./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/trunc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/trunc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7 --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 53d0e4efa24e06b5458391640b8378bab1206500841307e98c060e1cff1f8073 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:17:25,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:17:25,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:17:25,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:17:25,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:17:25,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:17:25,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:17:25,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:17:25,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:17:25,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:17:25,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:17:25,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:17:25,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:17:25,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:17:25,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:17:25,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:17:25,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:17:25,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:17:25,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:17:25,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:17:25,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:17:25,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:17:25,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:17:25,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:17:25,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:17:25,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:17:25,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:17:25,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:17:25,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:17:25,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:17:25,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:17:25,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:17:25,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:17:25,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:17:25,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:17:25,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:17:25,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:17:25,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:17:25,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:17:25,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:17:25,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:17:25,410 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-25 19:17:25,433 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:17:25,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:17:25,434 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:17:25,434 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:17:25,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:17:25,435 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:17:25,436 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:17:25,436 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:17:25,436 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:17:25,436 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:17:25,437 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:17:25,437 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:17:25,437 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:17:25,437 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:17:25,438 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:17:25,438 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:17:25,438 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:17:25,438 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:17:25,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:17:25,439 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:17:25,440 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:17:25,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:17:25,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:17:25,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:17:25,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:17:25,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:17:25,441 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:17:25,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:17:25,442 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:17:25,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:17:25,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:17:25,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:17:25,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:17:25,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:17:25,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:17:25,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:17:25,444 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:17:25,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:17:25,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:17:25,444 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:17:25,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:17:25,445 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_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53d0e4efa24e06b5458391640b8378bab1206500841307e98c060e1cff1f8073 [2021-11-25 19:17:25,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:17:25,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:17:25,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:17:25,783 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:17:25,784 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:17:25,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/floats-esbmc-regression/trunc.i [2021-11-25 19:17:25,866 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/data/c0265cee4/a939c77ad4784c10a6acdc8dc890cc0e/FLAGd221bc2b4 [2021-11-25 19:17:26,510 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:17:26,510 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/sv-benchmarks/c/floats-esbmc-regression/trunc.i [2021-11-25 19:17:26,525 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/data/c0265cee4/a939c77ad4784c10a6acdc8dc890cc0e/FLAGd221bc2b4 [2021-11-25 19:17:26,740 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/data/c0265cee4/a939c77ad4784c10a6acdc8dc890cc0e [2021-11-25 19:17:26,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:17:26,743 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:17:26,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:17:26,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:17:26,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:17:26,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:17:26" (1/1) ... [2021-11-25 19:17:26,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ed3ea1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:26, skipping insertion in model container [2021-11-25 19:17:26,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:17:26" (1/1) ... [2021-11-25 19:17:26,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:17:26,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:17:27,378 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_04576216-4e89-4332-9c36-e1944b001c60/sv-benchmarks/c/floats-esbmc-regression/trunc.i[36280,36293] [2021-11-25 19:17:27,384 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: trunc 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:1792) 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:1434) 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:729) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) 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:1385) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) 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:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 19:17:27,390 INFO L158 Benchmark]: Toolchain (without parser) took 645.05ms. Allocated memory is still 104.9MB. Free memory was 67.0MB in the beginning and 75.8MB in the end (delta: -8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 19:17:27,391 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 104.9MB. Free memory was 76.2MB in the beginning and 76.2MB in the end (delta: 26.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:17:27,393 INFO L158 Benchmark]: CACSL2BoogieTranslator took 640.51ms. Allocated memory is still 104.9MB. Free memory was 66.9MB in the beginning and 75.8MB in the end (delta: -8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 19:17:27,395 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 104.9MB. Free memory was 76.2MB in the beginning and 76.2MB in the end (delta: 26.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 640.51ms. Allocated memory is still 104.9MB. Free memory was 66.9MB in the beginning and 75.8MB in the end (delta: -8.9MB). 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: trunc de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: trunc: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/trunc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7 --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 53d0e4efa24e06b5458391640b8378bab1206500841307e98c060e1cff1f8073 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:17:29,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:17:29,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:17:29,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:17:29,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:17:29,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:17:29,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:17:29,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:17:29,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:17:29,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:17:29,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:17:29,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:17:29,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:17:29,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:17:29,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:17:29,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:17:29,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:17:29,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:17:29,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:17:29,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:17:29,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:17:29,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:17:29,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:17:29,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:17:29,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:17:29,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:17:29,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:17:29,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:17:29,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:17:29,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:17:29,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:17:29,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:17:29,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:17:29,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:17:29,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:17:29,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:17:29,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:17:29,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:17:29,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:17:29,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:17:29,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:17:29,738 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-25 19:17:29,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:17:29,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:17:29,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:17:29,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:17:29,787 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:17:29,787 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:17:29,788 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:17:29,788 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:17:29,788 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:17:29,788 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:17:29,789 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:17:29,790 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:17:29,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:17:29,791 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:17:29,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:17:29,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:17:29,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:17:29,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:17:29,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:17:29,792 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 19:17:29,793 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 19:17:29,793 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 19:17:29,793 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:17:29,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:17:29,793 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:17:29,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:17:29,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:17:29,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 19:17:29,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:17:29,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:17:29,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:17:29,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:17:29,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:17:29,796 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 19:17:29,796 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 19:17:29,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:17:29,796 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:17:29,796 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:17:29,797 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_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53d0e4efa24e06b5458391640b8378bab1206500841307e98c060e1cff1f8073 [2021-11-25 19:17:30,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:17:30,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:17:30,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:17:30,214 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:17:30,215 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:17:30,216 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/floats-esbmc-regression/trunc.i [2021-11-25 19:17:30,281 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/data/aa5301f25/da0518fe13d44f6ca20c4d44dadb8e4e/FLAGe87a50cad [2021-11-25 19:17:30,861 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:17:30,862 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/sv-benchmarks/c/floats-esbmc-regression/trunc.i [2021-11-25 19:17:30,882 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/data/aa5301f25/da0518fe13d44f6ca20c4d44dadb8e4e/FLAGe87a50cad [2021-11-25 19:17:31,156 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04576216-4e89-4332-9c36-e1944b001c60/bin/utaipan-eEHZpOm5b7/data/aa5301f25/da0518fe13d44f6ca20c4d44dadb8e4e [2021-11-25 19:17:31,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:17:31,163 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:17:31,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:17:31,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:17:31,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:17:31,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:17:31" (1/1) ... [2021-11-25 19:17:31,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46559b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:17:31, skipping insertion in model container [2021-11-25 19:17:31,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:17:31" (1/1) ... [2021-11-25 19:17:31,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:17:31,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:17:31,782 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_04576216-4e89-4332-9c36-e1944b001c60/sv-benchmarks/c/floats-esbmc-regression/trunc.i[36280,36293] [2021-11-25 19:17:31,790 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation signbit at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1140) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1792) 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:1434) 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:1107) 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:2392) 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:730) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) 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:1385) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) 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:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-25 19:17:31,795 INFO L158 Benchmark]: Toolchain (without parser) took 631.82ms. Allocated memory is still 56.6MB. Free memory was 33.4MB in the beginning and 37.7MB in the end (delta: -4.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-25 19:17:31,796 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 56.6MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:17:31,797 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.64ms. Allocated memory is still 56.6MB. Free memory was 33.1MB in the beginning and 37.7MB in the end (delta: -4.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-25 19:17:31,798 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 56.6MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.64ms. Allocated memory is still 56.6MB. Free memory was 33.1MB in the beginning and 37.7MB in the end (delta: -4.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1140) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit