./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:26:42,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:26:42,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:26:42,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:26:42,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:26:42,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:26:42,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:26:42,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:26:42,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:26:42,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:26:42,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:26:42,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:26:42,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:26:42,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:26:42,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:26:42,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:26:42,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:26:42,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:26:42,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:26:42,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:26:42,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:26:42,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:26:42,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:26:42,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:26:42,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:26:42,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:26:42,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:26:42,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:26:42,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:26:42,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:26:42,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:26:42,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:26:42,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:26:42,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:26:42,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:26:42,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:26:42,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:26:42,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:26:42,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:26:42,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:26:42,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:26:42,457 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 22:26:42,514 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:26:42,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:26:42,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:26:42,527 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:26:42,528 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:26:42,528 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:26:42,528 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:26:42,529 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:26:42,537 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:26:42,537 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:26:42,539 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:26:42,539 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:26:42,540 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:26:42,540 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:26:42,540 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:26:42,541 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:26:42,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:26:42,542 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:26:42,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:26:42,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:26:42,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:26:42,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:26:42,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:26:42,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:26:42,544 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:26:42,544 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:26:42,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:26:42,545 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:26:42,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:26:42,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:26:42,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:26:42,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:26:42,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:26:42,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:26:42,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:26:42,550 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:26:42,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:26:42,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:26:42,551 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:26:42,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:26:42,552 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2021-11-12 22:26:42,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:26:42,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:26:42,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:26:42,932 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:26:42,933 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:26:42,934 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-12 22:26:43,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/data/9f3eac177/d555048d0a3542bab292121026938aee/FLAGd3cd09031 [2021-11-12 22:26:43,863 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:26:43,864 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-12 22:26:43,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/data/9f3eac177/d555048d0a3542bab292121026938aee/FLAGd3cd09031 [2021-11-12 22:26:43,972 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/data/9f3eac177/d555048d0a3542bab292121026938aee [2021-11-12 22:26:43,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:26:43,979 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:26:43,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:26:43,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:26:43,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:26:43,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:43,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2350ebf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:43, skipping insertion in model container [2021-11-12 22:26:43,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:26:43" (1/1) ... [2021-11-12 22:26:44,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:26:44,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:26:44,821 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.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1759) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) 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:1103) 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:2378) 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:728) 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:2378) 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:2378) 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:2378) 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:1598) 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:1068) 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:1452) 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:3254) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2328) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) 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) [2021-11-12 22:26:44,835 INFO L158 Benchmark]: Toolchain (without parser) took 853.40ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 64.3MB in the end (delta: 2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 22:26:44,837 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 92.3MB. Free memory was 66.1MB in the beginning and 66.0MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:26:44,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 846.83ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 22:26:44,842 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 92.3MB. Free memory was 66.1MB in the beginning and 66.0MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 846.83ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 10.5MB. 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: 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... --- 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:26:47,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:26:47,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:26:47,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:26:47,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:26:47,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:26:47,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:26:47,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:26:47,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:26:47,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:26:47,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:26:47,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:26:47,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:26:47,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:26:47,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:26:47,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:26:47,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:26:47,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:26:47,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:26:47,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:26:47,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:26:47,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:26:47,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:26:47,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:26:47,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:26:47,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:26:47,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:26:47,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:26:47,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:26:47,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:26:47,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:26:47,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:26:47,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:26:47,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:26:47,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:26:47,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:26:47,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:26:47,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:26:47,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:26:47,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:26:47,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:26:47,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-12 22:26:47,513 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:26:47,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:26:47,515 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:26:47,515 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:26:47,515 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:26:47,515 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:26:47,515 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:26:47,516 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:26:47,516 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:26:47,516 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:26:47,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:26:47,517 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:26:47,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:26:47,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:26:47,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:26:47,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:26:47,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:26:47,519 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:26:47,519 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:26:47,519 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:26:47,519 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:26:47,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:26:47,520 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:26:47,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:26:47,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:26:47,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:26:47,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:26:47,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:26:47,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:26:47,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:26:47,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:26:47,522 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:26:47,522 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:26:47,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:26:47,523 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:26:47,523 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:26:47,523 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2021-11-12 22:26:47,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:26:47,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:26:47,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:26:47,895 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:26:47,896 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:26:47,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-12 22:26:47,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/data/8fb8a2d06/58d4166e85c8435c9228db5270ebdd4e/FLAGcd2d7fad4 [2021-11-12 22:26:48,673 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:26:48,674 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-12 22:26:48,689 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/data/8fb8a2d06/58d4166e85c8435c9228db5270ebdd4e/FLAGcd2d7fad4 [2021-11-12 22:26:48,886 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/bin/utaipan-vmNK8stdcF/data/8fb8a2d06/58d4166e85c8435c9228db5270ebdd4e [2021-11-12 22:26:48,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:26:48,894 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:26:48,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:26:48,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:26:48,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:26:48,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:26:48" (1/1) ... [2021-11-12 22:26:48,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d04c307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:26:48, skipping insertion in model container [2021-11-12 22:26:48,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:26:48" (1/1) ... [2021-11-12 22:26:48,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:26:48,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:26:49,761 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41004,41017] [2021-11-12 22:26:49,768 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41250,41263] [2021-11-12 22:26:49,770 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41501,41514] [2021-11-12 22:26:49,773 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41728,41741] [2021-11-12 22:26:49,775 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41969,41982] [2021-11-12 22:26:49,778 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42292,42305] [2021-11-12 22:26:49,782 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42618,42631] [2021-11-12 22:26:49,783 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42692,42705] [2021-11-12 22:26:49,788 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42943,42956] [2021-11-12 22:26:49,794 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43279,43292] [2021-11-12 22:26:49,798 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43602,43615] [2021-11-12 22:26:49,802 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43928,43941] [2021-11-12 22:26:49,805 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44003,44016] [2021-11-12 22:26:49,813 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44254,44267] [2021-11-12 22:26:49,823 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44590,44603] [2021-11-12 22:26:49,828 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44913,44926] [2021-11-12 22:26:49,831 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45239,45252] [2021-11-12 22:26:49,832 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45313,45326] [2021-11-12 22:26:49,836 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45388,45401] [2021-11-12 22:26:49,838 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45639,45652] [2021-11-12 22:26:49,841 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45975,45988] [2021-11-12 22:26:49,843 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5beefea1-00c2-4365-ba3f-a94428d9daba/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46211,46224] [2021-11-12 22:26:49,846 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:1759) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) 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:1103) 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:2378) 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:2378) 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:2378) 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:1598) 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:1068) 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:1452) 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:3254) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2328) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) 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) [2021-11-12 22:26:49,854 INFO L158 Benchmark]: Toolchain (without parser) took 962.70ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 40.1MB in the end (delta: 2.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 22:26:49,855 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:26:49,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 956.16ms. Allocated memory is still 62.9MB. Free memory was 42.8MB in the beginning and 40.1MB in the end (delta: 2.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 22:26:49,858 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 62.9MB. Free memory is still 44.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 956.16ms. Allocated memory is still 62.9MB. Free memory was 42.8MB in the beginning and 40.1MB in the end (delta: 2.7MB). Peak memory consumption was 12.6MB. 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