./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI --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 f972cbe125589c42a70888c072a46a8f9d345fc3a59daae98078fb5cac892620 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 03:52:12,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:52:12,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:52:12,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:52:12,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:52:12,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:52:12,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:52:12,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:52:12,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:52:12,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:52:12,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:52:12,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:52:12,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:52:12,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:52:12,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:52:12,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:52:12,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:52:12,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:52:12,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:52:12,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:52:12,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:52:12,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:52:12,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:52:12,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:52:12,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:52:12,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:52:12,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:52:12,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:52:12,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:52:12,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:52:12,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:52:12,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:52:12,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:52:12,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:52:12,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:52:12,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:52:12,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:52:12,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:52:12,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:52:13,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:52:13,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:52:13,001 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-03 03:52:13,040 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:52:13,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:52:13,040 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:52:13,041 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:52:13,041 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:52:13,042 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:52:13,042 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:52:13,042 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:52:13,042 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:52:13,042 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:52:13,043 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:52:13,044 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:52:13,044 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:52:13,044 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:52:13,044 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:52:13,044 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:52:13,044 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:52:13,045 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:52:13,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:52:13,045 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 03:52:13,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:52:13,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 03:52:13,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:52:13,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:52:13,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:52:13,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:52:13,048 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 03:52:13,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:52:13,048 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:52:13,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:52:13,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:52:13,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:52:13,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:52:13,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:52:13,050 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:52:13,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:52:13,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:52:13,050 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:52:13,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:52:13,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:52:13,051 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:52:13,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f972cbe125589c42a70888c072a46a8f9d345fc3a59daae98078fb5cac892620 [2022-11-03 03:52:13,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:52:13,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:52:13,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:52:13,398 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:52:13,410 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:52:13,411 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2022-11-03 03:52:13,474 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/data/af5e0e95e/b497b96783e449b9a8d7f1f9d337aada/FLAG628cbaac4 [2022-11-03 03:52:14,003 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:52:14,004 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2022-11-03 03:52:14,015 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/data/af5e0e95e/b497b96783e449b9a8d7f1f9d337aada/FLAG628cbaac4 [2022-11-03 03:52:14,305 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/data/af5e0e95e/b497b96783e449b9a8d7f1f9d337aada [2022-11-03 03:52:14,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:52:14,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:52:14,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:52:14,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:52:14,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:52:14,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:52:14" (1/1) ... [2022-11-03 03:52:14,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@171520b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:14, skipping insertion in model container [2022-11-03 03:52:14,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:52:14" (1/1) ... [2022-11-03 03:52:14,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:52:14,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:52:15,046 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:809) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1793) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1440) 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:1113) 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:2405) 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:2405) 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:2405) 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:1612) 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:1074) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1463) 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:3269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2354) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) 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) [2022-11-03 03:52:15,057 INFO L158 Benchmark]: Toolchain (without parser) took 745.69ms. Allocated memory is still 113.2MB. Free memory was 72.2MB in the beginning and 87.0MB in the end (delta: -14.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 03:52:15,057 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:52:15,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 741.39ms. Allocated memory is still 113.2MB. Free memory was 72.0MB in the beginning and 87.0MB in the end (delta: -15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 03:52:15,061 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 741.39ms. Allocated memory is still 113.2MB. Free memory was 72.0MB in the beginning and 87.0MB in the end (delta: -15.1MB). Peak memory consumption was 8.4MB. 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:809) 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI --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 f972cbe125589c42a70888c072a46a8f9d345fc3a59daae98078fb5cac892620 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 03:52:17,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:52:17,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:52:17,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:52:17,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:52:17,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:52:17,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:52:17,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:52:17,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:52:17,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:52:17,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:52:17,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:52:17,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:52:17,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:52:17,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:52:17,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:52:17,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:52:17,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:52:17,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:52:17,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:52:17,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:52:17,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:52:17,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:52:17,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:52:17,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:52:17,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:52:17,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:52:17,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:52:17,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:52:17,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:52:17,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:52:17,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:52:17,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:52:17,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:52:17,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:52:17,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:52:17,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:52:17,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:52:17,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:52:17,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:52:17,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:52:17,282 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-03 03:52:17,343 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:52:17,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:52:17,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:52:17,344 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:52:17,344 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:52:17,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:52:17,345 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:52:17,345 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:52:17,345 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:52:17,345 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:52:17,346 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:52:17,346 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:52:17,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:52:17,347 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 03:52:17,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 03:52:17,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:52:17,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:52:17,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:52:17,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:52:17,348 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 03:52:17,348 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 03:52:17,348 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 03:52:17,348 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 03:52:17,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:52:17,349 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:52:17,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:52:17,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:52:17,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 03:52:17,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:52:17,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:52:17,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:52:17,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:52:17,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:52:17,352 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 03:52:17,353 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 03:52:17,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:52:17,354 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:52:17,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 03:52:17,355 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_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f972cbe125589c42a70888c072a46a8f9d345fc3a59daae98078fb5cac892620 [2022-11-03 03:52:17,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:52:17,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:52:17,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:52:17,763 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:52:17,768 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:52:17,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2022-11-03 03:52:17,841 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/data/798aa39c0/55f9e8d985d9474480b9b0300d30b3f9/FLAG87b0c52f7 [2022-11-03 03:52:18,524 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:52:18,525 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i [2022-11-03 03:52:18,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/data/798aa39c0/55f9e8d985d9474480b9b0300d30b3f9/FLAG87b0c52f7 [2022-11-03 03:52:18,773 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d3a6b15-bdc4-4960-9574-0c058390654f/bin/utaipan-7li7fVZpFI/data/798aa39c0/55f9e8d985d9474480b9b0300d30b3f9 [2022-11-03 03:52:18,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:52:18,777 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:52:18,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:52:18,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:52:18,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:52:18,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:52:18" (1/1) ... [2022-11-03 03:52:18,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f3ba6ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:18, skipping insertion in model container [2022-11-03 03:52:18,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:52:18" (1/1) ... [2022-11-03 03:52:18,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:52:18,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:52:19,473 WARN L230 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_8d3a6b15-bdc4-4960-9574-0c058390654f/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[40580,40593] [2022-11-03 03:52:19,481 WARN L230 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_8d3a6b15-bdc4-4960-9574-0c058390654f/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[41059,41072] [2022-11-03 03:52:19,483 WARN L230 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_8d3a6b15-bdc4-4960-9574-0c058390654f/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[41228,41241] [2022-11-03 03:52:19,488 WARN L230 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_8d3a6b15-bdc4-4960-9574-0c058390654f/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[41572,41585] [2022-11-03 03:52:19,493 WARN L230 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_8d3a6b15-bdc4-4960-9574-0c058390654f/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[41926,41939] [2022-11-03 03:52:19,496 WARN L230 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_8d3a6b15-bdc4-4960-9574-0c058390654f/sv-benchmarks/c/floats-cbmc-regression/float_lib1.i[42100,42113] [2022-11-03 03:52:19,497 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:1139) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1793) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1440) 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:1113) 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:2405) 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:2405) 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:2405) 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:1612) 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:1074) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1463) 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:3269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2354) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) 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) [2022-11-03 03:52:19,507 INFO L158 Benchmark]: Toolchain (without parser) took 727.74ms. Allocated memory is still 69.2MB. Free memory was 48.0MB in the beginning and 48.7MB in the end (delta: -724.9kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 03:52:19,508 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:52:19,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 725.66ms. Allocated memory is still 69.2MB. Free memory was 47.7MB in the beginning and 48.7MB in the end (delta: -1.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 03:52:19,512 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 69.2MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 725.66ms. Allocated memory is still 69.2MB. Free memory was 47.7MB in the beginning and 48.7MB in the end (delta: -1.0MB). 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:1139) 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