./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE --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 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae .................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE --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 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae .............................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 11:15:15,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:15:15,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:15:15,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:15:15,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:15:15,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:15:15,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:15:15,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:15:15,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:15:15,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:15:15,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:15:15,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:15:15,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:15:15,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:15:15,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:15:15,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:15:15,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:15:15,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:15:15,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:15:15,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:15:15,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:15:15,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:15:15,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:15:15,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:15:15,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:15:15,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:15:15,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:15:15,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:15:15,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:15:15,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:15:15,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:15:15,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:15:15,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:15:15,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:15:15,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:15:15,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:15:15,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:15:15,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:15:15,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:15:15,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:15:15,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:15:15,309 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 11:15:15,373 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:15:15,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:15:15,378 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:15:15,378 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:15:15,378 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:15:15,378 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:15:15,379 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 11:15:15,379 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:15:15,386 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:15:15,386 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 11:15:15,387 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 11:15:15,388 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:15:15,388 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 11:15:15,388 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 11:15:15,389 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 11:15:15,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:15:15,390 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:15:15,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 11:15:15,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:15:15,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:15:15,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:15:15,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:15:15,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:15:15,392 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:15:15,392 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:15:15,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:15:15,393 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:15:15,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:15:15,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:15:15,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:15:15,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:15:15,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:15:15,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:15:15,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:15:15,396 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 11:15:15,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 11:15:15,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:15:15,397 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:15:15,398 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:15:15,398 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_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae [2021-10-24 11:15:15,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:15:15,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:15:15,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:15:15,730 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:15:15,731 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:15:15,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-10-24 11:15:15,808 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/data/7efe2ef12/ab7e46a013b5485e8b5d29cdae21f753/FLAGc4d910f7f [2021-10-24 11:15:16,380 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:15:16,381 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-10-24 11:15:16,399 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/data/7efe2ef12/ab7e46a013b5485e8b5d29cdae21f753/FLAGc4d910f7f [2021-10-24 11:15:16,652 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/data/7efe2ef12/ab7e46a013b5485e8b5d29cdae21f753 [2021-10-24 11:15:16,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:15:16,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:15:16,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:15:16,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:15:16,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:15:16,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:15:16" (1/1) ... [2021-10-24 11:15:16,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad87555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:15:16, skipping insertion in model container [2021-10-24 11:15:16,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:15:16" (1/1) ... [2021-10-24 11:15:16,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:15:16,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:15:17,349 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: signbit 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:1694) 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:1408) 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:1087) 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:2349) 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:712) 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:713) 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:2349) 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:2349) 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:1576) 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:1052) 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:1430) 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:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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) [2021-10-24 11:15:17,356 INFO L168 Benchmark]: Toolchain (without parser) took 696.70 ms. Allocated memory is still 104.9 MB. Free memory was 79.8 MB in the beginning and 68.0 MB in the end (delta: 11.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:15:17,357 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory is still 58.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:15:17,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.33 ms. Allocated memory is still 104.9 MB. Free memory was 79.5 MB in the beginning and 68.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:15:17,363 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory is still 58.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 694.33 ms. Allocated memory is still 104.9 MB. Free memory was 79.5 MB in the beginning and 68.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 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: signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 11:15:19,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:15:19,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:15:19,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:15:19,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:15:19,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:15:19,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:15:19,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:15:19,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:15:19,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:15:19,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:15:19,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:15:19,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:15:19,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:15:19,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:15:19,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:15:19,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:15:19,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:15:19,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:15:19,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:15:19,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:15:19,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:15:19,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:15:19,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:15:19,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:15:19,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:15:19,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:15:19,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:15:19,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:15:19,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:15:19,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:15:19,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:15:19,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:15:19,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:15:19,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:15:19,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:15:19,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:15:19,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:15:19,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:15:19,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:15:19,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:15:19,925 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 11:15:19,960 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:15:19,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:15:19,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:15:19,962 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:15:19,963 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:15:19,963 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:15:19,963 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:15:19,963 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:15:19,964 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:15:19,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:15:19,967 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:15:19,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:15:19,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:15:19,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:15:19,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:15:19,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:15:19,969 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:15:19,969 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 11:15:19,969 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 11:15:19,969 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:15:19,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:15:19,970 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:15:19,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:15:19,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:15:19,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 11:15:19,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:15:19,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:15:19,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:15:19,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:15:19,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:15:19,972 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 11:15:19,973 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 11:15:19,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:15:19,973 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:15:19,974 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:15:19,974 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_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae [2021-10-24 11:15:20,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:15:20,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:15:20,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:15:20,471 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:15:20,472 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:15:20,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-10-24 11:15:20,561 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/data/99e479512/6d27e7f258a04becb86be5b737283423/FLAGb9f7c09d0 [2021-10-24 11:15:21,320 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:15:21,326 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-10-24 11:15:21,345 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/data/99e479512/6d27e7f258a04becb86be5b737283423/FLAGb9f7c09d0 [2021-10-24 11:15:21,544 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7decc288-3471-45a0-8b8b-b9b60f21b61c/bin/utaipan-9zjyvhn0QE/data/99e479512/6d27e7f258a04becb86be5b737283423 [2021-10-24 11:15:21,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:15:21,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:15:21,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:15:21,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:15:21,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:15:21,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:15:21" (1/1) ... [2021-10-24 11:15:21,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771db7a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:15:21, skipping insertion in model container [2021-10-24 11:15:21,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:15:21" (1/1) ... [2021-10-24 11:15:21,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:15:21,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:15:22,319 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation signbit at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1694) 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:1408) 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:1087) 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:2349) 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:712) 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:713) 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:2349) 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:2349) 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:1576) 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:1052) 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:1430) 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:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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) [2021-10-24 11:15:22,330 INFO L168 Benchmark]: Toolchain (without parser) took 779.98 ms. Allocated memory is still 58.7 MB. Free memory was 36.8 MB in the beginning and 40.1 MB in the end (delta: -3.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 11:15:22,331 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 58.7 MB. Free memory is still 39.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:15:22,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.72 ms. Allocated memory is still 58.7 MB. Free memory was 36.6 MB in the beginning and 40.1 MB in the end (delta: -3.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 11:15:22,335 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 58.7 MB. Free memory is still 39.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 777.72 ms. Allocated memory is still 58.7 MB. Free memory was 36.6 MB in the beginning and 40.1 MB in the end (delta: -3.5 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: not yet supported float operation signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1143) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...