07923b033dc81bcbee63b58583ce3 ............................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 21:43:12,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:43:12,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:43:12,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:43:12,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:43:12,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:43:12,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:43:12,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:43:12,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:43:12,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:43:12,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:43:12,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:43:12,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:43:12,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:43:12,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:43:12,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:43:12,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:43:12,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:43:12,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:43:12,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:43:12,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:43:12,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:43:12,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:43:12,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:43:12,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:43:12,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:43:12,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:43:12,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:43:12,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:43:12,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:43:12,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:43:12,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:43:12,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:43:12,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:43:12,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:43:12,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:43:12,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:43:12,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:43:12,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:43:12,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:43:12,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:43:12,385 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 21:43:12,402 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:43:12,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:43:12,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:43:12,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:43:12,403 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:43:12,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:43:12,404 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:43:12,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:43:12,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:43:12,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:43:12,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 21:43:12,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 21:43:12,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 21:43:12,405 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:43:12,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:43:12,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:43:12,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 21:43:12,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:43:12,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:43:12,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 21:43:12,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 21:43:12,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:43:12,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:43:12,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 21:43:12,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 21:43:12,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:43:12,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 21:43:12,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 21:43:12,409 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/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 -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2019-11-15 21:43:12,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:43:12,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:43:12,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:43:12,449 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:43:12,449 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:43:12,450 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-15 21:43:12,508 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/data/e636223f2/752e71386b4245519f853f88d6055b17/FLAGf0de4280e [2019-11-15 21:43:13,032 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:43:13,033 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-15 21:43:13,048 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/data/e636223f2/752e71386b4245519f853f88d6055b17/FLAGf0de4280e [2019-11-15 21:43:13,518 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/data/e636223f2/752e71386b4245519f853f88d6055b17 [2019-11-15 21:43:13,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:43:13,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:43:13,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:43:13,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:43:13,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:43:13,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:43:13" (1/1) ... [2019-11-15 21:43:13,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@173266bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:43:13, skipping insertion in model container [2019-11-15 21:43:13,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:43:13" (1/1) ... [2019-11-15 21:43:13,540 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:43:13,593 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:43:14,155 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: fpclassify 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.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1262) 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:941) 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:2226) 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:666) 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:2226) 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:2226) 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:2226) 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:1424) 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:906) 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:1284) 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:3361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2176) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) 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:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-15 21:43:14,160 INFO L168 Benchmark]: Toolchain (without parser) took 636.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -195.3 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:43:14,161 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:43:14,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -195.3 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:43:14,165 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 632.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -195.3 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-11-15 21:43:16,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:43:16,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:43:16,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:43:16,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:43:16,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:43:16,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:43:16,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:43:16,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:43:16,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:43:16,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:43:16,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:43:16,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:43:16,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:43:16,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:43:16,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:43:16,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:43:16,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:43:16,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:43:16,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:43:16,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:43:16,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:43:16,185 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:43:16,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:43:16,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:43:16,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:43:16,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:43:16,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:43:16,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:43:16,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:43:16,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:43:16,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:43:16,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:43:16,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:43:16,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:43:16,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:43:16,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:43:16,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:43:16,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:43:16,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:43:16,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:43:16,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 21:43:16,210 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:43:16,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:43:16,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:43:16,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:43:16,212 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:43:16,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:43:16,213 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:43:16,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:43:16,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:43:16,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 21:43:16,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 21:43:16,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 21:43:16,214 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 21:43:16,214 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 21:43:16,215 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:43:16,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:43:16,218 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:43:16,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 21:43:16,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:43:16,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:43:16,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 21:43:16,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 21:43:16,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:43:16,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:43:16,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 21:43:16,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 21:43:16,221 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 21:43:16,221 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 21:43:16,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 21:43:16,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 21:43:16,222 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/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 -> 873a52cd9da07923b033dc81bcbee63b58583ce3 [2019-11-15 21:43:16,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:43:16,298 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:43:16,303 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:43:16,307 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:43:16,307 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:43:16,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-15 21:43:16,365 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/data/aae66a853/776544848eb74536ad5f7f05e8f6817c/FLAG9582a84d7 [2019-11-15 21:43:16,929 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:43:16,930 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2019-11-15 21:43:16,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/data/aae66a853/776544848eb74536ad5f7f05e8f6817c/FLAG9582a84d7 [2019-11-15 21:43:17,189 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dad8e154-9ca4-4a51-8d43-1be878729045/bin/uautomizer/data/aae66a853/776544848eb74536ad5f7f05e8f6817c [2019-11-15 21:43:17,191 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:43:17,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:43:17,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:43:17,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:43:17,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:43:17,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:43:17" (1/1) ... [2019-11-15 21:43:17,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@102fce83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:43:17, skipping insertion in model container [2019-11-15 21:43:17,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:43:17" (1/1) ... [2019-11-15 21:43:17,207 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:43:17,260 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:43:17,890 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:1143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1262) 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:941) 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:2226) 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:2226) 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:2226) 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:1424) 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:906) 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:1284) 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:3361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2176) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) 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:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:92) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-15 21:43:17,896 INFO L168 Benchmark]: Toolchain (without parser) took 702.91 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -158.4 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:43:17,897 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:43:17,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -158.4 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:43:17,899 INFO L335 ainManager$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 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 700.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -158.4 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * 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:1143) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...