./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 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/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_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH --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-9ad7fb2 [2021-11-03 05:15:08,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:15:08,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:15:08,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:15:08,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:15:08,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:15:08,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:15:08,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:15:08,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:15:08,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:15:08,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:15:08,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:15:08,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:15:08,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:15:08,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:15:08,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:15:08,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:15:08,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:15:08,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:15:08,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:15:08,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:15:08,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:15:08,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:15:08,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:15:08,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:15:08,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:15:08,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:15:08,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:15:08,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:15:08,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:15:08,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:15:08,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:15:08,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:15:08,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:15:08,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:15:08,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:15:08,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:15:08,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:15:08,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:15:08,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:15:08,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:15:08,426 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 05:15:08,479 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:15:08,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:15:08,481 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:15:08,481 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:15:08,481 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:15:08,482 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:15:08,482 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 05:15:08,482 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:15:08,489 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:15:08,490 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 05:15:08,491 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 05:15:08,492 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:15:08,492 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 05:15:08,492 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 05:15:08,492 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 05:15:08,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:15:08,493 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 05:15:08,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 05:15:08,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 05:15:08,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:15:08,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:15:08,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:15:08,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:15:08,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:15:08,495 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 05:15:08,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:15:08,496 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:15:08,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:15:08,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:15:08,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:15:08,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:15:08,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:15:08,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:15:08,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:15:08,499 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 05:15:08,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 05:15:08,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:15:08,500 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:15:08,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:15:08,500 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2021-11-03 05:15:08,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:15:08,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:15:08,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:15:08,828 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:15:08,829 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:15:08,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-03 05:15:08,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/data/8873debc0/3c5e5f4ea9c841baa080b08cd7c6edd1/FLAG86aa639dc [2021-11-03 05:15:09,720 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:15:09,721 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-03 05:15:09,740 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/data/8873debc0/3c5e5f4ea9c841baa080b08cd7c6edd1/FLAG86aa639dc [2021-11-03 05:15:09,920 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/data/8873debc0/3c5e5f4ea9c841baa080b08cd7c6edd1 [2021-11-03 05:15:09,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:15:09,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:15:09,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:15:09,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:15:09,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:15:09,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:15:09" (1/1) ... [2021-11-03 05:15:09,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2c3b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:09, skipping insertion in model container [2021-11-03 05:15:09,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:15:09" (1/1) ... [2021-11-03 05:15:09,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:15:10,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:15:10,747 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:1699) 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:2371) 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:2371) 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:2371) 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:2371) 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:3247) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2321) 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) [2021-11-03 05:15:10,756 INFO L168 Benchmark]: Toolchain (without parser) took 827.29 ms. Allocated memory is still 83.9 MB. Free memory was 52.2 MB in the beginning and 40.3 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-03 05:15:10,757 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 83.9 MB. Free memory is still 53.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:15:10,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 821.13 ms. Allocated memory is still 83.9 MB. Free memory was 52.0 MB in the beginning and 40.3 MB in the end (delta: 11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-03 05:15:10,762 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 83.9 MB. Free memory is still 53.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 821.13 ms. Allocated memory is still 83.9 MB. Free memory was 52.0 MB in the beginning and 40.3 MB in the end (delta: 11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 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... --- 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/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_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH --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-9ad7fb2 [2021-11-03 05:15:13,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:15:13,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:15:13,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:15:13,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:15:13,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:15:13,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:15:13,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:15:13,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:15:13,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:15:13,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:15:13,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:15:13,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:15:13,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:15:13,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:15:13,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:15:13,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:15:13,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:15:13,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:15:13,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:15:13,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:15:13,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:15:13,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:15:13,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:15:13,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:15:13,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:15:13,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:15:13,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:15:13,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:15:13,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:15:13,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:15:13,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:15:13,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:15:13,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:15:13,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:15:13,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:15:13,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:15:13,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:15:13,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:15:13,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:15:13,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:15:13,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-03 05:15:13,528 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:15:13,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:15:13,530 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:15:13,530 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:15:13,531 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:15:13,531 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:15:13,531 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:15:13,531 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:15:13,531 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:15:13,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:15:13,534 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 05:15:13,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 05:15:13,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:15:13,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:15:13,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:15:13,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:15:13,536 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:15:13,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 05:15:13,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 05:15:13,536 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 05:15:13,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:15:13,537 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:15:13,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:15:13,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:15:13,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 05:15:13,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:15:13,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:15:13,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:15:13,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:15:13,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:15:13,539 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 05:15:13,539 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 05:15:13,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:15:13,539 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:15:13,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:15:13,540 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2021-11-03 05:15:14,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:15:14,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:15:14,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:15:14,059 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:15:14,060 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:15:14,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-03 05:15:14,134 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/data/8dcaf173f/5fe9eee8f11e44259b6144cfe19f89d6/FLAG7043d6376 [2021-11-03 05:15:14,939 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:15:14,939 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-03 05:15:14,964 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/data/8dcaf173f/5fe9eee8f11e44259b6144cfe19f89d6/FLAG7043d6376 [2021-11-03 05:15:15,065 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee28ebe-3530-49a8-9775-b602e25f24cb/bin/utaipan-aC7eJsxGYH/data/8dcaf173f/5fe9eee8f11e44259b6144cfe19f89d6 [2021-11-03 05:15:15,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:15:15,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:15:15,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:15:15,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:15:15,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:15:15,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:15:15" (1/1) ... [2021-11-03 05:15:15,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12f884ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:15:15, skipping insertion in model container [2021-11-03 05:15:15,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:15:15" (1/1) ... [2021-11-03 05:15:15,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:15:15,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:15:15,995 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41004,41017] [2021-11-03 05:15:16,004 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41250,41263] [2021-11-03 05:15:16,008 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41501,41514] [2021-11-03 05:15:16,013 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41728,41741] [2021-11-03 05:15:16,015 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41969,41982] [2021-11-03 05:15:16,019 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42292,42305] [2021-11-03 05:15:16,023 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42618,42631] [2021-11-03 05:15:16,024 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42692,42705] [2021-11-03 05:15:16,030 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42943,42956] [2021-11-03 05:15:16,038 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43279,43292] [2021-11-03 05:15:16,040 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43602,43615] [2021-11-03 05:15:16,042 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43928,43941] [2021-11-03 05:15:16,043 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44003,44016] [2021-11-03 05:15:16,046 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44254,44267] [2021-11-03 05:15:16,051 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44590,44603] [2021-11-03 05:15:16,054 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44913,44926] [2021-11-03 05:15:16,060 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45239,45252] [2021-11-03 05:15:16,061 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45313,45326] [2021-11-03 05:15:16,065 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45388,45401] [2021-11-03 05:15:16,067 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45639,45652] [2021-11-03 05:15:16,070 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45975,45988] [2021-11-03 05:15:16,072 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_2ee28ebe-3530-49a8-9775-b602e25f24cb/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46211,46224] [2021-11-03 05:15:16,074 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:1699) 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:2371) 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:2371) 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:2371) 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:3247) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2321) 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) [2021-11-03 05:15:16,080 INFO L168 Benchmark]: Toolchain (without parser) took 1008.10 ms. Allocated memory is still 79.7 MB. Free memory was 42.4 MB in the beginning and 57.7 MB in the end (delta: -15.2 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. [2021-11-03 05:15:16,080 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 79.7 MB. Free memory was 60.9 MB in the beginning and 60.8 MB in the end (delta: 65.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:15:16,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1003.22 ms. Allocated memory is still 79.7 MB. Free memory was 42.2 MB in the beginning and 57.7 MB in the end (delta: -15.4 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. [2021-11-03 05:15:16,087 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 79.7 MB. Free memory was 60.9 MB in the beginning and 60.8 MB in the end (delta: 65.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1003.22 ms. Allocated memory is still 79.7 MB. Free memory was 42.2 MB in the beginning and 57.7 MB in the end (delta: -15.4 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 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: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